--- title: "$19 Cheap flights from Ontario, CA - Expedia.com" description: "Cheap flights from Ontario , CA to all destinations. Find best deals for flights from Ontario , CA from top airlines with great prices at Expedia.com." canonical: "https://www.expedia.com/lp/flights/2680/flights-from-ontario" language: en-US market: US currency: USD prices_as_of: 2026-11-14T12:33:33Z --- # $19 Cheap flights from Ontario, CA [View $19 flight on Tue, Mar 16, 2027](https://www.expedia.com/Flights-Search?leg1=from:ONT,to:LAS,departure:3/16/2027TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:18.98&airProductToken=AQoyCjAIxnISBDQ3NTgYrpsBIIuQASi386cDMPvzpwM4RUAAWAFqBFBDXzFyB0syMUVYUzMSCggBEAEYASoCRjkYASIECAEQASgCKAMoBDAN) ## Popular airlines from Ontario Alaska Airlines United American Airlines Delta Frontier Airlines JetBlue Airways Southwest Airlines ### Be in the know Get alerts if flight prices drop or rise\* ### Book smarter Save up to 30% on select hotels after you book a flight\* ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Today's featured flight deals from Ontario Expedia compares millions of flights to find the best value deals for where you want to go. Nonstop Carry-on included Lower price than typical - [Select American Airlines flight departing on Tue, Dec 22 at 3:30pm from Los Angeles, returning on Mon, Dec 28 at 8:15pm from New York priced at $610](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:JFK,departure:12/22/2026TANYT&leg2=from:LGA,to:LAX,departure:12/28/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-9726d271b43d423e80f56f5bb05659d9-1705-1-st-v5-sos-9726d271b43d423e80f56f5bb05659d9-1686-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAbrOrmeQASeQASmqAQcKA0xBWBAAsgEHCgNOWUMQAA~AQoyCjAIwYIBEgIyOBiLuAEgqVEowsGgAzCDxKADOEJAAFgBagVCQVNJQ3IIT1ZBSlpTQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL.AQphCi4I15wBEgQyNTg0GMsBIPJcKOuFoQMwn4ehAzhUQABYAWoDV0dBcgdUWEFVVzJJCi8I15wBEgQyNTQzGPJcIIu4ASjXiqEDMMyMoQM4VEABWAFqA1dHQXIHVFhBVVcySRIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE&medianPrice=970.00&displayPrice=609.20&src=dflp) Los Angeles (LAX) · New York (JFK) · Nonstop · 6-day trip · found 14 hours ago · 25% less than typical - [Select JetBlue Airways flight departing on Fri, Nov 20 at 8:06am from Los Angeles, returning on Mon, Nov 30 at 4:20pm from New York priced at $661](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:JFK,departure:11/20/2026TANYT&leg2=from:LGA,to:LAX,departure:11/30/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-5ec889b7b20342758d52eaa23aa7df1c-2236-1-st-v5-sos-5ec889b7b20342758d52eaa23aa7df1c-1926-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAZL%5FrmeQAQyQAQ2qAQcKA0xBWBABsgEHCgNOWUMQAA~AQowCi4IwmwSBDI4MjQYi7gBIKlRKIbWnQMwytidAzhMQABYAWoCRE5yCFpJN0FCSFkxEgoIARABGAEqAkI2GAEiBAgBEAEoAigDKAQwAQ.AQpdCiwIwmwSAzM3MRjLASDlWiiAyZ4DML%5FKngM4TEAAWAFqAkROcghNQzNBVUVZMQotCMJsEgMxMDEY5Vogi7gBKJfLngMw9s2eAzhMQAFYAWoCRE5yCE1DM0FVRVkxEgoIARABGAEqAkI2GAEiBAgBEAEoAigDKAQwAQ&medianPrice=1004.00&displayPrice=660.60&src=dflp) Los Angeles (LAX) · New York (JFK) · Nonstop · 10-day trip · found 12 hours ago · 20% less than typical - [Select JetBlue Airways flight departing on Fri, Dec 25 at 2:35pm from Los Angeles, returning on Sat, Jan 2 at 6:30am from New York priced at $553](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:JFK,departure:12/25/2026TANYT&leg2=from:JFK,to:LAX,departure:1/2/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-c0b66efa5b894437bdbe6376c45d9e60-1059-1-st-v5-sos-c0b66efa5b894437bdbe6376c45d9e60-912-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAf6lrWeQASaQAQGqAQcKA0xBWBAAsgEHCgNKRksQAA~AQowCi4IwmwSBDExMjQYi7gBIKlRKOvioAMwruWgAzhMQABYAWoCRE5yCFBJMlFVRVkxEgoIARABGAEqAkI2GAEiBAgBEAEoAigDKAQwAQ.AQppCjIIwYIBEgQxNDg3GKlRIO-5ASjSt6EDMLC6oQM4QkAAWAFqBUJBU0lDcghOVUFaWk5CWgozCMGCARIEMjk4NxjvuQEgi7gBKPa6oQMw3LuhAzhCQAFYAWoFQkFTSUNyCE5VQVpaTkJaEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw&medianPrice=857.00&displayPrice=552.60&src=dflp) Los Angeles (LAX) · New York (JFK) · Nonstop · 7-day trip · found 20 hours ago · 20% less than typical - [Select Alaska Airlines flight departing on Wed, Nov 25 at 3:23pm from Los Angeles, returning on Wed, Dec 2 at 1:33pm from Seattle priced at $223](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:SEA,departure:11/25/2026TANYT&leg2=from:SEA,to:ONT,departure:12/2/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-f9cde23a45fa4bbe841e4c05912e630d-2084-16~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBlKyxZ6oBBwoDUUxBEAKyAQcKA1NFQRAB~AQowCi4IwaYBEgM1ODUYi7gBIJIBKNuRngMwiJOeAzhYQABYAWoCU1ZyCE9IMkVYVUJOCjAKLgjBpgESAzU3MRiSASCumwEozd-eAzDl4J4DOFhAAFgBagJTVnIIR0gyRUNWQk4SCggJEAIYAioCQVMYASIECAEQASgHKAMwAQ&medianPrice=601.00&displayPrice=222.81&src=dflp) Los Angeles (LAX) · Seattle (SEA) · Nonstop · 6-day trip · found 2 hours ago · 55% less than typical - [Select Alaska Airlines flight departing on Thu, Nov 19 at 10:00am from Los Angeles, returning on Sun, Nov 22 at 1:14pm from Seattle priced at $309](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:SEA,departure:11/19/2026TANYT&leg2=from:SEA,to:LAX,departure:11/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-6c248176c8a94baea4c8831fe09651b0-32-16~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBrNWvZ6oBBwoDTEFYEACyAQcKA1NFQRAA~AQoxCi8IwaYBEgQxNjUzGIu4ASCSASjYy50DMITNnQM4WEAAWAFqAlNWcghRSDJFQVVCTgowCi4IwaYBEgM0ODcYkgEgi7gBKPrunQMwmvCdAzhYQABYAWoCU1ZyCFFIMkVBVUJOEgoICRACGAIqAkFTGAEiBAgBEAEoBygDMAE&medianPrice=666.00&displayPrice=308.51&src=dflp) Los Angeles (LAX) · Seattle (SEA) · Nonstop · 3-day trip · found 9 hours ago · 45% less than typical - [Select Alaska Airlines flight departing on Wed, Nov 25 at 3:23pm from Los Angeles, returning on Sun, Nov 29 at 7:18am from Seattle priced at $437](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:SEA,departure:11/25/2026TANYT&leg2=from:SEA,to:SNA,departure:11/29/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-cb0f9a22a7664d67ba298efb6242e1b1-5159-16~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBnd2uZ6oBBwoDUUxBEAKyAQcKA1NFQRAB~AQowCi4IwaYBEgM1ODUYi7gBIJIBKNuRngMwiJOeAzhYQABYAWoCU1ZyCFFIMkVYVkJOCjAKLgjBpgESBDEzOTAYkgEgsgMo9rqeAzCevJ4DOFhAAFgBagJTVnIITUg0RUFWQk4SCggJEAIYAioCQVMYASIECAEQASgHKAMwAQ&medianPrice=774.00&displayPrice=436.45&src=dflp) Los Angeles (LAX) · Seattle (SEA) · Nonstop · 3-day trip · found 14 hours ago · 30% less than typical - [Select Alaska Airlines flight departing on Wed, Nov 18 at 3:58pm from Los Angeles, returning on Sun, Nov 22 at 10:31pm from San Francisco priced at $222](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:SFO,departure:11/18/2026TANYT&leg2=from:SFO,to:LAX,departure:11/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-be08d92272664deb88eb33771696007f-300-16~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBvt2vZ5ABAaoBBwoDTEFYEAGyAQcKA1NGTxAB~AQovCi0IwaYBEgI5MRiLuAEgsnEonsOdAzDxw50DOFhAAFgBagJTVnIIR0g1T1hWQk4KMQovCMGmARIEMTYyNxiycSCLuAEop%5FOdAzD%5F850DOFhAAFgBagJTVnIIUUgyT0FTQk4SCggJEAIYAioCQVMYASIECAEQASgHKAMwAQ&medianPrice=522.00&displayPrice=221.47&src=dflp) Los Angeles (LAX) · San Francisco (SFO) · Nonstop · 4-day trip · found 9 hours ago · 50% less than typical - [Select Alaska Airlines flight departing on Tue, Nov 17 at 3:58pm from Los Angeles, returning on Thu, Nov 26 at 3:07pm from San Francisco priced at $221](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:SFO,departure:11/17/2026TANYT&leg2=from:SFO,to:LAX,departure:11/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-530812bbd76745e59372b7057dc21357-684-16~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBpN6vZ6oBBwoDTEFYEACyAQcKA1NGTxAA~AQovCi0IwaYBEgI5MRiLuAEgsnEo%5FredAzDRuJ0DOFhAAFgBagJTVnIIR0g1T1hWQk4KMQovCMGmARIEMTYxMBiycSCLuAEo65yeAzDAnZ4DOFhAAFgBagJTVnIITkgyT0dWQk4SCggJEAIYAioCQVMYASIECAEQASgHKAMwAQ&medianPrice=489.00&displayPrice=220.93&src=dflp) Los Angeles (LAX) · San Francisco (SFO) · Nonstop · 8-day trip · found 9 hours ago · 45% less than typical - [Select Alaska Airlines flight departing on Tue, Nov 17 at 3:58pm from Los Angeles, returning on Sat, Nov 21 at 10:31pm from San Francisco priced at $210](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:SFO,departure:11/17/2026TANYT&leg2=from:SFO,to:LAX,departure:11/21/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-71ff3e453162433891ba5f14f5bd1258-274-16~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBvuesZ6oBBwoDTEFYEACyAQcKA1NGTxAA~AQovCi0IwaYBEgI5MRiLuAEgsnEo%5FredAzDRuJ0DOFhAAFgBagJTVnIIR0g1T1hWQk4KMQovCMGmARIEMTYyNxiycSCLuAEoh-idAzDf6J0DOFhAAFgBagJTVnIIUUgwT1hWQk4SCggJEAIYAioCQVMYASIECAEQASgHKAMwAQ&medianPrice=455.00&displayPrice=209.11&src=dflp) Los Angeles (LA · X) · San Francisco (SFO) · Nonstop · 4-day trip · found 22 hours ago · 45% less than typical - [Select Alaska Airlines flight departing on Tue, Nov 17 at 10:36am from Los Angeles, returning on Sun, Nov 22 at 8:00am from New York priced at $512](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:EWR,departure:11/17/2026TANYT&leg2=from:EWR,to:LAX,departure:11/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-a5aafdd620db4bfc910145c193b2c013-266-16~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBkNmuZ5ABBKoBBwoDTEFYEACyAQcKA0VXUhAA~AQoxCi8IwaYBEgMzODIYi7gBIMSNASi8tZ0DMP-3nQM4WEAAWAFqAlNWcghRSDJPR1ZCTgoxCi8IwaYBEgMyODkYxI0BIIu4ASiM650DMIfunQM4WEAAWAFqAlNWcghOSDJPQVZCThIKCAkQAhgCKgJBUxgBIgQIARABKAcoAzAB&medianPrice=862.00&displayPrice=511.28&src=dflp) Los Angeles (LAX) · New York (EWR) · Nonstop · 4-day trip · found 14 hours ago · 30% less than typical - [Select Alaska Airlines flight departing on Thu, Nov 26 at 7:00am from Los Angeles, returning on Thu, Dec 3 at 7:15am from New York priced at $414](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:EWR,departure:11/26/2026TANYT&leg2=from:EWR,to:LAX,departure:12/3/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-fbbc70b247904c6d895b58b917850002-222-16~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gB5%5FSwZ6oBBwoDTEFYEAGyAQcKA0VXUhAB~AQoxCi8IwaYBEgMyODgYi7gBIMSNASiEmZ4DMMWbngM4WEAAWAFqAlNWcghRSDJPR1ZCTgoxCi8IwaYBEgMyODkYxI0BIIu4ASi%5F5p4DMMPpngM4WEAAWAFqAlNWcghPSDJPQVZCThIKCAkQAhgCKgJBUxgBIgQIARABKAcoAzAB&medianPrice=797.00&displayPrice=413.78&src=dflp) Los Angeles (LAX) · New York (EWR) · Nonstop · 6-day trip · found 4 hours ago · 35% less than typical - [Select Alaska Airlines flight departing on Wed, Nov 25 at 7:00am from Los Angeles, returning on Fri, Dec 4 at 7:15am from New York priced at $401](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:EWR,departure:11/25/2026TANYT&leg2=from:EWR,to:LAX,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-f9fb5b6cb9304ad1bb771bc1fe831f9e-179-16~9.S.1~AQoCCAESBwjUBBABGAEoAlgCcAB6A2Jmc4gBtLOwZ6oBBwoDTEFYEACyAQcKA05ZQxAA~AQoxCi8IwaYBEgMyODgYi7gBIMSNASjkjZ4DMKWQngM4WEAAWAFqAlNWcghRSDJPWFZCTgoxCi8IwaYBEgMyODkYxI0BIIu4ASjf8Z4DMOP0ngM4WEAAWAFqAlNWcghPSDJPQVZCThIKCAkQAhgCKgJBUxgBIgQIARABKAcoAzAB&medianPrice=781.00&displayPrice=400.48&src=dflp) Los Angeles (LAX) · New York (EWR) · Nonstop · 8-day trip · found 6 hours ago · 35% less than typical Show more deals ## Cheapest flights from Ontario Prices were available within the past 7 days and start at $19 for one-way flights and $38 for roundtrip, for the period specified. Prices and availability are subject to change. All deals One way Roundtrip [Select Frontier Airlines flight, departing Tue, Feb 2 from Los Angeles to Las Vegas, returning Wed, Feb 3, priced at $38 Just found](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:LAS,departure:2/2/2027TANYT&leg2=from:LAS,to:LAX,departure:2/3/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:37.96&airProductToken=AQoyCjAIxnISBDMyOTIYi7gBIIuQASiLmKQDMNeYpAM4RUAAWAFqBFBDXzFyB0syMUVYUzMKMgowCMZyEgQzMjkxGIuQASCLuAEo6KCkAzC2oaQDOEVAAFgBagRQQ18xcgdLMjFYWFMzEgoIARABGAEqAkY5GAEiBAgBEAEoAigDKAQwDQ) Tue, Feb 2 - Wed, Feb 3 · LAX · Roundtrip [Select Frontier Airlines flight, departing Tue, Mar 16 from Ontario to Las Vegas, returning Wed, Mar 17, priced at $40 Found 1 hour ago](https://www.expedia.com/Flights-Search?leg1=from:ONT,to:LAS,departure:3/16/2027TANYT&leg2=from:LAS,to:ONT,departure:3/17/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:39.48&airProductToken=AQoyCjAIxnISBDEyODQYrpsBIIuQASjG7qcDMIjvpwM4RUAAWAFqBFBDXzFyB0syMUVYUzMKMgowCMZyEgQxOTIzGIuQASCumwEo9%5F2nAzC3%5FqcDOEVAAFgBagRQQ18xcgdLMjFYWFMzEgoIARABGAEqAkY5GAEiBAgBEAEoAigDKAQwDQ) Tue, Mar 16 - Wed, Mar 17 · ONT · Roundtrip [Select Frontier Airlines flight, departing Sat, Jan 30 from Orange County to Phoenix, returning Mon, Feb 1, priced at $69 Found 22 hours ago](https://www.expedia.com/Flights-Search?leg1=from:SNA,to:PHX,departure:1/30/2027TANYT&leg2=from:PHX,to:SNA,departure:2/1/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:68.96&airProductToken=AQoxCi8IxnISBDE3MjAYsgMg77kBKJz4owMw9%5FijAzhFQABYAWoEUENfMXIHSzIxU1hTMwoxCi8IxnISBDQ5NTcY77kBILIDKN6MpAMwt42kAzhFQABYAWoEUENfMXIHWjIxTlhTMxIKCAEQARgBKgJGORgBIgQIARABKAIoAygEMA0) Sat, Jan 30 - Mon, Feb 1 · SNA · PHX · Roundtrip [Select Allegiant Air flight, departing Thu, Dec 17 from Orange County to Mesa, returning Thu, Dec 31, priced at $81 Found 4 hours ago](https://www.expedia.com/Flights-Search?leg1=from:SNA,to:AZA,departure:12/17/2026TANYT&leg2=from:AZA,to:SNA,departure:12/31/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:81.00&airProductToken=AQoqCigIx2gSAzczOBiyAyCgBijni6ADMMKMoAM4SkAAWAFqAkRGcgRKTkVXCioKKAjHaBIDNzU2GKAGILIDKJKloQMw76WhAzhLQABYAWoCREZyBEtORVcSCggBEAEYASoCRzQYASIECAEQASgCKAMoBDAN) Thu, Dec 17 - Thu, Dec 31 · SNA · AZA · Roundtrip [Select Frontier Airlines flight, departing Fri, Feb 5 from Orange County to Las Vegas, returning Sun, Feb 7, priced at $84 Found 3 hours ago](https://www.expedia.com/Flights-Search?leg1=from:SNA,to:LAS,departure:2/5/2027TANYT&leg2=from:LAS,to:SNA,departure:2/7/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:83.96&airProductToken=AQoxCi8IxnISBDE2OTYYsgMgi5ABKOe4pAMwrrmkAzhFQABYAWoEUENfMXIHWjIxSVhTOQoxCi8IxnISBDE2OTkYi5ABILIDKODOpAMwqs-kAzhFQABYAWoEUENfMXIHWjE0WVhTORIKCAEQARgBKgJGORgBIgQIARABKAIoAygEMA0) Fri, Feb 5 - Sun, Feb 7 · SNA · Roundtrip [Select Frontier Airlines flight, departing Tue, Dec 1 from Los Angeles to Phoenix, returning Mon, Dec 7, priced at $92 Found 14 hours ago](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:PHX,departure:12/1/2026TANYT&leg2=from:PHX,to:LAX,departure:12/7/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:91.96&airProductToken=AQoyCjAIxnISBDM2MDYYi7gBIO-5ASjO1p4DMK3XngM4RUAAWAFqBFBDXzFyB0sxNEVMTlQKMgowCMZyEgQzNjA1GO-5ASCLuAEou5afAzCYl58DOEVAAFgBagRQQ18xcgdSMjFOTE5UEgoIAhABGAEqAkY5GAEiBAgBEAEoAigDKAQwDQ) Tue, Dec 1 - Mon, Dec 7 · LAX · PHX · Roundtrip [Select Frontier Airlines flight, departing Sun, Dec 13 from Los Angeles to Seattle, returning Mon, Dec 14, priced at $108 Found 8 hours ago](https://www.expedia.com/Flights-Search?leg1=from:LAX,to:SEA,departure:12/13/2026TANYT&leg2=from:SEA,to:LAX,departure:12/14/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:107.08&airProductToken=AQoxCi8IxnISBDExNzcYi7gBIJIBKP%5FcnwMwtN6fAzhFQABYAWoEUENfMXIHUjIxWUxOVAoxCi8IxnISBDIxNzYYkgEgi7gBKMHmnwMw4-efAzhFQABYAWoEUENfMXIHSzIxTkxOVBIMCAIQARgBKgJGOTIAGAEiBAgBEAEoAigDKAQwDQ) Sun, Dec 13 - Mon, Dec 14 · LAX · SEA · Roundtrip [Select Southwest Airlines flight, departing Wed, Dec 16 from Long Beach to Phoenix, returning Wed, Dec 16, priced at $117 Found 1 day ago](https://www.expedia.com/Flights-Search?leg1=from:LGB,to:PHX,departure:12/16/2026TANYT&leg2=from:PHX,to:LGB,departure:12/16/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:116.80&airProductToken=AQowCi4I15wBEgM0MzMYywkg77kBKIv7nwMw2%5FufAzhWQABYAWoDV0dBcgdWRE5WTjJFCjAKLgjXnAESAzUyNhjvuQEgywkooP6fAzD6%5Fp8DOFZAAFgBagNXR0FyB1ZETlZOMkUSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB) Wed, Dec 16 - Wed, Dec 16 · LGB · PHX · Roundtrip [Select Alaska Airlines flight, departing Fri, Jan 8 from Burbank to Las Vegas, returning Fri, Jan 8, priced at $132 Found 2 hours ago](https://www.expedia.com/Flights-Search?leg1=from:BUR,to:LAS,departure:1/8/2027TANYT&leg2=from:LAS,to:BUR,departure:1/8/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:131.20&airProductToken=AQo0CjIIwaYBEgM2MzYYgY0BIIuQASjagaIDMKqCogM4WEAAWAFqBVNBVkVScghHSDJPQVZCTgo0CjIIwaYBEgM2MzcYi5ABIIGNASjigqIDMLKDogM4WEAAWAFqBVNBVkVScghHSDJPQVZCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMA0) Fri, Jan 8 - Fri, Jan 8 · BUR · Roundtrip [Select Bargain Flight flight, departing Tue, Jan 12 from Long Beach to Seattle, returning Tue, Jan 12, priced at $163 Found 11 hours ago](https://www.expedia.com/Flights-Search?leg1=from:LGB,to:SEA,departure:1/12/2027TANYT&leg2=from:SEA,to:LGB,departure:1/12/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:162.51&airProductToken=AQowCi4IwaYBEgQxMzA5GMsJIJIBKOSpogMwj6uiAzhYQABYAWoCU1ZyCEdIMk9EVkJOCi8KLQjBpgESAzcxNxiSASDLCSjxq6IDMI2togM4WEAAWAFqAlNWcghHSDJPRFZCThIKCAkQAhgCKgJBUxgBIgQIARABKAcoAzAB) Tue, Jan 12 - Tue, Jan 12 · LGB · SEA · Roundtrip ## How to Find Cheap Flights from Ontario, CA ### How much is a flight from Ontario? This week, flights from Ontario are available between $38 – $163\. ### How to find cheap flights from Ontario? Expedia makes it easy to compare cheap flights from Ontario to many destinations. Check out excellent deals on domestic and international flights from Ontario. Once you select an offer, use our filters and sort by “Price (Lowest)” to see some of the cheapest and suitable options. ### How can I get the best deal on flights from Ontario? On Expedia, you have some of best airline ticket deals at your fingertips. Whether it’s a beach escape with your partner, a family vacation with your kids, or business trip with colleagues, these low airline ticket prices mean more savings for you. An excellent strategy for finding some of the best deals on flights from Ontario is to be flexible with your dates. Within each offer, you can compare prices for similar timeframes using our “Show flexible dates” feature. Depending on your destination, direct flights from Ontario may be more expensive. Airlines with strict bag policies or fees can also impact your costs. ### What is the best airline to fly from Ontario? At Expedia, we give you all the available options from our reputable partners. Select the airline that best suits your preferences and membership loyalties. You can fly from Ontario with: Frontier Airlines, Allegiant Air, Southwest Airlines, United, Alaska Airlines. ### What is the best month to fly from Ontario? One of the cheapest times to fly from Ontario airport(s) is February, based on the current list of flights available now. Prices on plane tickets vary considerably throughout the year due to availability and seasonal demand. ### Are there any last-minute flights from Ontario? Expedia is the place to find last-minute flights from Ontario, making it easy for you to compare prices on flights in the near future for different combinations of travel dates and from multiple airlines. We source some of the best deals for you and display some of the best offers available over the next 2 weeks. ### Why book your ticket with Expedia? Booking flights from Ontario with Expedia is the obvious choice to get low prices, save money, and see more value from every dollar spent. We show you some of the best deals happening right now and provide a vast inventory of airlines and flight routes to choose from, so you can find some of the cheapest flights from Ontario. You can customize your journey to your timeline, route preferences, budget, rewards programs, and more. ### Can I change/cancel my flight? Some flights can be changed or canceled, but fees and refunds will depend on the unique terms of your flight agreement. Airlines have different rules and restrictions for exchanging or refunding flights. For more information, go to your itinerary or visit our [customer service portal](https://www.expedia.com/service/). We recommend choosing flights with no change fees for the most flexibility. Filter by “Flexible change policies” to see flights with no change fees. ## Travel information | Origin city name | Los Angeles | | ------------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Origin airport | Los Angeles Intl. | | Origin airport IATA code | LAX | | Airlines serving | Alaska Airlines, American Airlines, United, Delta, Frontier Airlines, JetBlue Airways, Air Canada, Southwest Airlines, Aeromexico, Singapore Airlines, Cathay Pacific, Japan Airlines, All Nippon Airways, Korean Air, EVA Airways, Turkish Airlines, Volaris, Philippine Airlines, China Airlines, Lufthansa, Qantas Airways, British Airways, China Eastern Airlines, Starlux Airlines, Swiss International Air Lines, Asiana Airlines, Avianca, Emirates, China Southern Airlines, WestJet, Iberia, KLM, YP, SAS, Copa, Brussels Airlines | | Popular airline | Alaska Airlines | | Roundtrip price | $38 | ## Explore a world of travel with Expedia - [Lodging](?equalTargetTab=tab-0) - [Flights](?equalTargetTab=tab-1) - [Packages](?equalTargetTab=tab-2) - [Cars](?equalTargetTab=tab-3) - [Los Angeles Hotels](https://www.expedia.com/Los-Angeles-Hotels.d178280.Travel-Guide-Hotels) - [Downtown Los Angeles Hotels](https://www.expedia.com/Downtown-Los-Angeles-Los-Angeles-Hotels.0-n800058-0.Travel-Guide-Filter-Hotels) - [Hotels near Disneyland® Resort](https://www.expedia.com/Disneyland-Resort-Hotels.0-l6025613-0.Travel-Guide-Filter-Hotels) - [Cheap Hotels in Anaheim](https://www.expedia.com/Anaheim-Hotels-Cheap-Hotels.0-0-d5921-tCheapHotels.Travel-Guide-Filter-Hotels) - [Huntington Beach Hotels](https://www.expedia.com/Huntington-Beach-Hotels.d8165.Travel-Guide-Hotels) - [Hotels with Free Airport Shuttle in Los Angeles](https://www.expedia.com/Los-Angeles-Hotels-Hotels-With-Free-Airport-Shuttle.0-0-d178280-tHotelswithFreeAirportShuttle.Travel-Guide-Filter-Hotels) - [Santa Monica Hotels](https://www.expedia.com/Santa-Monica-Hotels.d3220.Travel-Guide-Hotels) - [Newport Beach Hotels](https://www.expedia.com/Newport-Beach-Hotels.d8111.Travel-Guide-Hotels) - [Irvine Hotels](https://www.expedia.com/Irvine-Hotels.d7819.Travel-Guide-Hotels) - [Rancho Cucamonga Hotels](https://www.expedia.com/Rancho-Cucamonga-Hotels.d7732.Travel-Guide-Hotels) - [Long Beach Hotels](https://www.expedia.com/Long-Beach-Hotels.d2058.Travel-Guide-Hotels) - [Cabin Rentals in Big Bear Lake](https://www.expedia.com/Big-Bear-Lake-Cabins.d6919-aaCabins.Travel-Guide-Accommodation) - [Cheap Hotels in Los Angeles](https://www.expedia.com/Los-Angeles-Hotels-Cheap-Hotels.0-0-d178280-tCheapHotels.Travel-Guide-Filter-Hotels) - [Oceanfront Hotels in Laguna Beach](https://www.expedia.com/Laguna-Beach-Hotels-Oceanfront-Hotels.0-0-d8384-tOceanfrontHotels.Travel-Guide-Filter-Hotels) - [Ontario Hotels](https://www.expedia.com/Ontario-Hotels.d2680.Travel-Guide-Hotels) - [Anaheim Hotels](https://www.expedia.com/Anaheim-Hotels.d5921.Travel-Guide-Hotels) - [Hotels near Los Angeles Intl.](https://www.expedia.com/Los-Angeles-Intl-Airport-Hotels.0-aLAX-0.Travel-Guide-Filter-Hotels) - [Hotels near Universal Studios Hollywood](https://www.expedia.com/Universal-Studios-Hollywood-Hotels.0-l501594-0.Travel-Guide-Filter-Hotels) - [Flights from Upland](https://www.expedia.com/lp/flights/6575/flights-from-upland) - [Flights from Mira Loma](https://www.expedia.com/lp/flights/553248635975357428/flights-from-mira-loma) - [Flights from Montclair](https://www.expedia.com/lp/flights/182996/flights-from-montclair) - [Flights from Yorba Linda](https://www.expedia.com/lp/flights/10526/flights-from-yorba-linda) - [Flights from Portland (PDX) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/pdx/lax/portland-to-los-angeles) - [Flights from Seattle (SEA) to Ontario Intl. Airport (ONT)](https://www.expedia.com/lp/flights/sea/ont/seattle-to-ontario) - [Flights from New York (JFK) to Ontario Intl. Airport (ONT)](https://www.expedia.com/lp/flights/jfk/ont/new-york-to-ontario) - [Flights from Glendora](https://www.expedia.com/lp/flights/7998/flights-from-glendora) - [Flights from Houston (IAH) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/iah/lax/houston-to-los-angeles) - [Flights from Miami (MIA) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/mia/lax/miami-to-los-angeles) - [Flights from Portland (PDX) to Ontario Intl. Airport (ONT)](https://www.expedia.com/lp/flights/pdx/ont/portland-to-ontario) - [Flights from Sacramento (SMF) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/smf/lax/sacramento-to-los-angeles) - [Flights from San Gabriel Valley](https://www.expedia.com/lp/flights/553248635056398175/flights-from-san-gabriel-valley) - [Flights from Pomona](https://www.expedia.com/lp/flights/10632/flights-from-pomona) - [Flights from Dallas (DFW) to Ontario Intl. Airport (ONT)](https://www.expedia.com/lp/flights/dfw/ont/dallas-to-ontario) - [Flights from Fontana](https://www.expedia.com/lp/flights/8109/flights-from-fontana) - [Flights from Mount Baldy](https://www.expedia.com/lp/flights/6346934/flights-from-mount-baldy) - [Flights to Los Angeles](https://www.expedia.com/Cheap-Flights-To-Los-Angeles.d178280.Travel-Guide-Flights) - [Flights to Ontario](https://www.expedia.com/Cheap-Flights-To-Ontario.d2680.Travel-Guide-Flights) - [Flights from Bloomington](https://www.expedia.com/lp/flights/6351821/flights-from-bloomington) - [Flights from Seattle (SEA) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/sea/lax/seattle-to-los-angeles) - [Flights from Sacramento (SMF) to Ontario Intl. Airport (ONT)](https://www.expedia.com/lp/flights/smf/ont/sacramento-to-ontario) - [Flights from Hollywood Burbank](https://www.expedia.com/lp/airports/bur/flights-from-hollywood-burbank-airport) - [Flights from Las Vegas (LAS) to Ontario Intl. Airport (ONT)](https://www.expedia.com/lp/flights/las/ont/las-vegas-to-ontario) - [Flights from John Wayne](https://www.expedia.com/lp/airports/sna/flights-from-john-wayne-airport) - [Flights from Chino Hills](https://www.expedia.com/lp/flights/6048589/flights-from-chino-hills) - [Flights from Las Vegas (LAS) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/las/lax/las-vegas-to-los-angeles) - [Flights from Chicago (ORD) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/ord/lax/chicago-to-los-angeles) - [Flights from Philadelphia (PHL) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/phl/lax/philadelphia-to-los-angeles) - [Flights from La Verne](https://www.expedia.com/lp/flights/9447/flights-from-la-verne) - [Flights from Honolulu (HNL) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/hnl/lax/honolulu-to-los-angeles) - [Flights from San Francisco (SFO) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/sfo/lax/san-francisco-to-los-angeles) - [Flights from Jurupa Valley](https://www.expedia.com/lp/flights/553248635077705864/flights-from-jurupa-valley) - [Flights from Denver (DEN) to Ontario Intl. 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Airport](https://www.expedia.com/lp/airports/ont/flights-from-los-angeles-ontario-intl-airport) - [Flights from Rialto](https://www.expedia.com/lp/flights/6086/flights-from-rialto) - [Flights from Atlanta (ATL) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/atl/lax/atlanta-to-los-angeles) - [Flights from Azusa](https://www.expedia.com/lp/flights/5959/flights-from-azusa) - [Flights from New York (JFK) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/jfk/lax/new-york-to-los-angeles) - [Flights from San Dimas](https://www.expedia.com/lp/flights/9799/flights-from-san-dimas) - [Flights from Washington (DCA) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/dca/lax/washington-to-los-angeles) - [Flights from Phoenix (PHX) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/phx/lax/phoenix-to-los-angeles) - [Flights from Dallas (DFW) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/dfw/lax/dallas-to-los-angeles) - [Flights from Claremont](https://www.expedia.com/lp/flights/6504/flights-from-claremont) - [Flights from Detroit (DTW) to Los Angeles (LAX)](https://www.expedia.com/lp/flights/dtw/lax/detroit-to-los-angeles) - [Flights from San Francisco (SFO) to Orange County (SNA)](https://www.expedia.com/lp/flights/sfo/sna/san-francisco-to-orange-county) - [Flights from Newark Liberty Intl. 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Airport airport](https://www.expedia.com/Car-Rentals-In-Los-Angeles-Ontario-Intl.d5525071.Car-Rental-Guide) - [Car rental Ontario](https://www.expedia.com/Car-Rentals-In-Ontario.d2680.Car-Rental-Guide) - [Rental cars John Wayne airport](https://www.expedia.com/Car-Rentals-In-John-Wayne.d4279891.Car-Rental-Guide) \*Available to One Key members. ## Other language versions ```yaml hreflang: x-default: https://www.expedia.com/lp/flights/2680/flights-from-ontario zh-CN: https://www.expedia.com/cn/lp/flights/2680/flights-from-ontario fr-CA: https://www.expedia.ca/fr/lp/vols/2680/vols-en-partance-de-ontario ar: https://www.expedia.sa/lp/flights/2680/flights-from-ontario en-CA: https://www.expedia.ca/lp/flights/2680/flights-from-ontario es-MX: https://www.expedia.mx/lp/vuelos/2680/vuelos-desde-ontario en-US: https://www.expedia.com/lp/flights/2680/flights-from-ontario ar-AE: https://www.expedia.ae/ar/lp/flights/2680/flights-from-ontario en-TW: https://www.expedia.com.tw/en/lp/flights/2680/flights-from-ontario es: https://www.expedia.com/es/lp/vuelos/2680/vuelos-desde-ontario ```