Popular airlines from Dallas-Fort Worth Intl. Airport (DFW) to Los Angeles - Ontario Intl. Airport (ONT)
Frontier AirlinesFrontier Airlines
American AirlinesAmerican Airlines
Alaska AirlinesAlaska Airlines
UnitedUnited
DeltaDelta
Hawaiian AirlinesHawaiian Airlines
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Today's featured flight deals from Dallas-Fort Worth Intl. Airport (DFW) to Los Angeles - Ontario Intl. Airport (ONT)
- Dallas (DAL) to Ontario (ONT).Southwest Airlines, nonstop.Departing on Fri, Sep 12 at 7:45pm from Dallas, arriving at 8:50pm in Ontario.Returning on Sun, Sep 21 at 5:10am from Ontario, arriving at 10:05am in Dallas.Select Southwest Airlines flight departing on Fri, Sep 12 at 7:45pm from Dallas, returning on Sun, Sep 21 at 5:10am from Ontario priced at $13460% less than typical$134
- Dallas (DFW) to Ontario (ONT).Frontier Airlines, nonstop.Departing on Mon, Aug 11 at 6:09pm from Dallas, arriving at 7:14pm in Ontario.Returning on Sun, Aug 17 at 8:09pm from Ontario, arriving on Mon, Aug 18 at 1:24am in Dallas.Select Frontier Airlines flight departing on Mon, Aug 11 at 6:09pm from Dallas, returning on Sun, Aug 17 at 8:09pm from Ontario priced at $20550% less than typical$205
- Dallas (DFW) to Ontario (ONT).Frontier Airlines, nonstop.Departing on Fri, Aug 8 at 6:09pm from Dallas, arriving at 7:14pm in Ontario.Returning on Mon, Aug 11 at 8:09pm from Ontario, arriving on Tue, Aug 12 at 1:24am in Dallas.Select Frontier Airlines flight departing on Fri, Aug 8 at 6:09pm from Dallas, returning on Mon, Aug 11 at 8:09pm from Ontario priced at $23145% less than typical$231
- Dallas (DAL) to Ontario (ONT).Southwest Airlines, nonstop.Departing on Wed, Sep 10 at 5:45pm from Dallas, arriving at 6:50pm in Ontario.Returning on Sun, Sep 14 at 4:55pm from Ontario, arriving at 9:55pm in Dallas.Select Southwest Airlines flight departing on Wed, Sep 10 at 5:45pm from Dallas, returning on Sun, Sep 14 at 4:55pm from Ontario priced at $13955% less than typical$139
- Dallas (DFW) to Ontario (ONT).American Airlines, nonstop.Departing on Fri, Sep 12 at 9:20pm from Dallas, arriving at 10:33pm in Ontario.Returning on Sun, Sep 21 at 5:10am from Ontario, arriving at 10:05am in Dallas.Select American Airlines flight departing on Fri, Sep 12 at 9:20pm from Dallas, returning on Sun, Sep 21 at 5:10am from Ontario priced at $14455% less than typical$144
- Dallas (DFW) to Ontario (ONT).Frontier Airlines, nonstop.Departing on Thu, Aug 14 at 6:09pm from Dallas, arriving at 7:14pm in Ontario.Returning on Sun, Aug 17 at 8:09pm from Ontario, arriving on Mon, Aug 18 at 1:24am in Dallas.Select Frontier Airlines flight departing on Thu, Aug 14 at 6:09pm from Dallas, returning on Sun, Aug 17 at 8:09pm from Ontario priced at $20545% less than typical$205
- Dallas (DFW) to Ontario (ONT).Frontier Airlines, nonstop.Departing on Sat, Aug 9 at 6:09pm from Dallas, arriving at 7:14pm in Ontario.Returning on Mon, Aug 18 at 8:09pm from Ontario, arriving on Tue, Aug 19 at 1:24am in Dallas.Select Frontier Airlines flight departing on Sat, Aug 9 at 6:09pm from Dallas, returning on Mon, Aug 18 at 8:09pm from Ontario priced at $21145% less than typical$211
- Dallas (DFW) to Ontario (ONT).American Airlines, nonstop.Departing on Sat, Aug 23 at 5:30pm from Dallas, arriving at 6:24pm in Ontario.Returning on Sun, Aug 31 at 12:47pm from Ontario, arriving at 5:50pm in Dallas.Select American Airlines flight departing on Sat, Aug 23 at 5:30pm from Dallas, returning on Sun, Aug 31 at 12:47pm from Ontario priced at $21445% less than typical$214
- Dallas (DFW) to Ontario (ONT).Frontier Airlines, nonstop.Departing on Sat, Aug 16 at 6:09pm from Dallas, arriving at 7:14pm in Ontario.Returning on Sun, Aug 24 at 12:04pm from Ontario, arriving at 5:20pm in Dallas.Select Frontier Airlines flight departing on Sat, Aug 16 at 6:09pm from Dallas, returning on Sun, Aug 24 at 12:04pm from Ontario priced at $17850% less than typical$178
Cheap Flights from Dallas to Ontario (DFW-ONT)
Prices were available within the past 7 days and start at $59 for one-way flights and $111 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Find the cheapest month to fly from Dallas (DFW) to Ontario (ONT)
April is typically the cheapest month to fly
Graph displaying average flight prices per month
Alternative airports near Ontario
Prices were available within the past 7 days. Prices and availability are subject to change.
Origin airport | Dallas-Fort Worth Intl. |
Destination airport | Los Angeles - Ontario Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, United |
Roundtrip price | $110 |
Distance | 1184 mi |
Dallas to Ontario Flights
The cheapest times to fly from Dallas to Ontario
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Dallas to Ontario are during the month of September. You can find some of the cheapest flights from Dallas to Ontario with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Dallas to Ontario
Sunday is one of the best days to book for cheap flights from Dallas to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Dallas to Ontario
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Dallas to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $59 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Dallas to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Dallas to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Frequently asked questions
Explore a world of travel with Expedia
Lodging
- Hotels near Ontario Convention Center
- Hotels near Cucamonga-Guasti Regional Park
- Hotels near Guasti
- Hotels with a View in Guasti
- Resorts & Hotels with Spas in Guasti
- Hotels near Disneyland® Resort
- Ontario Hotels
- Hotels near Toyota Arena
- Hotels near East Ontario Station
- Rancho Cucamonga Hotels
- Hotels near Ontario Mills Shopping Mall
- Hotels near Scandia Amusement Park
- Hotels near Villaggio Nail Spa
- Cheap Hotels in Ontario
- Hotels near Rancho Cucamonga Station
- Cheap Hotels in Rancho Cucamonga
- Hotels with Free Airport Shuttle in Ontario
Flights
- Flights to Los Angeles
- Flights to Ontario
- Flights from Las Vegas to Rancho Cucamonga
- Flights from Sacramento to Rancho Cucamonga
- Flights from San Francisco to Rancho Cucamonga
- Flights from Salt Lake City to Rancho Cucamonga
- Flights from Seattle to Rancho Cucamonga
- Flights from Denver to Rancho Cucamonga
- Flights from Dallas to Rancho Cucamonga
- Flights from Austin to Rancho Cucamonga
- Flights from Spokane to Rancho Cucamonga
- Flights from Omaha to Rancho Cucamonga
- Flights from Ontario
- Flights to Rancho Cucamonga
- Flights from Phoenix to Ontario
- Flights from Arlington to Ontario
- Flights from Santa Cruz to Ontario
- Flights from Provo to Ontario
- Flights from Jamestown to Ontario
- Flights from Garden City to Ontario
- Flights from Tuscaloosa to Ontario
- Flights from Pocatello to Ontario
- Flights from Alamosa to Ontario
- Flights from Red Bluff to Ontario
- Flights from Cottonwood to Ontario
- Flights from Duluth to Ontario
- Flights from Veracruz to Ontario
- Flights from Kenner to Ontario
- Flights from Delhi to Ontario
- Flights from Renton to Ontario
- Flights from Burlington to Ontario
- Flights from Aguadilla to Ontario
- Flights from Covington to Ontario
- Flights from Sun Valley to Ontario
- Flights from Santo Domingo to Ontario
- Flights from Trinidad to Ontario
- Flights from Xiamen to Ontario
- Flights from Warsaw to Ontario
- Flights from Biloxi to Ontario
- Flights from Concord to Ontario
- Flights from Antananarivo to Ontario
- Flights from Ciudad Juárez to Ontario
- Flights from Queenstown to Ontario
- Flights from Lisbon to Ontario
- Flights from Worcester to Ontario
- Flights from Jackson to Ontario
- Flights from Paphos to Ontario
- Flights from Laage to Ontario
- Flights from Windsor to Ontario
- Flights from Belle Chasse to Ontario
- Flights from Zaragoza to Ontario
- Flights from Hamburg to Ontario
- Flights from Grand Forks to Ontario
- Flights from Manzanillo to Ontario
- Flights from Kathmandu to Ontario
- Flights from Siem Reap to Ontario
- Flights from Bogotá to Ontario
- Flights from Lake Havasu City to Ontario
- Flights from Augusta to Ontario
- Flights from Scottsdale to Ontario
- Flights from Darwin to Ontario
- Flights from Atyrau to Ontario
- Flights from Sanford to Ontario
- Flights from Brainerd to Ontario
- Flights from Austin to Ontario
- Flights from El Paso to Ontario