Title: $34 Cheap flights from Lake Oswego, OR - Expedia.com ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $34 Cheap flights from Lake Oswego, OR [View $34 flight on Sat, Mar 28, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:PDX,to:LAX,departure:3/28/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:33.98&airProductToken=AQoyCjAIxnISBDQ1MDAY77gBIIu4ASi07IgDMMXtiAM4RUAAWAFqBFBDXzFyB0syMVNYUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ) [Lake Oswego Travel Guide](https://expedia.com/Lake-Oswego.dx8512)[Hotels in Lake Oswego](https://expedia.com/Lake-Oswego-Hotels.d8512.Travel-Guide-Hotels)[Things to do in Lake Oswego](https://expedia.com/Things-To-Do-In-Lake-Oswego.d8512.Travel-Guide-Activities)[Car Rentals in Lake Oswego](https://expedia.com/Car-Rentals-In-Lake-Oswego.d8512.Car-Rental-Guide)[Lake Oswego Vacation Packages](https://expedia.com/Lake-Oswego.d8512.Destination-Travel-Guides) ## Popular airlines from Lake Oswego - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### 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 Lake Oswego Nonstop Carry-on included Lower price than typical - Portland (PDX)Las Vegas (LAS) Tue, Mar 3 Fri, Mar 6 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 3-day trip found 12 hours ago 50% less than typical $237 [](https://www.expedia.com/Flights-Search?leg1=from:PDX,to:LAS,departure:3/3/2026TANYT&leg2=from:LAS,to:PDX,departure:3/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-c4f6157e5bfb4825bee4d64488c5e947-922-1~8.S.1~AQoGCAEQ-5ADEgcI1AQQARgBKAJYAnAAegNiZnOIAd7Oo1yqAQcKA1BEWBAAsgEHCgNMQVMQAA~AQoyCjAI15wBEgQ0ODE4GO-4ASCLkAEokdGGAzCT0oYDOFpAAFgBagNXR0FyB1pMTlVIMkUKMgowCNecARIEMzg4ORiLkAEg77gBKIv7hgMwl_yGAzhaQABYAWoDV0dBcgdaTE5VSDJFEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ&medianPrice=619.00&displayPrice=236.79&src=dflp) - Portland (PDX)Las Vegas (LAS) Fri, Mar 27 Tue, Mar 31 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 4-day trip found 1 hour ago 40% less than typical $237 [](https://www.expedia.com/Flights-Search?leg1=from:PDX,to:LAS,departure:3/27/2026TANYT&leg2=from:LAS,to:PDX,departure:3/31/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-bd1d3c4c4bb84f6ca274333886f423c5-1143-1-st-v5-sos-bd1d3c4c4bb84f6ca274333886f423c5-1032-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAaySplyQAReQASKqAQcKA1BEWBAAsgEHCgNMQVMQAA~AQoxCi8I15wBEgMxMjMY77gBIIuQASig34gDMKLgiAM4WkAAWAFqA1dHQXIHWkxOVkgyRRIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE.AQpwCjYIxJgBEgQyODgwGIuQASCSASjpkIkDMJKSiQM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWU0E5QkMKNgjEmAESBDEyNzgYkgEg77gBKNOSiQMwj5OJAzhFQAFYAWoJTUFJTkJBU0lDcghWQVZTQTlCQxIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE&medianPrice=494.00&displayPrice=236.60&src=dflp) - Portland (PDX)Las Vegas (LAS) Fri, Mar 27 Tue, Mar 31 ![Southwest Airlines](https://a.travel-assets.com/air/airlines/wn_sq.svg)Southwest Airlines • Nonstop --- 4-day trip found 11 hours ago 40% less than typical $237 [](https://www.expedia.com/Flights-Search?leg1=from:PDX,to:LAS,departure:3/27/2026TANYT&leg2=from:LAS,to:PDX,departure:3/31/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-a09ef42bd35d455b99fcac62c9b55005-2534-1-st-v5-sos-a09ef42bd35d455b99fcac62c9b55005-2240-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAf7so1yQAQCQAQaqAQcKA1BEWBAAsgEHCgNMQVMQAA~AQoyCjAI15wBEgQzNzEwGO-4ASCLkAEor-SIAzC25YgDOFpAAFgBagNXR0FyB1pMTlZIMkUSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB.AQpwCjYIxJgBEgQxNTIxGIuQASCSASiXkokDMMCTiQM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWU0E5QkMKNgjEmAESBDM3MDEYkgEg77gBKIWUiQMww5SJAzhFQAFYAWoJTUFJTkJBU0lDcghWQVZTQTlCQxIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE&medianPrice=494.00&displayPrice=236.60&src=dflp) - Portland (PDX)Phoenix (PHX) Mon, Mar 9 Sun, Mar 15 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 5-day trip found 14 hours ago 25% less than typical $381 [](https://www.expedia.com/Flights-Search?leg1=from:PDX,to:PHX,departure:3/9/2026TANYT&leg2=from:PHX,to:PDX,departure:3/15/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-32ca4b18928f4ffba6c32d8460d690a0-939-1-st-v5-sos-32ca4b18928f4ffba6c32d8460d690a0-764-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAf2Vo1yQAQiQARKqAQcKA1BEWBAAsgEHCgNQSFgQAA~AQo1CjMIwYIBEgQyNzk4GO-4ASDvuQEo4pWHAzD_locDOEJAAFgBagVCQVNJQ3IIR1VBS1lOQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL.AQpiCi8I15wBEgQxNzg3GO-5ASCOUCiT2YcDMJ_ahwM4Q0AAWAFqA1dHQXIHQ0xBVlcyRgovCNecARIEMzE1NhiOUCDvuAEojN2HAzD13YcDOENAAVgBagNXR0FyB0NMQVZXMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB&medianPrice=670.00&displayPrice=380.20&src=dflp) - Portland (PDX)Phoenix (PHX) Sun, Mar 15 Sun, Mar 22 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 7-day trip found 4 hours ago 40% less than typical $257 [](https://www.expedia.com/Flights-Search?leg1=from:PDX,to:PHX,departure:3/15/2026TANYT&leg2=from:PHX,to:PDX,departure:3/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-a5962b64ad3b44709009ad6b088a0060-981-1-st-v5-sos-a5962b64ad3b44709009ad6b088a0060-710-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAbC6pVyQAQ-QAQ-qAQcKA1BEWBAAsgEHCgNQSFgQAA~AQo1CjMIwYIBEgQyNzk4GO-4ASDvuQEootmHAzC_2ocDOEJAAFgBagVCQVNJQ3IIUVZBS1pTQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL.AQoyCjAI15wBEgQyNTE0GO-5ASDvuAEo3q6IAzD-r4gDOEdAAFgBagNXR0FyB0dMTlZIMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB&medianPrice=552.00&displayPrice=256.80&src=dflp) - Portland (PDX)Phoenix (PHX) Sun, Mar 15 Sun, Mar 22 ![American Airlines](https://a.travel-assets.com/air/airlines/aa_sq.svg)American Airlines • Nonstop --- 7-day trip found 4 hours ago 40% less than typical $257 [](https://www.expedia.com/Flights-Search?leg1=from:PDX,to:PHX,departure:3/15/2026TANYT&leg2=from:PHX,to:PDX,departure:3/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-e7a775a9f3e848a7a4f9069ceb549663-788-1-st-v5-sos-e7a775a9f3e848a7a4f9069ceb549663-713-1~8.S.1~AQoCCAESBwjUBBABGAEoAlgCcABwAHoDYmZzegNiZnOIAau6pVyQAQ6QAQ6qAQcKA1BEWBAAsgEHCgNQSFgQAA~AQo1CjMIwYIBEgQ2MTk5GO-4ASDvuQEo0NeHAzD-2IcDOEJAAFgBagVCQVNJQ3IIUVZBS1pTQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL.AQoyCjAI15wBEgQyNTE0GO-5ASDvuAEo3q6IAzD-r4gDOEdAAFgBagNXR0FyB0dMTlZIMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB&medianPrice=552.00&displayPrice=256.80&src=dflp) - Portland (PDX)Los Angeles (LAX) Sun, Mar 15 Sat, Mar 21 ![Delta](https://a.travel-assets.com/air/airlines/dl_sq.svg)Delta • Nonstop --- 5-day trip found 6 hours ago 45% less than typical $363 [](https://www.expedia.com/Flights-Search?leg1=from:PDX,to:LAX,departure:3/15/2026TANYT&leg2=from:ONT,to:PDX,departure:3/21/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-dfebe17ea74f41b5a79da31cc7e48073-9367-1~8.S.1~AQoGCAEQ9LsCEgcI1AQQARgBKAJYAnAAegNiZnOIAdKMpVyQAROqAQcKA1BEWBAAsgEHCgNRTEEQAA~AQo5CjcIxJgBEgQyNTUxGO-4ASCLuAEoyN2HAzDY3ocDOEVAAFgBaglNQUlOQkFTSUNyCFVGVkdBMEJRCnAKNgjEmAESBDQwNzAYrpsBIJIBKLOeiAMw45-IAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTSDNCQwo2CMSYARIEMzkxMxiSASDvuAEonKGIAzDYoYgDOEVAAVgBaglNQUlOQkFTSUNyCFZBVlNIM0JDEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ&medianPrice=846.00&displayPrice=362.61&src=dflp) - Portland (PDX)Los Angeles (LAX) Sun, Feb 22 Wed, Feb 25 ![Delta](https://a.travel-assets.com/air/airlines/dl_sq.svg)Delta • Nonstop --- 3-day trip found 8 hours ago 35% less than typical $392 [](https://www.expedia.com/Flights-Search?leg1=from:PDX,to:LAX,departure:2/22/2026TANYT&leg2=from:LAX,to:PDX,departure:2/25/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-ce52a5bd3dd14637ab3823b3a4ac5978-951-16~8.S.1~AQoGCAEQsPYSEgcI1AQQARgBKAJYAnAAegNiZnOIAdS-pFyqAQcKA1BEWBAAsgEHCgNRTEEQAg~AQo5CjcIxJgBEgQyOTc1GO-4ASCLuAEose6FAzC974UDOEVAAFgBaglNQUlOQkFTSUNyCFhBVU5BMEJDCjkKNwjEmAESBDE2OTIYi7gBIO-4ASjnk4YDMPiUhgM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFVTkgzQkMSCggJEAIYAioCREwYASIECAEQASgHKAMwAQ&medianPrice=796.00&displayPrice=391.89&src=dflp) - Portland (PDX)Los Angeles (LAX) Sat, Mar 28 Tue, Apr 7 ![Delta](https://a.travel-assets.com/air/airlines/dl_sq.svg)Delta • Nonstop --- 10-day trip found 5 hours ago 65% less than typical $139 [](https://www.expedia.com/Flights-Search?leg1=from:PDX,to:LAX,departure:3/28/2026TANYT&leg2=from:LAX,to:PDX,departure:4/7/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&airOfferToken=v5-sos-8f34ae5dce2a4fa4a5adac179a38f6d9-18-1~8.S.1~AQoGCAEQ9LsCEgcI1AQQARgBKAJYAnAAegNiZnOIAfikpVyqAQcKA1BEWBAAsgEHCgNMQVgQAA~AQo5CjcIxJgBEgQyOTQ3GO-4ASCLuAEou-qIAzDR64gDOEVAAFgBaglNQUlOQkFTSUNyCFZGV05IM0JDCjkKNwjEmAESBDI0NTcYi7gBIO-4ASjw4YkDMITjiQM4RUAAWAFqCU1BSU5CQVNJQ3IIVkZXTkgzQkMSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB&medianPrice=570.00&displayPrice=138.81&src=dflp) ## Cheapest flights from Lake Oswego These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Tue, Mar 17 - Tue, Mar 17 PDX Portland SFO San Francisco $92 Roundtrip found 6 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:SFO,departure:3/17/2026TANYT&leg2=from:SFO,to:PDX,departure:3/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:91.21&airProductToken=AQozCjEIwaYBEgM1MjYY77gBILJxKI3vhwMwiPCHAzhYQABYAWoFU0FWRVJyCEdIMk9EVkJOCjMKMQjBpgESAzIzNRiycSDvuAEoofGHAzCV8ocDOFhAAFgBagVTQVZFUnIIR0gyT0RWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAN) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Mar 25 - Tue, Apr 14 PDX Portland SFO San Francisco $97 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:SFO,departure:3/25/2026TANYT&leg2=from:SFO,to:PDX,departure:4/14/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:96.81&airProductToken=AQo5CjcI1YIBEgQyNjE1GO-4ASCycSiJz4gDMPvPiAM4TkAAWAFqCjFfYmFzaWNlY29yCEdBVTJBS0JTCjkKNwjVggESBDU3MTgYsnEg77gBKK-xigMwsLKKAzhOQABYAWoKMV9iYXNpY2Vjb3IIR0FVMkFLQlMSCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Mon, Mar 16 - Wed, Mar 25 PDX Portland PHX Phoenix $98 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PHX,departure:3/16/2026TANYT&leg2=from:PHX,to:PDX,departure:3/25/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:97.96&airProductToken=AQoyCjAIxnISBDIyNjAY77gBIO-5ASjl6ocDMI7shwM4RUAAWAFqBFBDXzFyB1oyMU5YUzIKMgowCMZyEgQyMjU5GO-5ASDvuAEozMiIAzD-yYgDOEVAAFgBagRQQ18xcgdaMjFYWFMyEgoIARABGAEqAkY5GAEiBAgBEAEoAigDMA0) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Sat, Mar 7 - Sat, Mar 21 PDX Portland LAX Los Angeles $104 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:LAX,departure:3/7/2026TANYT&leg2=from:LAX,to:PDX,departure:3/21/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:103.96&airProductToken=AQoyCjAIxnISBDQ1MDAY77gBIIu4ASiUgIcDMKaBhwM4RUAAWAFqBFBDXzFyB1IxNFNYUzIKMgowCMZyEgQ0NDk5GIu4ASDvuAEolJ2IAzCsnogDOEVAAFgBagRQQ18xcgdLMjFTWFMyEgoIARABGAEqAkY5GAEiBAgBEAEoAigDMA0) ![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif) Mon, Mar 30 - Thu, Apr 2 PDX Portland LAS Las Vegas $108 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:LAS,departure:3/30/2026TANYT&leg2=from:LAS,to:PDX,departure:4/2/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:107.96&airProductToken=AQoyCjAIxnISBDExMDYY77gBIIuQASiIhIkDMI6FiQM4RUAAWAFqBFBDXzFyB1oyMU5YUzIKMgowCMZyEgQxMTA1GIuQASDvuAEoo6aJAzC8p4kDOEVAAFgBagRQQ18xcgdaMjFSWFMyEgoIARABGAEqAkY5GAEiBAgBEAEoAigDMA0) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Tue, May 19 - Tue, May 19 PDX Portland SAN San Diego $132 Roundtrip found 2 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:SAN,departure:5/19/2026TANYT&leg2=from:SAN,to:PDX,departure:5/19/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:131.20&airProductToken=AQo0CjIIwaYBEgQxMzk0GO-4ASCSaCi_tY0DMOK2jQM4WEAAWAFqBVNBVkVScghHSDJPWFVCTgo0CjIIwaYBEgQxMzkyGJJoIO-4ASisuI0DMM-5jQM4WEAAWAFqBVNBVkVScghHSDJPWFVCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMA0) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sat, May 16 - Sat, Jun 6 PDX Portland PHX Phoenix $137 Roundtrip found 3 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:PHX,departure:5/16/2026TANYT&leg2=from:PHX,to:PDX,departure:6/6/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:136.40&airProductToken=AQpGCiEIxJgBEgQxMjAzGO-4ASDyEii2k40DMKiUjQM4RUAAWAEKIQjEmAESBDE3MzgY8hIg77kBKL6VjQMwo5aNAzhFQAFYAQpGCiEIxJgBEgQyNDQ0GO-5ASCSASjs_Y4DMK3_jgM4RUAAWAEKIQjEmAESBDM4MDIYkgEg77gBKISAjwMwwoCPAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, Mar 14 - Sat, Mar 21 PDX Portland SEA Seattle $137 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:SEA,departure:3/14/2026TANYT&leg2=from:SEA,to:PDX,departure:3/21/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:136.80&airProductToken=AQowCi4IwaYBEgMzNDgY77gBIJIBKLTQhwMw9dCHAzhYQABYAWoCU1ZyCE9IMkVYVUJOCjEKLwjBpgESBDMyODEYkgEg77gBKJ-diAMw3Z2IAzhYQABYAWoCU1ZyCE9IMkVYVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Apr 14 - Sat, Apr 18 PDX Portland LAX Los Angeles $139 Roundtrip found 3 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:LAX,departure:4/14/2026TANYT&leg2=from:LAX,to:PDX,departure:4/18/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:138.81&airProductToken=AQo1CjMIwYIBEgQ2MjkwGO-4ASCLuAEozKmKAzDqqooDOEJAAFgBagVCQVNJQ3IIT1dGS1VOQlgKNQozCMGCARIENjQyNBiLuAEg77gBKN7cigMw892KAzhCQABYAWoFQkFTSUNyCE9XRktVTkJYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif) Tue, Mar 10 - Wed, Mar 11 PDX Portland SFO San Francisco $151 Roundtrip found 2 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PDX,to:SFO,departure:3/10/2026TANYT&leg2=from:SFO,to:PDX,departure:3/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:150.40&airProductToken=AQphCi8I15wBEgQxNDM4GO-4ASCDaSjsn4cDMIKhhwM4VkAAWAFqA1dHQXIHVkJBVkgyRQouCNecARIEMjMyMBiDaSCycSj3oocDMJekhwM4VkABWAFqA1dHQXIHVkJBVkgyRQphCi4I15wBEgQ0NzEyGLJxIJJoKP-rhwMw1KyHAzhWQABYAWoDV0dBcgdWQkFWSDJFCi8I15wBEgQ0NjI3GJJoIO-4ASjCrYcDMOKuhwM4VkABWAFqA1dHQXIHVkJBVkgyRRIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.com/deals?rfrr=FTG_SPRING_PROMO_) ## How to Find Cheap Flights from Lake Oswego, OR #### How much is a flight from Lake Oswego? This week, flights from Lake Oswego are available between $92 – $151\. #### How to find cheap flights from Lake Oswego? Expedia makes it easy to compare cheap flights from Lake Oswego to many destinations. Check out excellent deals on domestic and international flights from Lake Oswego. 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 Lake Oswego? 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 Lake Oswego 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 Lake Oswego may be more expensive. Airlines with strict bag policies or fees can also impact your costs. #### What is the best airline to fly from Lake Oswego? 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 Lake Oswego with: Frontier Airlines, Alaska Airlines, United, Delta, Southwest Airlines, American Airlines. #### What is the best month to fly from Lake Oswego? One of the cheapest times to fly from Lake Oswego airport(s) is March, 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 Lake Oswego? Expedia is the place to find last-minute flights from Lake Oswego, 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 Lake Oswego 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 Lake Oswego. 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. \*Data specialists from both ARC and Expedia Group analysed ARC's global flight data to distil actionable information to help people save money on travel. While it's impossible to guarantee when to find the lowest prices, after examining the variables, we were able to observe trends. Analysis based on ARC, round-trip flight data between 1 October 2017 - 30 September 2018 for Economy and Premium cabin ATPs on a global basis. ## Travel information ## Flights from Lake Oswego: Essential Travel Information | Cheapest flight from Lake Oswego | $92 (roundtrip) | | -------------------------------------- | ---------------------------------------------------------------------------------------- | | Best airlines to fly from Lake Oswego | Frontier Airlines, Alaska Airlines, United, Delta, Southwest Airlines, American Airlines | | Cheapest month to fly from Lake Oswego | March | | Lake Oswego IATA code | PDX | | Lake Oswego Country/State | Portland | | Airline ticket deals from Lake Oswego | $92 - $151 | \*Flight schedules are subject to change. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals - Other - [Portland Hotels ](https://www.expedia.com/Portland-Hotels.d178299.Travel-Guide-Hotels) - [Hotels near Arts Council of Lake Oswego ](https://www.expedia.com/Arts-Council-Of-Lake-Oswego-Hotels.0-l553248621532650326-0.Travel-Guide-Filter-Hotels) - 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