Title: Cheap Flights to Rainier - Expedia.co.uk ![Aerial Longview](https://images.trvl-media.com/place/553248634983197807/8025a8ba-bb1d-4e21-9de8-8074cd63d1f0.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/553248634983197807/8025a8ba-bb1d-4e21-9de8-8074cd63d1f0.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £36 Cheap Flights to Rainier [View £36 flight on Wed, 8 Apr 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:SFO,to:PDX,departure:08/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:36.00&airProductToken=AQoxCi8IwaYBEgQxNDEwGLJxIO-4ASiE54kDMPLniQM4WEAAWAFqAlNWcghHSDJPRFZCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only [Hotels in Rainier](https://expedia.co.uk/Rainier-Hotels.d553248634983197807.Travel-Guide-Hotels)[Rainier Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Rainier.d553248634983197807.Car-Hire-Guide)[Rainier Holidays](https://expedia.co.uk/Rainier.d553248634983197807.Holidays-City-Breaks) ## Popular airlines to Rainier - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Rainier, Oregon, United States of America,departure:25/02/2026TANYT&leg2=from:Rainier, Oregon, United States of America,to:CMH,departure:04/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Rainier, Oregon, United States of America,departure:25/02/2026TANYT&leg2=from:Rainier, Oregon, United States of America,to:CMH,departure:04/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Rainier, Oregon, United States of America,departure:25/02/2026TANYT&leg2=from:Rainier, Oregon, United States of America,to:CMH,departure:04/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Rainier, Oregon, United States of America,departure:25/02/2026TANYT&leg2=from:Rainier, Oregon, United States of America,to:CMH,departure:04/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Rainier, Oregon, United States of America,departure:25/02/2026TANYT&leg2=from:Rainier, Oregon, United States of America,to:CMH,departure:04/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Rainier, Oregon, United States of America,departure:25/02/2026TANYT&leg2=from:Rainier, Oregon, United States of America,to:CMH,departure:04/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Rainier, Oregon, United States of America,departure:25/02/2026TANYT&leg2=from:Rainier, Oregon, United States of America,to:CMH,departure:04/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![](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 25% 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 rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap round-trip flights to Rainier Prices were available within the past 7 days and start at £36 for one-way flights and £94 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, 14 Mar - Tue, 17 Mar SFO San Francisco PDX Portland £94 Return found 16 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:PDX,departure:14/03/2026TANYT&leg2=from:PDX,to:SFO,departure:17/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:93.60&airProductToken=AQoxCi8IwaYBEgQxMzAyGLJxIO-4ASiG0YcDMPbRhwM4WEAAWAFqAlNWcghPSDJPWFVCTgoxCi8IwaYBEgQxNDgwGO-4ASCycSiA9ocDMPT2hwM4WEAAWAFqAlNWcghHSDJPRFZCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Tue, 17 Mar - Wed, 25 Mar LAX Los Angeles PDX Portland £109 Return found 20 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LAX,to:PDX,departure:17/03/2026TANYT&leg2=from:PDX,to:LAX,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:108.60&airProductToken=AQokCiIIyIIBEgQ2MjAyGIu4ASDvuAEoiO-HAzCj8IcDOFVAAFgBCiQKIgjIggESBDY0NDMY77gBIIu4ASjRzIgDMObNiAM4VUAAWAESCggBEAEYASoCSEEYASIECAEQASgEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sat, 14 Mar - Wed, 25 Mar LAX Los Angeles PDX Portland £110 Return found 20 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LAX,to:PDX,departure:14/03/2026TANYT&leg2=from:PDX,to:LAX,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:109.70&airProductToken=AQokCiIIxJgBEgQyNDU3GIu4ASDvuAEo6dKHAzD604cDOEVAAFgBCiQKIgjEmAESBDI3NjYY77gBIIu4ASj6y4gDMIrNiAM4RUAAWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, 28 Apr - Sat, 2 May ORD Chicago PDX Portland £133 Return found 3 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ORD,to:PDX,departure:28/04/2026TANYT&leg2=from:PDX,to:ORD,departure:02/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:132.30&airProductToken=AQo0CjIIwYIBEgQzMDk5GK4cIO-4ASjhzIsDMPbOiwM4QkAAWAFqBUJBU0lDcghPVkFLVVNCWAo0CjIIwYIBEgQzMDk5GO-4ASCuHCi3_IsDMKn-iwM4QkAAWAFqBUJBU0lDcghPVkFJSlNCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Fri, 27 Mar - Fri, 3 Apr YVR Vancouver PDX Portland £163 Return found 20 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:YVR,to:PDX,departure:27/03/2026TANYT&leg2=from:PDX,to:YVR,departure:03/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:162.20&airProductToken=AQo1CjMIwYYBEgQ4NjUwGLiNASDvuAEohOCIAzDP4IgDOEdAAFgBagVCQVNJQ3IIR05BNEEyQkEKNQozCMGGARIEODY1NRjvuAEguI0BKP2ziQMwzLSJAzhHQABYAWoFQkFTSUNyCEdOQTRBMkJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ## Find the cheapest month to fly from Columbus (CMH) to Portland (PDX) ### February is typically the cheapest month to fly From £101 - £310 per traveller. ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-uk-fr-de.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Holiday Sale Members save up to 40% on hotels and holiday homes. Plan this year’s big trip and save. [Book now](https://expedia.co.uk/cheap-deals?rfrr=FTG_SPRING_PROMO_) ## Expedia flights to Rainier Searching for cheap flights to Rainier? No travel company presents more choices than Expedia if you're looking to compare flights to Rainier. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Oregon. Expedia provides the cheapest flights to many destinations in Oregon and you may find even greater savings if you combine your flight with a hotel stay in Rainier. Expedia is the largest online travel agency which means that Expedia have access to cheap flights. So make sure you check Expedia regularly for these bargain flights because the cheapest airline tickets sell out fast. Expedia is not only free for everyone to use but it quick and easy to use. Find the lowest flight prices guaranteed and book directly through Expedia. Browse through hundreds of cheap flight offers to find the one that suits your budget by simply inputting your travel dates. Expedia will then find the cheapest flights to Rainier for that period and let you choose your preferred time and airline. If you need additional assistance, Expedia Customer Service representatives are available from 8am - 10pm Monday to Friday, and 9am - 10pm at weekends. Our capable staff will be able to help you with any questions regarding your Rainier flight, or other booking questions that may arise. When you book flights with Expedia you can rest assured that you have booked the best flight at the lowest price. __Flights to Rainier information__ | Destination airport | Portland Intl. | | ----------------------------- | -------------- | | Destination airport IATA code | PDX | | Destination city name | Portland | | Return price | £94 | ## Trending flights to Rainier Prices were available within the past 7 days and start at £36 for one-way flights and £94 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Wed, 11 Mar - Tue, 24 Mar LGW London PDX Portland £562 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:PDX,departure:11/03/2026TANYT&leg2=from:PDX,to:LGW,departure:24/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:561.33&airProductToken=AQpECiAIxpIBEgM0NzEYy7EBIIopKMuqhwMwmKyHAzhPQABYAQogCMaSARIDNjY1GIopIO-4ASjyrIcDMNywhwM4T0ABWAEKRAogCMaSARIDNjY0GO-4ASCKKSj1wYgDMMbFiAM4T0AAWAEKIAjGkgESAzQ3MBiKKSDLsQEojMaIAzDPx4gDOE9AAVgBEgoIARABGAEqAkZJGAEiBAgBEAEoBDAB) \*Available to Expedia members.