Title: Cheap Flights to Rainier , OR from CA $162 - Expedia.ca ![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) # Cheap Flights to Rainier , OR from CA $162 [View CA $162 flight on Tue, Mar 17, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:DTW,to:PDX,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:161.60&airProductToken=AQpGCiEIyIIBEgQ0ODgxGOO0ASCSASjC8ocDMPv0hwM4VUAAWAEKIQjIggESBDY4MjQYkgEg77gBKPj1hwMwtfaHAzhVQAFYARIKCAEQARgBKgJIQRgBIgQIARABKAQwAQ) - [Roundtrip](?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 Add a place to stay Direct flights only [Hotels in Rainier](https://expedia.ca/Rainier-Hotels.d553248634983197807.Travel-Guide-Hotels)[Rainier Car Rentals](https://expedia.ca/Car-Rentals-In-Rainier.d553248634983197807.Car-Rental-Guide)[Rainier Vacation Packages](https://expedia.ca/Rainier.d553248634983197807.Destination-Travel-Guides) ## 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.ca/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.ca/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.ca/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.ca/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.ca/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.ca/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.ca/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 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 rewards [Sign in](https://www.expedia.ca/login) ## How much is the cheapest flight to Rainier? Prices were available within the past 7 days and start at CA $162 for one-way flights and CA $278 for 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) Wed, Apr 22 - Sat, May 2 DTW Detroit PDX Portland CA $278 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:PDX,departure:22/04/2026TANYT&leg2=from:PDX,to:DTW,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:277.25&airProductToken=AQpECiAIwaYBEgMzODEY47QBIJIBKN2CiwMwiIWLAzhYQABYAQogCMGmARIDNDY2GJIBIO-4ASichosDMOiGiwM4WEABWAEKRQohCMGmARIEMjExMxjvuAEgkgEoqvqLAzDi-osDOFhAAFgBCiAIwaYBEgMzODAYkgEg47QBKOL7iwMw7f2LAzhYQAFYARIKCAEQARgBKgJBUxgBIgQIARABKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Fri, Mar 13 - Sun, Mar 15 YVR Vancouver PDX Portland CA $301 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YVR,to:PDX,departure:13/03/2026TANYT&leg2=from:PDX,to:YVR,departure:15/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:300.82&airProductToken=AQo1CjMIwYYBEgQ4NjUwGLiNASDvuAEoxMKHAzCPw4cDOEdAAFgBagVCQVNJQ3IIR05BNEEyQkEKNQozCMGGARIEODY1MRjvuAEguI0BKPLZhwMwwdqHAzhHQABYAWoFQkFTSUNyCEdOQTRBMkJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Thu, May 21 - Wed, May 27 YVR Vancouver PDX Portland CA $301 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YVR,to:PDX,departure:21/05/2026TANYT&leg2=from:PDX,to:YVR,departure:27/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:300.86&airProductToken=AQpnCjEI16YBEgMxMDQYuI0BIJgWKMbKjQMwoMuNAzhFQABYAWoFQkFTSUNyCExUUUQwWkJNCjII16YBEgQzNzU2GJgWIO-4ASjAzI0DMMLNjQM4RUABWAFqBUJBU0lDcghMVFFEMFpCTQpnCjII16YBEgQzNzU3GO-4ASCYFiiqkY4DMKKSjgM4RUAAWAFqBUJBU0lDcghMVFFEMFpCTQoxCNemARIDMTM1GJgWILiNASj0k44DMNiUjgM4RUABWAFqBUJBU0lDcghMVFFEMFpCTRIKCAEQARgBKgJXUxgBIgQIARABKAIoAygEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Feb 25 - Thu, Feb 26 YVR Vancouver PDX Portland CA $310 Roundtrip found 7 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YVR,to:PDX,departure:25/02/2026TANYT&leg2=from:PDX,to:YVR,departure:26/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:309.09&airProductToken=AQpuCjUI1YIBEgQyMzIyGLiNASCycSjEjoYDMNuPhgM4TkAAWAFqCEVDT0JBU0lDcghHTkE0QTJCTgo1CNWCARIEMTY2OBiycSDvuAEoqJGGAzCYkoYDOE5AAVgBaghFQ09CQVNJQ3IIR05BNEEyQk4KNQozCMGGARIEODY1NRjvuAEguI0BKLmfhgMwiKCGAzhHQABYAWoFQkFTSUNyCEdOQTRBMkJBEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwAQ) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Tue, Mar 3 - Wed, Mar 11 DTW Detroit PDX Portland CA $372 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DTW,to:PDX,departure:03/03/2026TANYT&leg2=from:PDX,to:DTW,departure:11/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:371.50&airProductToken=AQpGCiEIyIIBEgQ0ODgxGOO0ASCSASi-1YYDMPfXhgM4VUAAWAEKIQjIggESBDY4MjIYkgEg77gBKLjZhgMw8NmGAzhVQAFYAQpGCiEIyIIBEgQ2MzkxGO-4ASCSASjNq4cDMJashwM4VUAAWAEKIQjIggESBDY2NjEYkgEg47QBKMyshwMwyq6HAzhVQAFYARIKCAEQARgBKgJIQRgBIgQIARABKAQwAQ) ## Find the cheapest month to fly from Columbus (CMH) to Portland (PDX) ### February is typically the cheapest month to fly From CA $187 - CA $576 per traveller. ![](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.ca/deals?rfrr=FTG_SPRING_PROMO_) Expedia.ca gives you the best tools to secure great deals on flights to Rainier. Use our easy and convenient booking engine to browse nonstop flights and convenient departure points every day of the year. Search airfares from the top airlines to book your perfect flight to Rainier. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Rainier. Using our booking engine is simple - just type in your points of travel and preferred dates and Expedia.ca does the rest! If your travel times are flexible, you can find even better bargains by adjusting your flight dates. Browse connecting flights to increase your chances of finding even lower fares. Thanks to Expedia's Best Price Guarantee, you can book your Rainier flights with full confidence knowing that you've found the best deal online. Expedia.ca makes the booking process easy and stress-free by offering support along the entire way. Our friendly staff is available 24 hours a day to provide assistance and help you book your ticket. Call us toll-free at 1-888-397-3342 to answer any questions that you may have about your trip to Rainier. Looking to save even more? Get additional savings by bundling your Rainier flight with a hotel and/or car rental to create a bargain travel package. Early birds can discover terrific savings by booking in advance while last minute travelers can enjoy great last minute deals. With Expedia.ca, there's no shortage of options to save even more on your Rainier trip! __Flights to Rainier information__ | Destination airport | Portland Intl. | | ----------------------------- | -------------- | | Destination airport IATA code | PDX | | Destination city name | Portland | | Roundtrip price | CA $277 | ## Trending flights to Rainier Prices were available within the past 7 days and start at CA $162 for one-way flights and CA $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Fri, Mar 13 - Sun, Mar 15 YVR Vancouver PDX Portland CA $301 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YVR,to:PDX,departure:13/03/2026TANYT&leg2=from:PDX,to:YVR,departure:15/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:300.82&airProductToken=AQo1CjMIwYYBEgQ4NjUwGLiNASDvuAEoxMKHAzCPw4cDOEdAAFgBagVCQVNJQ3IIR05BNEEyQkEKNQozCMGGARIEODY1MRjvuAEguI0BKPLZhwMwwdqHAzhHQABYAWoFQkFTSUNyCEdOQTRBMkJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) \*Available to Expedia members.