Title: Cheap Flights to Portage Des Sioux , MO from CA $174 - Expedia.ca ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights to Portage Des Sioux , MO from CA $174 [View CA $174 flight on Wed, Apr 8, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:BUF,to:STL,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:174.00&airProductToken=AQpGCiEIxJgBEgQzOTk4GIEtIOO0ASjo5okDMLHniQM4RUAAWAEKIQjEmAESBDM3MzkY47QBIPJcKNLniQMwtuiJAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) - [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 Returning Add a place to stay Add a car Direct flights only [Hotels in Portage Des Sioux](https://expedia.ca/Portage-Des-Sioux-Hotels.d553248634983555276.Travel-Guide-Hotels)[Portage Des Sioux Car Rentals](https://expedia.ca/Car-Rentals-In-Portage-Des-Sioux.d553248634983555276.Car-Rental-Guide)[Portage Des Sioux Vacation Packages](https://expedia.ca/Portage-Des-Sioux.d553248634983555276.Destination-Travel-Guides) ## Popular airlines to Portage Des Sioux - ![](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:Portage Des Sioux, Missouri, United States of America,departure:26/02/2026TANYT&leg2=from:Portage Des Sioux, Missouri, United States of America,to:CMH,departure:05/03/2026TANYT&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_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Portage Des Sioux, Missouri, United States of America,departure:26/02/2026TANYT&leg2=from:Portage Des Sioux, Missouri, United States of America,to:CMH,departure:05/03/2026TANYT&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:Portage Des Sioux, Missouri, United States of America,departure:26/02/2026TANYT&leg2=from:Portage Des Sioux, Missouri, United States of America,to:CMH,departure:05/03/2026TANYT&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_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Portage Des Sioux, Missouri, United States of America,departure:26/02/2026TANYT&leg2=from:Portage Des Sioux, Missouri, United States of America,to:CMH,departure:05/03/2026TANYT&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:Portage Des Sioux, Missouri, United States of America,departure:26/02/2026TANYT&leg2=from:Portage Des Sioux, Missouri, United States of America,to:CMH,departure:05/03/2026TANYT&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_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Portage Des Sioux, Missouri, United States of America,departure:26/02/2026TANYT&leg2=from:Portage Des Sioux, Missouri, United States of America,to:CMH,departure:05/03/2026TANYT&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_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Portage Des Sioux, Missouri, United States of America,departure:26/02/2026TANYT&leg2=from:Portage Des Sioux, Missouri, United States of America,to:CMH,departure:05/03/2026TANYT&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 Portage Des Sioux? Prices were available within the past 7 days and start at CA $174 for one-way flights and CA $344 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, Apr 20 - Tue, Apr 21 YVR Vancouver STL St. Louis CA $344 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YVR,to:STL,departure:20/04/2026TANYT&leg2=from:STL,to:YVR,departure:21/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:343.31&airProductToken=AQpFCiEI1YIBEgQxMDgzGLiNASCycSis84oDML70igM4TkAAWAEKIAjVggESBDU3MzkYsnEg8lwonPWKAzCq94oDOE5AAVgBCkUKIAjVggESBDE0MTUY8lwgg2ko4viKAzD7-YoDOE5AAFgBCiEI1YIBEgQyNDMyGINpILiNASjX-ooDMJL8igM4TkABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, Mar 11 - Tue, Mar 17 BUF Buffalo STL St. Louis CA $349 Roundtrip found 7 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:STL,departure:11/03/2026TANYT&leg2=from:STL,to:BUF,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:349.00&airProductToken=AQpGCiEIxJgBEgQzOTk4GIEtIOO0ASjoq4cDMLGshwM4RUAAWAEKIQjEmAESBDM3MzkY47QBIPJcKNKshwMwtq2HAzhFQAFYAQpFCiEIxJgBEgQxNjIwGPJcIOO0ASij84cDMP7zhwM4RUAAWAEKIAjEmAESAzk3OBjjtAEggS0oyfSHAzCP9YcDOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Apr 8 - Wed, Apr 15 YVR Vancouver STL St. Louis CA $352 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YVR,to:STL,departure:08/04/2026TANYT&leg2=from:STL,to:YVR,departure:15/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:351.09&airProductToken=AQppCjMIwYIBEgQxMDk5GLiNASCjsQEojOaJAzCM6IkDOEJAAFgBagVCQVNJQ3IIT1VBQ1pTQlYKMgjBggESBDI5NDUYo7EBIPJcKNPpiQMwveqJAzhCQAFYAWoFQkFTSUNyCE9VQUNaU0JWCmkKMgjBggESBDIyNjEY8lwgo7EBKMyzigMwxrSKAzhCQABYAWoFQkFTSUNyCE9VQUNaU0JWCjMIwYIBEgQxNDE1GKOxASC4jQEogLWKAzCMt4oDOEJAAVgBagVCQVNJQ3IIT1VBQ1pTQlYSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sat, Jun 6 - Mon, Jun 8 YOW Ottawa STL St. Louis CA $408 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YOW,to:STL,departure:06/06/2026TANYT&leg2=from:STL,to:YOW,departure:08/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:407.40&airProductToken=AQpFCiEIwYYBEgQ4MDEwGNizASCYXSjUgI8DMIWBjwM4R0AAWAEKIAjBhgESBDE1NjUYmF0g8lwokoKPAzDBg48DOEdAAVgBCkUKIAjVggESBDEyNzAY8lwgrhwotJOPAzCOlI8DOE5AAFgBCiEI1YIBEgQzNjYxGK4cINizASjblY8DMOWWjwM4TkABWAESCggBEAEYASoCQUMYASIECAEQASgIKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, Apr 11 - Tue, Apr 21 YVR Vancouver STL St. Louis CA $412 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YVR,to:STL,departure:11/04/2026TANYT&leg2=from:STL,to:YVR,departure:21/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:411.36&airProductToken=AQpECiEIwaYBEgQyMDQyGLiNASCSASjfiIoDMKCJigM4WEAAWAEKHwjBpgESAzYxNRiSASDyXCi-jYoDMKuPigM4WEABWAEKRAofCMGmARIDMzg4GPJcIJIBKIL8igMwk_6KAzhYQABYAQohCMGmARIEMjA0MRiSASC4jQEo6_6KAzCm_4oDOFhAAVgBEgoIARABGAEqAkFTGAEiBAgBEAEoBDAB) ## Find the cheapest month to fly from Columbus (CMH) to St. Louis (STL) ### October is typically the cheapest month to fly From CA $193 - CA $632 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 Portage Des Sioux. 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 Portage Des Sioux. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Portage Des Sioux. 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 Portage Des Sioux 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 Portage Des Sioux. Looking to save even more? Get additional savings by bundling your Portage Des Sioux 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 Portage Des Sioux trip! __Flights to Portage Des Sioux information__ | Destination airport | Lambert-St. Louis Intl. | | ----------------------------- | ----------------------- | | Destination airport IATA code | STL | | Destination city name | St. Louis | | Roundtrip price | CA $343 | ## Trending flights to Portage Des Sioux Prices were available within the past 7 days and start at CA $174 for one-way flights and CA $344 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, Apr 20 - Tue, Apr 21 YVR Vancouver STL St. Louis CA $344 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YVR,to:STL,departure:20/04/2026TANYT&leg2=from:STL,to:YVR,departure:21/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:343.31&airProductToken=AQpFCiEI1YIBEgQxMDgzGLiNASCycSis84oDML70igM4TkAAWAEKIAjVggESBDU3MzkYsnEg8lwonPWKAzCq94oDOE5AAVgBCkUKIAjVggESBDE0MTUY8lwgg2ko4viKAzD7-YoDOE5AAFgBCiEI1YIBEgQyNDMyGINpILiNASjX-ooDMJL8igM4TkABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) \*Available to Expedia members.