Title: Cheap Flights to San Luis , TX from CA $221 - Expedia.ca ![Gulf of Mexico beach at Galveston, Texas near the San Luis Pass](https://images.trvl-media.com/place/6354496/7fde051f-7055-4d35-b602-677d9cf8a9d8.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6354496/7fde051f-7055-4d35-b602-677d9cf8a9d8.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights to San Luis , TX from CA $221 [View CA $221 flight on Mon, Oct 5, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YYC,to:IAH,departure:05/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:220.62&airProductToken=AQozCjEI16YBEgQxNTQwGJgWIIg4KPXPmQMw79GZAzhFQABYAWoFQkFTSUNyCExUUUQwWkJXEgoIARABGAEqAldTGAEiBAgBEAEoAigDKAQwAQ) [Hotels in San Luis](https://expedia.ca/San-Luis-Hotels.d6354496.Travel-Guide-Hotels)[San Luis Car Rentals](https://expedia.ca/Car-Rentals-In-San-Luis.d6354496.Car-Rental-Guide)[San Luis Vacation Packages](https://expedia.ca/San-Luis.d6354496.Destination-Travel-Guides) ## Popular airlines - ![](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:San Luis, Texas, United States of America,departure:16/04/2026TANYT&leg2=from:San Luis, Texas, United States of America,to:CMH,departure:23/04/2026TANYT&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:San Luis, Texas, United States of America,departure:16/04/2026TANYT&leg2=from:San Luis, Texas, United States of America,to:CMH,departure:23/04/2026TANYT&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:San Luis, Texas, United States of America,departure:16/04/2026TANYT&leg2=from:San Luis, Texas, United States of America,to:CMH,departure:23/04/2026TANYT&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_F9.svg) Frontier Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:San Luis, Texas, United States of America,departure:16/04/2026TANYT&leg2=from:San Luis, Texas, United States of America,to:CMH,departure:23/04/2026TANYT&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_NK.svg) Spirit Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:San Luis, Texas, United States of America,departure:16/04/2026TANYT&leg2=from:San Luis, Texas, United States of America,to:CMH,departure:23/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"NK"}}]) - ![](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:San Luis, Texas, United States of America,departure:16/04/2026TANYT&leg2=from:San Luis, Texas, United States of America,to:CMH,departure:23/04/2026TANYT&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_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:San Luis, Texas, United States of America,departure:16/04/2026TANYT&leg2=from:San Luis, Texas, United States of America,to:CMH,departure:23/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![](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 San Luis? Prices were available within the past 7 days and start at CA $221 for one-way flights and CA $354 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) Fri, May 29 - Sat, May 30 YYZ Toronto IAH Houston CA $354 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYZ,to:IAH,departure:29/05/2026TANYT&leg2=from:IAH,to:YYZ,departure:30/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:353.58&airProductToken=AQpzCj4I1YIBEgQ4MTM2GJjOASChAyi9p44DML6ojgM4R0AAWAFqBTJfZWNvcghHTkEyQTJUR3oKCMGGARIEODEzNgoxCNWCARIEMjQ5MBihAyCIOCjuqI4DMPKpjgM4R0AAWAFqBTJfZWNvcghHTkEyQTJURwpACj4I1YIBEgQ4NTQxGIg4IJjOASjkro4DMKGwjgM4R0AAWAFqBTJfZWNvcghHTkEyQTJUR3oKCMGGARIEODU0MRIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Mon, Oct 5 - Sat, Oct 10 YYC Calgary IAH Houston CA $372 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:IAH,departure:05/10/2026TANYT&leg2=from:IAH,to:YYC,departure:10/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:371.11&airProductToken=AQozCjEI16YBEgQxNTQwGJgWIIg4KPXPmQMw79GZAzhFQABYAWoFQkFTSUNyCExUUUQwWkJXCjMKMQjXpgESBDE1NDMYiDggmBYoxoqaAzDKjJoDOEVAAFgBagVCQVNJQ3IITFRRRDBaQlcSCggBEAEYASoCV1MYASIECAEQASgCKAMoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Fri, Oct 30 - Sat, Nov 7 YYC Calgary IAH Houston CA $379 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:IAH,departure:30/10/2026TANYT&leg2=from:IAH,to:YYC,departure:07/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:378.91&airProductToken=AQpuCjUIxJgBEgQyNDkyGJgWIMx8KJPomwMwvOmbAzhFQABYAWoJTUFJTkJBU0lDcghWQVVTQTBCUQo1CMSYARIEMjY0NBjMfCCIOCjf65sDMJXtmwM4RUABWAFqCU1BSU5CQVNJQ3IIVkFVU0EwQlEKbgo1CMSYARIEMjY1NhiIOCDMfCiNxJwDMLbFnAM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFVU0EwQlEKNQjEmAESBDI0ODUYzHwgmBYo8secAzCqyZwDOEVAAVgBaglNQUlOQkFTSUNyCFZBVVNBMEJREgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sun, Aug 23 - Sun, Aug 30 YYC Calgary IAH Houston CA $422 Roundtrip found 4 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:IAH,departure:23/08/2026TANYT&leg2=from:IAH,to:YYC,departure:30/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:421.71&airProductToken=AQpnCjEIwYYBEgMyMDEYmBYguI0BKPDqlQMwz-uVAzhHQABYAWoFQkFTSUNyCEdOQTRBMkJBCjIIwYYBEgQxMjkyGLiNASCIOCjq7JUDMP7ulQM4R0ABWAFqBUJBU0lDcghHTkE0QTJCQQpnCjIIwYYBEgQxMjkzGIg4ILiNASiZvpYDMLfAlgM4R0AAWAFqBUJBU0lDcghHTkE0QTJCQQoxCMGGARIDMjI4GLiNASCYFiiSwpYDMOzClgM4R0ABWAFqBUJBU0lDcghHTkE0QTJCQRIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMA0) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, Apr 9 - Tue, Apr 14 YYC Calgary IAH Houston CA $451 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:IAH,departure:09/04/2026TANYT&leg2=from:IAH,to:YYC,departure:14/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:450.52&airProductToken=AQpoCjIIwYIBEgQyNTIxGJgWIKOxASid8YkDMILziQM4QkAAWAFqBUJBU0lDcghOMEFDWk5CVgoyCMGCARIEMTg2NRijsQEgiDgoufSJAzCD9YkDOEJAAVgBagVCQVNJQ3IITjBBQ1pOQlYKZwoxCMGCARIDNzAwGIg4IKOxASjUqIoDMKWpigM4QkAAWAFqBUJBU0lDcghOMEFDWk5CVgoyCMGCARIEMTk3MxijsQEgmBYo_qmKAzDnq4oDOEJAAVgBagVCQVNJQ3IITjBBQ1pOQlYSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ## Find the cheapest month to fly from Columbus (CMH) to Houston (IAH) ### April is typically the cheapest month to fly From CA $131 - CA $602 per traveller. ## Frequently asked questions ### What is the name of San Luis' airport? ### What airport is best to fly into San Luis? ### How many airlines fly to San Luis? ### Which airlines fly to San Luis? ### How many nonstop flights are there to San Luis? ### Where are the most popular flights to San Luis departing from? ### How long is the flight to San Luis Airport? ### How to book the cheapest flight to San Luis? ### Do you have any tips for my flight to San Luis? > - It's simple — first, put in your passport, official ID, cash and medications. Next, you'll need some extra in-flight entertainment to while away the hours. A thrilling book and a laptop filled with your favourite movies are some fantastic options. If you intend to catch a few z's, a comfy neck pillow and a pair of earplugs will also be useful. Finally, make room for a few toiletry items to ensure you arrive at your destination feeling fresh as a daisy. > > > Do not pack the following items in your hand luggage: > > > - Pack all your full-sized bottles of shampoo and conditioner in your checked luggage. Any liquids in your carry-on suitcase larger than 3.4 ounces (100 millilitres) will be confiscated by security. Sharp objects, like your precious Swiss Army knife, and dangerous products which are flammable or explosive, such as aerosols and poisons, are also prohibited. > > > What to wear on a flight: > > > - Your main priority is to feel as comfortable as possible. Pick shoes that are easy to slip on and off, dress in loose, natural fibers and remember to take a pullover in case you get cold in the cabin. > - Deep vein thrombosis (DVT) can pose a risk on long-distance flights. It's the result of blood clots forming due to poor circulation, so do some gentle foot and leg exercises in your seat and consider wearing compression socks. ### How to get through airport security fast when flying to San Luis? > - Airport security personnel first need to verify that you have a valid passport and matching boarding pass before anything else. Have them ready to show. > - The X-ray machine comes next. Empty your pockets and remove anything that is likely to set off the scanner's alarm. This includes items like headphones or earphones, as well as heavy jackets or coats. They'll need to be placed on the conveyor belt for screening. > - For just a few minutes, you'll have to unplug from the digital world. Your tablet, phone and any other electronic gadgets also need to be sent through the scanner. > - Travelling with a new cologne? As long as the volume is no greater than 3.4 ounces (100 millilitres) and it's stored in a zip-lock bag, you're permitted to bring it with you in your carry-on bag. > - Lightweight sneakers are a good footwear choice as you're less likely to have to remove them when passing through security. Safety boots and heavier-style shoes are often subjected to additional screening. > - Take all prohibited items out of your carry-on bag. If you have any sharp or pointed objects, pack them in your checked luggage. They won't be allowed on board and will be confiscated. ## Book with confidence Expedia.ca gives you the best tools to secure great deals on flights to San Luis. 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 San Luis. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to San Luis. 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 San Luis 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 San Luis. Looking to save even more? Get additional savings by bundling your San Luis 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 San Luis trip! ## Travel information | Destination airport | George Bush Intercontinental | | ----------------------------- | ---------------------------- | | Destination airport IATA code | IAH | | Destination city name | Houston | | Roundtrip price | CA $354 | ## Trending flights to San Luis Prices were available within the past 7 days and start at CA $221 for one-way flights and CA $354 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) Fri, May 29 - Sat, May 30 YYZ Toronto IAH Houston CA $354 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYZ,to:IAH,departure:29/05/2026TANYT&leg2=from:IAH,to:YYZ,departure:30/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:353.58&airProductToken=AQpzCj4I1YIBEgQ4MTM2GJjOASChAyi9p44DML6ojgM4R0AAWAFqBTJfZWNvcghHTkEyQTJUR3oKCMGGARIEODEzNgoxCNWCARIEMjQ5MBihAyCIOCjuqI4DMPKpjgM4R0AAWAFqBTJfZWNvcghHTkEyQTJURwpACj4I1YIBEgQ4NTQxGIg4IJjOASjkro4DMKGwjgM4R0AAWAFqBTJfZWNvcghHTkEyQTJUR3oKCMGGARIEODU0MRIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) \*Available to Expedia members.