Title: Cheap Flights to St-Antoine-sur-Richelieu from CA $90 - 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 St-Antoine-sur-Richelieu from CA $90 [View CA $90 flight on Thu, Mar 19, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YYZ,to:YUL,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:89.79&airProductToken=AQozCjEI16YBEgM4MTYYmM4BIJhdKOOLiAMwtoyIAzhBQABYAWoFQkFTSUNyCEFBVUQwWkJXEgoIARABGAEqAldTGAEiBAgBEAEoAigDKAQwAQ) - [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 [St-Antoine-sur-Richelieu Travel Guide](https://expedia.ca/St-Antoine-Sur-Richelieu.dx6345194)[Hotels in St-Antoine-sur-Richelieu](https://expedia.ca/St-Antoine-Sur-Richelieu-Hotels.d6345194.Travel-Guide-Hotels)[St-Antoine-sur-Richelieu Car Rentals](https://expedia.ca/Car-Rentals-In-St-Antoine-Sur-Richelieu.d6345194.Car-Rental-Guide)[St-Antoine-sur-Richelieu Vacation Packages](https://expedia.ca/St-Antoine-Sur-Richelieu.d6345194.Destination-Travel-Guides) ## Popular airlines to St-Antoine-sur-Richelieu - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:St-Antoine-sur-Richelieu, Quebec, Canada,departure:26/02/2026TANYT&leg2=from:St-Antoine-sur-Richelieu, Quebec, Canada,to:CMH,departure:05/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![](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:St-Antoine-sur-Richelieu, Quebec, Canada,departure:26/02/2026TANYT&leg2=from:St-Antoine-sur-Richelieu, Quebec, Canada,to:CMH,departure:05/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:St-Antoine-sur-Richelieu, Quebec, Canada,departure:26/02/2026TANYT&leg2=from:St-Antoine-sur-Richelieu, Quebec, Canada,to:CMH,departure:05/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TS.svg) Air Transat [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:St-Antoine-sur-Richelieu, Quebec, Canada,departure:26/02/2026TANYT&leg2=from:St-Antoine-sur-Richelieu, Quebec, Canada,to:CMH,departure:05/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TS"}}]) - ![](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:St-Antoine-sur-Richelieu, Quebec, Canada,departure:26/02/2026TANYT&leg2=from:St-Antoine-sur-Richelieu, Quebec, Canada,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_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:St-Antoine-sur-Richelieu, Quebec, Canada,departure:26/02/2026TANYT&leg2=from:St-Antoine-sur-Richelieu, Quebec, Canada,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_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:St-Antoine-sur-Richelieu, Quebec, Canada,departure:26/02/2026TANYT&leg2=from:St-Antoine-sur-Richelieu, Quebec, Canada,to:CMH,departure:05/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](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 St-Antoine-sur-Richelieu? Prices were available within the past 7 days and start at CA $90 for one-way flights and CA $181 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Sat, Mar 21 - Wed, Mar 25 YYZ Toronto YUL Montreal CA $181 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYZ,to:YUL,departure:21/03/2026TANYT&leg2=from:YUL,to:YYZ,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:180.37&airProductToken=AQozCjEI16YBEgM4MTYYmM4BIJhdKKOiiAMw9qKIAzhBQABYAWoFQkFTSUNyCEFBVUQwWkJXCjMKMQjXpgESAzgxNxiYXSCYzgEoxceIAzCmyIgDOEFAAFgBagVCQVNJQ3IIQUFVRDBaQlcSCggBEAEYASoCV1MYASIECAEQASgCKAMoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Feb 25 - Tue, Mar 10 FLL Fort Lauderdale YUL Montreal CA $323 Roundtrip found 6 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:FLL,to:YUL,departure:25/02/2026TANYT&leg2=from:YUL,to:FLL,departure:10/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:322.81&airProductToken=AQpmCjEIwYIBEgQxMjkyGOVaIO9ZKPKMhgMwnI6GAzhCQABYAWoFQkFTSUNyCE9VQUhaU0JWCjEIwYIBEgQ2MDIzGO9ZIJhdKJiQhgMwhpGGAzhCQAFYAWoFQkFTSUNyCE9VQUhaU0JWCmYKMQjBggESBDYwMTEYmF0g71ko26GHAzDJoocDOEJAAFgBagVCQVNJQ3IIT1VBSFpTQlYKMQjBggESBDE4NjQY71kg5VooxKSHAzDypYcDOEJAAVgBagVCQVNJQ3IIT1VBSFpTQlYSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![Pascan Aviation](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/p6.gif) Fri, Mar 27 - Mon, Mar 30 YHZ Halifax YHU Montreal CA $339 Roundtrip found 2 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YHZ,to:YHU,departure:27/03/2026TANYT&leg2=from:YHU,to:YHZ,departure:30/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:338.58&airProductToken=AQolCiMI0GwSAzk1MBj4yQEg-KEBKLjhiAMw3eKIAzhSQABYAXIBUgolCiMI0GwSAzk1MRj4oQEg-MkBKOyAiQMwkYKJAzhSQABYAXIBUhIKCAEQARgBKgJQNhgBIgQIARABKAIoAygEMAE) ![Flair Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F8.gif) Mon, May 11 - Thu, May 21 YVR Vancouver YUL Montreal CA $340 Roundtrip found 1 hour ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YVR,to:YUL,departure:11/05/2026TANYT&leg2=from:YUL,to:YVR,departure:21/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:339.05&airProductToken=AQovCi0IxnASAzEwNhi4jQEgmF0oweGMAzDj44wDOFlAAFgBaglQUk9NT0ZBUkVyAU0KLwotCMZwEgMxMDcYmF0guI0BKM7JjQMwmMyNAzhZQABYAWoJUFJPTU9GQVJFcgFTEgoICxABGAgqAkY4GAEiBAgBEAEoAjAD) ![Air Transat](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TS.gif) Mon, Mar 16 - Thu, Mar 26 CDG Paris YUL Montreal CA $551 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:CDG,to:YUL,departure:16/03/2026TANYT&leg2=from:YUL,to:CDG,departure:26/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:550.86&airProductToken=AQovCi0I1KYBEgMxMTEY4jAgmF0o6eGHAzC_5YcDOFFAAFgBagNCR1RyB1EwQkdUM0UKLwotCNSmARIDMTEwGJhdIOIwKMbZiAMw6tyIAzhRQABYAWoDQkdUcgdRMEJHVDNFEgoIARABGAEqAlRTGAEiBAgBEAEoAigDKAQwDQ) ## Find the cheapest month to fly from Columbus (CMH) to Montreal (YUL) ### January is typically the cheapest month to fly From CA $474 - CA $1,199 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 St-Antoine-sur-Richelieu. 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 St-Antoine-sur-Richelieu. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to St-Antoine-sur-Richelieu. 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 St-Antoine-sur-Richelieu 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 St-Antoine-sur-Richelieu. Looking to save even more? Get additional savings by bundling your St-Antoine-sur-Richelieu 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 St-Antoine-sur-Richelieu trip! __Flights to St-Antoine-sur-Richelieu information__ | Destination airport | Pierre Elliott Trudeau Intl. | | ----------------------------- | ---------------------------- | | Destination airport IATA code | YUL | | Destination city name | Montreal | | Roundtrip price | CA $180 | ## Trending flights to St-Antoine-sur-Richelieu Prices were available within the past 7 days and start at CA $90 for one-way flights and CA $181 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Sat, Mar 21 - Wed, Mar 25 YYZ Toronto YUL Montreal CA $181 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYZ,to:YUL,departure:21/03/2026TANYT&leg2=from:YUL,to:YYZ,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:180.37&airProductToken=AQozCjEI16YBEgM4MTYYmM4BIJhdKKOiiAMw9qKIAzhBQABYAWoFQkFTSUNyCEFBVUQwWkJXCjMKMQjXpgESAzgxNxiYXSCYzgEoxceIAzCmyIgDOEFAAFgBagVCQVNJQ3IIQUFVRDBaQlcSCggBEAEYASoCV1MYASIECAEQASgCKAMoBDAB) \*Available to Expedia members.