Title: CA $317 Cheap Air Canada fights from Montreal to San Diego - Expedia.ca ![](https://images.trvl-media.com/place/3073/476a7863-1b66-47b5-9758-1dc7b3787493.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3073/476a7863-1b66-47b5-9758-1dc7b3787493.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $317 Cheap Air Canada fights from Montreal (YUL) to San Diego (SAN) [View CA $317 flight on Wed, Sep 9, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YUL,to:SAN,departure:09/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:316.57&airProductToken=AQpnCjEIwYYBEgMzMDMYmF0guI0BKK6qlwMw6ayXAzhLQABYAWoFQkFTSUNyCEtOQTJBMEJBCjIIwYYBEgQ4NzY2GLiNASCSaCj6rZcDMLGvlwM4S0ABWAFqBUJBU0lDcghLTkEyQTBCQRIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMA0) - [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 ![notification illustration](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\* ![deals illustration](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\* ![trophy illustration](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) ## Air Canada flights from Montreal to San Diego (YUL→SAN) Prices were available within the past 7 days and start at CA $317 for one-way flights and CA $545 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) Sat, Aug 8 - Sat, Aug 15 YUL Montreal SAN San Diego CA $545 Roundtrip found 6 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:08/08/2026TANYT&leg2=from:SAN,to:YUL,departure:15/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:544.97&airProductToken=AQoyCjAIwYYBEgM1MTMYmF0gkmgoosaUAzCDyZQDOEdAAFgBagVCQVNJQ3IIR05BNUEwQkEKMgowCMGGARIDNTEyGJJoIJhdKK6SlQMw95SVAzhHQABYAWoFQkFTSUNyCEdOQTVBMEJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Mon, May 4 - Fri, May 8 YUL Montreal SAN San Diego CA $552 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:04/05/2026TANYT&leg2=from:SAN,to:YUL,departure:08/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:551.62&airProductToken=AQoyCjAIwYYBEgM1MjcYmF0gkmgooo6MAzCDkYwDOEdAAFgBagVCQVNJQ3IIR05BNUEwQkEKMgowCMGGARIDNTI2GJJoIJhdKM64jAMwl7uMAzhLQABYAWoFQkFTSUNyCEtOQTJBMEJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwDQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Thu, Feb 12 - Mon, Mar 30 YUL Montreal SAN San Diego CA $554 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:12/02/2026TANYT&leg2=from:SAN,to:YUL,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:553.72&airProductToken=AQpFCiAIwYYBEgM0ODEYmF0gmM4BKLT6hAMwl_uEAzhHQABYAQohCMGGARIEMTA5MxiYzgEgkmgo9_uEAzDJ_oQDOEdAAVgBCkUKIAjVggESAzQyNxiSaCDEjQEohomJAzDCi4kDOE5AAFgBCiEI1YIBEgQzNjIxGMSNASCYXSjejYkDMMKOiQM4TkABWAESCggBEAEYASoCQUMYASIECAEQASgIKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Nov 19 - Wed, Dec 3 YUL Montreal SAN San Diego CA $564 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:19/11/2025TANYT&leg2=from:SAN,to:YUL,departure:03/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:563.05&airProductToken=AQpnCjEIwYYBEgM0ODEYmF0gmM4BKJS-_QIw9779AjhHQABYAWoFQkFTSUNyCEdOQTVBMEJBCjIIwYYBEgQxMDkzGJjOASCSaCjXv_0CMKnC_QI4R0ABWAFqBUJBU0lDcghHTkE1QTBCQQpnCjIIwYYBEgQxMDk0GJJoIJjOASiY4P4CMLri_gI4R0AAWAFqBUJBU0lDcghHTkE1QTBCQQoxCMGGARIDNDk0GJjOASCYXSiy4_4CMITk_gI4R0ABWAFqBUJBU0lDcghHTkE1QTBCQRIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMA0) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Tue, Dec 2 - Wed, Feb 25 YUL Montreal SAN San Diego CA $571 Roundtrip found 7 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:02/12/2025TANYT&leg2=from:SAN,to:YUL,departure:25/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:570.76&airProductToken=AQqZAQowCMGGARIDMzcxGJhdINg1KLHR_gIw8NL-AjhLQABYAWoFQkFTSUNyCEtOQTJBMEJBCjEIwYYBEgMyOTUY2DUguI0BKI3T_gIw0tT-AjhLQAFYAWoFQkFTSUNyCEtOQTJBMEJBCjIIwYYBEgQ4NzY2GLiNASCSaCjh1f4CMJTX_gI4S0ABWAFqBUJBU0lDcghLTkEyQTBCQQpnCjIIwYYBEgQxMDk0GJJoIJjOASiYkYYDMLqThgM4R0AAWAFqBUJBU0lDcghHTkE1QTBCQQoxCMGGARIDNDMwGJjOASCYXSiUlIYDMOaUhgM4R0ABWAFqBUJBU0lDcghHTkE1QTBCQRIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMA0) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Tue, Jan 6 - Thu, Jan 29 YUL Montreal SAN San Diego CA $577 Roundtrip found 8 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:06/01/2026TANYT&leg2=from:SAN,to:YUL,departure:29/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:576.51&airProductToken=AQptCjQIwYYBEgM0ODEYmF0gmM4BKJTagQMw99qBAzhHQABYAWoIU1RBTkRBUkRyCEdOQTVBMFRHCjUIwYYBEgQxMDkzGJjOASCSaCjX24EDMKnegQM4R0ABWAFqCFNUQU5EQVJEcghHTkE1QTBURxIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMA0) ## Travel information | Origin airport | Pierre Elliott Trudeau Intl. | | --- | --- | | Destination airport | San Diego Intl. | | Airlines serving | Air Canada, American Airlines, Delta, United, WestJet | | Popular airline | Delta | | Distance | 3928 km | | Average flight time | 5 hours 50 mins | \*Available to Expedia members.