Title: CA $245 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 $245 Cheap Air Canada fights from Montreal (YUL) to San Diego (SAN) [View CA $245 flight on Wed, May 6, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YUL,to:SAN,departure:06/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:244.06&airProductToken=AQpnCjEIwYYBEgM0ODEYmF0gmM4BKNifjAMwsKCMAzhHQABYAWoFQkFTSUNyCEdOQTRBNEJBCjIIwYYBEgQxMDc3GJjOASCSaCjDoYwDMIakjAM4R0ABWAFqBUJBU0lDcghHTkE0QTRCQRIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMA0) - [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 $245 for one-way flights and CA $396 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) Tue, May 5 - Tue, May 12 YUL Montreal SAN San Diego CA $396 Roundtrip found 7 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:05/05/2026TANYT&leg2=from:SAN,to:YUL,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:395.87&airProductToken=AQoyCjAIwYYBEgM1MTMYmF0gkmgo-ZmMAzDfnIwDOEdAAFgBagVCQVNJQ3IIR05BNEE0QkEKMgowCMGGARIDNTEyGJJoIJhdKIjljAMw0-eMAzhHQABYAWoFQkFTSUNyCEdOQTRBNEJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, May 6 - Sun, May 10 YUL Montreal SAN San Diego CA $402 Roundtrip found 5 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:06/05/2026TANYT&leg2=from:SAN,to:YUL,departure:10/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:401.12&airProductToken=AQpnCjEIwYYBEgMzMDEYmF0guI0BKLKgjAMw8qKMAzhHQABYAWoFQkFTSUNyCEdOQTRBNEJBCjIIwYYBEgQ4NzY2GLiNASCSaCi1pIwDMOmljAM4R0ABWAFqBUJBU0lDcghHTkE0QTRCQQpsCjQI1YIBEgQyMTI5GJJoIIgYKMfVjAMw8deMAzhOQABYAWoIRUNPQkFTSUNyCEdOQTRBNEJOCjQI1YIBEgQzNTM5GIgYIJhdKJzbjAMwgtyMAzhOQAFYAWoIRUNPQkFTSUNyCEdOQTRBNEJOEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Tue, May 5 - Tue, May 12 YUL Montreal SAN San Diego CA $405 Roundtrip found 7 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:05/05/2026TANYT&leg2=from:SAN,to:YUL,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:404.91&airProductToken=AQoyCjAIwYYBEgM1MTMYmF0gkmgo-ZmMAzDfnIwDOEdAAFgBagVCQVNJQ3IIR05BNEE0QkEKaAoyCMGGARIEMTA3OBiSaCCYzgEo_-eMAzCn6owDOEdAAFgBagVCQVNJQ3IIR05BNEE0QkEKMgjBhgESBDc4ODQYmM4BIJhdKO7rjAMwv-yMAzhHQAFYAWoFQkFTSUNyCEdOQTRBNEJBEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Fri, May 8 - Thu, May 14 YUL Montreal SAN San Diego CA $407 Roundtrip found 14 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:08/05/2026TANYT&leg2=from:SAN,to:YUL,departure:14/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:406.37&airProductToken=AQoyCjAIwYYBEgM1MTMYmF0gkmgo2buMAzC_vowDOEdAAFgBagVCQVNJQ3IIR05BNEE0QkEKbQo0CNWCARIDMzI3GJJoIMSNASjggo0DMKWFjQM4TkAAWAFqCEVDT0JBU0lDcghHTkE0QTRCTgo1CNWCARIEMzcxNRjEjQEgmF0ogYmNAzDliY0DOE5AAVgBaghFQ09CQVNJQ3IIR05BNEE0Qk4SCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, May 6 - Sun, May 10 YUL Montreal SAN San Diego CA $411 Roundtrip found 5 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:06/05/2026TANYT&leg2=from:SAN,to:YUL,departure:10/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:410.16&airProductToken=AQpnCjEIwYYBEgM0ODEYmF0gmM4BKNifjAMwsKCMAzhHQABYAWoFQkFTSUNyCEdOQTRBNEJBCjIIwYYBEgQxMDc3GJjOASCSaCjDoYwDMIakjAM4R0ABWAFqBUJBU0lDcghHTkE0QTRCQQptCjQI1YIBEgMzMjcYkmggxI0BKODVjAMwpdiMAzhOQABYAWoIRUNPQkFTSUNyCEdOQTRBNEJOCjUI1YIBEgQzNzE1GMSNASCYXSiB3IwDMOXcjAM4TkABWAFqCEVDT0JBU0lDcghHTkE0QTRCThIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMAE) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, Mar 4 - Sat, Mar 14 YUL Montreal SAN San Diego CA $412 Roundtrip found 7 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SAN,departure:04/03/2026TANYT&leg2=from:SAN,to:YUL,departure:14/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:411.71&airProductToken=AQpFCiAIwYYBEgMzMDMYmF0guI0BKOjchgMwwN-GAzhHQABYAQohCMGGARIEODc2Nhi4jQEgkmgo4eCGAzCU4oYDOEdAAVgBCkUKIAjVggESAzQyNxiSaCDEjQEoytSHAzD-1ocDOE5AAFgBCiEI1YIBEgQzNjIxGMSNASCYXSi52YcDMJjahwM4TkABWAESCggBEAEYASoCQUMYASIECAEQASgIKAQwAQ) ## Find the cheapest month to fly from Montreal (YUL) to San Diego (SAN) ### June is typically the cheapest month to fly From CA $344 - CA $643 per traveller. ## Alternative airports near San Diego Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:CLD,departure:31/12/2025TANYT&leg2=from:CLD,to:YUL,departure:09/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) CLD McClellan-Palomar Cheapest 38 min [Flights from CA $830 ](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:CLD,departure:31/12/2025TANYT&leg2=from:CLD,to:YUL,departure:09/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) __Flight from Montreal to San Diego (YUL - SAN) route 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 | \*Available to Expedia members.