Title: CA $320 Cheap Flights from Montreal (YUL) to San Francisco (SFO) - Expedia.ca ![Sunset view of the Golden Gate Bridge and fog from Battery Spencer, Golden Gate National Recreation Area, in San Francisco, California.](https://images.trvl-media.com/place/508803/0ac688ba-e7fa-4fb1-9f85-037d98869bf8.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/508803/0ac688ba-e7fa-4fb1-9f85-037d98869bf8.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $320 Cheap Flights from Montreal (YUL) to San Francisco (SFO) [View CA $320 flight on Wed, Nov 19, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YUL,to:SFO,departure:19/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:319.99&airProductToken=AQqbAQoxCMGCARIENTg4NRiYXSDvWSjuvv0CMN6__QI4QkAAWAFqBUJBU0lDcghRVUFDWVNCVgoyCMGCARIEMjEwMhjvWSDvuQEoosD9AjDlwv0COEJAAVgBagVCQVNJQ3IIUVVBQ1lTQlYKMgjBggESBDIyMzQY77kBILJxKNjE_QIw1sX9AjhCQAFYAWoFQkFTSUNyCE9WQUtVU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) - [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 ## Popular airlines from Trudeau International Airport (YUL) to San Francisco International Airport (SFO) - ![Porter Airlines](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:yul,to:sfo,departure:08/11/2025TANYT&leg2=from:sfo,to:yul,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ![Delta](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:yul,to:sfo,departure:08/11/2025TANYT&leg2=from:sfo,to:yul,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![American 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:yul,to:sfo,departure:08/11/2025TANYT&leg2=from:sfo,to:yul,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Air Canada](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:yul,to:sfo,departure:08/11/2025TANYT&leg2=from:sfo,to:yul,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![United](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:yul,to:sfo,departure:08/11/2025TANYT&leg2=from:sfo,to:yul,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![WestJet](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:yul,to:sfo,departure:08/11/2025TANYT&leg2=from:sfo,to:yul,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) ![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) ## Cheap flights from Montreal (YUL) to San Francisco (SFO) Prices were available within the past 7 days and start at CA $320 for one-way flights and CA $516 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sun, Jan 18 - Wed, Jan 28 YUL Montreal SFO San Francisco CA $516 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SFO,departure:18/01/2026TANYT&leg2=from:SFO,to:YUL,departure:28/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:515.17&airProductToken=AQqZAQoxCMGCARIENjAyORiYXSDvWSju4YIDMO3iggM4QkAAWAFqBUJBU0lDcghPVkFDWlNCWAoxCMGCARIEMjEwOBjvWSCuHCi944IDMNvkggM4QkABWAFqBUJBU0lDcghPVkFDWlNCWAoxCMGCARIEMTQ3NRiuHCCycSiE6IIDMKrqggM4QkABWAFqBUJBU0lDcghRVkFJWlNCWAqbAQoyCMGCARIENjI0OBiycSCLuAEo_teDAzDZ2IMDOEJAAFgBagVCQVNJQ3IIT1ZBSVhTQlgKMgjBggESBDI0MzYYi7gBIK4cKL_bgwMwsd2DAzhCQAFYAWoFQkFTSUNyCE9WQUlVU0JYCjEIwYIBEgQzODMzGK4cIJhdKI3ggwMwl-GDAzhCQAFYAWoFQkFTSUNyCE9WQUNaU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sun, Jan 18 - Thu, Jan 29 YUL Montreal SFO San Francisco CA $542 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SFO,departure:18/01/2026TANYT&leg2=from:SFO,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:541.37&airProductToken=AQqZAQoxCMGCARIENjAyORiYXSDvWSju4YIDMO3iggM4QkAAWAFqBUJBU0lDcghPVkFDWlNCWAoxCMGCARIEMTQ1MhjvWSCuHCiT5IIDMK_lggM4QkABWAFqBUJBU0lDcghPVkFDWlNCWAoxCMGCARIEMTQ3NRiuHCCycSiE6IIDMKrqggM4QkABWAFqBUJBU0lDcghRVkFIWlNCWAqdAQoyCMGCARIEMjExNBiycSDvuQEoqN6DAzCl34MDOEJAAFgBagVCQVNJQ3IIT1ZBSFlTQlgKMwjBggESBDI1ODMY77kBIOKaASi44YMDMKPjgwM4QkABWAFqBUJBU0lDcghRV0FDWk5CWAoyCMGCARIENTEzNxjimgEgmF0oy-ODAzDg5IMDOEJAAVgBagVCQVNJQ3IIUVdBQ1pOQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sun, Jan 18 - Wed, Jan 28 YUL Montreal SFO San Francisco CA $542 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SFO,departure:18/01/2026TANYT&leg2=from:SFO,to:YUL,departure:28/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:541.61&airProductToken=AQqbAQoxCMGCARIENjAyORiYXSDvWSju4YIDMO3iggM4QkAAWAFqBUJBU0lDcghRV0FDWk5CWAoyCMGCARIEMTg1MBjvWSDvuQEo4OSCAzCo54IDOEJAAVgBagVCQVNJQ3IIUVdBQ1pOQlgKMgjBggESBDEwNjEY77kBILJxKKjpggMwqeqCAzhCQAFYAWoFQkFTSUNyCE9WQUlaU0JYCpsBCjIIwYIBEgQ2MjQ4GLJxIIu4ASj-14MDMNnYgwM4QkAAWAFqBUJBU0lDcghPVkFJWFNCWAoyCMGCARIEMjQzNhiLuAEgrhwov9uDAzCx3YMDOEJAAVgBagVCQVNJQ3IIT1ZBSVVTQlgKMQjBggESBDM4MzMYrhwgmF0ojeCDAzCX4YMDOEJAAVgBagVCQVNJQ3IIT1ZBQ1pTQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Nov 19 - Mon, Nov 24 YUL Montreal SFO San Francisco CA $543 Roundtrip found 9 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SFO,departure:19/11/2025TANYT&leg2=from:SFO,to:YUL,departure:24/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:542.76&airProductToken=AQqdAQoyCMGCARIENTY3ORiYXSDimgEo0L79AjD5v_0COEJAAFgBagVCQVNJQ3IIUVVBQ1lTQlYKMwjBggESBDIyNDAY4poBIO-5ASixwP0CMMrC_QI4QkABWAFqBUJBU0lDcghRVUFDWVNCVgoyCMGCARIEMjIzNBjvuQEgsnEo2MT9AjDWxf0COEJAAVgBagVCQVNJQ3IIT1ZBS1VTQlgKmwEKMgjBggESBDIxMTQYsnEg77kBKOT6_QIw3_v9AjhCQABYAWoFQkFTSUNyCE83QVpaU0JaCjIIwYIBEgQzMjM5GO-5ASDvWSiv__0CMLOB_gI4QkABWAFqBUJBU0lDcghRVUFDWVNCVgoxCMGCARIENjAxMRjvWSCYXSjkg_4CMMuE_gI4QkABWAFqBUJBU0lDcghRVUFDWVNCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Thu, Apr 16 - Sun, Apr 26 YUL Montreal SFO San Francisco CA $546 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SFO,departure:16/04/2026TANYT&leg2=from:SFO,to:YUL,departure:26/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:546.00&airProductToken=AQpDCh8I16YBEgM1NTkYmF0gmBYo-8OKAzCexooDOEVAAFgBCiAI16YBEgQxNTAwGJgWILJxKKHNigMw2s6KAzhFQAFYAQpDCiAI16YBEgQxNTAzGLJxIJgWKKK0iwMwxbWLAzhFQABYAQofCNemARIDNTYwGJgWIJhdKLq2iwMwtriLAzhFQAFYARIKCAEQARgBKgJXUxgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, Dec 25 - Wed, Dec 31 YUL Montreal SFO San Francisco CA $547 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SFO,departure:25/12/2025TANYT&leg2=from:SFO,to:YUL,departure:31/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:546.68&airProductToken=AQpoCjIIwYIBEgQ1Njc5GJhdIOKaASjY04ADMI3VgAM4QkAAWAFqBUJBU0lDcghTVkFDWk5CWAoyCMGCARIEMjQxMBjimgEgsnEo3tWAAzDA2IADOEJAAVgBagVCQVNJQ3IIU1ZBQ1pOQlgKZgoxCMGCARIEMjc2MRiycSCuHCj5n4EDMPuhgQM4QkAAWAFqBUJBU0lDcghPVkFJVVNCWAoxCMGCARIEMzgzMxiuHCCYXSiTpYEDMJqmgQM4QkABWAFqBUJBU0lDcghPVkFDWlNCWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sat, Nov 15 - Mon, Nov 17 YUL Montreal SFO San Francisco CA $557 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SFO,departure:15/11/2025TANYT&leg2=from:SFO,to:YUL,departure:17/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:556.01&airProductToken=AQqdAQoyCMGCARIENTY3ORiYXSDimgEo3pH9AjCHk_0COEJAAFgBagVCQVNJQ3IIUVVBQ1lTQlYKMwjBggESBDIyNDAY4poBIO-5ASjFk_0CMN2V_QI4QkABWAFqBUJBU0lDcghRVUFDWVNCVgoyCMGCARIEMjIzNBjvuQEgsnEo2Jf9AjDWmP0COEJAAVgBagVCQVNJQ3IIT1ZBS1VTQlgKmwEKMgjBggESBDE5MzAYsnEg77kBKNqt_QIw0679AjhCQABYAWoFQkFTSUNyCE9WQUtaU0JYCjIIwYIBEgQxNTc0GO-5ASDvWSiwsf0CMLSz_QI4QkABWAFqBUJBU0lDcghRVUFDWVNCVgoxCMGCARIENjAxMRjvWSCYXSiEtf0CMOu1_QI4QkABWAFqBUJBU0lDcghRVUFDWVNCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Thu, Nov 13 - Tue, Jan 13 YUL Montreal SFO San Francisco CA $562 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SFO,departure:13/11/2025TANYT&leg2=from:SFO,to:YUL,departure:13/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:561.97&airProductToken=AQpmCjEI0IgBEgMxMDIYmF0gmM4BKIH7_AIw3fv8AjhEQABYAWoFQkFTSUNyCEQyTjBaUlpMCjEI0IgBEgM2NzEYmM4BILJxKLX8_AIwmP_8AjhEQAFYAWoFQkFTSUNyCEQyTjBaUlpMEgoIARABGAEqAlBEGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sun, Nov 23 - Thu, Dec 4 YUL Montreal SFO San Francisco CA $587 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SFO,departure:23/11/2025TANYT&leg2=from:SFO,to:YUL,departure:04/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:586.60&airProductToken=AQohCh8IwYYBEgM3NjEYmF0gsnEo2vD9AjDi8_0COEdAAFgBCiEKHwjBhgESAzc2MBiycSCYXSi56f4CMP3r_gI4R0AAWAESCggBEAEYASoCQUMYASIECAEQASgIKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Mon, Nov 17 - Tue, Nov 18 YUL Montreal SFO San Francisco CA $595 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:SFO,departure:17/11/2025TANYT&leg2=from:SFO,to:YUL,departure:18/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:594.68&airProductToken=AQpDCiAIxJgBEgQyNjI5GJhdIOBcKOmq_QIwmKz9AjhFQABYAQofCMSYARIDNTQ1GOBcILJxKN2u_QIwm7H9AjhFQAFYAQpFCiAIxJgBEgM3NzIYsnEg47QBKJ60_QIwqrb9AjhFQABYAQohCMSYARIENDgxNhjjtAEgmF0o17b9AjDHt_0COEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ## Find the cheapest month to fly from Montreal (YUL) to San Francisco (SFO) ### September is typically the cheapest month to fly From CA $349 - CA $501 per traveller. ## Alternative airports near San Francisco 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:SJC,departure:08/11/2025TANYT&leg2=from:SJC,to:YUL,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) SJC Norman Y. Mineta San Jose Intl. 50 min [Flights from CA $760](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:SJC,departure:08/11/2025TANYT&leg2=from:SJC,to:YUL,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:OAK,departure:08/11/2025TANYT&leg2=from:OAK,to:YUL,departure:27/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) OAK Oakland Intl. 26 min [Flights from CA $710](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:OAK,departure:08/11/2025TANYT&leg2=from:OAK,to:YUL,departure:27/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) Flight from Montreal to San Francisco (YUL - SFO) route information | Origin airport | Pierre Elliott Trudeau Intl. | | --- | --- | | Destination airport | San Francisco Intl. | | Airlines serving | Air Canada, American Airlines, Delta, Porter Airlines, United, WestJet | | Roundtrip price | CA $515 | | Distance | 4052 km | | Average flight time | 6 hours 32 mins | ## Montreal to San Francisco Flights **The easy way to book your flights from Montreal to San Francisco**  With Expedia, it’s simple to find and book flights to San Francisco from Montreal whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to San Francisco Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Montreal to San Francisco today, tomorrow, or this week.   **Save dollars with cheap flights from Pierre Elliott Trudeau Intl., YUL to San Francisco Intl., SFO**  Sort your search results by price to find great deals on your flight from Montreal to San Francisco—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to San Francisco from Montreal currently is just CA $516 rising to CA $595.   Here are more money-saving tips:  - Fly in January when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to San Francisco   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to San Francisco from Montreal**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to San Francisco with Expedia today. ## Frequently asked questions ### How much is a flight from YUL to San Francisco Airport? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip journey from Pierre Elliott Trudeau Intl. Airport (YUL) to San Francisco Airport was CA $516. Cheap tickets don't last long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to San Francisco Airport? > This varies between air carriers, as each has its own terms and conditions. Head to the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are easy-to-follow instructions on how to cancel your flight online. ### How do I find cheap flights from Pierre Elliott Trudeau Intl. Airport (YUL) to San Francisco Intl. Airport (SFO) that have flexible change policies? > Use our "No change fees" filter to find flexible travel options for your flight from Pierre Elliott Trudeau Intl. Airport (YUL) to San Francisco Intl. Airport (SFO). This allows you to secure a fantastic price in advance and still have the freedom to make changes without any additional fees. Keep in mind that you'll need to cover the fare difference. ### How many hours is the flight from Montreal Airport to San Francisco Airport? > Make the 13 hours and 8 minutes between Montréal–Trudeau and San Francisco Airport as comfortable as possible. Pack the essentials, like warm clothes, a water bottle and earplugs, and sit back and enjoy the flight! ### How far is the flight from YUL to San Francisco Airport? > Dorval to San Francisco is around 4,100 kilometres, so be prepared to spend a while in the air. Don't forget to pack all the essentials, from your hoodie to your headphones. Take a few snacks to nibble on throughout your flight too. ### Which airlines fly direct from Montréal–Trudeau to San Francisco Airport? > Check out the airfares with Air Canada (AC) if you want to travel directly from Montréal–Trudeau to SFO. This top carrier offers 30 flights monthly, so you're sure to find one that suits your schedule. ### Are Montréal–Trudeau to SFO flight tickets cheaper when they're purchased at the last minute? > Booking your trip from YUL to San Francisco Airport at the last minute could save you some cash. However, it could end up costing a great deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time. ## Explore a world of travel with Expedia - Flights ### Flights - [Flights from Kitchener to Half Moon Bay](https://www.expedia.ca/lp/flights/10579/8250/kitchener-to-half-moon-bay) - [Flights from Amsterdam to San Mateo](https://www.expedia.ca/lp/flights/178229/6653/amsterdam-to-san-mateo) - [Flights from Boston to Half Moon Bay](https://www.expedia.ca/lp/flights/178239/8250/boston-to-half-moon-bay) - [Flights from Calgary to Half Moon Bay](https://www.expedia.ca/lp/flights/178245/8250/calgary-to-half-moon-bay) - [Flights from Chicago to San Mateo](https://www.expedia.ca/lp/flights/178248/6653/chicago-to-san-mateo) - [Flights from Chicago to Half Moon Bay](https://www.expedia.ca/lp/flights/178248/8250/chicago-to-half-moon-bay) - [Flights from Columbus to Half Moon Bay](https://www.expedia.ca/lp/flights/178251/8250/columbus-to-half-moon-bay) - [Flights from Dallas to San Mateo](https://www.expedia.ca/lp/flights/178253/6653/dallas-to-san-mateo) - [Flights from Las Vegas to San Mateo](https://www.expedia.ca/lp/flights/178276/6653/las-vegas-to-san-mateo) - [Flights from Los Angeles to San Mateo](https://www.expedia.ca/lp/flights/178280/6653/los-angeles-to-san-mateo) - [Flights from Manila to San Mateo](https://www.expedia.ca/lp/flights/178282/6653/manila-to-san-mateo) - [Flights from Mexico City to San Mateo](https://www.expedia.ca/lp/flights/178285/6653/mexico-city-to-san-mateo) - [Flights from Montreal to San Mateo](https://www.expedia.ca/lp/flights/178288/6653/montreal-to-san-mateo) - [Flights from Ottawa to Half Moon Bay](https://www.expedia.ca/lp/flights/178296/8250/ottawa-to-half-moon-bay) - [Flights from Portland to San Mateo](https://www.expedia.ca/lp/flights/178299/6653/portland-to-san-mateo) - [Flights from Raleigh to Half Moon Bay](https://www.expedia.ca/lp/flights/178300/8250/raleigh-to-half-moon-bay) - [Flights from San Francisco to Half Moon Bay](https://www.expedia.ca/lp/flights/178305/8250/san-francisco-to-half-moon-bay) - [Flights from Seattle to San Mateo](https://www.expedia.ca/lp/flights/178307/6653/seattle-to-san-mateo) - [Flights from Seattle to Half Moon Bay](https://www.expedia.ca/lp/flights/178307/8250/seattle-to-half-moon-bay) - [Flights from Toronto to San Mateo](https://www.expedia.ca/lp/flights/178314/6653/toronto-to-san-mateo) - [Flights from Toronto to Half Moon Bay](https://www.expedia.ca/lp/flights/178314/8250/toronto-to-half-moon-bay) - [Flights from Vancouver to San Mateo](https://www.expedia.ca/lp/flights/178315/6653/vancouver-to-san-mateo) - [Flights from Vancouver to Half Moon Bay](https://www.expedia.ca/lp/flights/178315/8250/vancouver-to-half-moon-bay) - [Flights from Berlin to San Mateo](https://www.expedia.ca/lp/flights/179892/6653/berlin-to-san-mateo) - [Flights from Québec City to San Mateo](https://www.expedia.ca/lp/flights/180017/6653/quebec-city-to-san-mateo) - [Flights from Québec City to Half Moon Bay](https://www.expedia.ca/lp/flights/180017/8250/quebec-city-to-half-moon-bay) - [Flights from Pittsburgh to Half Moon Bay](https://www.expedia.ca/lp/flights/601717/8250/pittsburgh-to-half-moon-bay) - [Flights from San José to San Mateo](https://www.expedia.ca/lp/flights/603085/6653/san-jose-to-san-mateo) - [Flights from San José to Half Moon Bay](https://www.expedia.ca/lp/flights/603085/8250/san-jose-to-half-moon-bay) - [Flights from Wichita to Half Moon Bay](https://www.expedia.ca/lp/flights/6058350/8250/wichita-to-half-moon-bay) - [Flights from Atlanta (ATL) to Oakland (OAK)](https://www.expedia.ca/lp/flights/atl/oak/atlanta-to-oakland) - [Flights from Atlanta (ATL) to San Carlos (SQL)](https://www.expedia.ca/lp/flights/atl/sql/atlanta-to-san-carlos) - [Flights from Austin (AUS) to Oakland (OAK)](https://www.expedia.ca/lp/flights/aus/oak/austin-to-oakland) - [Flights from Mesa (AZA) to Oakland (OAK)](https://www.expedia.ca/lp/flights/aza/oak/mesa-to-oakland) - [Flights from Brookings (BKX) to Oakland (OAK)](https://www.expedia.ca/lp/flights/bkx/oak/brookings-to-oakland) - [Flights from Boulder City (BLD) to Oakland (OAK)](https://www.expedia.ca/lp/flights/bld/oak/boulder-city-to-oakland) - [Flights from Bellingham (BLI) to San Carlos (SQL)](https://www.expedia.ca/lp/flights/bli/sql/bellingham-to-san-carlos) - [Flights from Burbank (BUR) to Oakland (OAK)](https://www.expedia.ca/lp/flights/bur/oak/burbank-to-oakland) - [Flights from Baltimore (BWI) to Oakland (OAK)](https://www.expedia.ca/lp/flights/bwi/oak/baltimore-to-oakland) - [Flights from Crescent City (CEC) to Oakland (OAK)](https://www.expedia.ca/lp/flights/cec/oak/crescent-city-to-oakland) - [Flights from Sault Ste. 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