Title: CA $541 Cheap Flights from Montreal Metropolitan Airport (YHU) 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 $541 Cheap Flights from Montreal Metropolitan Airport (YHU) to San Francisco (SFO) [View CA $541 flight on Thu, Dec 18, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YHU,to:SFO,departure:18/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:540.66&airProductToken=AQqcAQotCNBsEgM0ODMY-KEBIJgMKKyFgAMw6IWAAzhSQABYAWoFUFJPTU9yBVBST01PCjUIwYYBEgQxMzgxGJgMIJjOASjbhoADMMeHgAM4VEABWAFqCFNUQU5EQVJEcghUTkEyQTJURwo0CMGGARIDNzQ1GJjOASCycSi2ioADMJONgAM4VEABWAFqCFNUQU5EQVJEcghUTkEyQTJURxIKCAEQARgBKgJQNhgBIgQIARABKAIoAygEMAE) - [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 Montreal Metropolitan Airport (YHU) to San Francisco International Airport (SFO) - ![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:yhu,to:sfo,departure:06/11/2025TANYT&leg2=from:sfo,to:yhu,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![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:yhu,to:sfo,departure:06/11/2025TANYT&leg2=from:sfo,to:yhu,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:yhu,to:sfo,departure:06/11/2025TANYT&leg2=from:sfo,to:yhu,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![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:yhu,to:sfo,departure:06/11/2025TANYT&leg2=from:sfo,to:yhu,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![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:yhu,to:sfo,departure:06/11/2025TANYT&leg2=from:sfo,to:yhu,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![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:yhu,to:sfo,departure:06/11/2025TANYT&leg2=from:sfo,to:yhu,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![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:yhu,to:sfo,departure:06/11/2025TANYT&leg2=from:sfo,to:yhu,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![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 Metropolitan Airport (YHU) to San Francisco (SFO) Prices were available within the past 7 days and start at CA $541 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip Flight from Montreal Metropolitan Airport to San Francisco (YHU - SFO) route information | Origin airport | Montreal Metropolitan Airport | | --- | --- | | Destination airport | San Francisco Intl. | | Distance | 4076 km | ## Montreal to San Francisco Flights **The easy way to book your flights from Montreal Metropolitan Airport to San Francisco**  With Expedia, it’s simple to find and book flights to San Francisco from Montreal Metropolitan Airport whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 2 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 Metropolitan Airport to San Francisco today, tomorrow, or this week.   **Save dollars with cheap flights from Montreal Metropolitan Airport, YHU to San Francisco Intl., SFO**  Sort your search results by price to find great deals on your flight from Montreal Metropolitan Airport 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 Metropolitan Airport currently is just rising to .   Here are more money-saving tips:  - Fly in 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 Metropolitan Airport**  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 St. Hubert Airport (YHU) to SFO? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight between YHU and SFO was . Fares this good don't hang around, so 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 St. Hubert Airport (YHU) to SFO? > We get that your situation can change unexpectedly, so we've made it as easy as possible for you to cancel your trip online. Just visit the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Montréal Saint-Hubert Longueuil Airport to SFO that have flexible change policies? > Plenty of airlines offer the option to reschedule your flight without charging a fee. All you pay is the cost difference between flights. When searching for Montréal Saint-Hubert Longueuil Airport to San Francisco Intl. Airport (SFO) flights, you'll see a "No change fees" filter for you to select. ### How far is the flight from YHU to San Francisco Intl. Airport (SFO)? > With a flight distance of 4,100 kilometres from Montréal Saint-Hubert Longueuil Airport (YHU) to SFO (SFO), this is a long flight. Remember to drink plenty of water and move your feet and legs every so often. ### Which airlines fly direct from St. Hubert Airport (YHU) to San Francisco Airport? > Direct flights aren't available, so you'll have to make at least one stop between YHU and San Francisco Airport. Make the most of the layover time to stretch your legs and freshen up. ### Are Montréal Saint-Hubert Longueuil Airport to San Francisco Intl. Airport (SFO) flight tickets cheaper when they're purchased at the last minute? > Booking your trip from YHU to San Francisco Airport last minute could be your ticket to a fantastic deal. However, you might miss out on a flight altogether! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time. ## Explore a world of travel with Expedia \*Available to Expedia members.