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£136 Cheap Flights from San Francisco (SFO) to Montreal (YUL)

View £136 flight on Wed, 21 Oct 2026Opens in a new window

Popular airlines from San Francisco International Airport (SFO) to Trudeau International Airport (YUL)

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Cheap Flights from San Francisco (SFO) to Montreal (YUL)

Prices were available within the past 7 days and start at £136 for one-way flights and £305 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
Tue, 27 Oct - Wed, 28 Oct
SFO
San Francisco
YUL
Montreal
£305 Return, found 2 hours ago
£305
Return
found 2 hours ago
Select Porter Airlines flight, departing Tue, 27 Oct from San Francisco to Montreal, returning Wed, 28 Oct, priced at £305 found 2 hours ago
Porter Airlines
Thu, 29 Apr - Mon, 3 May
SFO
San Francisco
YUL
Montreal
£319 Return, found 2 days ago
£319
Return
found 2 days ago
Select Porter Airlines flight, departing Thu, 29 Apr from San Francisco to Montreal, returning Mon, 3 May, priced at £319 found 2 days ago
Air Transat
Tue, 27 Oct - Wed, 28 Oct
SFO
San Francisco
YUL
Montreal
£320 Return, found 2 hours ago
£320
Return
found 2 hours ago
Select Air Transat flight, departing Tue, 27 Oct from San Francisco to Montreal, returning Wed, 28 Oct, priced at £320 found 2 hours ago
Air Transat
Thu, 29 Apr - Mon, 3 May
SFO
San Francisco
YUL
Montreal
£327 Return, found 2 days ago
£327
Return
found 2 days ago
Select Air Transat flight, departing Thu, 29 Apr from San Francisco to Montreal, returning Mon, 3 May, priced at £327 found 2 days ago
Porter Airlines
Thu, 29 Apr - Mon, 3 May
SFO
San Francisco
YUL
Montreal
£333 Return, found 2 days ago
£333
Return
found 2 days ago
Select Porter Airlines flight, departing Thu, 29 Apr from San Francisco to Montreal, returning Mon, 3 May, priced at £333 found 2 days ago
Porter Airlines
Thu, 29 Apr - Mon, 3 May
SFO
San Francisco
YUL
Montreal
£337 Return, found 2 days ago
£337
Return
found 2 days ago
Select Porter Airlines flight, departing Thu, 29 Apr from San Francisco to Montreal, returning Mon, 3 May, priced at £337 found 2 days ago
Air Transat
Thu, 29 Apr - Mon, 3 May
SFO
San Francisco
YUL
Montreal
£340 Return, found 2 days ago
£340
Return
found 2 days ago
Select Air Transat flight, departing Thu, 29 Apr from San Francisco to Montreal, returning Mon, 3 May, priced at £340 found 2 days ago
WestJet
Wed, 14 Oct - Sun, 18 Oct
SFO
San Francisco
YUL
Montreal
£343 Return, found 5 days ago
£343
Return
found 5 days ago
Select WestJet flight, departing Wed, 14 Oct from San Francisco to Montreal, returning Sun, 18 Oct, priced at £343 found 5 days ago
American Airlines
Tue, 27 Oct - Wed, 28 Oct
SFO
San Francisco
YUL
Montreal
£468 Return, found 2 hours ago
£468
Return
found 2 hours ago
Select American Airlines flight, departing Tue, 27 Oct from San Francisco to Montreal, returning Wed, 28 Oct, priced at £468 found 2 hours ago
United
Tue, 27 Oct - Wed, 28 Oct
SFO
San Francisco
YUL
Montreal
£468 Return, found 2 hours ago
£468
Return
found 2 hours ago
Select United flight, departing Tue, 27 Oct from San Francisco to Montreal, returning Wed, 28 Oct, priced at £468 found 2 hours ago

Find the cheapest month to fly from San Francisco (SFO) to Montreal (YUL)

December is typically the cheapest month to fly

From £270 - £587 per traveller.

Frequently asked questions

How much does a flight from San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) cost?
You can find one-way and return flights from SFO to YUL with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SFO to YUL ticket fares go up or down.
What is the cheapest month to fly from San Francisco, CA (SFO) to Montreal, QC (YUL)?
The cheapest months to fly from San Francisco, CA (SFO) to Montreal, QC (YUL) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
There are 2 airlines offering direct flights from San Francisco Intl. (SFO) to Pierre Elliott Trudeau Intl. (YUL). Here are the carriers:
  • Air Canada operates 14 direct flights from San Francisco Intl. (SFO) to Pierre Elliott Trudeau Intl. (YUL) every week.
  • United operates 8 direct flights from San Francisco Intl. (SFO) to Pierre Elliott Trudeau Intl. (YUL) every week.
How do I find cheap flights from San Francisco, CA (SFO) to Montreal, QC (YUL)?
To find a cheap flight from San Francisco, CA (SFO) to Montreal, QC (YUL), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from San Francisco, CA (SFO) to Montreal, QC (YUL)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
The earliest flight from San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) typically departs around 12:10 AM local time, operated by Delta. This is a seasonal service active in January and December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.)?
A non-stop flight from San Francisco International Airport (SFO) to Pierre Elliott Trudeau International (YUL) typically takes around 5 hours 30 minutes, covering a distance of approximately 4076 kilometres. If you opt for a one-stop flight, your journey will usually take longer, around 9 hours. Flights with two or more stops generally take about 14 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from San Francisco, CA (SFO) to Montreal, QC (YUL)?
Select the "Business class" and "First class" filters when looking for San Francisco, CA (SFO) to Montreal, QC (YUL) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) flight with Expedia?
It's easy to earn miles on a San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Montreal, QC (YUL) from San Francisco, CA (SFO)?
If you're planning to travel to Montreal from San Francisco Intl. (SFO), you can fly directly into Pierre Elliott Trudeau Intl. (YUL). Some flights may connect through major hubs like Los Angeles Intl. (LAX), O'Hare Intl. (ORD), or Denver Intl. (DEN) before reaching Montreal. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) at the last minute?
Typically, booking a last minute flight from San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) flight and hotel package?
Securing a San Francisco, CA (SFO-San Francisco Intl.) to Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Francisco, CA (SFO) to Montreal, QC (YUL)?
If you booked your San Francisco, CA (SFO) to Montreal, QC (YUL) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Pierre Elliott Trudeau Intl.
Airlines serving
Air Canada, Air Transat, Porter Airlines, WestJet
Return price
£305
Distance
4052 km
Average flight time
8 hours 35 mins

Book with confidence

Compare flights from San Francisco to Montreal easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from San Francisco to Montreal. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Pierre Elliott Trudeau Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from San Francisco Intl. to Pierre Elliott Trudeau Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from San Francisco Intl. (SFO) to Pierre Elliott Trudeau Intl. (YUL)

The easiest way to view the best deals on flights from San Francisco to Montreal today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from San Francisco Intl. to Pierre Elliott Trudeau Intl. start at just £305 and range up to £468.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near San Francisco and Montreal
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your San Francisco to Montreal flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from San Francisco Intl. to Pierre Elliott Trudeau Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from San Francisco to Montreal easily and book with confidence

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*Available to Expedia members.