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Cheap flights from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport from C$ 337

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YUL
29 Aug — 5 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Montreal Pierre Elliott Trudeau Intl are usually found in April or October, booked 10 days in advance, depart on a Monday or Sunday and return on a Friday

Cheap flight deals from San Francisco to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from San Francisco to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2026.

Fri 2/101:20 p.m.
SFO
-
YUL
1 stop8h 17m
Multiple Airlines
Wed 7/107:15 a.m.
YUL
-
SFO
1 stop12h 25m
Multiple Airlines
Deal found 28/7C$ 594
Sun 27/96:00 a.m.
SFO
-
YUL
1 stop14h 45m
WestJet
Wed 7/106:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Deal found 28/7C$ 596
Wed 9/96:05 p.m.
SFO
-
YUL
1 stop10h 00m
Multiple Airlines
Fri 11/96:45 a.m.
YUL
-
SFO
1 stop8h 35m
Multiple Airlines
Deal found 28/7C$ 597
Fri 21/86:00 a.m.
SFO
-
YUL
2 stops15h 25m
WestJet
Sat 12/97:15 a.m.
YUL
-
SFO
1 stop17h 40m
WestJet
Deal found 26/7C$ 600
Sun 16/86:00 a.m.
SFO
-
YUL
2 stops15h 25m
WestJet
Wed 19/88:00 p.m.
YUL
-
SFO
1 stop23h 40m
WestJet
Deal found 26/7C$ 601
Fri 6/111:45 p.m.
SFO
-
YUL
1 stop7h 50m
Porter Airlines
Sun 8/116:45 a.m.
YUL
-
SFO
1 stop9h 00m
Porter Airlines
Deal found 26/7C$ 603
Wed 21/106:05 p.m.
SFO
-
YUL
1 stop10h 00m
Multiple Airlines
Tue 27/106:45 a.m.
YUL
-
SFO
1 stop9h 00m
Multiple Airlines
Deal found 26/7C$ 604
Fri 21/86:00 a.m.
SFO
-
YUL
2 stops15h 25m
WestJet
Mon 24/86:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Deal found 26/7C$ 606
Fri 25/96:00 a.m.
SFO
-
YUL
1 stop22h 05m
WestJet
Fri 2/105:45 p.m.
YUL
-
SFO
2 stops21h 15m
WestJet
Deal found 26/7C$ 607
Sun 16/86:00 a.m.
SFO
-
YUL
1 stop14h 45m
Multiple Airlines
Thu 3/96:45 a.m.
YUL
-
SFO
1 stop8h 35m
Multiple Airlines
Deal found 26/7C$ 608
Wed 12/86:00 a.m.
SFO
-
YUL
1 stop14h 45m
WestJet
Tue 18/88:00 p.m.
YUL
-
SFO
1 stop28h 55m
WestJet
Deal found 27/7C$ 610

Find flight deals from San Francisco to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Pierre Elliott Trudeau Intl (YUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 July 2026.

Round-trip from

C$ 594

One-way from

C$ 337

Popular in

June

Cheapest in

April

Average price

C$ 1,036

Good round-trip deal

C$ 1,254 or less

Good one-way deal

C$ 458 or less
WestJet
  • WestJet
  • 2/10-7/10
  • 2 total stops
  • 20h 42m total
  • San Francisco to Montreal
Search Deals
23/8
  • 23/8
  • 2 total stops
  • 16h 40m total
  • San Francisco to Montreal
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 222 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from San Francisco to Montreal Pierre Elliott Trudeau Intl.
Search Deals
Price to beat on a one-way flight from San Francisco to Montreal Pierre Elliott Trudeau Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Pierre Elliott Trudeau Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 July 2026.
Use the filters below to find and compare flights from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Mon 19/10

1:20 p.m.-12:37 a.m.

1 stop8h 17m

Montreal Pierre Elliott Trudeau Intl

Wed 28/10

6:45 a.m.-12:45 p.m.

1 stop9h 00m

C$ 708

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Fri 28/8

6:20 a.m.-11:40 p.m.

2 stops14h 20m

Montreal Pierre Elliott Trudeau Intl

Wed 2/9

6:00 a.m.-4:56 p.m.

2 stops13h 56m

C$ 998

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Fri 28/8

11:39 p.m.-8:16 a.m.

Nonstop5h 37m

Montreal Pierre Elliott Trudeau Intl

Wed 2/9

6:35 p.m.-9:48 p.m.

Nonstop6h 13m

C$ 1,011
Quickest round-trip

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Wed 14/10

11:39 p.m.-8:16 a.m.

Nonstop5h 37m

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

8:10 a.m.-11:17 a.m.

Nonstop6h 07m

C$ 1,011

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Fri 2/10

11:39 p.m.-8:16 a.m.

Nonstop5h 37m

Montreal Pierre Elliott Trudeau Intl

Tue 6/10

6:35 p.m.-9:48 p.m.

Nonstop6h 13m

C$ 1,011

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Fri 11/9

11:39 p.m.-8:16 a.m.

Nonstop5h 37m

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

6:35 p.m.-9:48 p.m.

Nonstop6h 13m

C$ 1,011

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Thu 10/9

11:39 p.m.-8:16 a.m.

Nonstop5h 37m

Montreal Pierre Elliott Trudeau Intl

Thu 17/9

6:35 p.m.-9:48 p.m.

Nonstop6h 13m

C$ 1,011

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Sat 5/9

11:39 p.m.-8:16 a.m.

Nonstop5h 37m

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

7:30 a.m.-3:21 p.m.

1 stop10h 51m

C$ 1,020

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Sat 3/10

11:39 p.m.-8:16 a.m.

Nonstop5h 37m

Montreal Pierre Elliott Trudeau Intl

Tue 6/10

7:30 a.m.-3:21 p.m.

1 stop10h 51m

C$ 1,020

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Mon 17/8

5:00 a.m.-5:30 p.m.

1 stop9h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

6:35 p.m.-9:48 p.m.

Nonstop6h 13m

C$ 1,025

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/7

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from San Francisco to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport?

The price you pay for your flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 9 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, April is the cheapest month in which you can book a flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 700). Flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport in June is currently the most expensive (average of C$ 1,207). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to YUL?

Find hourly flight availability from San Francisco to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport as you normally would.

How much does it cost to fly round-trip from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport?

Airfare is below average for this route at the moment.

San Francisco to Montreal Pierre Elliott Trudeau Intl Airport flights typically cost between C$ 675 and C$ 1,053 in October.
The cheapest round-trip price found within the last 5 days was C$ 594 on Multiple Airlines (2 Oct-7 Oct).

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pierre Elliott Trudeau Intl. Reviews last updated 30 July 2026.
See what other customers who have flown with Porter Airlines and Air Canada from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
449 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.5

Boarding

8.2

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Porter Airlines
8.0
Very good
449 reviews
Porter Airlines
8.0
Very good
449 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.5

Boarding

8.2

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Canada
7.1
Good
11,407 reviews
Porter Airlines
8.0
Very good
449 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.5

Boarding

8.2

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to Montreal Pierre Elliott Trudeau Intl?

    If you book a flight to Montreal Pierre Elliott Trudeau Intl from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 17.7 km from the centre of San Francisco. There are 7 flights from San Francisco to Montreal Pierre Elliott Trudeau Intl per day from 2 different airlines.

  • How long is the flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport?

    There are many flights that can get you from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport in 5h 37m. Fly via Porter Airlines, Delta, or United Airlines to get the fastest option. Airlines will cover a distance of 4073 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Our cheapest airline available from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport is Porter Airlines. Our recent data shows that you can find tickets from as low as C$ 471 on this airline. An additional option worth looking into is Air Canada, starting at C$ 660. Porter Airlines is 44% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at C$ 245. Porter Airlines flights start at C$ 261 while deals on Air Canada start at C$ 299 one-way.

  • What are the most reliable airlines from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport?

    Before booking your flight to Montreal Pierre Elliott Trudeau Intl Airport from San Francisco, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (87%), Air Canada (67%), United Airlines( 67%).

  • What are the cheapest flights from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport?

    On average you can expect to pay C$ 924 for a flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport. The cheapest flight overall is C$ 430 while the most popular route, (San Francisco - Montreal Pierre Elliott Trudeau Intl) is currently priced at C$ 538.

  • Can I find deals for flights from San Francisco to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on San Francisco to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from San Francisco to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from San Francisco to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 700). Flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport in June is currently the most expensive (average of C$ 1,207). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Dorval
Trois-Rivières
Laval
Brossard
Cornwall
Longueuil
Sherbrooke
Montebello
Boucherville
Magog
Bromont
Saint-Jean-sur-Richelieu
Drummondville
North Hatley
Saint-Sauveur
Louiseville

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from San Francisco to Pierre Elliott Trudeau Intl

Discover the top 2 airlines that operate flights from San Francisco to Pierre Elliott Trudeau Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 471AverageC$ 793FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 660AverageC$ 970FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to Pierre Elliott Trudeau Intl?

Cheapflights makes it easy to find San Francisco to Pierre Elliott Trudeau Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Pierre Elliott Trudeau Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco to Pierre Elliott Trudeau Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from San Francisco to Pierre Elliott Trudeau Intl with no change fees?

Yes! Cheapflights helps users easily find flights from San Francisco to Pierre Elliott Trudeau Intl with no change fees.

Can Cheapflights notify me if prices for flights from San Francisco to Pierre Elliott Trudeau Intl become cheaper?

Not ready to book yet? You can track prices for flights from San Francisco to Pierre Elliott Trudeau Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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