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Pierre Elliott Trudeau Intl

$123+ Cheap flights from San Francisco (SFO) to Pierre Elliott Trudeau Intl (YUL)

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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YUL
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Find cheap flights from San Francisco to Pierre Elliott Trudeau Intl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from San Francisco to Montreal Pierre Elliott Trudeau Intl are usually found in April or August, booked 66 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from San Francisco to Pierre Elliott Trudeau Intl

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 February 11, 2026.

This Mytrip deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:05 pm
SFO
-
YUL
1 stop9h 55m
Multiple Airlines
Sun 5/316:45 am
YUL
-
SFO
1 stop8h 35m
Multiple Airlines
Deal found 2/8$310
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/261:45 pm
SFO
-
YUL
1 stop7h 47m
Porter Airlines
Fri 3/276:45 am
YUL
-
SFO
1 stop8h 57m
Porter Airlines
Deal found 2/10$314
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/271:45 pm
SFO
-
YUL
1 stop7h 47m
Porter Airlines
Mon 3/306:45 am
YUL
-
SFO
1 stop8h 57m
Porter Airlines
Deal found 2/10$315
This FlightHub deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/131:20 pm
SFO
-
YUL
1 stop8h 17m
Porter Airlines
Sun 5/176:45 am
YUL
-
SFO
1 stop8h 35m
Porter Airlines
Deal found 2/10$316
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/261:45 pm
SFO
-
YUL
1 stop7h 47m
Porter Airlines
Sat 3/286:45 am
YUL
-
SFO
1 stop8h 57m
Porter Airlines
Deal found 2/10$317
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/21:45 pm
SFO
-
YUL
1 stop7h 50m
Porter Airlines
Tue 4/146:45 am
YUL
-
SFO
1 stop9h 00m
Porter Airlines
Deal found 2/10$319
This FlightHub deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:20 pm
SFO
-
YUL
1 stop8h 17m
Multiple Airlines
Tue 6/26:45 am
YUL
-
SFO
2 stops12h 55m
Multiple Airlines
Deal found 2/9$320
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/281:45 pm
SFO
-
YUL
1 stop7h 47m
Porter Airlines
Mon 3/306:45 am
YUL
-
SFO
1 stop8h 57m
Porter Airlines
Deal found 2/10$321
This Booking.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/261:45 pm
SFO
-
YUL
1 stop7h 47m
Multiple Airlines
Thu 4/26:00 pm
YUL
-
SFO
Nonstop6h 21m
Multiple Airlines
Deal found 2/9$322
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/11:45 pm
SFO
-
YUL
1 stop7h 50m
Porter Airlines
Tue 4/146:45 am
YUL
-
SFO
1 stop9h 00m
Porter Airlines
Deal found 2/10$323
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/126:05 pm
SFO
-
YUL
1 stop10h 00m
WestJet
Thu 7/236:45 am
YUL
-
SFO
2 stops12h 55m
WestJet
Deal found 2/11$324
This Trip.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:05 pm
SFO
-
YUL
1 stop10h 00m
WestJet
Sat 7/186:45 am
YUL
-
SFO
2 stops12h 55m
WestJet
Deal found 2/8$325

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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$310
(Mytrip)

One-way from

$123
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$638

Good round-trip deal

$554 or less

Good one-way deal

$335 or less
Provider with most accurate pricing for San Francisco-Montreal Pierre Elliott Trudeau Intl flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Montreal Pierre Elliott Trudeau Intl flights.
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From San Francisco to Montreal Pierre Elliott Trudeau Intl
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One-way flight from San Francisco to Montreal Pierre Elliott Trudeau Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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.
Search Deals

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 2,558,603 searches. Data last updated February 11, 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

San Francisco

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Sun 3/29

8:10 am-4:50 pm

Nonstop5h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 4/5

6:00 pm-9:21 pm

Nonstop6h 21m

$327

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Tue 4/14

1:45 pm-12:35 am

1 stop7h 50m

Montreal Pierre Elliott Trudeau Intl

Fri 4/17

6:45 am-12:45 pm

1 stop9h 00m

$350

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Sat 5/9

1:00 pm-7:05 am

1 stop15h 05m

Montreal Pierre Elliott Trudeau Intl

Wed 5/13

8:00 pm-9:55 pm

1 stop28h 55m

$372

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Mon 3/2

7:30 am-9:00 pm

1 stop10h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 3/4

5:50 pm-9:22 pm

Nonstop6h 32m

$372

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Wed 5/6

1:00 pm-7:05 am

1 stop15h 05m

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

7:20 pm-12:00 pm

2 stops19h 40m

$375

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Fri 5/1

1:00 pm-12:25 am

2 stops32h 25m

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

7:20 pm-9:55 pm

2 stops29h 35m

$377

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Wed 3/18

1:43 pm-7:05 am

2 stops14h 22m

Montreal Pierre Elliott Trudeau Intl

Mon 4/6

6:45 am-12:45 pm

1 stop9h 00m

$384

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Mon 3/2

10:50 pm-2:00 pm

1 stop12h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 3/4

2:13 pm-1:28 am

1 stop14h 15m

$392

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Thu 3/12

10:40 pm-11:59 am

1 stop10h 19m

Montreal Pierre Elliott Trudeau Intl

Mon 3/16

4:45 pm-10:36 pm

1 stop8h 51m

$392

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Fri 3/6

4:20 pm-9:46 am

1 stop14h 26m

Montreal Pierre Elliott Trudeau Intl

Tue 3/10

5:50 pm-9:22 pm

Nonstop6h 32m

$396

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 20 results
1
2

Compare providers for flights from San Francisco to Pierre Elliott Trudeau Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Pierre Elliott Trudeau Intl in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Montreal Pierre Elliott Trudeau Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Montreal Pierre Elliott Trudeau Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Montreal Pierre Elliott Trudeau Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Montreal Pierre Elliott Trudeau Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Pierre Elliott Trudeau Intl. Price data was last updated on February 6, 2026.

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 66 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 $156). Flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport in November is currently the most expensive (average of $327). 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 February 11, 2026.

When flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

The best insider tips for San Francisco to Montreal Pierre Elliott Trudeau Intl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Francisco to Montreal Pierre Elliott Trudeau Intl Airport trip
Our travel experts
John Walton

John Walton

Expert on YUL

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

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 February 11, 2026.
Get a feel of what it's like to fly with Porter Airlines, United Airlines, and Air Canada from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
415 reviews

Entertainment

6.9

Food

7.5

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
Porter Airlines
7.9
Good
415 reviews
Porter Airlines
7.9
Good
415 reviews

Entertainment

6.9

Food

7.5

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
United Airlines
7.4
Good
9,279 reviews
Porter Airlines
7.9
Good
415 reviews

Entertainment

6.9

Food

7.5

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
Air Canada
7.1
Good
10,709 reviews
Porter Airlines
7.9
Good
415 reviews

Entertainment

6.9

Food

7.5

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.

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?

    For a flight from San Francisco to Montreal Pierre Elliott Trudeau Intl, you will be flying from San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 3 outbound flights to Montreal Pierre Elliott Trudeau Intl per day. 3 airlines have flights to Montreal Pierre Elliott Trudeau Intl from San Francisco on a regular basis.

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

    A quick flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport can take about 5h 40m. Air Canada provides one of the quickest options available for as low as $327. Airlines will cover a distance of 2531 mi. This flight may include one or multiple stops.

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

    Currently priced at $139, Porter Airlines will fly you from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport and back. In addition to Porter Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and United Airlines - these airlines can fly you to your destination from $193 and $253, respectively. These flights start at 74% lower than the current average price 3 months from now.

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

    $126 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Porter Airlines and United Airlines, with prices starting from $133 and $165, respectively.

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

    Consider Air Canada (87%), United Airlines (87%) or Air New Zealand (87%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport.

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

    The cheapest flight price from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport is $255. On average you can expect to pay $1,253. The most popular route, (San Francisco - Montreal Pierre Elliott Trudeau Intl), can usually be booked for $300.

  • 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 $156). Flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport in November is currently the most expensive (average of $327). 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

Traveling 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
Laval
Longueuil
Brossard
Dorval

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Top 3 airlines flying from San Francisco to Pierre Elliott Trudeau Intl

Discover the top 3 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 2,558,603 searches. Data last updated February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$139Average$353FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$193Average$508FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$253Average$566FlexibilityNo cancel feeOn-time69%

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