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Cheap flights from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport from C$ 174

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YUL
9 Jan — 16 Jan1
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 February or March, booked 66 days in advance, depart on a Friday or Monday 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 10 December 2025.

Mon 29/128:25 a.m.SFO - YUL
Nonstop5h 24mAir Canada
Sat 10/15:50 p.m.YUL - SFO
Nonstop6h 32mAir Canada
Deal found 8/12C$ 712
Tue 16/126:30 a.m.SFO - YUL
2 stops39h 00mMultiple Airlines
Thu 8/16:45 a.m.YUL - SFO
1 stop8h 53mMultiple Airlines
Deal found 8/12C$ 727
Mon 29/128:30 a.m.SFO - YUL
1 stop7h 52mAir Canada
Thu 8/17:00 a.m.YUL - SFO
1 stop9h 30mAir Canada
Deal found 8/12C$ 745
Mon 29/126:45 a.m.SFO - YUL
1 stop10h 03mUnited Airlines
Wed 7/19:15 a.m.YUL - SFO
1 stop16h 42mUnited Airlines
Deal found 8/12C$ 746
Sun 28/1211:20 p.m.SFO - YUL
2 stops22h 10mMultiple Airlines
Mon 12/17:30 p.m.YUL - SFO
1 stop19h 42mMultiple Airlines
Deal found 9/12C$ 757
Wed 31/126:30 a.m.SFO - YUL
2 stops12h 12mUnited Airlines
Wed 7/19:15 a.m.YUL - SFO
1 stop16h 42mUnited Airlines
Deal found 8/12C$ 760
Tue 30/128:25 a.m.SFO - YUL
Nonstop5h 24mAir Canada
Tue 6/110:30 p.m.YUL - SFO
1 stop15h 24mAir Canada
Deal found 9/12C$ 762
Wed 31/126:30 a.m.SFO - YUL
2 stops12h 12mUnited Airlines
Sat 10/17:00 a.m.YUL - SFO
2 stops13h 50mUnited Airlines
Deal found 8/12C$ 767
Tue 16/126:30 a.m.SFO - YUL
2 stops39h 00mMultiple Airlines
Wed 7/15:55 p.m.YUL - SFO
1 stop18h 35mMultiple Airlines
Deal found 8/12C$ 771

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 10 December 2025.

Round-trip from

C$ 431

One-way from

C$ 174

Popular in

December

Cheapest in

February

Average price

C$ 1,022

Good round-trip deal

C$ 196 or less

Good one-way deal

C$ 246 or less
25/1-30/1
  • 25/1-30/1
  • 3 total stops
  • 57h 35m total
  • San Francisco to Montreal
Search Deals
7/2
  • 7/2
  • 1 total stop
  • 27h 12m total
  • San Francisco to Montreal
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 10 December 2025.
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 26/4

12:50 p.m.-12:42 a.m.

1 stop8h 52m

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

6:45 a.m.-12:23 p.m.

1 stop8h 38m

C$ 595

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Sun 26/4

9:10 a.m.-12:42 a.m.

2 stops12h 32m

Montreal Pierre Elliott Trudeau Intl

Sat 2/5

6:45 a.m.-12:23 p.m.

1 stop8h 38m

C$ 605

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Mon 2/2

1:40 p.m.-12:35 a.m.

1 stop7h 55m

Montreal Pierre Elliott Trudeau Intl

Thu 5/2

7:30 p.m.-12:10 p.m.

1 stop19h 40m

C$ 633

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Tue 17/3

1:40 p.m.-12:35 a.m.

1 stop7h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 20/3

6:45 a.m.-12:40 p.m.

1 stop8h 55m

C$ 670

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Mon 8/6

12:50 p.m.-12:42 a.m.

1 stop8h 52m

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

5:30 p.m.-1:57 p.m.

2 stops23h 27m

C$ 678

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Wed 7/1

12:40 a.m.-1:42 p.m.

1 stop10h 02m

Montreal Pierre Elliott Trudeau Intl

Wed 14/1

9:34 a.m.-11:25 p.m.

2 stops16h 51m

C$ 696

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Sat 24/1

6:30 p.m.-12:04 p.m.

2 stops14h 34m

Montreal Pierre Elliott Trudeau Intl

Tue 27/1

2:40 p.m.-11:30 p.m.

2 stops11h 50m

C$ 708

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Sat 24/1

1:40 p.m.-12:35 a.m.

1 stop7h 55m

Montreal Pierre Elliott Trudeau Intl

Sat 31/1

6:45 a.m.-12:38 p.m.

1 stop8h 53m

C$ 716

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Fri 16/1

7:30 a.m.-8:55 p.m.

1 stop10h 25m

Montreal Pierre Elliott Trudeau Intl

Sat 31/1

5:50 p.m.-9:22 p.m.

Nonstop6h 32m

C$ 719

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Sun 8/3

11:55 p.m.-1:28 p.m.

1 stop10h 33m

Montreal Pierre Elliott Trudeau Intl

Sat 14/3

2:13 p.m.-1:28 a.m.

1 stop14h 15m

C$ 746

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 24 results
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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 5 December 2025.

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 C$ 217). Flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport in September is currently the most expensive (average of C$ 486). 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 10 December 2025.

When flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 63% versus a flight in the morning.

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 10 December 2025.
See what other customers who have flown with Porter Airlines,United Airlines, andAir 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
397 reviews
Check prices

Overall

8.0

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
397 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Overall

8.0

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,092 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Overall

8.0

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,513 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Overall

8.0

Entertainment

7.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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 19.0 km from the centre of San Francisco. There are 4 flights from San Francisco to Montreal Pierre Elliott Trudeau Intl per day from 3 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 7h 55m. Fly via Porter Airlines or WestJet 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 Air Canada. Our recent data shows that you can find tickets from as low as C$ 276 on this airline. Additional options worth looking into are United Airlines and Porter Airlines, starting at C$ 283 and C$ 402 round-trip. Air Canada is 60% 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 Porter Airlines, which is currently one of the cheapest options available, starting at C$ 179. Air Canada flights start at C$ 239 while deals on United Airlines start at C$ 240 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 (95%), Air Canada (91%), United Airlines( 91%).

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

    On average you can expect to pay C$ 713 for a flight from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport. The cheapest flight overall is C$ 196 while the most popular route, (San Francisco - Montreal Pierre Elliott Trudeau Intl) is currently priced at C$ 465.

  • 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$ 217). Flying from San Francisco to Montreal Pierre Elliott Trudeau Intl Airport in September is currently the most expensive (average of C$ 486). 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
Laval
Dorval
Cornwall
Sherbrooke
Trois-Rivières
Brossard
Montebello
Boucherville
Longueuil
Drummondville
Magog
Saint-Jean-sur-Richelieu
Bromont
North Hatley
Louiseville

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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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 629,999 searches. Data last updated 10 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 321AverageC$ 736FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 402AverageC$ 482FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 605AverageC$ 1,225FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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