Trip.com
>
Flights
>
Flights to United States
>
Flights to California
>
Cheap Flights to San Francisco
>
Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport flight

Explore the cheapest one-way and round-trip flights from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport over the next 90 days, with one-way fares from MXN$3,505 and round-trip from MXN$5,293. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        YUL 18:00
        6h 33m
        Direct
        SFO 21:33
        Montreal - San Francisco | Wed, Nov 25 | Air Canada
        SFO 08:25
        5h 21m
        Direct
        YUL 16:46
        San Francisco - Montreal | Wed, Dec 2 | Air Canada
        MXN$8,816 MXN$10,716
        18% off
        18% off
        MXN$10,716 MXN$8,816
      • YUL 18:00
        6h 33m
        Direct
        SFO 21:33
        Montreal - San Francisco | Wed, Nov 18 | Air Canada
        SFO 08:25
        5h 21m
        Direct
        YUL 16:46
        San Francisco - Montreal | Tue, Nov 24 | Air Canada
        MXN$9,108 MXN$10,716
        15% off
        15% off
        MXN$10,716 MXN$9,108
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Sat, Nov 7 | Porter Airlines
        SFO 13:45
        7h 50m
        1 stop
        YUL 00:35
        San Francisco - Montreal | Tue, Nov 10 | Porter Airlines
        MXN$5,293 MXN$10,716
        51% off
        51% off
        MXN$10,716 MXN$5,293
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Tue, Nov 3 | Porter Airlines
        SFO 13:45
        7h 50m
        1 stop
        YUL 00:35
        San Francisco - Montreal | Fri, Nov 6 | Porter Airlines
        MXN$5,293
        51% off
        MXN$10,716 MXN$5,293
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Thu, Nov 19 | Porter Airlines
        SFO 13:45
        7h 50m
        1 stop
        YUL 00:35
        San Francisco - Montreal | Wed, Nov 25 | Porter Airlines
        MXN$5,293
        51% off
        MXN$10,716 MXN$5,293
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Wed, Nov 18 | Porter Airlines
        SFO 13:45
        7h 50m
        1 stop
        YUL 00:35
        San Francisco - Montreal | Wed, Nov 25 | Porter Airlines
        MXN$5,293
        51% off
        MXN$10,716 MXN$5,293
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Tue, Nov 17 | Porter Airlines
        SFO 13:45
        7h 50m
        1 stop
        YUL 00:35
        San Francisco - Montreal | Tue, Nov 24 | Porter Airlines
        MXN$5,293
        51% off
        MXN$10,716 MXN$5,293
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Tue, Nov 10 | Porter Airlines
        SFO 13:45
        7h 50m
        1 stop
        YUL 00:35
        San Francisco - Montreal | Tue, Nov 17 | Porter Airlines
        MXN$5,293
        51% off
        MXN$10,716 MXN$5,293
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Fri, Nov 6 | Porter Airlines
        SFO 13:45
        7h 50m
        1 stop
        YUL 00:35
        San Francisco - Montreal | Tue, Nov 10 | Porter Airlines
        MXN$5,331
        50% off
        MXN$10,716 MXN$5,331
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Wed, Nov 4 | Porter Airlines
        SFO 13:45
        7h 50m
        1 stop
        YUL 00:35
        San Francisco - Montreal | Sat, Nov 7 | Porter Airlines
        MXN$5,417
        49% off
        MXN$10,716 MXN$5,417
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Mon, Nov 2 | Porter Airlines
        SFO 13:45
        7h 50m
        1 stop
        YUL 00:35
        San Francisco - Montreal | Thu, Nov 5 | Porter Airlines
        MXN$5,769
        46% off
        MXN$10,716 MXN$5,769
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Wed, Dec 9 | Apg Airlines
        SFO 13:45
        8h
        1 stop
        YHU 00:45
        San Francisco - Montreal | Sun, Dec 13 | Porter Airlines
        MXN$5,986
        44% off
        MXN$10,716 MXN$5,986
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Wed, Nov 18 | Apg Airlines
        SFO 13:45
        8h
        1 stop
        YHU 00:45
        San Francisco - Montreal | Wed, Nov 25 | Porter Airlines
        MXN$5,986
        44% off
        MXN$10,716 MXN$5,986
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Thu, Nov 19 | Apg Airlines
        SFO 13:45
        8h
        1 stop
        YHU 00:45
        San Francisco - Montreal | Wed, Nov 25 | Porter Airlines
        MXN$5,986
        44% off
        MXN$10,716 MXN$5,986
      • YMQ 13:00
        17h 25m
        1 stop
        SFO 14:00
        Montreal - San Francisco | Mon, Oct 12 | Normal Airline
        SFO 15:00
        6h
        Direct
        YMQ 16:00
        San Francisco - Montreal | Wed, Oct 14 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        YUL 17:40
        6h 7m
        Direct
        SFO 20:47
        Montreal - San Francisco | Mon, Oct 12 | Air Canada
        MXN$4,663 MXN$5,583
        16% off
        16% off
        MXN$5,583 MXN$4,663
      • YUL 17:40
        6h 7m
        Direct
        SFO 20:47
        Montreal - San Francisco | Fri, Oct 23 | Air Canada
        MXN$4,745 MXN$5,583
        15% off
        15% off
        MXN$5,583 MXN$4,745
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Tue, Nov 17 | Porter Airlines
        MXN$3,505 MXN$5,583
        37% off
        37% off
        MXN$5,583 MXN$3,505
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Tue, Dec 1 | Apg Airlines
        MXN$3,571
        36% off
        MXN$5,583 MXN$3,571
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Tue, Nov 24 | Porter Airlines
        MXN$3,629
        35% off
        MXN$5,583 MXN$3,629
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Sun, Nov 15 | Porter Airlines
        MXN$3,725
        33% off
        MXN$5,583 MXN$3,725
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Fri, Nov 20 | Porter Airlines
        MXN$3,728
        33% off
        MXN$5,583 MXN$3,728
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Sat, Nov 14 | Porter Airlines
        MXN$3,728
        33% off
        MXN$5,583 MXN$3,728
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Tue, Nov 10 | Porter Airlines
        MXN$3,772
        32% off
        MXN$5,583 MXN$3,772
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Wed, Nov 25 | Porter Airlines
        MXN$3,791
        32% off
        MXN$5,583 MXN$3,791
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Wed, Nov 11 | Porter Airlines
        MXN$3,791
        32% off
        MXN$5,583 MXN$3,791
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Wed, Dec 9 | Apg Airlines
        MXN$3,794
        32% off
        MXN$5,583 MXN$3,794
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Fri, Nov 6 | Porter Airlines
        MXN$3,794
        32% off
        MXN$5,583 MXN$3,794
      • YUL 06:45
        9h
        1 stop
        SFO 12:45
        Montreal - San Francisco | Thu, Nov 5 | Porter Airlines
        MXN$3,794
        32% off
        MXN$5,583 MXN$3,794
      • YMQ 13:00
        17h 25m
        1 stop
        SFO 14:00
        Montreal - San Francisco | Mon, Oct 12 | Normal Airline
        Find more flights
        Find more flights

Flight fares from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

Trip.com Price Insights: Flights from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport

What is the cheapest month to fly from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport for each month in the Trip.com database.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport, the best time to buy is in November, with an average price of MXN$4,182. You’ll want to avoid December, when the average price can reach as high as MXN$8,745.

MXN$8,745
MXN$6,464
MXN$4,182
MXN$1,901
    Cheapest
  • MXN$5,576
    Oct
  • MXN$4,182
    Nov
  • MXN$8,745
    Dec
  • MXN$5,619
    Jan
  • MXN$6,716
    Feb
  • MXN$5,456
    Mar
  • MXN$6,664
    Apr
  • MXN$7,447
    May
  • MXN$7,629
    Jun
  • MXN$6,399
    Jul
  • MXN$8,256
    Aug
  • MXN$6,868
    Sep

What’s the cheapest month to fly round-trip from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, January is typically the cheapest month to find flights from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport, with an average price of MXN$6,767. In contrast, May is usually the most expensive month, with average fares reaching MXN$13,453.

MXN$13,453
MXN$10,110
MXN$6,767
MXN$3,424
    Cheapest
  • MXN$10,563
    Oct
  • MXN$9,395
    Nov
  • MXN$11,340
    Dec
  • MXN$6,767
    Jan
  • MXN$9,707
    Feb
  • MXN$9,933
    Mar
  • MXN$7,859
    Apr
  • MXN$13,453
    May
  • MXN$10,256
    Jun
  • MXN$10,595
    Jul
  • MXN$11,346
    Aug
  • MXN$11,074
    Sep

What is the cheapest day of the week to fly from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport?

The data is based on the past 12 months and shows the average ticket prices from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport is Thursday, with average fares typically lower than other days. You’ll want to avoid flying on Sunday, as ticket prices are usually the highest that day.

MXN$8,728
MXN$7,147
MXN$5,565
MXN$3,984
    Cheapest
  • MXN$7,868
    Mon
  • MXN$5,879
    Tue
  • MXN$6,763
    Wed
  • MXN$5,565
    Thu
  • MXN$6,783
    Fri
  • MXN$5,951
    Sat
  • MXN$8,728
    Sun

Which airline offers the cheapest flights from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport?

The cheapest airline flying from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport is Porter Airlines (from MXN$3,505) among 9 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Porter Airlines
From MXN$3,505
WestJet
From MXN$3,505
Apg Airlines
From MXN$3,571
Air Canada
From MXN$4,402
Flair Airlines
From MXN$4,627
Air Transat
From MXN$4,718
Delta Air Lines
From MXN$4,756
United Airlines
From MXN$4,875
American Airlines
From MXN$5,122

Find more flights and airlines

What is the flight schedule from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport?

Check the schedule for flights from Montreal to San Francisco and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. WS859

    Montréal-Pierre Elliott Trudeau International Airport

    06:45

    YUL

    1h 40m

    Direct

    08:25

    YYZ

    S M T W T F S
    Search

  2. WS655

    Toronto Pearson International Airport

    20:00

    YYZ

    4h 20m

    Direct

    22:20

    YYC

    S M T W T F S

  3. WS1500

    Calgary International Airport

    10:00

    YYC

    3h

    Direct

    12:00

    SFO

    S M T W T F S

  4. WS569

    Montréal-Pierre Elliott Trudeau International Airport

    20:00

    YUL

    4h 45m

    Direct

    22:45

    YYC

    S M T W T F S
    Search

  5. WS1500

    Calgary International Airport

    10:00

    YYC

    3h

    Direct

    12:00

    SFO

    S M T W T F S
Find more flights and airlines

About Montréal-Pierre Elliott Trudeau International Airport and San Francisco International Airport

Learn about Montréal-Pierre Elliott Trudeau International Airport (YUL) and San Francisco International Airport (SFO) — including location, terminals, transportation, and travel tips.

Flight distance 4,081.2km
Cheapest one-way ticket price MXN$3,505
Cheapest return ticket price MXN$5,293

FAQs for Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport Flights

  • How long is the flight from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport?

    Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport takes about 5 hours 43 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 1 daily flights from Montréal-Pierre Elliott Trudeau International Airport (YUL) to San Francisco International Airport (SFO).
  • The earliest flight from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport departs at 08:10, and the last departs at 19:05, with about 3 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Montréal-Pierre Elliott Trudeau International Airport (YUL) to San Francisco International Airport (SFO) is quite popular. Without considering departure times or holidays, tickets cost around MXN$10,467 in October, the most expensive month to book this route.
  • The earliest flight departs from Montréal-Pierre Elliott Trudeau International Airport (YUL) at 08:05 and arrives in San Francisco International Airport (SFO) at 11:11.
  • The latest flight departs from Montréal-Pierre Elliott Trudeau International Airport (YUL) at 17:50 and arrives in San Francisco International Airport (SFO) at 21:22.
    • The distance from San Francisco International Airport to downtown is about 17km, by taxi about 30 minutes.
  • The closest airport to San Francisco International Airport (SFO) is Oakland San Francisco Bay Airport. The distance is around 17km.
  • Air Canada is a very popular airline operating an average of 194 flights per month.
  • One-way flights from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport currently start from MXN$3,505, and round-trip fares start from MXN$5,293. The current lowest fare is a Porter Airlines flight departing on Tue, Nov 17; prices may vary depending on availability.
  • Yes. Air Canada and United Airlines operate direct flights from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport, with an average flight time of 5 hours 39 minutes, and around 21 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport is MXN$6,993. Prices may vary depending on the departure date, airline, and availability.
  • Montréal-Pierre Elliott Trudeau International Airport to San Francisco International Airport operates around 21 weekly flights, mainly by Air Canada and United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Montréal-Pierre Elliott Trudeau International Airport and San Francisco International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Most popular destination

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.