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Cheap flight deals from Montreal to San Francisco Starting at €109

For as little as €109, you can take your next adventure to San Francisco without breaking the bank. Choose between one-way and return tickets from Montreal below.

  • One way
  • Round-trip
      • Cheapest nonstop
        YUL18:20
        6h 25m
        Nonstop
        SFO21:45
        Mon, Apr 7|Montreal - San Francisco|Air Canada
        €160€188
        15% OFF
        15% OFF
        €188€160

        Choose Air Canada flights from Montreal to San Francisco. The one-way direct flight with Air Canada departs from Montreal-Trudeau International Airport on Mon, Apr 7, arriving at San Francisco International Airport. One-way Prices start from €160 including taxes and charges.

      • YUL18:20
        6h 31m
        Nonstop
        SFO21:51
        Wed, Feb 26|Montreal - San Francisco|Air Canada
        €171€188
        9% OFF
        9% OFF
        €188€171

        Choose Air Canada flights from Montreal to San Francisco. The one-way direct flight with Air Canada departs from Montreal-Trudeau International Airport on Wed, Feb 26, arriving at San Francisco International Airport. One-way Prices start from €171 including taxes and charges.

      • YUL06:50
        8h 49m
        1 stop
        SFO12:39
        Mon, Apr 7|Montreal - San Francisco|Porter Airlines
        €109€188
        42% OFF
        42% OFF
        €188€109

        Choose Porter Airlines flights from Montreal to San Francisco. The one-way connecting flight with Porter Airlines departs from Montreal-Trudeau International Airport on Mon, Apr 7, arriving at San Francisco International Airport. One-way Prices start from €109 including taxes and charges.

      • YUL06:45
        8h 54m
        1 stop
        SFO12:39
        Tue, Mar 4|Montreal - San Francisco|Porter Airlines
        €121
        €121

        Choose Porter Airlines flights from Montreal to San Francisco. The one-way connecting flight with Porter Airlines departs from Montreal-Trudeau International Airport on Tue, Mar 4, arriving at San Francisco International Airport. One-way Prices start from €121 including taxes and charges.

      • YUL06:45
        8h 54m
        1 stop
        SFO12:39
        Wed, Mar 5|Montreal - San Francisco|Porter Airlines
        €121
        €121

        Choose Porter Airlines flights from Montreal to San Francisco. The one-way connecting flight with Porter Airlines departs from Montreal-Trudeau International Airport on Wed, Mar 5, arriving at San Francisco International Airport. One-way Prices start from €121 including taxes and charges.

      • YUL06:45
        8h 54m
        1 stop
        SFO12:39
        Thu, Mar 6|Montreal - San Francisco|Porter Airlines
        €121
        €121

        Choose Porter Airlines flights from Montreal to San Francisco. The one-way connecting flight with Porter Airlines departs from Montreal-Trudeau International Airport on Thu, Mar 6, arriving at San Francisco International Airport. One-way Prices start from €121 including taxes and charges.

      • YUL06:45
        8h 54m
        1 stop
        SFO12:39
        Mon, Mar 31|Montreal - San Francisco|Porter Airlines
        €122
        €122

        Choose Porter Airlines flights from Montreal to San Francisco. The one-way connecting flight with Porter Airlines departs from Montreal-Trudeau International Airport on Mon, Mar 31, arriving at San Francisco International Airport. One-way Prices start from €122 including taxes and charges.

      • YUL06:50
        8h 49m
        1 stop
        SFO12:39
        Thu, Apr 3|Montreal - San Francisco|Porter Airlines
        €122
        €122

        Choose Porter Airlines flights from Montreal to San Francisco. The one-way connecting flight with Porter Airlines departs from Montreal-Trudeau International Airport on Thu, Apr 3, arriving at San Francisco International Airport. One-way Prices start from €122 including taxes and charges.

      • YUL06:45
        8h 54m
        1 stop
        SFO12:39
        Wed, Mar 19|Montreal - San Francisco|Porter Airlines
        €122
        €122

        Choose Porter Airlines flights from Montreal to San Francisco. The one-way connecting flight with Porter Airlines departs from Montreal-Trudeau International Airport on Wed, Mar 19, arriving at San Francisco International Airport. One-way Prices start from €122 including taxes and charges.

      • YUL06:50
        8h 49m
        1 stop
        SFO12:39
        Wed, Apr 2|Montreal - San Francisco|Porter Airlines
        €122
        €122

        Choose Porter Airlines flights from Montreal to San Francisco. The one-way connecting flight with Porter Airlines departs from Montreal-Trudeau International Airport on Wed, Apr 2, arriving at San Francisco International Airport. One-way Prices start from €122 including taxes and charges.

      • YMQ01:00 pm
        3h 5m
        Nonstop
        SFO02:00 pm
        Thu, Feb 27|Montreal - San Francisco|Air Canada
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Montreal to San Francisco flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. PD102

    Porter Airlines

    06:45

    YUL

    1.5h

    08:13

    YYZ

    SMTWTFS
    Search

  2. PD669

    Porter Airlines

    09:45

    YYZ

    5.6h

    12:23

    SFO

    SMTWTFS

  3. AA5679

    American Airlines

    07:29

    YUL

    2.5h

    09:59

    CLT

    SMTWTFS
    Search

  4. AA1501

    American Airlines

    16:59

    CLT

    6.0h

    20:00

    SFO

    SMTWTFS

  5. UA3575

    United Airlines

    11:04

    YUL

    1.6h

    12:43

    EWR

    SMTWTFS
    Search

  6. UA746

    United Airlines

    16:25

    EWR

    5.8h

    19:13

    LAS

    SMTWTFS

  7. F94157

    Frontier Airlines

    15:30

    LAS

    1.8h

    17:17

    SFO

    SM-WTFS

  8. PD124

    Porter Airlines

    14:35

    YUL

    1.5h

    16:06

    YYZ

    SMTWTFS
    Search

  9. PD655

    Porter Airlines

    20:40

    YYZ

    4.9h

    22:32

    LAS

    SMTWTFS

  10. F94157

    Frontier Airlines

    15:30

    LAS

    1.8h

    17:17

    SFO

    SM-WTFS

  11. AA5350

    American Airlines

    14:35

    YUL

    2.5h

    17:05

    CLT

    SMTWTFS
    Search

  12. AA2410

    American Airlines

    18:20

    CLT

    5.6h

    20:55

    SFO

    SMTWTFS

  13. WS327

    WestJet

    15:15

    YUL

    3.1h

    17:23

    YWG

    SMTWT--
    Search

  14. WS1352

    WestJet

    17:15

    YWG

    3.5h

    18:42

    LAS

    S--W---

  15. F93019

    Frontier Airlines

    10:49

    LAS

    1.8h

    12:39

    SFO

    SMTWTFS

  16. WS327

    WestJet

    15:15

    YUL

    3.1h

    17:23

    YWG

    SMTWT--
    Search

  17. WS1352

    WestJet

    17:15

    YWG

    3.5h

    18:42

    LAS

    S--W---

  18. F93801

    Frontier Airlines

    06:00

    LAS

    1.7h

    07:44

    SFO

    ------S

  19. WS327

    WestJet

    15:15

    YUL

    3.1h

    17:23

    YWG

    SMTWT--
    Search

  20. WS1352

    WestJet

    17:15

    YWG

    3.5h

    18:42

    LAS

    S--W---

  21. F94157

    Frontier Airlines

    15:30

    LAS

    1.8h

    17:17

    SFO

    SM-WTFS

  22. WS213

    WestJet

    17:30

    YUL

    4.7h

    20:14

    YYC

    SMTWT-S
    Search

  23. WS1508

    WestJet

    10:05

    YYC

    3.0h

    12:05

    SFO

    -M-WT-S

  24. PD657

    Porter Airlines

    17:35

    YUL

    5.8h

    20:25

    LAS

    -M-W-F-
    Search

  25. F93019

    Frontier Airlines

    10:49

    LAS

    1.8h

    12:39

    SFO

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Montreal to San Francisco?

Explore the best time to buy affordable tickets to San Francisco with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Montreal (YMQ) to San Francisco (SFO) the cheapest?

    Airlines adjust prices for flights from Montreal to San Francisco based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Montreal (YMQ) to San Francisco (SFO) cost?

    According to Trip.com's data, the lowest price is around €396.

  • How long does it take to fly from Montreal (YMQ) to San Francisco (SFO)?

    It takes about 6 hours 25 minutes to fly from Montreal (YMQ) to San Francisco (SFO).

  • What is the transportation method from the main airport to downtown in San Francisco?

    • The distance from San Francisco International Airport to downtown is about 17 km, by taxi about 30 minutes.

  • What are the most popular airlines that fly from Montreal (YMQ) to San Francisco (SFO)?

    Airlines with flights from Montreal (YMQ) to San Francisco (SFO): Brussels Airlines, Air Canada, United Airlines and Air New Zealand.

  • What's the most popular airline for non-stop flights from Montreal (YMQ) to San Francisco (SFO)?

    United Airlines operates 2 non-stop flights from Montreal (YMQ) to San Francisco (SFO).

  • How many airports are there in San Francisco (SFO)?

    There are 1 airport(s) near San Francisco (SFO): San Francisco International Airport.

How to find a cheap flight from Montreal to San Francisco

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Being flexible with your dates to get the cheapest Montreal to San Francisco ticket.
Tap "Date" on flight search bar to scan through the calender for Montreal to San Francisco airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Mon, Apr 7 at €160 for one-way flights.
2
Compare cheap Montreal to San Francisco flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Montreal to San Francisco. The cheapest airline operating is Air Canada.
3
Set up a Price Alert
By setting up a Price Alert for your Montreal to San Francisco route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap Montreal to San Francisco flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Montreal to San Francisco to get exclusive deals for you.

Flight Info | Montreal to San Francisco

Cheapest direct flight price€109
Cheapest return ticket price€266
Off-season for travelApril
Peak season for travelNovember
Flight distance4,090.19 km
Average flight time6 hours 25 minutes
Popular airlineAmerican Airlines

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