Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Montreal to San Francisco from $146

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to San Francisco departing on 6/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Montreal to San Francisco

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Montreal to San Francisco.
WestJet Logo
6:45 am - 5:14 pmYUL-SFO
13h 29m2 stops
WestJet Logo
12:50 pm - 12:41 amSFO-YUL
8h 51m1 stop
$243WestJet
Find Deal
Fri, Sep 19 - Tue, Sep 23
Porter Airlines Logo
6:45 am - 12:23 pmYUL-SFO
8h 38m1 stop
Porter Airlines Logo
1:25 pm - 12:37 amSFO-YUL
8h 12m1 stop
$244Porter Airlines
Find Deal
Fri, Sep 19 - Tue, Sep 23
United Airlines Logo
4:45 pm - 8:10 pmYUL-SFO
6h 25mnonstop
United Airlines Logo
11:25 am - 8:05 pmSFO-YUL
5h 40mnonstop
$255United Airlines
Find Deal
Tue, May 20 - Tue, Jun 3
Air Canada Logo
6:20 pm - 9:45 pmYUL-SFO
6h 25mnonstop
Air Canada Logo
11:25 am - 8:05 pmSFO-YUL
5h 40mnonstop
$256Air Canada
Find Deal
Tue, Apr 29 - Tue, May 6
 Logo
8:10 am - 11:35 amYUL-SFO
6h 25mnonstop
 Logo
12:35 pm - 12:44 amSFO-YUL
9h 09m1 stop
Tue, May 20 - Tue, Jun 3
Air Canada Logo
6:20 pm - 9:45 pmYUL-SFO
6h 25mnonstop
Air Canada Logo
8:29 am - 8:24 pmSFO-YUL
8h 55m1 stop
$261Air Canada
Find Deal
Tue, Apr 29 - Tue, May 6
 Logo
6:45 am - 12:30 pmYUL-SFO
8h 45m1 stop
 Logo
12:50 pm - 12:43 amSFO-YUL
8h 53m1 stop
Sun, May 25 - Sat, Aug 23
United Airlines Logo
6:20 pm - 9:45 pmYUL-SFO
6h 25mnonstop
United Airlines Logo
12:43 am - 2:24 pmSFO-YUL
10h 41m1 stop
$280United Airlines
Find Deal
Tue, Apr 22 - Mon, Apr 28
American Airlines Logo
2:35 pm - 8:55 pmYUL-SFO
9h 20m1 stop
American Airlines Logo
12:21 am - 1:44 pmSFO-YUL
10h 23m1 stop
$289American Airlines
Find Deal
Sat, May 10 - Sat, May 10
American Airlines Logo
12:30 pm - 10:36 pmYUL-SFO
13h 06m2 stops
American Airlines Logo
11:49 pm - 1:44 pmSFO-YUL
10h 55m2 stops
$295American Airlines
Find Deal
Tue, Apr 29 - Tue, May 6

WestJet flights from Montreal to San Francisco

Our best WestJet deals on Montreal to San Francisco flight tickets
WestJet
Sep 19
YUL6:45 amMontreal Pierre Elliott Trudeau Intl
13h 29m
2 stops
SFO5:14 pmSan Francisco
Sep 23
SFO12:50 pmSan Francisco
8h 51m
1 stop
YUL12:41 amMontreal Pierre Elliott Trudeau Intl
WestJet
May 22
YUL6:45 amMontreal Pierre Elliott Trudeau Intl
13h 30m
2 stops
SFO5:15 pmSan Francisco
May 29
SFO12:50 pmSan Francisco
8h 53m
1 stop
YUL12:43 amMontreal Pierre Elliott Trudeau Intl
WestJet
Aug 12
YUL6:45 amMontreal Pierre Elliott Trudeau Intl
13h 30m
2 stops
SFO5:15 pmSan Francisco
Aug 18
SFO12:50 pmSan Francisco
8h 53m
1 stop
YUL12:43 amMontreal Pierre Elliott Trudeau Intl

Porter Airlines flights from Montreal to San Francisco

Our best Porter Airlines deals on Montreal to San Francisco flight tickets
Porter Airlines
Sep 19
YUL6:45 amMontreal Pierre Elliott Trudeau Intl
8h 38m
1 stop
SFO12:23 pmSan Francisco
Sep 23
SFO1:25 pmSan Francisco
8h 12m
1 stop
YUL12:37 amMontreal Pierre Elliott Trudeau Intl
Porter Airlines
Apr 22
YUL6:45 amMontreal Pierre Elliott Trudeau Intl
8h 54m
1 stop
SFO12:39 pmSan Francisco
Apr 29
SFO1:40 pmSan Francisco
7h 55m
1 stop
YUL12:35 amMontreal Pierre Elliott Trudeau Intl
Porter Airlines
Apr 24
YUL6:45 amMontreal Pierre Elliott Trudeau Intl
8h 54m
1 stop
SFO12:39 pmSan Francisco
Apr 30
SFO1:40 pmSan Francisco
7h 55m
1 stop
YUL12:35 amMontreal Pierre Elliott Trudeau Intl

See travel insights to San Francisco from

How to get the cheapest flight ticket from Montreal to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Montreal and San Francisco?

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $397.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Montreal to San Francisco is on a Friday when prices can be found for as low as $426. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $611.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Montreal to San Francisco flights are usually those with departure times in the evening. Our users have found flights to San Francisco in the evening for as low as $363. Flights in the morning are often more expensive with an average ticket price of $535.

What is the cheapest Montreal to San Francisco flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to San Francisco for the best Montreal - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Montreal when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $447 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Montreal for as low as $391 on momondo.

What cabin class options are available on Montreal to San Francisco flights?

There are 4 cabin classes available to choose from on Montreal to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Montreal to San Francisco flight prices changed over time?

As of April 2025, prices for Montreal to San Francisco flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Montreal to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to San Francisco (YMQ to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to San Francisco

Best Price Found

$146

Fastest flight time

6h 06m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Montreal in the past 72 hours is $146. The best round-trip flight deal from Montreal to San Francisco found on momondo in the last 72 hours is $243.
The fastest flight from Montreal to San Francisco takes 6h 06m
Direct flights go from Montreal to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)

  • How far is Montreal to San Francisco by plane?

    The distance between Montreal and San Francisco is about 2535.4 mi. By plane, this route typically takes 6h 06m.

  • When did momondo last update prices for flights from Montreal to San Francisco Airport?

    Prices for flights from Montreal to San Francisco Airport are updated daily.

  • How many operators does momondo search for flights from Montreal to San Francisco Airport?

  • How old do you have to be to fly from Montreal to San Francisco Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Montreal to San Francisco?

  • What is the most popular airline from Montreal to San Francisco?


Best airlines flying from Montreal to San Francisco

Compare and see reviews for airlines that fly from Montreal to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $233Free CancellationRating
7.9
279 reviews
Search Porter Airlines flights
Air TransatPriceFrom $266Free CancellationRating
7.8
382 reviews
Search Air Transat flights
Air CanadaPriceFrom $321Free CancellationRating
7.0
9,035 reviews
Search Air Canada flights
United AirlinesPriceFrom $341Free CancellationRating
7.4
8,619 reviews
Search United Airlines flights
American AirlinesPriceFrom $395Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • United Airlines Flights From Montreal to San Francisco

    The lowest priced United Airlines flight from Montreal to San Francisco from the last 72 hours was $341. Generally, United Airlines has 6 flights on this route every week with an average price of $603. United Airlines is rated 7.4/10 by our users.

  • Air Canada Flights From Montreal to San Francisco

    Air Canada is also a popular choice for this route. Air Canada flight deals for Montreal to San Francisco start from as low as $321 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $523. Air Canada operates 6 flights to San Francisco from Montreal in an average week. Users have rated it 7.0/10 across 9,035 reviews.


Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Hayward
Modesto
Calistoga
Roseville
Santa Clara
Sonoma
Daly City
Fremont
Bodega Bay
South San Francisco
Sunnyvale
Redwood City
Big Sur
Berkeley
Vallejo
Walnut Creek
Palo Alto
Half Moon Bay

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to San Francisco?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montreal to San Francisco. momondo saves you time and could save you money on your trip.

Can I find flights from Montreal to San Francisco with flexible booking policies on momondo?

All flight searches from Montreal to San Francisco on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Montreal to San Francisco?

momondo provides multiple filters to help you find the best flight to San Francisco from Montreal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Montreal to San Francisco right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from Montreal and alert you when they change.


An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Wed 4/9
Wed 4/16

Find better results for your trip to the United States