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Cheap flights from Quebec to San Francisco from $174

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Quebec to San Francisco departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Quebec to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:30 pm - 12:00 pm
YQB
-
SFO
19h 30m
1 stop
WestJet Logo
6:00 am - 6:40 pm
SFO
-
YQB
9h 40m
1 stop
$306WestJet
Sat, May 30 - Sat, Jun 6
Porter Airlines Logo
6:45 am - 12:20 pm
YUL
-
SFO
8h 35m
1 stop
Porter Airlines Logo
1:20 pm - 12:37 am
SFO
-
YUL
8h 17m
1 stop
$317Porter Airlines
Sun, May 31 - Thu, Jun 4
Porter Airlines Logo
6:45 am - 12:42 pm
YUL
-
SFO
8h 57m
1 stop
Porter Airlines Logo
1:45 pm - 12:35 am
SFO
-
YUL
7h 50m
1 stop
$321Porter Airlines
Wed, Mar 18 - Wed, Apr 1
Porter Airlines Logo
6:45 am - 12:42 pm
YUL
-
SFO
8h 57m
1 stop
Porter Airlines Logo
1:45 pm - 12:35 am
SFO
-
YUL
7h 50m
1 stop
$322Porter Airlines
Wed, Mar 18 - Wed, Apr 1
Porter Airlines Logo
6:45 am - 12:42 pm
YUL
-
SFO
8h 57m
1 stop
Porter Airlines Logo
1:45 pm - 12:35 am
SFO
-
YUL
7h 50m
1 stop
$323Porter Airlines
Tue, Mar 24 - Fri, Apr 3
Air Canada Logo
5:40 pm - 9:02 pm
YUL
-
SFO
6h 22mnonstop
Air Canada Logo
11:10 am - 8:00 pm
SFO
-
YUL
5h 50mnonstop
$325Air Canada
Thu, May 7 - Sun, May 10
Porter Airlines Logo
6:45 am - 12:42 pm
YUL
-
SFO
8h 57m
1 stop
Porter Airlines Logo
1:45 pm - 12:32 am
SFO
-
YUL
7h 47m
1 stop
$327Porter Airlines
Mon, Mar 23 - Mon, Mar 30
Air Canada Logo
5:50 pm - 9:22 pm
YUL
-
SFO
6h 32mnonstop
Air Canada Logo
8:10 am - 4:47 pm
SFO
-
YUL
5h 37mnonstop
$328Air Canada
Fri, Mar 27 - Sun, Apr 5
Multiple Airlines Logo
6:45 am - 12:42 pm
YOW
-
SFO
8h 57m
1 stop
Multiple Airlines Logo
1:00 pm - 12:40 am
SFO
-
YOW
8h 40m
1 stop
$385Multiple Airlines
Fri, Mar 6 - Fri, Mar 13
Multiple Airlines Logo
6:45 am - 12:42 pm
YOW
-
SFO
8h 57m
1 stop
Multiple Airlines Logo
1:00 pm - 12:40 am
SFO
-
YOW
8h 40m
1 stop
$386Multiple Airlines
Fri, Mar 6 - Fri, Mar 13

WestJet flights from Quebec to San Francisco

Our best WestJet deals on Quebec to San Francisco flight tickets
WestJet
May 30
YQB7:30 pmQuébec City
19h 30m
1 stop
SFO12:00 pmSan Francisco
Jun 6
SFO6:00 amSan Francisco
9h 40m
1 stop
YQB6:40 pmQuébec City
$306
WestJet
Jun 7
YOW12:25 pmOttawa
12h 30m
2 stops
SFO9:55 pmSan Francisco
Jun 8
SFO6:05 pmSan Francisco
8h 35m
1 stop
YOW5:40 amOttawa
$319
WestJet
May 15
YOW12:25 pmOttawa
12h 30m
2 stops
SFO9:55 pmSan Francisco
May 29
SFO6:05 pmSan Francisco
8h 35m
1 stop
YOW5:40 amOttawa
$321

American Airlines flights from Quebec to San Francisco

Our best American Airlines deals on Quebec to San Francisco flight tickets
American Airlines
Apr 5
YUL3:57 pmMontreal Pierre Elliott Trudeau Intl
9h 52m
1 stop
SFO10:49 pmSan Francisco
Apr 11
SFO12:30 amSan Francisco
10h 22m
1 stop
YUL1:52 pmMontreal Pierre Elliott Trudeau Intl
$359
American Airlines
Apr 2
YUL2:25 pmMontreal Pierre Elliott Trudeau Intl
11h 45m
1 stop
SFO11:10 pmSan Francisco
Apr 6
SFO11:29 pmSan Francisco
9h 15m
1 stop
YUL11:44 amMontreal Pierre Elliott Trudeau Intl
$378
American Airlines
Feb 21
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
12h 44m
2 stops
SFO5:14 pmSan Francisco
Feb 23
SFO6:20 amSan Francisco
27h 04m
2 stops
YUL12:24 pmMontreal Pierre Elliott Trudeau Intl
$442

momondo Fare Finder

 
Customize your flight search to find flights from Quebec to San Francisco 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, momondo users made 832,500 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Quebec to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Québec CitySan Francisco

YQB - SFO

YQBSFO

Québec City

Sat 5/30

7:30 pm-12:00 pm

1 stop19h 30m

San Francisco

Sat 6/6

6:00 am-6:40 pm

1 stop9h 40m

$306

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sun 5/31

6:45 am-12:20 pm

1 stop8h 35m

San Francisco

Thu 6/4

1:20 pm-12:37 am

1 stop8h 17m

$317

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 3/18

6:45 am-12:42 pm

1 stop8h 57m

San Francisco

Wed 4/1

1:45 pm-12:35 am

1 stop7h 50m

$321

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 3/18

6:45 am-12:42 pm

1 stop8h 57m

San Francisco

Wed 4/1

1:45 pm-12:35 am

1 stop7h 50m

$322

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Tue 3/24

6:45 am-12:42 pm

1 stop8h 57m

San Francisco

Fri 4/3

1:45 pm-12:35 am

1 stop7h 50m

$323

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 5/7

5:40 pm-9:02 pm

Nonstop6h 22m

San Francisco

Sun 5/10

11:10 am-8:00 pm

Nonstop5h 50m

$325

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Mon 3/23

6:45 am-12:42 pm

1 stop8h 57m

San Francisco

Mon 3/30

1:45 pm-12:32 am

1 stop7h 47m

$327

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Fri 3/27

5:50 pm-9:22 pm

Nonstop6h 32m

San Francisco

Sun 4/5

8:10 am-4:47 pm

Nonstop5h 37m

$328

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Fri 3/6

6:45 am-12:42 pm

1 stop8h 57m

San Francisco

Fri 3/13

1:00 pm-12:40 am

1 stop8h 40m

$385

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Fri 3/6

6:45 am-12:42 pm

1 stop8h 57m

San Francisco

Fri 3/13

1:00 pm-12:40 am

1 stop8h 40m

$386

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Quebec 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 cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of May, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $373.

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

The cheapest day to depart from Quebec to San Francisco is on a Friday when prices can be found for as low as $428. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $867.

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

Our data shows that the cheapest Quebec to San Francisco flights are usually those with departure times in the morning. Our users have found flights to San Francisco in the morning for as low as $445. Flights in the afternoon are often more expensive with an average ticket price of $689.

What is the cheapest Quebec to San Francisco flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to San Francisco for the best Quebec - 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 Quebec when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $427 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Quebec for as low as $356 on momondo.

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

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

Can stopping save me money on Quebec to San Francisco flights?

You could potentially save up to 10% on your flight if you consider stops on a Quebec to San Francisco flight.

Cheap Quebec to San Francisco flight deals and tips

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

Best Price Found

$352

Fastest flight time

6h 11m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Quebec in the past 72 hours is $352. The best round-trip flight deal from Quebec to San Francisco found on momondo in the last 72 hours is $357.
The fastest flight from Quebec to San Francisco takes 6h 11m
Direct flights go from Quebec to San Francisco every day.
There is 1 airport in San Francisco. From Quebec there are direct flights to San Francisco (SFO).
Search flight deals

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

    Prices for flights from Quebec to San Francisco Airport refresh daily.

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

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

Best airlines flying from Quebec to San Francisco

Compare and see reviews for airlines that fly from Quebec to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $188Free CancellationRating
7.9
414 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $256Free CancellationRating
7.1
10,698 reviews
Search Air Canada flights
United AirlinesPriceFrom $351Free CancellationRating
7.4
9,259 reviews
Search United Airlines flights

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
Modesto
Sonoma
Bodega Bay
Roseville
Hayward
Calistoga
Santa Clara
Walnut Creek
Berkeley
Big Sur
Fremont
Half Moon Bay
Daly City
Salinas
Vallejo
Sunnyvale
Livermore
Turlock

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Quebec to San Francisco. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Quebec to San Francisco flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Quebec to San Francisco.

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

Price alerts on flights to San Francisco from Quebec are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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.
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