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Cheap flights from Quebec to San Francisco from C$ 243

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 31/5. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SFO
6 Apr — 13 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Quebec to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Quebec to San Francisco
Explore the most affordable flight options available from Quebec to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 March 2026.

Sun 26/412:25 p.m.
YOW
-
SFO
2 stops12h 30m
WestJet
Tue 5/56:00 a.m.
SFO
-
YOW
1 stop8h 15m
WestJet
Deal found 2/3C$ 391
Thu 30/412:25 p.m.
YOW
-
SFO
2 stops12h 30m
WestJet
Tue 5/56:00 a.m.
SFO
-
YOW
1 stop8h 15m
WestJet
Deal found 3/3C$ 404
Mon 30/36:45 a.m.
YUL
-
SFO
1 stop8h 57m
Multiple Airlines
Mon 6/410:50 p.m.
SFO
-
YUL
2 stops29h 15m
Multiple Airlines
Deal found 2/3C$ 416
Tue 2/66:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Thu 11/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 5/3C$ 421
Sun 19/46:45 a.m.
YUL
-
SFO
1 stop9h 00m
Porter Airlines
Sun 26/41:45 p.m.
SFO
-
YUL
1 stop7h 50m
Porter Airlines
Deal found 5/3C$ 423
Wed 15/46:45 a.m.
YUL
-
SFO
1 stop9h 00m
Multiple Airlines
Mon 20/41:12 p.m.
SFO
-
YUL
2 stops17h 08m
Multiple Airlines
Deal found 3/3C$ 424
Fri 29/56:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Mon 1/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 3/3C$ 425
Tue 1/912:25 p.m.
YOW
-
SFO
2 stops12h 30m
WestJet
Tue 15/96:00 a.m.
SFO
-
YOW
1 stop8h 15m
WestJet
Deal found 2/3C$ 425
Fri 17/46:45 a.m.
YUL
-
SFO
1 stop9h 00m
Multiple Airlines
Sun 19/49:20 p.m.
SFO
-
YUL
2 stops33h 00m
Multiple Airlines
Deal found 3/3C$ 427
Fri 22/56:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Mon 25/56:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 6/3C$ 428
Tue 1/96:00 a.m.
YOW
-
SFO
1 stop9h 00m
WestJet
Sat 12/96:00 a.m.
SFO
-
YOW
1 stop8h 15m
WestJet
Deal found 2/3C$ 428
Tue 7/46:45 a.m.
YUL
-
SFO
1 stop9h 00m
Porter Airlines
Tue 21/41:45 p.m.
SFO
-
YUL
1 stop7h 50m
Porter Airlines
Deal found 3/3C$ 429

Find flight deals from Quebec to San Francisco

Keep the following information in mind while searching for Quebec to San Francisco flight deals. Data was last updated 7 March 2026.

Round-trip from

C$ 391

One-way from

C$ 243

Popular in

December

Cheapest in

May

Average price

C$ 522

Good round-trip deal

C$ 679 or less

Good one-way deal

C$ 412 or less
WestJet
  • WestJet
  • 26/4-5/5
  • 3 total stops
  • 20h 45m total
  • Quebec to San Francisco
Search Deals
WestJet
  • WestJet
  • 31/5
  • 2 total stops
  • 12h 30m total
  • Quebec to San Francisco
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Quebec to San Francisco.
Search Deals
Price to beat on a one-way flight from Quebec to San Francisco.
Search Deals

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 7 March 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

Cheapest round-trip

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Wed 27/5

6:15 p.m.-9:55 p.m.

2 stops30h 40m

San Francisco

Sat 6/6

6:05 p.m.-5:35 a.m.

1 stop8h 30m

C$ 447

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

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

1 stop9h 00m

San Francisco

Tue 21/4

1:45 p.m.-12:35 a.m.

1 stop7h 50m

C$ 450

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sat 21/3

6:00 a.m.-2:42 p.m.

1 stop11h 42m

San Francisco

Wed 27/5

8:30 a.m.-11:57 p.m.

1 stop12h 27m

C$ 457

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 19/3

6:45 a.m.-12:42 p.m.

1 stop8h 57m

San Francisco

Sat 30/5

1:20 p.m.-12:37 a.m.

1 stop8h 17m

C$ 468

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

9:45 a.m.-6:38 p.m.

1 stop11h 53m

San Francisco

Sat 2/5

10:35 p.m.-2:40 p.m.

1 stop13h 05m

C$ 477

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Tue 17/3

12:42 p.m.-8:33 p.m.

1 stop10h 51m

San Francisco

Tue 31/3

8:00 a.m.-11:45 p.m.

1 stop12h 45m

C$ 477

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

5:00 p.m.-10:45 p.m.

1 stop8h 45m

San Francisco

Sun 3/5

11:05 p.m.-2:40 p.m.

1 stop12h 35m

C$ 477

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Mon 27/4

12:25 p.m.-9:55 p.m.

2 stops12h 30m

San Francisco

Thu 30/4

1:00 p.m.-11:35 a.m.

2 stops19h 35m

C$ 477

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 1/4

6:10 a.m.-10:30 p.m.

2 stops19h 20m

San Francisco

Wed 8/4

10:38 p.m.-2:40 p.m.

1 stop13h 02m

C$ 477

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Thu 30/4

12:25 p.m.-9:55 p.m.

2 stops12h 30m

San Francisco

Wed 6/5

1:00 p.m.-11:35 a.m.

2 stops19h 35m

C$ 500

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Showing 1-10 of 56 resultsSorted by cheapest first
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Best time to book a flight from Quebec to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Quebec 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 Quebec to San Francisco

What is the cheapest month to book a flight from Quebec to San Francisco?

Currently, June is the cheapest month in which you can book a flight from Quebec to San Francisco (average of C$ 249). Flying from Quebec to San Francisco in January is currently the most expensive (average of C$ 436). 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 QC to SFO?

Find hourly flight availability from Quebec to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 March 2026.

When flying from Quebec to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Quebec to San Francisco. 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 into for flights to San Francisco from Quebec?

    San Francisco (SFO) is the airport you will fly into if you book a flight from Quebec to San Francisco. It is only a 19.0 km journey from San Francisco (SFO) to San Francisco’s city centre.

  • How long is the flight from Quebec to San Francisco?

    Airlines like WestJet, Porter Airlines, and Delta fly from Quebec to San Francisco in about 9h. The time it takes to get you to your destination can typically vary by up to 21h 40m. Quebec and San Francisco are separated by a distance of 4073 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Quebec to San Francisco one-way?

    C$ 233 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 250 and C$ 269, respectively.

  • What are the most popular routes from Quebec to San Francisco?

    Most travellers choose Montreal Pierre Elliott Trudeau Intl - San Francisco, Ottawa - San Francisco or Québec City - San Francisco when deciding on the best route from Quebec to San Francisco.

  • What are the most reliable airlines from Quebec to San Francisco?

    Before booking your flight to San Francisco from Quebec, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (61%), Air Canada (60%), United Airlines( 60%).

  • What are the cheapest flights from Quebec to San Francisco?

    Looking for the cheapest flight from Quebec to San Francisco? While on average our users pay C$ 1,246, our data indicates the cheapest price to be C$ 261. The most popular route (Montreal Pierre Elliott Trudeau Intl - San Francisco), is priced around C$ 393.

  • Can I find deals for flights from Quebec to San Francisco that include hotel bookings?

    Yes. In addition to deals on Quebec to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Quebec to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Quebec to San Francisco.

  • Can I find deals for business class flights from Quebec to San Francisco?

    Yes. Cheapflights offers flight deals from Quebec to San Francisco 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 Quebec to San Francisco?

    Currently, June is the cheapest month in which you can book a flight from Quebec to San Francisco (average of C$ 249). Flying from Quebec to San Francisco in January is currently the most expensive (average of C$ 436). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Richmond
Burlingame
South San Francisco
Scotts Valley
Novato
Santa Clara
Vallejo

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Alternative routes for Quebec to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Quebec to San Francisco

Discover the top 6 airlines that operate flights from Quebec to San Francisco. 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 7 March 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 165AverageC$ 471FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapestC$ 253AverageC$ 668FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 269AverageC$ 566FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 281AverageC$ 385FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 321AverageC$ 442FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 365AverageC$ 689FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Quebec to San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Quebec to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Quebec to San Francisco?

Cheapflights helps you find that perfect flight to San Francisco from Quebec by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Quebec to San Francisco with no change fees?

Certainly. Search results for flights to San Francisco from Quebec shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Quebec to San Francisco become cheaper?

Not ready to book yet? You can track prices for flights from Quebec to San Francisco on Cheapflights with our Price Alert feature and get notified when better prices are available.

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