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Cheap flights from Quebec to San Francisco from C$ 244

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 14/4. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SFO
16 Apr — 23 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 17 March 2026.

Fri 29/512:25 p.m.
YOW
-
SFO
2 stops12h 30m
WestJet
Mon 1/66:05 p.m.
SFO
-
YOW
1 stop8h 30m
WestJet
Deal found 12/3C$ 404
Thu 9/46:00 a.m.
YOW
-
SFO
1 stop9h 10m
WestJet
Wed 15/41:00 p.m.
SFO
-
YOW
1 stop8h 40m
WestJet
Deal found 12/3C$ 411
Fri 1/56:45 a.m.
YUL
-
SFO
1 stop8h 35m
Porter Airlines
Mon 4/51:20 p.m.
SFO
-
YUL
1 stop8h 17m
Porter Airlines
Deal found 16/3C$ 415
Sat 2/56:45 a.m.
YUL
-
SFO
1 stop8h 35m
Porter Airlines
Mon 11/51:20 p.m.
SFO
-
YUL
1 stop8h 17m
Porter Airlines
Deal found 12/3C$ 416
Fri 1/56:45 a.m.
YUL
-
SFO
1 stop8h 35m
Porter Airlines
Tue 5/51:20 p.m.
SFO
-
YUL
1 stop8h 17m
Porter Airlines
Deal found 16/3C$ 418
Thu 16/43:45 p.m.
YUL
-
SFO
1 stop10h 24m
American Airlines
Tue 21/49:08 a.m.
SFO
-
YUL
1 stop10h 50m
American Airlines
Deal found 12/3C$ 420
Wed 1/43:45 p.m.
YUL
-
SFO
1 stop10h 59m
American Airlines
Tue 7/412:30 a.m.
SFO
-
YUL
1 stop19h 28m
American Airlines
Deal found 12/3C$ 426
Mon 27/47:45 a.m.
YUL
-
SFO
1 stop18h 07m
American Airlines
Mon 4/510:28 p.m.
SFO
-
YUL
1 stop12h 24m
American Airlines
Deal found 13/3C$ 429
Wed 10/68:00 p.m.
YUL
-
SFO
1 stop19h 00m
WestJet
Sun 14/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 16/3C$ 430
Tue 12/56:45 a.m.
YUL
-
SFO
1 stop8h 35m
Porter Airlines
Wed 27/51:20 p.m.
SFO
-
YUL
1 stop8h 17m
Porter Airlines
Deal found 15/3C$ 431
Thu 7/56:45 a.m.
YUL
-
SFO
1 stop8h 35m
Porter Airlines
Wed 13/51:20 p.m.
SFO
-
YUL
1 stop8h 17m
Porter Airlines
Deal found 13/3C$ 437
Fri 10/46:45 a.m.
YUL
-
SFO
1 stop9h 00m
Porter Airlines
Thu 16/41:45 p.m.
SFO
-
YUL
1 stop7h 50m
Porter Airlines
Deal found 13/3C$ 440

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 17 March 2026.

Round-trip from

C$ 377

One-way from

C$ 244

Popular in

December

Cheapest in

May

Average price

C$ 641

Good round-trip deal

C$ 795 or less

Good one-way deal

C$ 424 or less
WestJet
  • WestJet
  • 8/6-22/6
  • 3 total stops
  • 21h 00m total
  • Quebec to San Francisco
Search Deals
WestJet
  • WestJet
  • 14/4
  • 1 total stop
  • 9h 10m total
  • Quebec to San Francisco
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 17 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 17 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

Mon 8/6

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

2 stops12h 30m

San Francisco

Mon 22/6

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

1 stop8h 30m

C$ 377

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$ 440

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Wed 3/6

6:55 a.m.-4:40 p.m.

2 stops12h 45m

San Francisco

Sat 6/6

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

1 stop8h 30m

C$ 449

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Thu 9/4

6:00 a.m.-12:10 p.m.

1 stop9h 10m

San Francisco

Wed 15/4

1:00 p.m.-12:39 a.m.

2 stops32h 39m

C$ 472

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Tue 19/5

6:55 a.m.-12:00 p.m.

2 stops32h 05m

San Francisco

Mon 25/5

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

1 stop8h 30m

C$ 479

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

6:45 a.m.-12:20 p.m.

1 stop8h 35m

San Francisco

Wed 6/5

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

1 stop8h 17m

C$ 487

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Wed 29/4

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

2 stops30h 40m

San Francisco

Sat 2/5

1:00 p.m.-5:35 p.m.

2 stops25h 35m

C$ 489

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sat 2/5

6:35 p.m.-1:16 a.m.

1 stop9h 41m

San Francisco

Mon 11/5

11:56 p.m.-10:40 a.m.

1 stop7h 44m

C$ 533

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 1/4

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

1 stop9h 00m

San Francisco

Wed 8/4

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

1 stop7h 50m

C$ 537

Québec CitySan Francisco

YQB - SFO

YQBSFO

Québec City

Sat 4/4

10:40 a.m.-9:30 p.m.

1 stop13h 50m

San Francisco

Fri 10/4

4:15 p.m.-9:45 a.m.

1 stop14h 30m

C$ 546

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/3

Showing 1-10 of 60 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$ 251). Flying from Quebec to San Francisco in January is currently the most expensive (average of C$ 438). 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 17 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.

Weekly flight availability from Quebec to San Francisco

Explore weekly flight availability from Quebec to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 March 2026.

The most flights from CAQC to SFO are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

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 United Airlines fly from Quebec to San Francisco in about 8h 35m. The time it takes to get you to your destination can typically vary by up to 3h 55m. 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$ 234 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$ 251 and C$ 272, 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 (62%), Air Canada (62%), United Airlines( 62%).

  • 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$ 1,312, our data indicates the cheapest price to be C$ 273. The most popular route (Montreal Pierre Elliott Trudeau Intl - San Francisco), is priced around C$ 403.

  • 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$ 251). Flying from Quebec to San Francisco in January is currently the most expensive (average of C$ 438). 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
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 17 March 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 254AverageC$ 671FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 282AverageC$ 387FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 334AverageC$ 484FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 379AverageC$ 712FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 380AverageC$ 568FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 413AverageC$ 498FlexibilityNo cancel feeOn-time71%
Search American Airlines 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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