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Cheap flights from Quebec to San Francisco from C$ 219

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 13/6. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SFO
30 May — 6 Jun1
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 30 April 2026.

Thu 21/512:25 p.m.
YOW
-
SFO
2 stops12h 30m
WestJet
Mon 1/66:05 p.m.
SFO
-
YOW
1 stop8h 30m
WestJet
Deal found 29/4C$ 398
Wed 3/66:15 p.m.
YOW
-
SFO
2 stops25h 25m
WestJet
Tue 9/66:05 p.m.
SFO
-
YOW
1 stop8h 30m
WestJet
Deal found 27/4C$ 410
Fri 22/512:25 p.m.
YOW
-
SFO
2 stops12h 30m
WestJet
Mon 1/66:05 p.m.
SFO
-
YOW
1 stop8h 30m
WestJet
Deal found 29/4C$ 419
Thu 28/51:20 p.m.
YOW
-
SFO
1 stop25h 40m
WestJet
Wed 3/66:05 p.m.
SFO
-
YOW
1 stop8h 30m
WestJet
Deal found 30/4C$ 441
Tue 26/56:15 p.m.
YOW
-
SFO
2 stops20h 45m
WestJet
Tue 2/66:00 a.m.
SFO
-
YOW
2 stops27h 30m
WestJet
Deal found 28/4C$ 446
Wed 20/56:15 p.m.
YOW
-
SFO
2 stops30h 40m
WestJet
Mon 1/66:05 p.m.
SFO
-
YOW
1 stop8h 30m
WestJet
Deal found 29/4C$ 456
Thu 13/86:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Thu 20/86:05 p.m.
SFO
-
YUL
2 stops19h 40m
WestJet
Deal found 27/4C$ 464
Mon 21/98:00 p.m.
YUL
-
SFO
1 stop19h 00m
WestJet
Mon 5/101:00 p.m.
SFO
-
YUL
2 stops24h 45m
WestJet
Deal found 25/4C$ 467
Wed 8/76:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Thu 16/76:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 27/4C$ 468
Sun 24/56:45 a.m.
YUL
-
SFO
2 stops12h 55m
WestJet
Mon 1/66:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 26/4C$ 469
Tue 15/98:00 p.m.
YUL
-
SFO
1 stop19h 00m
WestJet
Sun 20/91:00 p.m.
SFO
-
YUL
1 stop15h 05m
WestJet
Deal found 26/4C$ 472
Tue 23/67:15 a.m.
YUL
-
SFO
1 stop17h 40m
WestJet
Tue 7/76:05 p.m.
SFO
-
YUL
1 stop10h 00m
WestJet
Deal found 26/4C$ 473

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 30 April 2026.

Round-trip from

C$ 398

One-way from

C$ 219

Popular in

December

Cheapest in

August

Average price

C$ 651

Good round-trip deal

C$ 744 or less

Good one-way deal

C$ 354 or less
WestJet
  • WestJet
  • 21/5-1/6
  • 3 total stops
  • 21h 00m total
  • Quebec to San Francisco
Search Deals
WestJet
  • WestJet
  • 13/6
  • 2 total stops
  • 12h 30m total
  • Quebec to San Francisco
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 30 April 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

Tue 30/6

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

2 stops30h 40m

San Francisco

Mon 13/7

1:00 p.m.-12:40 a.m.

1 stop8h 40m

C$ 508

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

6:00 a.m.-2:15 p.m.

1 stop11h 15m

San Francisco

Tue 26/5

8:25 a.m.-11:57 p.m.

1 stop12h 32m

C$ 534

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 14/5

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

1 stop9h 41m

San Francisco

Sat 16/5

6:30 a.m.-7:45 p.m.

1 stop10h 15m

C$ 534

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

6:00 a.m.-10:46 a.m.

1 stop7h 46m

San Francisco

Sat 30/5

8:25 a.m.-11:57 p.m.

1 stop12h 32m

C$ 534

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

2:20 p.m.-11:15 p.m.

1 stop11h 55m

San Francisco

Sun 21/6

11:30 p.m.-10:40 a.m.

1 stop8h 10m

C$ 535

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

7:00 a.m.-2:56 p.m.

1 stop10h 56m

San Francisco

Wed 27/5

11:59 p.m.-11:35 a.m.

1 stop8h 36m

C$ 535

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

12:40 p.m.-7:05 p.m.

1 stop9h 25m

San Francisco

Mon 22/6

5:40 a.m.-4:17 p.m.

1 stop7h 37m

C$ 554

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 25/6

12:48 p.m.-10:49 p.m.

1 stop13h 01m

San Francisco

Sat 4/7

7:50 a.m.-11:55 p.m.

1 stop13h 05m

C$ 591

Québec CitySan Francisco

YQB - SFO

YQBSFO

Québec City

Thu 20/8

7:30 p.m.-4:40 p.m.

1 stop24h 10m

San Francisco

Mon 24/8

6:00 a.m.-6:40 p.m.

1 stop9h 40m

C$ 594
Quickest round-trip

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Wed 1/7

6:35 p.m.-9:51 p.m.

Nonstop6h 16m

San Francisco

Sun 5/7

11:47 p.m.-8:25 a.m.

Nonstop5h 38m

C$ 616

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/4

Showing 1-10 of 57 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

How far ahead should I book a flight from Quebec to San Francisco?

To ensure you get the cheapest price possible for a flight from Quebec to San Francisco, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Quebec to San Francisco (average of C$ 218). Flying from Quebec to San Francisco in October is currently the most expensive (average of C$ 357). 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 30 April 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.

How much does it cost to fly round-trip from Quebec to San Francisco?

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 17.7 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, Delta, and United Airlines fly from Quebec to San Francisco in about 9h 41m. The time it takes to get you to your destination can typically vary by up to 20h 59m. 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$ 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: Air Canada (55%), Brussels Airlines (54%), United Airlines( 53%).

  • 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$ 1,023, our data indicates the cheapest price to be C$ 286. The most popular route (Montreal Pierre Elliott Trudeau Intl - San Francisco), is priced around C$ 462.

  • 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, January is the cheapest month in which you can book a flight from Quebec to San Francisco (average of C$ 218). Flying from Quebec to San Francisco in October is currently the most expensive (average of C$ 357). 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
San Bruno
Roseville
Livermore
South San Francisco
Novato
Santa Clara
Vallejo

Browse thousands of different options on Cheapflights for your next trip

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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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Winnipeg to Las Vegas flights
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Hamilton to Los Angeles flights
Pierre Elliott Trudeau Intl to San Diego flights
Calgary to San Diego flights
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Calgary to Ontario flights
Abbotsford to San Diego flights
Pearson Intl to San Jose flights
Pierre Elliott Trudeau Intl to Ontario flights
Québec City to Las Vegas flights
Abbotsford to Ontario flights
Pearson Intl to Palm Springs flights
Edmonton to Ontario flights
Victoria to San Francisco flights
Pearson Intl to Santa Ana flights
Ottawa to Los Angeles flights

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 30 April 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 254AverageC$ 671FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 282AverageC$ 434FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 368AverageC$ 533FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 377AverageC$ 578FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 387AverageC$ 748FlexibilityNo cancel feeOn-time67%
Search Air Canada 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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