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Cheap flights from Quebec to San Francisco from C$ 190

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SFO
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap 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 11 September 2025.

Round-trip from

C$ 345

One-way from

C$ 190

Popular in

December

Cheapest in

May

Average price

C$ 517

Good round-trip deal

C$ 721 or less

Good one-way deal

C$ 696 or less
Air Canada
  • Air Canada
  • 28/10-29/10
  • 3 total stops
  • 21h 16m total
  • Quebec to San Francisco
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WestJet
  • WestJet
  • 7/10
  • 2 total stops
  • 21h 39m total
  • Quebec to San Francisco
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Highest demand for flights based on searches. 7% potential increase in price (C$ 64 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 25 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Quebec to San Francisco.
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Price to beat on a one-way flight from Quebec to San Francisco.
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Find flight deals from Quebec to San Francisco

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 11 September 2025.

Tue 28/103:10 p.m.YQB - SFO
1 stop9h 12mAir Canada
Wed 29/107:30 a.m.SFO - YQB
2 stops12h 04mAir Canada
Deal found 11/9C$ 345
Thu 23/105:20 a.m.YQB - SFO
2 stops13h 08mAir Canada
Wed 29/107:30 a.m.SFO - YQB
2 stops12h 04mAir Canada
Deal found 11/9C$ 348
Thu 23/103:18 p.m.YQB - SFO
1 stop11h 41mUnited Airlines
Tue 28/1012:43 a.m.SFO - YQB
2 stops12h 09mUnited Airlines
Deal found 11/9C$ 384
Thu 23/103:18 p.m.YQB - SFO
1 stop11h 41mMultiple Airlines
Wed 29/108:30 a.m.SFO - YQB
1 stop9h 08mMultiple Airlines
Deal found 11/9C$ 394
Tue 16/96:00 a.m.YOW - SFO
1 stop8h 54mWestJet
Fri 19/92:45 p.m.SFO - YOW
2 stops21h 11mWestJet
Deal found 9/9C$ 406
Mon 15/95:15 p.m.YOW - SFO
2 stops21h 39mWestJet
Mon 22/92:45 p.m.SFO - YOW
2 stops22h 34mWestJet
Deal found 9/9C$ 407
Fri 24/106:00 a.m.YOW - SFO
1 stop8h 54mWestJet
Fri 31/101:00 p.m.SFO - YOW
1 stop8h 40mWestJet
Deal found 8/9C$ 413
Mon 29/95:15 p.m.YOW - SFO
2 stops31h 09mWestJet
Wed 1/1012:50 p.m.SFO - YOW
2 stops32h 32mWestJet
Deal found 9/9C$ 414
Thu 2/105:15 p.m.YOW - SFO
2 stops31h 09mMultiple Airlines
Mon 6/1010:15 a.m.SFO - YOW
1 stop25h 29mMultiple Airlines
Deal found 11/9C$ 416
Mon 15/912:20 p.m.YOW - SFO
2 stops26h 34mWestJet
Wed 17/97:30 a.m.SFO - YOW
2 stops29h 49mWestJet
Deal found 9/9C$ 418
Thu 2/106:00 a.m.YOW - SFO
1 stop8h 54mWestJet
Mon 6/1012:50 p.m.SFO - YOW
2 stops24h 29mWestJet
Deal found 10/9C$ 424
Thu 2/105:15 p.m.YOW - SFO
2 stops31h 09mWestJet
Tue 7/107:30 a.m.SFO - YOW
1 stop14h 10mWestJet
Deal found 10/9C$ 430

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 11 September 2025.
Use the filters below to find and compare flights from Quebec to San Francisco that are best for you.

Fly from

Quebec

Fly to

San Francisco

Route

Depart

Return

Price

Québec CitySan Francisco

YQB - SFO

YQBSFO

Québec City

Thu 23/10

5:20 a.m.-3:28 p.m.

2 stops13h 08m

San Francisco

Wed 29/10

8:30 a.m.-8:38 p.m.

1 stop9h 08m

C$ 360

Québec CitySan Francisco

YQB - SFO

YQBSFO

Québec City

Thu 23/10

3:18 p.m.-11:59 p.m.

1 stop11h 41m

San Francisco

Tue 28/10

12:43 a.m.-3:52 p.m.

2 stops12h 09m

C$ 384

Québec CitySan Francisco

YQB - SFO

YQBSFO

Québec City

Tue 28/10

2:55 p.m.-7:50 a.m.

2 stops19h 55m

San Francisco

Wed 29/10

7:10 p.m.-3:52 p.m.

2 stops17h 42m

C$ 384

Québec CitySan Francisco

YQB - SFO

YQBSFO

Québec City

Thu 23/10

3:18 p.m.-11:59 p.m.

1 stop11h 41m

San Francisco

Wed 29/10

8:30 a.m.-8:38 p.m.

1 stop9h 08m

C$ 394

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Fri 24/10

12:20 p.m.-9:24 p.m.

2 stops12h 04m

San Francisco

Fri 31/10

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

1 stop8h 40m

C$ 420

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Thu 2/10

6:00 a.m.-11:54 a.m.

1 stop8h 54m

San Francisco

Mon 6/10

12:50 p.m.-4:19 p.m.

2 stops24h 29m

C$ 424

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Sat 15/11

10:00 a.m.-9:29 p.m.

2 stops14h 29m

San Francisco

Tue 18/11

10:15 a.m.-8:04 p.m.

1 stop30h 49m

C$ 424

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Thu 2/10

5:15 p.m.-9:24 p.m.

2 stops31h 09m

San Francisco

Tue 7/10

7:30 a.m.-12:40 a.m.

1 stop14h 10m

C$ 430

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Sat 15/11

6:45 a.m.-12:40 p.m.

1 stop8h 55m

San Francisco

Tue 18/11

1:40 p.m.-12:41 a.m.

1 stop8h 01m

C$ 434

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Sun 14/12

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

1 stop9h 12m

San Francisco

Sun 11/1

10:15 a.m.-2:44 p.m.

1 stop25h 29m

C$ 441

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 57 results
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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, January is the cheapest month in which you can book a flight from Quebec to San Francisco (average of C$ 276). Flying from Quebec to San Francisco in December is currently the most expensive (average of C$ 368). 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 11 September 2025.

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 11 September 2025.

The most flights from CAQC to SFO are scheduled on a Monday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 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 Air Canada, United Airlines, and WestJet fly from Quebec to San Francisco in about 11h 41m. The time it takes to get you to your destination can typically vary by up to 1h 27m. Quebec and San Francisco are separated by a distance of 4241 km. This flight may include one or multiple stops.

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

    C$ 190 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from C$ 241 and C$ 244, 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 New Zealand (62%), Brussels Airlines (60%), United Airlines( 56%).

  • 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$ 1,299, our data indicates the cheapest price to be C$ 290. The most popular route (Montreal Pierre Elliott Trudeau Intl - San Francisco), is priced around C$ 396.

  • 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$ 276). Flying from Quebec to San Francisco in December is currently the most expensive (average of C$ 368). 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
Newark
Alameda
Redwood City
Burlingame
San Bruno
South San Francisco
Scotts Valley
Belmont
Novato
Millbrae
Santa Clara
Vallejo

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Alternative routes for Quebec to San Francisco

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Top 5 airlines flying from Quebec to San Francisco

Discover the top 5 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 167AverageC$ 553FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 273AverageC$ 548FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 303AverageC$ 398FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 333AverageC$ 396FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 350AverageC$ 724FlexibilityNo 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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