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Cheap flights from Quebec to San Francisco from C$ 258

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SFO
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

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 6 November 2025.

Round-trip from

C$ 491

One-way from

C$ 258

Popular in

December

Cheapest in

February

Average price

C$ 621

Good round-trip deal

C$ 909 or less

Good one-way deal

C$ 408 or less
3/12-10/12
  • 3/12-10/12
  • 3 total stops
  • 49h 28m total
  • Quebec to San Francisco
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4/2
  • 4/2
  • 2 total stops
  • 59h 05m total
  • Quebec to San Francisco
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Highest demand for flights based on searches. 6% potential increase in price (C$ 57 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 21 potential savings vs. average RT price).
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Average for round-trip flights in November 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

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 6 November 2025.

Wed 3/126:45 p.m.YOW - SFO
1 stop17h 45mMultiple Airlines
Wed 10/126:30 a.m.SFO - YOW
2 stops31h 43mMultiple Airlines
Deal found 4/11C$ 491
Wed 26/116:45 a.m.YUL - SFO
1 stop8h 55mMultiple Airlines
Tue 9/1210:15 a.m.SFO - YUL
2 stops17h 50mMultiple Airlines
Deal found 5/11C$ 502
Wed 10/126:45 p.m.YOW - SFO
1 stop17h 45mMultiple Airlines
Fri 12/121:00 p.m.SFO - YOW
2 stops22h 44mMultiple Airlines
Deal found 5/11C$ 518
Wed 10/125:45 p.m.YOW - SFO
1 stop21h 27mWestJet
Fri 12/121:00 p.m.SFO - YOW
1 stop8h 40mWestJet
Deal found 5/11C$ 532
Thu 27/116:45 a.m.YUL - SFO
1 stop8h 55mPorter Airlines
Sun 7/121:40 p.m.SFO - YUL
1 stop7h 55mPorter Airlines
Deal found 6/11C$ 532
Wed 3/126:45 a.m.YUL - SFO
1 stop8h 55mPorter Airlines
Wed 10/121:40 p.m.SFO - YUL
1 stop7h 55mPorter Airlines
Deal found 5/11C$ 535
Thu 27/116:45 a.m.YUL - SFO
1 stop8h 55mMultiple Airlines
Thu 4/1210:15 a.m.SFO - YUL
2 stops17h 50mMultiple Airlines
Deal found 6/11C$ 547
Wed 10/127:30 p.m.YUL - SFO
1 stop19h 42mWestJet
Fri 12/121:00 p.m.SFO - YUL
1 stop15h 05mWestJet
Deal found 6/11C$ 553
Thu 27/115:50 p.m.YUL - SFO
Nonstop6h 32mAir Canada
Wed 3/127:30 a.m.SFO - YUL
1 stop10h 30mAir Canada
Deal found 5/11C$ 559
Thu 4/126:45 a.m.YUL - SFO
2 stops16h 18mMultiple Airlines
Thu 11/121:00 p.m.SFO - YUL
1 stop15h 05mMultiple Airlines
Deal found 6/11C$ 561
Thu 18/126:45 a.m.YUL - SFO
1 stop8h 55mPorter Airlines
Sun 18/11:40 p.m.SFO - YUL
1 stop7h 55mPorter Airlines
Deal found 6/11C$ 567
Thu 27/115:50 p.m.YUL - SFO
Nonstop6h 32mAir Canada
Thu 4/1212:00 p.m.SFO - YUL
1 stop8h 22mAir Canada
Deal found 6/11C$ 569

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 6 November 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

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Sat 7/3

5:40 a.m.-11:10 a.m.

2 stops32h 30m

San Francisco

Sun 15/3

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

1 stop8h 40m

C$ 509

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Mon 9/2

5:45 p.m.-12:10 p.m.

1 stop21h 25m

San Francisco

Fri 13/2

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

1 stop8h 40m

C$ 512

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Fri 30/1

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

1 stop8h 55m

San Francisco

Mon 2/2

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

1 stop8h 01m

C$ 540

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Fri 16/1

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

1 stop8h 55m

San Francisco

Wed 28/1

8:00 a.m.-4:27 p.m.

2 stops29h 27m

C$ 550

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

7:30 p.m.-9:30 a.m.

2 stops17h 00m

San Francisco

Fri 12/12

1:00 p.m.-1:32 p.m.

1 stop21h 32m

C$ 556

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Fri 16/1

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

1 stop8h 55m

San Francisco

Wed 28/1

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 564

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Wed 4/3

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

1 stop8h 55m

San Francisco

Thu 5/3

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

1 stop8h 01m

C$ 569

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

7:30 a.m.-3:35 p.m.

1 stop11h 05m

San Francisco

Wed 10/12

8:25 a.m.-4:49 p.m.

Nonstop5h 24m

C$ 577

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

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

1 stop8h 55m

San Francisco

Thu 22/1

1:40 p.m.-12:35 a.m.

1 stop7h 55m

C$ 577

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Mon 12/1

5:45 p.m.-12:12 p.m.

1 stop21h 27m

San Francisco

Fri 16/1

1:00 p.m.-12:42 a.m.

2 stops32h 42m

C$ 584

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 54 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, May is the cheapest month in which you can book a flight from Quebec to San Francisco (average of C$ 171). Flying from Quebec to San Francisco in October 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 6 November 2025.

It’s optimal to fly from Quebec to San Francisco at noon. By choosing this option you can save up to 44% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Quebec to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Quebec to San Francisco. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Quebec to San Francisco flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 6 November 2025.

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 Air Canada fly from Quebec to San Francisco in about 8h 55m. The time it takes to get you to your destination can typically vary by up to 23h 35m. Quebec and San Francisco are separated by a distance of 3925 km. This flight may include one or multiple stops.

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

    C$ 317 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Porter Airlines and Air Canada, with prices starting from C$ 324 and C$ 324, 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: United Airlines (77%), Air Canada (75%), Air New Zealand( 74%).

  • 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$ 1,263, our data indicates the cheapest price to be C$ 366. The most popular route (Montreal Pierre Elliott Trudeau Intl - San Francisco), is priced around C$ 502.

  • 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, May is the cheapest month in which you can book a flight from Quebec to San Francisco (average of C$ 171). Flying from Quebec to San Francisco in October 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
Novato
Santa Clara
Vallejo

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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 6 November 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 170AverageC$ 567FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 243AverageC$ 591FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 321AverageC$ 410FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 339AverageC$ 399FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 356AverageC$ 748FlexibilityNo 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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