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Cheap flights from Quebec to San Francisco from C$ 221

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SFO
24 Dec — 31 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 24 November 2025.

Round-trip from

C$ 331

One-way from

C$ 221

Popular in

December

Cheapest in

February

Average price

C$ 660

Good round-trip deal

C$ 909 or less

Good one-way deal

C$ 408 or less
WestJet
  • WestJet
  • 3/5-8/5
  • 2 total stops
  • 17h 29m total
  • Quebec to San Francisco
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Porter Airlines
  • Porter Airlines
  • 8/1
  • 1 total stop
  • 8h 53m total
  • Quebec to San Francisco
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Highest demand for flights based on searches. 8% potential increase in price (C$ 72 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 22 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 24 November 2025.

Tue 16/126:45 a.m.YUL - SFO
1 stop8h 55mMultiple Airlines
Wed 31/126:00 a.m.SFO - YUL
2 stops22h 05mMultiple Airlines
Deal found 23/11C$ 537
Tue 16/126:45 a.m.YOW - SFO
1 stop8h 55mPorter Airlines
Fri 26/121:40 p.m.SFO - YOW
1 stop8h 01mPorter Airlines
Deal found 22/11C$ 543
Sat 13/126:00 a.m.YUL - SFO
2 stops15h 56mDelta
Sun 14/129:30 p.m.SFO - YUL
1 stop11h 05mDelta
Deal found 22/11C$ 565
Tue 16/125:50 p.m.YUL - SFO
Nonstop6h 32mAir Canada
Tue 6/18:25 a.m.SFO - YUL
Nonstop5h 24mAir Canada
Deal found 23/11C$ 568
Thu 4/127:30 p.m.YUL - SFO
1 stop19h 42mWestJet
Tue 9/121:00 p.m.SFO - YUL
1 stop15h 05mWestJet
Deal found 24/11C$ 570
Tue 16/125:50 p.m.YUL - SFO
Nonstop6h 32mAir Canada
Thu 8/17:30 a.m.SFO - YUL
1 stop8h 56mAir Canada
Deal found 23/11C$ 577
Wed 10/127:30 p.m.YUL - SFO
1 stop19h 42mMultiple Airlines
Tue 16/126:00 a.m.SFO - YUL
2 stops31h 25mMultiple Airlines
Deal found 23/11C$ 579
Wed 17/128:00 a.m.YUL - SFO
1 stop10h 25mAir Canada
Thu 8/18:25 a.m.SFO - YUL
Nonstop5h 24mAir Canada
Deal found 23/11C$ 585
Tue 16/125:50 p.m.YUL - SFO
Nonstop6h 32mAir Canada
Wed 31/127:30 a.m.SFO - YUL
1 stop8h 55mAir Canada
Deal found 23/11C$ 588
Tue 16/126:45 a.m.YUL - SFO
1 stop8h 55mPorter Airlines
Sat 27/121:40 p.m.SFO - YUL
1 stop7h 55mPorter Airlines
Deal found 23/11C$ 589
Sun 14/126:45 a.m.YOW - SFO
1 stop8h 55mPorter Airlines
Thu 18/121:40 p.m.SFO - YOW
1 stop8h 01mPorter Airlines
Deal found 22/11C$ 618
Sun 14/125:40 a.m.YOW - SFO
1 stop10h 00mMultiple Airlines
Thu 18/1210:45 p.m.SFO - YOW
2 stops46h 57mMultiple Airlines
Deal found 22/11C$ 658

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 24 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

Fri 6/3

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

1 stop9h 10m

San Francisco

Fri 13/3

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

1 stop8h 40m

C$ 437

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Fri 6/3

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

1 stop9h 10m

San Francisco

Tue 17/3

1:00 p.m.-4:53 p.m.

1 stop24h 53m

C$ 441

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Mon 2/3

7:15 p.m.-12:10 p.m.

2 stops19h 55m

San Francisco

Thu 12/3

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

1 stop8h 40m

C$ 441

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Thu 5/3

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

1 stop9h 10m

San Francisco

Tue 17/3

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

2 stops32h 39m

C$ 447

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Fri 6/3

7:15 p.m.-11:10 a.m.

2 stops42h 55m

San Francisco

Thu 12/3

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

1 stop8h 40m

C$ 478

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Mon 2/3

7:15 p.m.-12:10 p.m.

2 stops19h 55m

San Francisco

Tue 17/3

1:00 p.m.-4:53 p.m.

1 stop24h 53m

C$ 478

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Sat 7/3

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

2 stops32h 30m

San Francisco

Thu 12/3

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

1 stop8h 40m

C$ 484

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Sun 8/3

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

1 stop9h 10m

San Francisco

Sun 15/3

1:00 p.m.-6:23 p.m.

2 stops26h 23m

C$ 491

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Mon 2/3

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

1 stop21h 25m

San Francisco

Fri 13/3

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

1 stop8h 40m

C$ 491

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Wed 4/3

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

1 stop21h 25m

San Francisco

Tue 17/3

1:00 p.m.-4:53 p.m.

1 stop24h 53m

C$ 495

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/11

Showing 1-10 of 56 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$ 388). 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 24 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 24 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, Delta, and United Airlines fly from Quebec to San Francisco in about 9h 10m. The time it takes to get you to your destination can typically vary by up to 3h 54m. 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$ 237 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 WestJet, with prices starting from C$ 247 and C$ 250, 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 (79%), Air Canada (74%), 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$ 427.

  • 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$ 388). 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

Browse thousands of different options on Cheapflights for your next trip

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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 24 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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