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Cheap flights from San Francisco to Toronto Pearson Intl Airport from C$ 236

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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YYZ
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from San Francisco to Toronto Pearson Intl are usually found in February or March, booked 82 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from San Francisco to Pearson Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Pearson Intl (YYZ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 September 2025.

Round-trip from

C$ 356

One-way from

C$ 236

Popular in

December

Cheapest in

February

Average price

C$ 633

Good round-trip deal

C$ 513 or less

Good one-way deal

C$ 316 or less
WestJet
  • WestJet
  • 26/9-30/9
  • 3 total stops
  • 34h 50m total
  • San Francisco to Toronto
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WestJet
  • WestJet
  • 20/10
  • 1 total stop
  • 8h 32m total
  • San Francisco to Toronto
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Highest demand for flights based on searches. 9% potential increase in price (C$ 92 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 33 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 San Francisco to Toronto Pearson Intl.
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Price to beat on a one-way flight from San Francisco to Toronto Pearson Intl.
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Find flight deals from San Francisco to Pearson Intl

Cheapest flights from San Francisco to Pearson Intl
Explore the most affordable flight options available from San Francisco to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Fri 26/912:50 p.m.SFO - YYZ
2 stops23h 56mWestJet
Tue 30/91:30 p.m.YYZ - SFO
1 stop10h 54mWestJet
Deal found 9/9C$ 356
Sat 27/912:50 p.m.SFO - YYZ
2 stops14h 01mMultiple Airlines
Sat 4/109:45 a.m.YYZ - SFO
Nonstop5h 38mMultiple Airlines
Deal found 8/9C$ 358
Sun 21/97:30 a.m.SFO - YYZ
2 stops14h 01mWestJet
Mon 29/96:30 a.m.YYZ - SFO
1 stop10h 27mWestJet
Deal found 8/9C$ 359
Sat 20/97:30 a.m.SFO - YYZ
1 stop8h 22mWestJet
Wed 1/1012:00 p.m.YYZ - SFO
2 stops12h 24mWestJet
Deal found 8/9C$ 360
Wed 24/97:30 a.m.SFO - YYZ
2 stops14h 01mMultiple Airlines
Fri 26/99:45 a.m.YYZ - SFO
Nonstop5h 38mMultiple Airlines
Deal found 9/9C$ 362
Wed 24/97:30 a.m.SFO - YYZ
2 stops14h 01mMultiple Airlines
Wed 1/109:45 a.m.YYZ - SFO
Nonstop5h 38mMultiple Airlines
Deal found 11/9C$ 363
Tue 23/97:30 a.m.SFO - YYZ
2 stops14h 01mMultiple Airlines
Wed 24/99:45 a.m.YYZ - SFO
Nonstop5h 38mMultiple Airlines
Deal found 9/9C$ 364
Sun 21/96:05 p.m.SFO - YYZ
1 stop9h 07mWestJet
Wed 1/1012:00 p.m.YYZ - SFO
2 stops12h 24mWestJet
Deal found 8/9C$ 366
Sun 28/97:30 a.m.SFO - YYZ
2 stops14h 01mWestJet
Sat 4/103:00 p.m.YYZ - SFO
1 stop9h 24mWestJet
Deal found 10/9C$ 367
Mon 29/97:30 a.m.SFO - YYZ
2 stops10h 31mMultiple Airlines
Fri 3/109:45 a.m.YYZ - SFO
Nonstop5h 38mMultiple Airlines
Deal found 8/9C$ 369
Tue 30/97:30 a.m.SFO - YYZ
2 stops14h 01mMultiple Airlines
Fri 3/109:45 a.m.YYZ - SFO
Nonstop5h 38mMultiple Airlines
Deal found 8/9C$ 370
Tue 30/97:30 a.m.SFO - YYZ
2 stops14h 01mMultiple Airlines
Thu 2/1010:40 a.m.YYZ - SFO
1 stop10h 27mMultiple Airlines
Deal found 11/9C$ 371

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Pearson Intl 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 San Francisco to Toronto Pearson Intl Airport that are best for you.

Fly from

San Francisco

Fly to

Pearson Intl

Route

Depart

Return

Price

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 3/12

2:32 p.m.-3:35 p.m.

2 stops22h 03m

Toronto Pearson Intl

Tue 9/12

4:45 p.m.-7:29 a.m.

2 stops17h 44m

C$ 535

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sat 1/11

7:37 p.m.-4:35 p.m.

1 stop17h 58m

Toronto Pearson Intl

Wed 12/11

4:45 p.m.-10:41 p.m.

1 stop8h 56m

C$ 545

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 11/11

9:00 a.m.-3:35 p.m.

1 stop27h 35m

Toronto Pearson Intl

Fri 14/11

4:45 p.m.-7:34 a.m.

2 stops17h 49m

C$ 553

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sat 18/10

9:58 a.m.-5:55 p.m.

Nonstop4h 57m

Toronto Pearson Intl

Thu 23/10

6:30 a.m.-9:10 a.m.

Nonstop5h 40m

C$ 560

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 1/10

9:58 a.m.-5:55 p.m.

Nonstop4h 57m

Toronto Pearson Intl

Sun 5/10

6:30 a.m.-9:10 a.m.

Nonstop5h 40m

C$ 560

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 7/10

9:58 a.m.-5:55 p.m.

Nonstop4h 57m

Toronto Pearson Intl

Fri 10/10

6:30 a.m.-9:10 a.m.

Nonstop5h 40m

C$ 560

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 1/10

9:58 a.m.-5:55 p.m.

Nonstop4h 57m

Toronto Pearson Intl

Sun 12/10

6:30 a.m.-9:10 a.m.

Nonstop5h 40m

C$ 560

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Thu 2/10

9:58 a.m.-5:55 p.m.

Nonstop4h 57m

Toronto Pearson Intl

Sat 11/10

6:30 a.m.-9:10 a.m.

Nonstop5h 40m

C$ 560

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 21/10

12:35 a.m.-11:47 a.m.

1 stop8h 12m

Toronto Pearson Intl

Mon 27/10

11:52 a.m.-9:03 p.m.

1 stop12h 11m

C$ 565

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sat 15/11

1:11 p.m.-3:35 p.m.

2 stops23h 24m

Toronto Pearson Intl

Tue 18/11

4:45 p.m.-9:40 a.m.

2 stops19h 55m

C$ 565

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 23 results
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Best time to book a flight from San Francisco to Pearson Intl

Have a flexible travel schedule? Discover the best time to fly to Pearson Intl from San Francisco 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 San Francisco to Toronto Pearson Intl Airport

How far ahead should I book a flight from San Francisco to Toronto Pearson Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Pearson Intl. Price data was last updated on 29 August 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Toronto Pearson Intl Airport, you should look to book at least 82 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 San Francisco to Toronto Pearson Intl Airport?

Currently, January is the cheapest month in which you can book a flight from San Francisco to Toronto Pearson Intl Airport (average of C$ 168). Flying from San Francisco to Toronto Pearson Intl Airport in July is currently the most expensive (average of C$ 258). 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 SFO to YYZ?

Find hourly flight availability from San Francisco to Pearson Intl. 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.

It’s typically best to fly out from San Francisco to Toronto Pearson Intl Airport in the evening. Doing so could potentially save you 23% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from San Francisco to Toronto Pearson Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Pearson Intl. Price data was last updated on 7 September 2025.

Travelers seeking maximum savings on their San Francisco to Toronto Pearson Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Pearson Intl

Get insights into the airlines that provide service to Pearson Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pearson Intl. Reviews last updated 11 September 2025.
Read through reviews of airlines operating flights from San Francisco to Toronto Pearson Intl Airport, such as Porter Airlines,Air Transat, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Transat
7.7
Good
438 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,937 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,091 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Crew

8.6

Entertainment

7.0

Overall

7.9

Comfort

7.9

Food

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Pearson Intl. 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 from for flights from San Francisco to Toronto Pearson Intl?

    Located just 19.0 km from the city centre, San Francisco is the airport most travellers will use when flying to Toronto Pearson Intl from San Francisco. Booking flights from San Francisco (SFO) to Toronto Pearson Intl should be relatively easy as there are 22 daily outbound flights to Toronto Pearson Intl from 5 different airlines.

  • How long is the flight from San Francisco to Toronto Pearson Intl Airport?

    Alaska Airlines and United Airlines can get you from San Francisco to Toronto Pearson Intl Airport in just under 4h 57m. Your travel time can differ by up to 17h 06m. The distance between San Francisco and Toronto Pearson Intl Airport is about 3626 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Francisco to Toronto Pearson Intl Airport round-trip?

    Air Canada, at C$ 257, was found to be the cheapest airline from San Francisco to Toronto Pearson Intl Airport.Alternate airlines to your destination round-trip include Air Transat and United Airlines. These flights start at 57% lower than the current average price 3 months from now.

  • What are the most reliable airlines from San Francisco to Toronto Pearson Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Toronto Pearson Intl Airport on time: Porter Airlines (74%), Air Transat (74%), Brussels Airlines (69%).

  • What are the cheapest flights from San Francisco to Toronto Pearson Intl Airport?

    On average you can expect to pay C$ 573 for a flight from San Francisco to Toronto Pearson Intl Airport. The cheapest flight overall is C$ 204 while the most popular route, (San Francisco - Toronto Pearson Intl) is currently priced at C$ 281.

  • Can I find deals for flights from San Francisco to Pearson Intl that include hotel bookings?

    Yes. In addition to deals on San Francisco to Pearson Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Pearson Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Pearson Intl.

  • Can I find deals for business class flights from San Francisco to Pearson Intl?

    Yes. Cheapflights offers flight deals from San Francisco to Pearson Intl 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 San Francisco to Toronto Pearson Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Toronto Pearson Intl Airport (average of C$ 168). Flying from San Francisco to Toronto Pearson Intl Airport in July is currently the most expensive (average of C$ 258). 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 Toronto Pearson Intl Airport?

Book flights to Toronto Pearson Intl Airport if you plan to visit one of these locations
Brampton
Markham
Oakville
Collingwood
Richmond Hill
Vaughan
Burlington
Milton
Barrie
Muskoka
Pickering
Waterloo
Cambridge
Cobourg
Kitchener
Lindsay
Oshawa
Orillia
Peterborough
Brantford

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Alternative routes for San Francisco to Pearson Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Santa Ana to Hamilton flights
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Top 5 airlines flying from San Francisco to Pearson Intl

Discover the top 5 airlines that operate flights from San Francisco to Pearson Intl. 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
Air CanadaCheapestC$ 257AverageC$ 677FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 300AverageC$ 646FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapestC$ 316AverageC$ 967FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 321AverageC$ 443FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 401AverageC$ 557FlexibilityNo cancel feeOn-time52%
Search Porter 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 San Francisco to Pearson Intl?

When you search for this flight from San Francisco to Pearson Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Pearson Intl?

Cheapflights helps you find that perfect flight to Pearson Intl from San Francisco 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 San Francisco to Pearson Intl with no change fees?

Yes, we can. To see specific flights from San Francisco to Pearson Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from San Francisco to Pearson Intl become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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