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Cheap flights from Toronto Pearson Intl Airport to San Francisco from £138

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 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SFO
12 Feb — 19 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Toronto Pearson Intl to San Francisco are usually found in March or April, booked 61 days in advance, depart on a Sunday or Monday and return on a Monday

Cheap flight deals from Pearson Intl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Pearson Intl (YYZ) to San Francisco (SFO). 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 13 January 2026.

Round-trip from

£200

One-way from

£138

Popular in

December

Cheapest in

March

Average price

£274
Porter Airlines
  • Porter Airlines
  • 6/5-29/5
  • Nonstop
  • 10h 42m total
  • Toronto to San Francisco
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United Airlines
  • United Airlines
  • 15/2
  • 2 total stops
  • 13h 10m total
  • Toronto to San Francisco
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Highest demand for flights based on searches. 7% potential increase in price (£15 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find flight deals from Pearson Intl to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Pearson Intl to San Francisco
Explore the most affordable flight options available from Pearson Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 January 2026.

Fri 8/509:45
YYZ
-
SFO
Nonstop5h 38m
Porter Airlines
Wed 27/513:25
SFO
-
YYZ
Nonstop5h 04m
Porter Airlines
Deal found 13/1£200
Thu 26/210:45
YYZ
-
SFO
Nonstop5h 45m
Air Canada
Thu 5/313:20
SFO
-
YYZ
1 stop8h 57m
Air Canada
Deal found 12/1£201
Sat 1/809:00
YYZ
-
SFO
2 stops11h 14m
WestJet
Mon 3/807:30
SFO
-
YYZ
2 stops10h 30m
WestJet
Deal found 12/1£204
Mon 26/122:15
YYZ
-
SFO
1 stop16h 57m
WestJet
Thu 29/113:00
SFO
-
YYZ
2 stops13h 58m
WestJet
Deal found 12/1£209
Mon 26/109:50
YYZ
-
SFO
Nonstop5h 53m
Multiple Airlines
Thu 29/113:00
SFO
-
YYZ
1 stop8h 26m
Multiple Airlines
Deal found 12/1£210
Fri 31/709:00
YYZ
-
SFO
2 stops15h 24m
WestJet
Mon 3/814:45
SFO
-
YYZ
2 stops30h 37m
WestJet
Deal found 12/1£213
Fri 11/909:45
YYZ
-
SFO
Nonstop5h 38m
Porter Airlines
Sun 13/913:25
SFO
-
YYZ
Nonstop5h 04m
Porter Airlines
Deal found 12/1£214
Fri 11/909:00
YYZ
-
SFO
2 stops15h 24m
WestJet
Sun 13/918:05
SFO
-
YYZ
1 stop9h 07m
WestJet
Deal found 12/1£216
Fri 11/912:40
YYZ
-
SFO
Nonstop5h 33m
Air Canada
Sun 13/918:45
SFO
-
YYZ
1 stop9h 17m
Air Canada
Deal found 12/1£216
Tue 12/512:00
YYZ
-
SFO
2 stops12h 24m
WestJet
Sun 24/518:05
SFO
-
YYZ
1 stop9h 47m
WestJet
Deal found 12/1£217

Cheapflights Fare Finder

 
Customise your flight search to find flights from Pearson Intl 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 858,174 searches. Data last updated 13 January 2026.
Use the filters below to find and compare flights from Toronto Pearson Intl Airport to San Francisco that are best for you.

Fly from

Pearson Intl

Fly to

San Francisco

Route

Depart

Return

Price

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sat 28/2

16:45-22:56

1 stop9h 11m

San Francisco

Wed 4/3

13:45-15:35

1 stop22h 50m

£224

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Mon 16/2

09:50-12:45

Nonstop5h 55m

San Francisco

Thu 19/2

13:45-21:42

Nonstop4h 57m

£226

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 11/2

09:50-12:45

Nonstop5h 55m

San Francisco

Thu 19/2

13:45-21:42

Nonstop4h 57m

£226

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 25/3

15:59-22:38

1 stop9h 39m

San Francisco

Wed 1/4

06:00-17:00

1 stop8h 00m

£228

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 17/2

06:30-11:32

1 stop8h 02m

San Francisco

Sat 21/2

05:45-16:10

1 stop7h 25m

£230

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 2/4

18:08-22:38

1 stop7h 30m

San Francisco

Mon 6/4

23:35-11:06

1 stop8h 31m

£230

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Mon 23/2

17:15-23:25

1 stop9h 10m

San Francisco

Sun 1/3

22:45-11:18

1 stop9h 33m

£238

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 26/2

17:15-23:47

1 stop9h 32m

San Francisco

Sun 1/3

22:45-11:18

1 stop9h 33m

£238

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sun 1/3

18:12-23:49

1 stop8h 37m

San Francisco

Tue 3/3

05:45-19:09

1 stop10h 24m

£238

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 24/2

06:30-11:32

1 stop8h 02m

San Francisco

Sat 28/2

16:02-11:18

2 stops16h 16m

£239

Flights are sorted by cheapest return flights first.

Deals found on 12/1

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

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Pearson Intl with our price prediction graph.
Estimated return 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 Toronto Pearson Intl Airport to San Francisco

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

Use this chart to determine the optimal time to book a return flight from Pearson Intl to San Francisco. Price data was last updated on 9 January 2026.

The best time to book flights from Toronto Pearson Intl Airport to San Francisco is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to San Francisco?

Currently, November is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to San Francisco (average of £134). Flying from Toronto Pearson Intl Airport to San Francisco in December is currently the most expensive (average of £188). 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 YYZ to SFO?

Find hourly flight availability from Pearson Intl 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 13 January 2026.

When flying from Toronto Pearson Intl Airport 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.

Related info for your journey

Find useful and relevant information for your journey from Pearson Intl 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 Toronto Pearson Intl?

    For a flight from Toronto Pearson Intl to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 12 inbound flights from Toronto Pearson Intl per day. 0 airlines have flights to San Francisco from Toronto Pearson Intl on a regular basis.

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

    Airlines like Alaska Airlines, Delta, and Porter Airlines fly from Toronto Pearson Intl Airport to San Francisco in about 5h 55m. The time it takes to get you to your destination can typically vary by up to 4h 23m. The distance between Toronto Pearson Intl Airport and San Francisco is about 2253 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Before booking your flight to San Francisco from Toronto Pearson Intl Airport, check out the most reliable airlines to get you to your destination on time: American Airlines (56%), Porter Airlines (56%), Air Transat( 56%).

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to San Francisco (average of £134). Flying from Toronto Pearson Intl Airport to San Francisco in December is currently the most expensive (average of £188). 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
Santa Cruz
Newark
San Bruno
Bodega Bay
South San Francisco
Sunnyvale
Pacific Grove

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Alternative routes for Pearson Intl to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Pearson Intl to San Francisco?

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Pearson Intl to San Francisco.

Can Cheapflights find flights from Pearson Intl to San Francisco with no change fees?

Need flexible booking options for your flight to San Francisco from Pearson Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco from Pearson Intl today and book when prices fit your budget.

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