Cheap flights from Toronto Pearson Intl Airport to San Francisco from C$ 270

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SFO
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Toronto Pearson Intl to San Francisco are usually found in January or November, booked 32 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap 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 3 July 2026.

Sun 16/88:00 a.m.
YYZ
-
SFO
2 stops31h 00m
WestJet
Sun 23/81:00 p.m.
SFO
-
YYZ
1 stop9h 05m
WestJet
Deal found 2/7C$ 485
Thu 13/87:00 a.m.
YYZ
-
SFO
1 stop17h 55m
Multiple Airlines
Wed 19/81:20 p.m.
SFO
-
YYZ
Nonstop5h 04m
Multiple Airlines
Deal found 2/7C$ 487
Thu 29/109:40 a.m.
YYZ
-
SFO
2 stops29h 30m
WestJet
Thu 12/111:00 p.m.
SFO
-
YYZ
2 stops12h 58m
WestJet
Deal found 2/7C$ 488
Sat 15/812:00 p.m.
YYZ
-
SFO
1 stop12h 55m
WestJet
Wed 2/91:00 p.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 29/6C$ 491
Fri 14/86:45 p.m.
YYZ
-
SFO
2 stops20h 15m
WestJet
Fri 21/86:00 a.m.
SFO
-
YYZ
2 stops10h 55m
WestJet
Deal found 30/6C$ 494
Fri 14/89:00 a.m.
YYZ
-
SFO
1 stop30h 00m
WestJet
Sun 30/81:00 p.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 30/6C$ 497
Mon 28/96:00 a.m.
YYZ
-
SFO
1 stop9h 00m
WestJet
Sun 31/11:00 p.m.
SFO
-
YYZ
2 stops12h 58m
WestJet
Deal found 30/6C$ 498
Fri 23/109:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Fri 30/101:45 p.m.
SFO
-
YYZ
Nonstop4h 54m
Porter Airlines
Deal found 30/6C$ 500
Tue 8/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Mon 14/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Porter Airlines
Deal found 30/6C$ 501

Find 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 3 July 2026.

Round-trip from

C$ 485

One-way from

C$ 270

Popular in

December

Cheapest in

January

Average price

C$ 642

Good round-trip deal

C$ 583 or less

Good one-way deal

C$ 332 or less
WestJet
  • WestJet
  • 16/8-23/8
  • 3 total stops
  • 40h 05m total
  • Toronto to San Francisco
WestJet
  • WestJet
  • 18/8
  • 2 total stops
  • 21h 05m total
  • Toronto to San Francisco
High demand for flights, 2% potential price rise
Cheapest flight prices on average. 1% potential price decrease (C$ 14 potential savings vs. average RT price).
Average for round-trip flights in July 2026
Price to beat on a round-trip flight from Toronto Pearson Intl to San Francisco.
Price to beat on a one-way flight from Toronto Pearson Intl to San Francisco.

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 3 July 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 12/8

3:50 p.m.-9:55 p.m.

1 stop9h 05m

San Francisco

Mon 17/8

1:00 p.m.-1:05 a.m.

1 stop9h 05m

C$ 502

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 23/10

6:10 p.m.-10:28 p.m.

1 stop7h 18m

San Francisco

Sat 7/11

4:59 p.m.-8:50 a.m.

2 stops12h 51m

C$ 644

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 24/7

5:45 p.m.-11:52 p.m.

1 stop9h 07m

San Francisco

Mon 27/7

11:56 p.m.-1:34 p.m.

1 stop10h 38m

C$ 650

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 24/12

10:15 a.m.-5:49 p.m.

1 stop10h 34m

San Francisco

Mon 28/12

10:45 p.m.-6:45 a.m.

Nonstop5h 00m

C$ 652

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 16/7

2:24 p.m.-10:35 p.m.

1 stop11h 11m

San Francisco

Thu 23/7

11:59 p.m.-12:23 p.m.

1 stop9h 24m

C$ 660
Quickest round-trip

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 30/7

7:43 p.m.-1:15 a.m.

1 stop8h 32m

San Francisco

Thu 6/8

10:47 p.m.-7:00 a.m.

Nonstop5h 13m

C$ 670

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 7/8

10:15 a.m.-10:57 p.m.

1 stop15h 42m

San Francisco

Tue 11/8

10:51 p.m.-7:00 a.m.

Nonstop5h 09m

C$ 670

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 25/8

11:00 a.m.-5:42 p.m.

2 stops9h 42m

San Francisco

Mon 31/8

7:49 p.m.-9:54 a.m.

2 stops11h 05m

C$ 671

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 14/8

6:30 a.m.-9:08 a.m.

Nonstop5h 38m

San Francisco

Sat 15/8

6:38 p.m.-9:54 a.m.

1 stop12h 16m

C$ 684

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 15/7

5:45 p.m.-9:59 p.m.

1 stop7h 14m

San Francisco

Mon 20/7

11:59 p.m.-12:23 p.m.

1 stop9h 24m

C$ 703

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/6

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 Toronto Pearson Intl Airport to San Francisco

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

The best time to book flights from Toronto Pearson Intl Airport to San Francisco is 90 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, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to San Francisco (average of C$ 491). Flying from Toronto Pearson Intl Airport to San Francisco in December is currently the most expensive (average of C$ 657). 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 3 July 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 61% on flights from Toronto Pearson Intl Airport to San Francisco by exploring options for tickets in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Pearson Intl to San Francisco. Price data was last updated on 27 June 2026.

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

How much does it cost to fly round-trip from Toronto Pearson Intl Airport to San Francisco?

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated 3 July 2026.
Read reviews from past customers who have flown Porter Airlines,Air Transat, andUnited Airlines from Toronto Pearson Intl Airport to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

6.9

Overall

7.9

Food

7.5

Comfort

7.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

Entertainment

6.9

Overall

7.9

Food

7.5

Comfort

7.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

Entertainment

6.9

Overall

7.9

Food

7.5

Comfort

7.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

Entertainment

6.9

Overall

7.9

Food

7.5

Comfort

7.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

Entertainment

6.9

Overall

7.9

Food

7.5

Comfort

7.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

Entertainment

6.9

Overall

7.9

Food

7.5

Comfort

7.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

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?

    San Francisco (SFO) is the airport you will fly into if you book a flight from Toronto Pearson Intl to San Francisco. You should not have trouble finding flights to San Francisco from Toronto Pearson Intl; the airport handles an average of 22 inbound flights from Toronto Pearson Intl per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the San Francisco airport from Toronto Pearson Intl. It is only a 17.7 km journey from San Francisco (SFO) to San Francisco’s city centre.

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

    Airlines like WestJet, Delta, and United Airlines fly from Toronto Pearson Intl Airport to San Francisco in about 7h 18m. The time it takes to get you to your destination can typically vary by up to 3h 16m. There are 3626 km between Toronto Pearson Intl Airport and San Francisco. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Currently priced at C$ 271, WestJet will fly you from Toronto Pearson Intl Airport to San Francisco and back. In addition to WestJet, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Porter Airlines - these airlines can fly you to your destination from C$ 292 and C$ 319, respectively. WestJet is 51% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Toronto Pearson Intl Airport to San Francisco one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 181. Users have also found prices from C$ 218 and C$ 231 on Porter Airlines and Air Transat, respectively.

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

    Consider Singapore Airlines (75%), American Airlines (67%) or Porter Airlines (67%) when booking your flight. These represent the most reliable airlines when flying from Toronto Pearson Intl Airport to San Francisco.

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

    Looking at all options, your cheapest flight can be booked for C$ 271. While the most popular route (Toronto Pearson Intl - San Francisco) can be booked for C$ 378 on average, our data indicates C$ 2,812 when flying from Toronto Pearson Intl Airport to San Francisco.

  • 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 vacation 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, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to San Francisco (average of C$ 491). Flying from Toronto Pearson Intl Airport to San Francisco in December is currently the most expensive (average of C$ 657). 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 Clara
Burlingame
San Bruno
Roseville
Livermore
South San Francisco
Novato
Vallejo

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Fly from Pearson Intl to San Francisco on these airlines

Choose from the following airlines for your flight from Pearson Intl to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 3 July 2026.

Top 7 airlines flying from Pearson Intl to San Francisco

Discover the top 7 airlines that operate flights from Pearson Intl 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 3 July 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 271AverageC$ 417FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 292AverageC$ 532FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Porter AirlinesCheapestC$ 319AverageC$ 515FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 345AverageC$ 703FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 373AverageC$ 621FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 391AverageC$ 615FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapestC$ 472AverageC$ 627FlexibilityNo cancel feeOn-time69%
Search United 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 Pearson Intl to San Francisco?

Cheapflights helps you search for flights from Pearson Intl to San Francisco via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco from Pearson Intl.

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

Certainly. Search results for flights to San Francisco from Pearson Intl 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 Pearson Intl to San Francisco become cheaper?

Yes, Cheapflights offers price alerts on Pearson Intl to San Francisco flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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