Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Toronto Pearson Intl Airport to San Francisco from £141

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SFO
21 Apr — 28 Apr1
1 adult

Cheapflights Tip: The best prices from Toronto Pearson Intl to San Francisco are usually found in March or April, booked 72 days in advance, depart on a Saturday or Friday and return on a Wednesday

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 16 April 2025.

Round-trip from

£203

One-way from

£141

Popular in

December

Cheapest in

March

Average price

£259

Good one-way deal

£286 or less
WestJet
  • WestJet
  • 12/6-14/6
  • 2 total stops
  • 20h 42m total
  • Toronto to San Francisco
Delta
  • Delta
  • 29/4
  • 1 total stop
  • 11h 41m total
  • Toronto to San Francisco
Highest demand for flights based on searches. 2% potential increase in price (£6 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a one-way flight from Toronto Pearson Intl to San Francisco.

Find flight deals from Pearson Intl to San Francisco

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 16 April 2025.

Thu 12/613:30YYZ - SFO
1 stop10h 55mWestJet
Sat 14/618:05SFO - YYZ
1 stop9h 47mWestJet
Deal found 16/4£203
Thu 15/509:45YYZ - SFO
Nonstop5h 45mMultiple Airlines
Thu 22/509:42SFO - YYZ
2 stops17h 32mMultiple Airlines
Deal found 15/4£240
Tue 6/512:10YYZ - SFO
1 stop11h 42mDelta
Fri 9/500:40SFO - YYZ
1 stop8h 00mDelta
Deal found 15/4£241
Tue 22/409:45YYZ - SFO
Nonstop5h 54mPorter Airlines
Tue 29/413:40SFO - YYZ
Nonstop5h 02mPorter Airlines
Deal found 15/4£256
Tue 29/413:20YYZ - SFO
1 stop11h 01mUnited Airlines
Tue 29/400:43SFO - YYZ
1 stop10h 27mUnited Airlines
Deal found 15/4£260
Wed 23/416:45YYZ - SFO
1 stop8h 28mAlaska Airlines
Tue 6/515:00SFO - YYZ
2 stops21h 00mAlaska Airlines
Deal found 15/4£272
Sat 26/409:45YYZ - SFO
Nonstop5h 54mAir Transat
Sun 27/413:40SFO - YYZ
Nonstop5h 02mAir Transat
Deal found 15/4£384

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 16 April 2025.
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

Thu 12/6

13:30-21:25

1 stop10h 55m

San Francisco

Sat 14/6

18:05-06:52

1 stop9h 47m

£203

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 15/5

09:45-12:30

Nonstop5h 45m

San Francisco

Thu 22/5

09:42-06:14

2 stops17h 32m

£240

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 6/5

12:10-20:52

1 stop11h 42m

San Francisco

Fri 9/5

00:40-11:40

1 stop8h 00m

£241

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sat 26/4

09:45-12:39

Nonstop5h 54m

San Francisco

Thu 1/5

13:30-21:29

Nonstop4h 59m

£258

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 29/4

12:50-15:31

Nonstop5h 41m

San Francisco

Wed 30/4

09:50-17:55

Nonstop5h 05m

£260

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 29/4

16:45-08:02

2 stops18h 17m

San Francisco

Wed 30/4

17:35-15:00

2 stops18h 25m

£274

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sat 26/4

09:45-12:39

Nonstop5h 54m

San Francisco

Sun 27/4

13:40-21:42

Nonstop5h 02m

£384

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 29/4

11:34-20:15

1 stop11h 41m

£141

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 29/4

16:45-09:15

1 stop19h 30m

£152

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sun 3/8

22:25-13:59

2 stops42h 34m

£160

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 13 results
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 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 11 April 2025.

The best time to book flights from Toronto Pearson Intl Airport to San Francisco is 67 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, February is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to San Francisco (average of £538). Flying from Toronto Pearson Intl Airport to San Francisco in July is currently the most expensive (average of £803). 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 16 April 2025.

It’s optimal to fly from Toronto Pearson Intl Airport to San Francisco in the afternoon. By choosing this option you can save up to 61% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from Toronto Pearson Intl Airport to San Francisco

Explore weekly flight availability from Pearson Intl 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 16 April 2025.

The most flights from YYZ to SFO are scheduled on a Monday (22 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (13 on average).

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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 16 April 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Porter Airlines and Delta from Toronto to San Francisco to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
8.0
Very Good

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 17 inbound flights from Toronto Pearson Intl per day. 2 airlines have flights to San Francisco from Toronto Pearson Intl on a regular basis.

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

    Flying on WestJet is currently your cheapest option to San Francisco, with prices starting at £203. Additional return tickets that might be worth considering are offered by Delta and Porter Airlines, with the lowest prices starting at £241 and £258, respectively. WestJet is 33% 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?

    The cheapet airlines for a one-way flight from Toronto Pearson Intl Airport to San Francisco are Delta (£141), Alaska Airlines (£152), and WestJet (£160).

  • 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: Brussels Airlines (100%), Porter Airlines (64%), Air Transat( 64%).

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

    While on average a flight from Toronto Pearson Intl Airport to San Francisco is generally £287, our data shows the cheapest flight currently is £284. When looking at the most popular route, (Toronto Pearson Intl - San Francisco), you can expect to pay £369 for that flight.

  • 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, February is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to San Francisco (average of £538). Flying from Toronto Pearson Intl Airport to San Francisco in July is currently the most expensive (average of £803). 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
Santa Cruz
Los Banos
Vallejo
Newark
South San Francisco
Pacific Grove
Union City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pearson Intl to San Francisco

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

Top 2 airlines flying from Pearson Intl to San Francisco

Discover the top 2 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 858,174 searches. Data last updated 16 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest£159Average£326FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapest£315Average£357FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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 makes it easy to find Pearson Intl to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.