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Cheap flights from Toronto Pearson Intl Airport to San Francisco from $172

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto Pearson Intl Airport to San Francisco departing on 11/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Toronto Pearson Intl Airport to San Francisco

Cheap round-trip flights

Porter Airlines Logo
9:45 am - 12:40 pmYYZ-SFO
5h 55mnonstop
Porter Airlines Logo
1:40 pm - 9:37 pmSFO-YYZ
4h 57mnonstop
$271Porter Airlines
Find Deal
Fri, Oct 31 - Mon, Nov 10
Porter Airlines Logo
9:45 am - 12:40 pmYYZ-SFO
5h 55mnonstop
Porter Airlines Logo
1:40 pm - 9:37 pmSFO-YYZ
4h 57mnonstop
$272Porter Airlines
Find Deal
Fri, Dec 12 - Mon, Dec 15
Multiple Airlines Logo
9:45 am - 3:27 pmYYZ-SFO
8h 42m1 stop
Multiple Airlines Logo
10:19 pm - 12:26 amSFO-YYZ
23h 07m2 stops
$273Multiple Airlines
Find Deal
Fri, Dec 12 - Mon, Dec 15
WestJet Logo
8:00 pm - 9:24 pmYYZ-SFO
28h 24m1 stop
WestJet Logo
12:50 pm - 5:51 amSFO-YYZ
14h 01m2 stops
$274WestJet
Find Deal
Thu, Oct 2 - Sat, Oct 4
Multiple Airlines Logo
10:25 pm - 11:54 amYYZ-SFO
16h 29m1 stop
Multiple Airlines Logo
10:15 am - 10:53 pmSFO-YYZ
9h 38m1 stop
$275Multiple Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
Multiple Airlines Logo
9:45 am - 12:23 pmYYZ-SFO
5h 38mnonstop
Multiple Airlines Logo
12:50 pm - 5:51 amSFO-YYZ
14h 01m2 stops
$276Multiple Airlines
Find Deal
Sun, Oct 5 - Sat, Oct 11
Porter Airlines Logo
9:45 am - 12:40 pmYYZ-SFO
5h 55mnonstop
Porter Airlines Logo
1:40 pm - 9:37 pmSFO-YYZ
4h 57mnonstop
$277Porter Airlines
Find Deal
Wed, Oct 29 - Mon, Nov 3
WestJet Logo
6:45 am - 11:54 amYYZ-SFO
32h 09m2 stops
WestJet Logo
7:30 am - 12:31 amSFO-YYZ
14h 01m2 stops
$279WestJet
Find Deal
Tue, Oct 14 - Fri, Oct 17
Air Canada Logo
10:45 am - 1:30 pmYYZ-SFO
5h 45mnonstop
Air Canada Logo
1:20 pm - 6:38 amSFO-YYZ
14h 18m2 stops
$292Air Canada
Find Deal
Sun, Oct 26 - Sat, Nov 1
Air Canada Logo
8:05 am - 10:54 amYYZ-SFO
5h 49mnonstop
Air Canada Logo
4:15 pm - 12:13 amSFO-YYZ
4h 58mnonstop
$300Air Canada
Find Deal
Thu, Nov 13 - Thu, Dec 4

Air Canada flights from Toronto Pearson Intl Airport to San Francisco

Our best Air Canada deals on Toronto Pearson Intl Airport to San Francisco flight tickets
Air Canada
Oct 26
YYZ10:45 amToronto Pearson Intl
5h 45m
SFO1:30 pmSan Francisco
Nov 1
SFO1:20 pmSan Francisco
14h 18m
2 stops
YYZ6:38 amToronto Pearson Intl
$292
Find similar
Air Canada
Nov 13
YYZ8:05 amToronto Pearson Intl
5h 49m
SFO10:54 amSan Francisco
Dec 4
SFO4:15 pmSan Francisco
4h 58m
YYZ12:13 amToronto Pearson Intl
$300
Find similar
Air Canada
Sep 30
YYZ8:05 amToronto Pearson Intl
5h 28m
SFO10:33 amSan Francisco
Oct 7
SFO2:05 pmSan Francisco
4h 55m
YYZ10:00 pmToronto Pearson Intl
$330
Find similar

Porter Airlines flights from Toronto Pearson Intl Airport to San Francisco

Our best Porter Airlines deals on Toronto Pearson Intl Airport to San Francisco flight tickets
Porter Airlines
Oct 31
YYZ9:45 amToronto Pearson Intl
5h 55m
SFO12:40 pmSan Francisco
Nov 10
SFO1:40 pmSan Francisco
4h 57m
YYZ9:37 pmToronto Pearson Intl
$271
Find similar
Porter Airlines
Dec 12
YYZ9:45 amToronto Pearson Intl
5h 55m
SFO12:40 pmSan Francisco
Dec 15
SFO1:40 pmSan Francisco
4h 57m
YYZ9:37 pmToronto Pearson Intl
$272
Find similar
Porter Airlines
Oct 29
YYZ9:45 amToronto Pearson Intl
5h 55m
SFO12:40 pmSan Francisco
Nov 3
SFO1:40 pmSan Francisco
4h 57m
YYZ9:37 pmToronto Pearson Intl
$277
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Toronto Pearson Intl Airport 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, momondo users made 832,500 searches. Data last updated September 16, 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

Fly to

Route

Depart

Return

Price

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 10/31

9:45 am-12:40 pm

Nonstop5h 55m

San Francisco

Mon 11/10

1:40 pm-9:37 pm

Nonstop4h 57m

$271

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 12/12

9:45 am-12:40 pm

Nonstop5h 55m

San Francisco

Mon 12/15

1:40 pm-9:37 pm

Nonstop4h 57m

$272

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 12/12

9:45 am-3:27 pm

1 stop8h 42m

San Francisco

Mon 12/15

10:19 pm-12:26 am

2 stops23h 07m

$273

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 10/2

8:00 pm-9:24 pm

1 stop28h 24m

San Francisco

Sat 10/4

12:50 pm-5:51 am

2 stops14h 01m

$274

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 10/14

10:25 pm-11:54 am

1 stop16h 29m

San Francisco

Tue 10/21

10:15 am-10:53 pm

1 stop9h 38m

$275

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sun 10/5

9:45 am-12:23 pm

Nonstop5h 38m

San Francisco

Sat 10/11

12:50 pm-5:51 am

2 stops14h 01m

$276

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 10/29

9:45 am-12:40 pm

Nonstop5h 55m

San Francisco

Mon 11/3

1:40 pm-9:37 pm

Nonstop4h 57m

$277

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 10/14

6:45 am-11:54 am

2 stops32h 09m

San Francisco

Fri 10/17

7:30 am-12:31 am

2 stops14h 01m

$279

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sun 10/26

10:45 am-1:30 pm

Nonstop5h 45m

San Francisco

Sat 11/1

1:20 pm-6:38 am

2 stops14h 18m

$292

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 11/13

8:05 am-10:54 am

Nonstop5h 49m

San Francisco

Thu 12/4

4:15 pm-12:13 am

Nonstop4h 58m

$300

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Toronto Pearson Intl Airport to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $335.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Toronto Pearson Intl Airport to San Francisco is on a Friday when prices can be found for as low as $431. The most expensive day to fly to San Francisco is Tuesday, with ticket prices averaging around $756.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Toronto Pearson Intl Airport to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $424. Flights in the evening are often more expensive with an average ticket price of $931.

What is the cheapest Toronto Pearson Intl to San Francisco flight route?

Fly from Toronto Pearson Intl to San Francisco for the best Toronto Pearson Intl - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Toronto Pearson Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $378 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Toronto Pearson Intl Airport for as low as $332 on momondo.

What cabin class options are available on Toronto Pearson Intl to San Francisco flights?

There are 4 cabin classes available to choose from on Toronto Pearson Intl to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Toronto Pearson Intl Airport to San Francisco flights?

No. A direct flight is the cheapest option for a flight between Toronto Pearson Intl Airport to San Francisco.

How have Toronto Pearson Intl Airport to San Francisco flight prices changed over time?

As of September 2025, prices for Toronto Pearson Intl Airport to San Francisco flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from Toronto Pearson Intl Airport to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Toronto Pearson Intl Airport to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Toronto Pearson Intl Airport to San Francisco (YYZ to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto Pearson Intl Airport to San Francisco

Best Price Found

$209

Fastest flight time

5h 28m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Toronto Pearson Intl Airport in the past 72 hours is $209. The best round-trip flight deal from Toronto Pearson Intl Airport to San Francisco found on momondo in the last 72 hours is $406.
The fastest flight from Toronto Pearson Intl Airport to San Francisco takes 5h 28m
Direct flights go from Toronto Pearson Intl Airport to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is Toronto Pearson Intl to San Francisco by plane?

    San Francisco is 2249.9 mi away from Toronto Pearson Intl. Flights usually cover this in 5h 38m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Toronto Pearson Intl Airport to San Francisco Airport?

    Prices for flights from Toronto Pearson Intl Airport to San Francisco Airport were last updated today.

  • How many operators does momondo search for flights from Toronto Pearson Intl Airport to San Francisco Airport?

  • How old do you have to be to fly from Toronto Pearson Intl Airport to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Toronto Pearson Intl Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Toronto Pearson Intl Airport to San Francisco?

  • What is the most popular airline from Toronto Pearson Intl Airport to San Francisco?

Best airlines flying from Toronto Pearson Intl Airport to San Francisco

Compare and see reviews for airlines that fly from Toronto Pearson Intl Airport to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $172Free CancellationRating
7.2
3,093 reviews
Search WestJet flights
Porter AirlinesPriceFrom $257Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $269Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Air TransatPriceFrom $287Free CancellationRating
7.7
438 reviews
Search Air Transat flights
American AirlinesPriceFrom $288Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $308Free CancellationRating
7.9
7,957 reviews
Search Delta flights
United AirlinesPriceFrom $333Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights

  • Porter Airlines Flights From Toronto Pearson Intl Airport to San Francisco

    Porter Airlines flies from Toronto Pearson Intl Airport to San Francisco around 5 times per week, with 363 momondo users rating the airline 7.9/10. The cheapest Porter Airlines deal from Toronto Pearson Intl Airport to San Francisco in the last 72 hours was $257 (round-trip), much lower than the average airfare cost of $438 for Porter Airlines flights on this route.

  • Air Transat Flights From Toronto Pearson Intl Airport to San Francisco

    The best Air Transat deal for Toronto Pearson Intl Airport to San Francisco flight tickets found on momondo in the last 72 hours was $287, round-trip. It should be noted that an average Air Transat flight deal for this route in this time was higher, at $393 round-trip. Air Transat operates 5 flights out of Toronto Pearson Intl Airport into San Francisco in an average week, so prices vary by time and availability. 438 Air Transat reviews by users on momondo have scored the airline at 7.7/10.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Calistoga
Bodega Bay
Roseville
Hayward
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Half Moon Bay
Walnut Creek
Vallejo
Redwood City
Salinas
South San Francisco
Fairfield

Why use momondo?

Why should I use momondo to find a flight deal from Toronto to San Francisco?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Toronto to San Francisco. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Toronto to San Francisco with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Francisco from Toronto with this policy.

How can momondo help me find flights from Toronto to San Francisco?

momondo provides multiple filters to help you find the best flight to San Francisco from Toronto. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Toronto to San Francisco right now. Can momondo alert me if prices change?

Price alerts on flights to San Francisco from Toronto are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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