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Cheap flights from Toronto to San Francisco from $146

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 to San Francisco departing on 2/3. 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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0 bags

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Multiple Airlines Logo
9:45 am - 12:40 pmYYZ-SFO
5h 55mnonstop
Multiple Airlines Logo
10:15 am - 6:40 amSFO-YYZ
17h 25m1 stop
$259Multiple Airlines
Find Deal
Sun, Dec 7 - Tue, Mar 10
Multiple Airlines Logo
9:45 am - 12:40 pmYYZ-SFO
5h 55mnonstop
Multiple Airlines Logo
10:15 am - 6:58 amSFO-YYZ
17h 43m2 stops
$261Multiple Airlines
Find Deal
Mon, Jan 19 - Tue, Feb 3
Multiple Airlines Logo
8:00 pm - 9:30 amYYZ-SFO
16h 30m1 stop
Multiple Airlines Logo
10:15 am - 12:38 amSFO-YYZ
11h 23m1 stop
$262Multiple Airlines
Find Deal
Sat, Jan 24 - Thu, Jan 29
Porter Airlines Logo
9:45 am - 12:40 pmYYZ-SFO
5h 55mnonstop
Porter Airlines Logo
1:40 pm - 9:39 pmSFO-YYZ
4h 59mnonstop
$281Porter Airlines
Find Deal
Thu, Dec 4 - Sat, Dec 6
Flair Airlines Logo
8:00 pm - 9:30 amYYZ-SFO
16h 30m1 stop
Flair Airlines Logo
10:15 am - 6:40 amSFO-YYZ
17h 25m1 stop
$282Flair Airlines
Find Deal
Wed, Dec 10 - Sun, Dec 14
Porter Airlines Logo
9:45 am - 12:40 pmYYZ-SFO
5h 55mnonstop
Porter Airlines Logo
1:40 pm - 9:39 pmSFO-YYZ
4h 59mnonstop
$286Porter Airlines
Find Deal
Thu, Nov 27 - Wed, Dec 3
WestJet Logo
6:10 pm - 12:12 pmYHM-SFO
21h 02m1 stop
WestJet Logo
1:00 pm - 5:16 pmSFO-YHM
25h 16m1 stop
$298WestJet
Find Deal
Mon, Jan 19 - Tue, Feb 3
WestJet Logo
6:10 pm - 12:12 pmYHM-SFO
21h 02m1 stop
WestJet Logo
1:00 pm - 5:16 pmSFO-YHM
25h 16m1 stop
$299WestJet
Find Deal
Mon, Jan 19 - Tue, Feb 3
Air Canada Logo
3:30 pm - 9:22 pmYTZ-SFO
8h 52m1 stop
Air Canada Logo
8:25 am - 9:35 pmSFO-YTZ
10h 10m1 stop
$301Air Canada
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Sat, Jan 24 - Thu, Jan 29
Air Canada Logo
3:30 pm - 9:22 pmYTZ-SFO
8h 52m1 stop
Air Canada Logo
8:25 am - 9:35 pmSFO-YTZ
10h 10m1 stop
$302Air Canada
Find Deal
Sat, Jan 24 - Thu, Jan 29

Porter Airlines flights from Toronto to San Francisco

Our best Porter Airlines deals on Toronto to San Francisco flight tickets
Porter Airlines
Dec 4
YYZ9:45 amToronto Pearson Intl
5h 55m
SFO12:40 pmSan Francisco
Dec 6
SFO1:40 pmSan Francisco
4h 59m
YYZ9:39 pmToronto Pearson Intl
$281
Find similar
Porter Airlines
Nov 27
YYZ9:45 amToronto Pearson Intl
5h 55m
SFO12:40 pmSan Francisco
Dec 3
SFO1:40 pmSan Francisco
4h 59m
YYZ9:39 pmToronto Pearson Intl
$286
Find similar
Porter Airlines
Nov 27
YYZ9:45 amToronto Pearson Intl
5h 55m
SFO12:40 pmSan Francisco
Dec 3
SFO1:40 pmSan Francisco
4h 59m
YYZ9:39 pmToronto Pearson Intl
$290
Find similar

Flair Airlines flights from Toronto to San Francisco

Our best Flair Airlines deals on Toronto to San Francisco flight tickets
Flair Airlines
Dec 10
YYZ8:00 pmToronto Pearson Intl
16h 30m
1 stop
SFO9:30 amSan Francisco
Dec 14
SFO10:15 amSan Francisco
17h 25m
1 stop
YYZ6:40 amToronto Pearson Intl
$282
Find similar
Flair Airlines
Nov 19
YYZ2:25 pmToronto Pearson Intl
22h 05m
2 stops
SFO9:30 amSan Francisco
Dec 14
SFO10:15 amSan Francisco
17h 25m
1 stop
YYZ6:40 amToronto Pearson Intl
$353
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Toronto 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 November 6, 2025.
Use the filters below to find and compare flights from Toronto to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sun 12/7

9:45 am-12:40 pm

Nonstop5h 55m

San Francisco

Tue 3/10

10:15 am-6:40 am

1 stop17h 25m

$259

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Mon 1/19

9:45 am-12:40 pm

Nonstop5h 55m

San Francisco

Tue 2/3

10:15 am-6:58 am

2 stops17h 43m

$261

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sat 1/24

8:00 pm-9:30 am

1 stop16h 30m

San Francisco

Thu 1/29

10:15 am-12:38 am

1 stop11h 23m

$262

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 12/4

9:45 am-12:40 pm

Nonstop5h 55m

San Francisco

Sat 12/6

1:40 pm-9:39 pm

Nonstop4h 59m

$281

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 12/10

8:00 pm-9:30 am

1 stop16h 30m

San Francisco

Sun 12/14

10:15 am-6:40 am

1 stop17h 25m

$282

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 11/27

9:45 am-12:40 pm

Nonstop5h 55m

San Francisco

Wed 12/3

1:40 pm-9:39 pm

Nonstop4h 59m

$286

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Mon 1/19

6:10 pm-12:12 pm

1 stop21h 02m

San Francisco

Tue 2/3

1:00 pm-5:16 pm

1 stop25h 16m

$298

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Mon 1/19

6:10 pm-12:12 pm

1 stop21h 02m

San Francisco

Tue 2/3

1:00 pm-5:16 pm

1 stop25h 16m

$299

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Sat 1/24

3:30 pm-9:22 pm

1 stop8h 52m

San Francisco

Thu 1/29

8:25 am-9:35 pm

1 stop10h 10m

$301

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Sat 1/24

3:30 pm-9:22 pm

1 stop8h 52m

San Francisco

Thu 1/29

8:25 am-9:35 pm

1 stop10h 10m

$302

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Toronto 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 typical price of a round-trip flight between Toronto and San Francisco?

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 $329.

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

The cheapest day to depart from Toronto to San Francisco is on a Thursday when prices can be found for as low as $433. The most expensive day to fly to San Francisco is Tuesday, with ticket prices averaging around $731.

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

Our data shows that the cheapest Toronto to San Francisco flights are usually those with departure times in the morning. Our users have found flights to San Francisco in the morning for as low as $447. Flights in the evening are often more expensive with an average ticket price of $935.

What is the cheapest Toronto to San Francisco flight route?

Fly from Toronto Pearson Intl to San Francisco for the best Toronto - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $372 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 for as low as $333 on momondo.

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

There are 4 cabin classes available to choose from on Toronto 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 to San Francisco flights?

You could potentially save up to 11% on your flight if you consider stops on a Toronto to San Francisco flight.

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

As of November 2025, prices for Toronto to San Francisco flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Toronto to San Francisco

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

Cheap Toronto to San Francisco (YTO to SFO) flight deals and tips

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

Best Price Found

$215

Fastest flight time

5h 40m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Toronto in the past 72 hours is $215. The best round-trip flight deal from Toronto to San Francisco found on momondo in the last 72 hours is $361.
The fastest flight from Toronto to San Francisco takes 5h 40m
Direct flights go from Toronto to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is Toronto to San Francisco by plane?

    San Francisco is 2261.8 mi away from Toronto. 5h 55m is a normal flight duration for this route.

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

    Prices for flights from Toronto to San Francisco Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Toronto 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 to San Francisco Airport.

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

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Toronto to San Francisco

Compare and see reviews for airlines that fly from Toronto to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $172Free CancellationRating
7.2
3,154 reviews
Search WestJet flights
Porter AirlinesPriceFrom $253Free CancellationRating
8.0
387 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $270Free CancellationRating
7.1
10,410 reviews
Search Air Canada flights
American AirlinesPriceFrom $288Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
DeltaPriceFrom $308Free CancellationRating
7.9
8,001 reviews
Search Delta flights
United AirlinesPriceFrom $310Free CancellationRating
7.4
9,003 reviews
Search United Airlines flights
Air TransatPriceFrom $324Free CancellationRating
7.8
470 reviews
Search Air Transat flights

  • Porter Airlines Flights From Toronto to San Francisco

    Porter Airlines flight deals from Toronto to San Francisco start from $253 round-trip. Over the 7 Porter Airlines flights for this route in a normal week, average airfare is usually $396 round-trip - but some users have found much cheaper deals with momondo.

  • Air Transat Flights From Toronto to San Francisco

    Another popular option for Toronto to San Francisco flights is Air Transat (7.8/10, 470 ratings). Air Transat flies from Toronto to San Francisco around 7 times per week, with deals starting from $324 round-trip and rising to an average price of around $402.

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
Bodega Bay
Roseville
Calistoga
Hayward
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Vallejo
Walnut Creek
Half Moon Bay
Salinas
Livermore
Turlock
South San Francisco

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Toronto to San Francisco for you.

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 offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Toronto to San Francisco.

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

Yes. momondo can track prices for Toronto to San Francisco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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