Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Toronto to San Francisco from $125

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 8/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Toronto to San Francisco

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Toronto to San Francisco.
WestJet Logo
6:00 am - 1:59 pmYKF-SFO
10h 59m2 stops
WestJet Logo
12:50 pm - 12:46 amSFO-YKF
8h 56m1 stop
$225WestJet
Find Deal
Wed, Jul 9 - Wed, Jul 16
WestJet Logo
6:00 am - 11:56 amYKF-SFO
8h 56m1 stop
WestJet Logo
12:50 pm - 12:46 amSFO-YKF
8h 56m1 stop
$226WestJet
Find Deal
Thu, Aug 7 - Mon, Aug 11
Air Canada Logo
12:25 pm - 8:10 pmYTZ-SFO
10h 45m1 stop
Air Canada Logo
8:15 am - 7:50 pmSFO-YTZ
8h 35m1 stop
$310Air Canada
Find Deal
Tue, May 20 - Tue, May 27
Air Canada Logo
7:20 pm - 10:02 pmYYZ-SFO
5h 42mnonstop
Air Canada Logo
4:50 pm - 12:51 amSFO-YYZ
5h 01mnonstop
$310Air Canada
Find Deal
Thu, Jun 12 - Tue, Jun 17
Porter Airlines Logo
9:45 am - 12:30 pmYYZ-SFO
5h 45mnonstop
Porter Airlines Logo
1:30 pm - 9:29 pmSFO-YYZ
4h 59mnonstop
$342Porter Airlines
Find Deal
Fri, May 23 - Thu, May 29
Porter Airlines Logo
9:45 am - 12:30 pmYYZ-SFO
5h 45mnonstop
Porter Airlines Logo
1:30 pm - 9:29 pmSFO-YYZ
4h 59mnonstop
$351Porter Airlines
Find Deal
Wed, May 14 - Mon, May 26
United Airlines Logo
8:25 am - 11:05 amYYZ-SFO
5h 40mnonstop
United Airlines Logo
8:35 am - 4:35 pmSFO-YYZ
5h 00mnonstop
$366United Airlines
Find Deal
Fri, May 16 - Sun, May 18
United Airlines Logo
6:30 am - 9:19 amYYZ-SFO
5h 49mnonstop
United Airlines Logo
5:04 am - 3:46 pmSFO-YYZ
7h 42m1 stop
$374United Airlines
Find Deal
Fri, May 16 - Sun, May 18
American Airlines Logo
1:15 pm - 11:58 pmYYZ-SFO
13h 43m2 stops
American Airlines Logo
12:21 am - 6:35 pmSFO-YYZ
15h 14m1 stop
$376American Airlines
Find Deal
Tue, May 20 - Sat, May 24
American Airlines Logo
6:45 am - 12:22 amYYZ-SFO
20h 37m1 stop
American Airlines Logo
11:57 pm - 12:30 pmSFO-YYZ
9h 33m1 stop
$387American Airlines
Find Deal
Wed, May 14 - Mon, May 19

WestJet flights from Toronto to San Francisco

Our best WestJet deals on Toronto to San Francisco flight tickets
WestJet
Jul 9
YKF6:00 amToronto Region of Waterloo Intl
10h 59m
2 stops
SFO1:59 pmSan Francisco
Jul 16
SFO12:50 pmSan Francisco
8h 56m
1 stop
YKF12:46 amToronto Region of Waterloo Intl
WestJet
Aug 7
YKF6:00 amToronto Region of Waterloo Intl
8h 56m
1 stop
SFO11:56 amSan Francisco
Aug 11
SFO12:50 pmSan Francisco
8h 56m
1 stop
YKF12:46 amToronto Region of Waterloo Intl
WestJet
Jun 9
YKF6:00 amToronto Region of Waterloo Intl
9h 05m
1 stop
SFO12:05 pmSan Francisco
Jul 24
SFO12:50 pmSan Francisco
8h 56m
1 stop
YKF12:46 amToronto Region of Waterloo Intl

Flair Airlines flights from Toronto to San Francisco

Our best Flair Airlines deals on Toronto to San Francisco flight tickets
Flair Airlines
Jun 14
YKF8:25 pmToronto Region of Waterloo Intl
16h 05m
1 stop
SFO9:30 amSan Francisco
Jun 20
SFO10:15 amSan Francisco
17h 55m
1 stop
YKF7:10 amToronto Region of Waterloo Intl
Flair Airlines
May 5
YKF9:25 amToronto Region of Waterloo Intl
27h 05m
1 stop
SFO9:30 amSan Francisco
May 9
SFO10:15 amSan Francisco
17h 55m
1 stop
YKF7:10 amToronto Region of Waterloo Intl
Flair Airlines
Jun 1
YKF9:25 amToronto Region of Waterloo Intl
27h 05m
1 stop
SFO9:30 amSan Francisco
Jun 8
SFO10:15 amSan Francisco
30h 10m
1 stop
YKF7:25 pmToronto Region of Waterloo Intl

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 cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of March, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $336.

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 Friday when prices can be found for as low as $458. The most expensive day to fly to San Francisco is Tuesday, with ticket prices averaging around $627.

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 at noon. Our users have found flights to San Francisco at noon for as low as $400. Flights in the afternoon are often more expensive with an average ticket price of $857.

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 17 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $404 when searching 17 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 $371 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.

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

As of April 2025, prices for Toronto to San Francisco flights are approximately 19% 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

$125

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 in the past 72 hours is $125. The best round-trip flight deal from Toronto to San Francisco found on momondo in the last 72 hours is $225.
The fastest flight from Toronto to San Francisco takes 5h 28m
Direct flights go from Toronto to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)

  • How far is Toronto to San Francisco by plane?

    San Francisco is 2261.8 mi away from Toronto. 5h 33m 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 $174Free CancellationRating
7.2
2,815 reviews
Search WestJet flights
Porter AirlinesPriceFrom $240Free CancellationRating
8.0
284 reviews
Search Porter Airlines flights
Air TransatPriceFrom $265Free CancellationRating
7.8
385 reviews
Search Air Transat flights
Air CanadaPriceFrom $266Free CancellationRating
7.0
9,195 reviews
Search Air Canada flights
American AirlinesPriceFrom $288Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $307Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
DeltaPriceFrom $308Free CancellationRating
8.0
7,920 reviews
Search Delta flights
  • Porter Airlines Flights From Toronto to San Francisco

    Porter Airlines flight deals from Toronto to San Francisco start from $240 round-trip. Over the 7 Porter Airlines flights for this route in a normal week, average airfare is usually $483 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, 385 ratings). Air Transat flies from Toronto to San Francisco around 7 times per week, with deals starting from $265 round-trip and rising to an average price of around $374.


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
Hayward
Modesto
Calistoga
Sonoma
Roseville
Bodega Bay
Daly City
Santa Clara
Fremont
South San Francisco
Big Sur
Sunnyvale
Redwood City
Berkeley
Walnut Creek
Vallejo
Palo Alto
Fairfield

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 4/28
Mon 5/5

Find better results for your trip to the United States