Which layover airport has the shortest connection time from Toronto to San Francisco?

Calgary (YYC) has the shortest average layover time for this route: 2h 01m.

How many flights depart from Toronto to San Francisco on average per week?

As of January 2026, there are 90 flights per week flying from Toronto to San Francisco. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

Which airport is the most popular layover for flights between Toronto and San Francisco?

Calgary (YYC) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Toronto to San Francisco?

WestJet, United Airlines, and Air Canada are the most popular carriers operating from Toronto to San Francisco

What is the most punctual flight time for Toronto to San Francisco flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on Toronto to San Francisco flights?

According to our data, Porter Airlines have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

How long does it take to fly to San Francisco?

Flight times from Toronto to San Francisco vary, but if you’re flying out of Toronto and flying into San Francisco (one of the most popular routes), then the duration is 7h 34m on average. Another popular route from Toronto to San Francisco is flying from Hamilton to San Francisco, which will take roughly 9h 27m. Keep in mind that layovers or delays could extend your travel time.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which layover airport offers the lowest fares from Toronto to San Francisco?

Flights via Calgary (YYC) offer the lowest average round-trip price of $298.

Which layover airport has the shortest travel time from Toronto to San Francisco?

Flights connecting via Calgary (YYC) have the shortest average one-way travel time: 9h 05m.

How often are flights from Toronto to San Francisco delayed?

Historically, on average around 23% of flights between Toronto and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 150 minutes.

What airlines fly to San Francisco?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to San Francisco from Toronto according to our data. Air Canada is the first choice among our users, with 48% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 7 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

How many flights depart from Toronto to San Francisco on average per day?

As of January 2026, there are 12 flights per day flying from Toronto to San Francisco. The most common time of day flights depart is 6:00PM, with 59% of flights taking off at noon.

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?

There are 7 operators available for flights from Toronto to San Francisco Airport as of January 2026.

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.

$149 Cheap Flights from Toronto to San Francisco in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Toronto to San Francisco

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 11:54 am

YKF

SFO

8h 54m

1 stop

6:05 pm - 12:45 am

SFO

YKF

27h 40m

1 stop

$262WestJet

Fri, May 22 - Sun, May 24

1:30 pm - 8:46 am

YYZ

SFO

22h 16m

2 stops

10:15 am - 7:50 am

SFO

YYZ

18h 35m

1 stop

$262Multiple Airlines

Mon, Feb 23 - Sun, Mar 1

9:50 am - 12:45 pm

YYZ

SFO

5h 55mnonstop

2:25 pm - 6:43 am

SFO

YYZ

13h 18m

1 stop

$263Multiple Airlines

Thu, Feb 26 - Mon, Mar 2

9:45 am - 12:23 pm

YYZ

SFO

5h 38mnonstop

6:05 pm - 6:12 am

SFO

YYZ

9h 07m

1 stop

$264Multiple Airlines

Wed, May 6 - Fri, May 29

9:50 am - 12:45 pm

YYZ

SFO

5h 55mnonstop

1:45 pm - 9:42 pm

SFO

YYZ

4h 57mnonstop

$265Porter Airlines

Mon, Feb 23 - Wed, Mar 4

6:20 am - 12:10 pm

YKF

SFO

8h 50m

1 stop

1:00 pm - 5:29 am

SFO

YKF

13h 29m

1 stop

$266WestJet

Tue, Mar 3 - Fri, Mar 6

9:00 am - 5:14 pm

YYZ

SFO

11h 14m

1 stop

7:30 am - 9:00 pm

SFO

YYZ

10h 30m

2 stops

$266WestJet

Sat, Jun 6 - Tue, Jun 16

9:50 am - 12:45 pm

YYZ

SFO

5h 55mnonstop

1:45 pm - 9:42 pm

SFO

YYZ

4h 57mnonstop

$267Porter Airlines

Mon, Mar 2 - Fri, Mar 6

8:05 am - 10:54 am

YYZ

SFO

5h 49mnonstop

8:30 am - 4:28 pm

SFO

YYZ

4h 58mnonstop

$270Air Canada

Thu, Feb 26 - Thu, Mar 5

3:30 pm - 9:22 pm

YTZ

SFO

8h 52m

1 stop

8:25 am - 9:35 pm

SFO

YTZ

10h 10m

1 stop

$274Air Canada

Mon, Jan 26 - Thu, Jan 29

WestJet flights from Toronto to San Francisco

Our best WestJet deals on Toronto to San Francisco flight tickets

WestJet

May 22

YKF6:00 amToronto Region of Waterloo Intl

8h 54m

1 stop

SFO11:54 amSan Francisco

May 24

SFO6:05 pmSan Francisco

27h 40m

1 stop

YKF12:45 amToronto Region of Waterloo Intl

$262

WestJet

Jun 6

YYZ9:00 amToronto Pearson Intl

11h 14m

1 stop

SFO5:14 pmSan Francisco

Jun 16

SFO7:30 amSan Francisco

10h 30m

2 stops

YYZ9:00 pmToronto Pearson Intl

$266

WestJet

May 2

YKF6:00 amToronto Region of Waterloo Intl

18h 24m

1 stop

SFO9:24 pmSan Francisco

May 7

SFO12:50 pmSan Francisco

8h 55m

1 stop

YKF12:45 amToronto Region of Waterloo Intl

$267

Porter Airlines flights from Toronto to San Francisco

Our best Porter Airlines deals on Toronto to San Francisco flight tickets

Porter Airlines

Feb 23

YYZ9:50 amToronto Pearson Intl

5h 55m

SFO12:45 pmSan Francisco

Mar 4

SFO1:45 pmSan Francisco

4h 57m

YYZ9:42 pmToronto Pearson Intl

$265

Porter Airlines

Mar 2

YYZ9:50 amToronto Pearson Intl

5h 55m

SFO12:45 pmSan Francisco

Mar 6

SFO1:45 pmSan Francisco

4h 57m

YYZ9:42 pmToronto Pearson Intl

$267

Porter Airlines

Jan 26

YYZ9:50 amToronto Pearson Intl

5h 53m

SFO12:43 pmSan Francisco

Feb 14

SFO1:45 pmSan Francisco

4h 57m

YYZ9:42 pmToronto Pearson Intl

$268

Fly from

Fly to

Route

Depart

Return

Price

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Fri 5/22

6:00 am-11:54 am

1 stop8h 54m

San Francisco

Sun 5/24

6:05 pm-12:45 am

1 stop27h 40m

$262

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Mon 2/23

1:30 pm-8:46 am

2 stops22h 16m

San Francisco

Sun 3/1

10:15 am-7:50 am

1 stop18h 35m

$262

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 2/26

9:50 am-12:45 pm

Nonstop5h 55m

San Francisco

Mon 3/2

2:25 pm-6:43 am

1 stop13h 18m

$263

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 5/6

9:45 am-12:23 pm

Nonstop5h 38m

San Francisco

Fri 5/29

6:05 pm-6:12 am

1 stop9h 07m

$264

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Mon 2/23

9:50 am-12:45 pm

Nonstop5h 55m

San Francisco

Wed 3/4

1:45 pm-9:42 pm

Nonstop4h 57m

$265

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Tue 3/3

6:20 am-12:10 pm

1 stop8h 50m

San Francisco

Fri 3/6

1:00 pm-5:29 am

1 stop13h 29m

$266

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sat 6/6

9:00 am-5:14 pm

1 stop11h 14m

San Francisco

Tue 6/16

7:30 am-9:00 pm

2 stops10h 30m

$266

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Mon 3/2

9:50 am-12:45 pm

Nonstop5h 55m

San Francisco

Fri 3/6

1:45 pm-9:42 pm

Nonstop4h 57m

$267

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 2/26

8:05 am-10:54 am

Nonstop5h 49m

San Francisco

Thu 3/5

8:30 am-4:28 pm

Nonstop4h 58m

$270

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

Mon 1/26

3:30 pm-9:22 pm

1 stop8h 52m

San Francisco

Thu 1/29

8:25 am-9:35 pm

1 stop10h 10m

$274

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Layovers

Other information

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 March, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $324.

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 $455. The most expensive day to fly to San Francisco is Tuesday, with ticket prices averaging around $722.

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 $451. Flights in the evening are often more expensive with an average ticket price of $936.

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 $368 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 $315 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 16% 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 January 2026, prices for Toronto to San Francisco flights are approximately 6% more expensive 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	$243
Fastest flight time	5h 38m
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 $243. The best round-trip flight deal from Toronto to San Francisco found on momondo in the last 72 hours is $359.

The fastest flight from Toronto to San Francisco takes 5h 38m

Direct flights go from Toronto to San Francisco every day.

There is 1 airport in San Francisco. From Toronto there are direct flights to 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 38m 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?
There are 7 operators available for flights from Toronto to San Francisco Airport as of January 2026.
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?
Based on momondo bookings for flights between Toronto and San Francisco, the leading plane model is Embraer 195 E2, making up 56.97% of the total bookings. Other popular models include Boeing 737-800 with 14.35%, Airbus A320-100/200 with 8.43%, and Boeing 737 MAX 8 with 6.97%.
What is the most popular airline from Toronto to San Francisco?
momondo data reveals that the most frequently booked airline on the route from Toronto to San Francisco is Air Canada, representing 39% of all bookings. The subsequent popular airlines are Porter Airlines at 36%, United Airlines at 10%, and WestJet at 9%.

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
WestJet	PriceFrom $118	Free Cancellation	Rating 7.2 3,238 reviews	Search WestJet flights
Porter Airlines	PriceFrom $258	Free Cancellation	Rating 8.0 407 reviews	Search Porter Airlines flights
Air Canada	PriceFrom $270	Free Cancellation	Rating 7.1 10,618 reviews	Search Air Canada flights
Delta	PriceFrom $303	Free Cancellation	Rating 7.9 8,039 reviews	Search Delta flights
American Airlines	PriceFrom $307	Free Cancellation	Rating 7.2 11,117 reviews	Search American Airlines flights
United Airlines	PriceFrom $312	Free Cancellation	Rating 7.4 9,152 reviews	Search United Airlines flights
Air Transat	PriceFrom $324	Free Cancellation	Rating 7.7 493 reviews	Search Air Transat flights

Porter Airlines Flights From Toronto to San Francisco
Porter Airlines flight deals from Toronto to San Francisco start from $258 round-trip. Over the 7 Porter Airlines flights for this route in a normal week, average airfare is usually $389 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 (7.7/10, 493 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 $492.

Santa Cruz

Carmel-by-the-Sea

Modesto

Sonoma

Bodega Bay

Roseville

Hayward

Calistoga

Big Sur

Santa Clara

Berkeley

Walnut Creek

Fremont

Half Moon Bay

Daly City

Vallejo

Livermore

Salinas

Sunnyvale

Turlock

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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 2/12

Thu 2/19

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing California

Popular cities in the United States

Flights to New Yorkfrom $49

Flights to Los Angelesfrom $49

Flights to Miamifrom $33

Flights to Chicagofrom $58

Flights to Orlandofrom $37

Flights to Las Vegasfrom $46

Flights to Washington, D.C.from $57

Flights to Bostonfrom $59

Flights to Atlantafrom $49

Flights to Dallasfrom $40

Flights to Seattlefrom $54

Flights to Denverfrom $56

Cheap flights from Toronto to San Francisco from $156

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 3/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Toronto to San Francisco

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

WestJet flights from Toronto to San Francisco

Our best WestJet deals on Toronto to San Francisco flight tickets

Porter Airlines flights from Toronto to San Francisco

Our best Porter Airlines deals on Toronto to San Francisco flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Toronto to San Francisco that are best for you.

See travel insights to San Francisco from

How to get the cheapest flight ticket from Toronto to San Francisco

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 March, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $324.

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 $455. The most expensive day to fly to San Francisco is Tuesday, with ticket prices averaging around $722.

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 $451. Flights in the evening are often more expensive with an average ticket price of $936.

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?

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 16% 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 January 2026, prices for Toronto to San Francisco flights are approximately 6% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Toronto to San Francisco?

WestJet, United Airlines, and Air Canada are the most popular carriers operating from Toronto to San Francisco

What airlines fly to San Francisco?

How often are flights from Toronto to San Francisco delayed?

Historically, on average around 23% of flights between Toronto and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 150 minutes.

What is the most punctual flight time for Toronto to San Francisco flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Toronto to San Francisco flights?

According to our data, Porter Airlines have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Toronto and San Francisco?

Calgary (YYC) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Toronto to San Francisco?

Flights via Calgary (YYC) offer the lowest average round-trip price of $298.

Which layover airport has the shortest travel time from Toronto to San Francisco?

Flights connecting via Calgary (YYC) have the shortest average one-way travel time: 9h 05m.

Which layover airport has the shortest connection time from Toronto to San Francisco?

Calgary (YYC) has the shortest average layover time for this route: 2h 01m.

How many flights depart from Toronto to San Francisco on average per day?

As of January 2026, there are 12 flights per day flying from Toronto to San Francisco. The most common time of day flights depart is 6:00PM, with 59% of flights taking off at noon.

How many flights depart from Toronto to San Francisco on average per week?

As of January 2026, there are 90 flights per week flying from Toronto to San Francisco. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

How long does it take to fly to San Francisco?

When to book flights from Toronto to San Francisco

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

Fastest flight time

Direct flights

Airports in San Francisco

How far is Toronto to San Francisco by plane?

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

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?

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

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

Porter Airlines Flights From Toronto to San Francisco