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

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

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.

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 148 minutes.

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 52m on average. Another popular route from Toronto to San Francisco is flying from Hamilton to San Francisco, which will take roughly 8h 54m. Keep in mind that layovers or delays could extend your travel time.

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.

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.

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

As of November 2025, there are 15 flights per day flying from Toronto to San Francisco. The most common time of day flights depart is 6:00PM, with 67% of flights taking off at noon.

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

As of November 2025, there are 107 flights per week flying from Toronto to San Francisco. The most common day of the week flights depart is Wed, with 17% of flights taking off on this day.

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 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.

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 50% 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.

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 November 2025.

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.

$131 Cheap Flights from Toronto to San Francisco in 2025/26

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6:00 am - 11:54 amYHM-SFO

8h 54m1 stop

12:50 pm - 12:40 amSFO-YHM

8h 50m1 stop

$230WestJet

Find Deal

lun., may. 4 - sáb., may. 9

6:00 am - 11:54 amYHM-SFO

8h 54m1 stop

12:50 pm - 12:40 amSFO-YHM

8h 50m1 stop

$231WestJet

Find Deal

jue., abr. 30 - lun., may. 4

6:00 am - 1:57 pmYHM-SFO

10h 57m2 stops

12:50 pm - 12:40 amSFO-YHM

8h 50m1 stop

$247WestJet

Find Deal

vie., may. 15 - lun., may. 25

6:00 am - 1:57 pmYHM-SFO

10h 57m2 stops

12:50 pm - 12:40 amSFO-YHM

8h 50m1 stop

$248WestJet

Find Deal

sáb., may. 23 - mar., may. 26

8:00 pm - 8:47 amYYZ-SFO

15h 47m1 stop

1:00 pm - 12:26 amSFO-YYZ

8h 26m1 stop

$267Multiple Airlines

Find Deal

lun., ene. 12 - mar., ene. 20

6:30 pm - 12:12 pmYYZ-SFO

20h 42m1 stop

6:00 am - 7:55 pmSFO-YYZ

10h 55m1 stop

$268Multiple Airlines

Find Deal

mié., dic. 10 - mar., dic. 16

9:45 am - 12:38 pmYYZ-SFO

5h 53mnonstop

1:40 pm - 9:37 pmSFO-YYZ

4h 57mnonstop

$271Porter Airlines

Find Deal

sáb., ene. 17 - jue., ene. 29

9:45 am - 12:38 pmYYZ-SFO

5h 53mnonstop

1:40 pm - 9:37 pmSFO-YYZ

4h 57mnonstop

$274Porter Airlines

Find Deal

lun., ene. 12 - lun., ene. 19

3:30 pm - 9:22 pmYTZ-SFO

8h 52m1 stop

8:25 am - 9:35 pmSFO-YTZ

10h 10m1 stop

$296Air Canada

Find Deal

sáb., ene. 17 - dom., ene. 25

3:30 pm - 9:22 pmYTZ-SFO

8h 52m1 stop

6:00 pm - 11:42 amSFO-YTZ

14h 42m2 stops

$305Air Canada

Find Deal

dom., ene. 18 - jue., ene. 22

WestJet flights from Toronto to San Francisco

Our best WestJet deals on Toronto to San Francisco flight tickets

WestJet

May 4

YHM6:00 amHamilton

8h 54m

1 stop

SFO11:54 amSan Francisco

May 9

SFO12:50 pmSan Francisco

8h 50m

1 stop

YHM12:40 amHamilton

$230

Find similar

WestJet

Apr 30

YHM6:00 amHamilton

8h 54m

1 stop

SFO11:54 amSan Francisco

May 4

SFO12:50 pmSan Francisco

8h 50m

1 stop

YHM12:40 amHamilton

$231

Find similar

WestJet

May 15

YHM6:00 amHamilton

10h 57m

2 stops

SFO1:57 pmSan Francisco

May 25

SFO12:50 pmSan Francisco

8h 50m

1 stop

YHM12:40 amHamilton

$247

Find similar

Porter Airlines flights from Toronto to San Francisco

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

Porter Airlines

Jan 17

YYZ9:45 amToronto Pearson Intl

5h 53m

SFO12:38 pmSan Francisco

Jan 29

SFO1:40 pmSan Francisco

4h 57m

YYZ9:37 pmToronto Pearson Intl

$271

Find similar

Porter Airlines

Jan 12

YYZ9:45 amToronto Pearson Intl

5h 53m

SFO12:38 pmSan Francisco

Jan 19

SFO1:40 pmSan Francisco

4h 57m

YYZ9:37 pmToronto Pearson Intl

$274

Find similar

Porter Airlines

Dec 10

YYZ9:45 amToronto Pearson Intl

5h 55m

SFO12:40 pmSan Francisco

Dec 12

SFO1:40 pmSan Francisco

4h 59m

YYZ9:39 pmToronto Pearson Intl

$275

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

lun. 5/4

6:00 am-11:54 am

1 stop8h 54m

San Francisco

sáb. 5/9

12:50 pm-12:40 am

1 stop8h 50m

$230

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

jue. 4/30

6:00 am-11:54 am

1 stop8h 54m

San Francisco

lun. 5/4

12:50 pm-12:40 am

1 stop8h 50m

$231

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

vie. 5/15

6:00 am-1:57 pm

2 stops10h 57m

San Francisco

lun. 5/25

12:50 pm-12:40 am

1 stop8h 50m

$247

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

sáb. 5/23

6:00 am-1:57 pm

2 stops10h 57m

San Francisco

mar. 5/26

12:50 pm-12:40 am

1 stop8h 50m

$248

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

lun. 1/12

8:00 pm-8:47 am

1 stop15h 47m

San Francisco

mar. 1/20

1:00 pm-12:26 am

1 stop8h 26m

$267

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

mié. 12/10

6:30 pm-12:12 pm

1 stop20h 42m

San Francisco

mar. 12/16

6:00 am-7:55 pm

1 stop10h 55m

$268

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

sáb. 1/17

9:45 am-12:38 pm

Nonstop5h 53m

San Francisco

jue. 1/29

1:40 pm-9:37 pm

Nonstop4h 57m

$271

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

lun. 1/12

9:45 am-12:38 pm

Nonstop5h 53m

San Francisco

lun. 1/19

1:40 pm-9:37 pm

Nonstop4h 57m

$274

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

sáb. 1/17

3:30 pm-9:22 pm

1 stop8h 52m

San Francisco

dom. 1/25

8:25 am-9:35 pm

1 stop10h 10m

$296

TorontoSan Francisco

YTZ - SFO

YTZSFO

Toronto Island

dom. 1/18

3:30 pm-9:22 pm

1 stop8h 52m

San Francisco

jue. 1/22

6:00 pm-11:42 am

2 stops14h 42m

$305

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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 April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $327.

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 $446. The most expensive day to fly to San Francisco is Tuesday, with ticket prices averaging around $729.

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 $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 $370 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 $330 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 23% 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 25% 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	$265
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 $265. The best round-trip flight deal from Toronto to San Francisco found on momondo in the last 72 hours is $416.

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 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 45m 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 November 2025.
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 50.58% of the total bookings. Other popular models include Airbus A220-300 with 20.45%, Boeing 737 MAX 8 with 7.47%, and Boeing 737-800 with 6.99%.
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 34%, United Airlines at 13%, and WestJet at 8%.

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 $172	Free Cancellation	Rating 7.2 3,175 reviews	Search WestJet flights
Porter Airlines	PriceFrom $257	Free Cancellation	Rating 8.0 394 reviews	Search Porter Airlines flights
Air Canada	PriceFrom $273	Free Cancellation	Rating 7.1 10,481 reviews	Search Air Canada flights
American Airlines	PriceFrom $288	Free Cancellation	Rating 7.2 11,039 reviews	Search American Airlines flights
Delta	PriceFrom $308	Free Cancellation	Rating 7.9 8,003 reviews	Search Delta flights
United Airlines	PriceFrom $309	Free Cancellation	Rating 7.4 9,051 reviews	Search United Airlines flights
Air Transat	PriceFrom $324	Free Cancellation	Rating 7.8 478 reviews	Search Air Transat flights

Porter Airlines Flights From Toronto to San Francisco
Porter Airlines flight deals from Toronto to San Francisco start from $257 round-trip. Over the 7 Porter Airlines flights for this route in a normal week, average airfare is usually $391 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, 478 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 $410.

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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.

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Cheap flights from Toronto to San Francisco from $131

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 1/27. 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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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

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

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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 $327.

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 $446. The most expensive day to fly to San Francisco is Tuesday, with ticket prices averaging around $729.

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 $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?

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 23% 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 25% cheaper when compared to flights at the same time last year.

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

WestJet, Porter 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 148 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 November 2025, there are 15 flights per day flying from Toronto to San Francisco. The most common time of day flights depart is 6:00PM, with 67% of flights taking off at noon.

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

As of November 2025, there are 107 flights per week flying from Toronto to San Francisco. The most common day of the week flights depart is Wed, with 17% 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