Which 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 41% of people opting to fly with this airline when travelling to San Francisco. Keep in mind that there are 8 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

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

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 8h 34m.

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

Montreal (YUL) has the shortest average layover time for this route: 1h 23m.

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

The number of flights available between Toronto and San Francisco is 9 per day as of October 2025. The most frequent departure time is 6:00p.m., with 68% of daily flights leaving at noon.

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

Flights via Calgary (YYC) offer the lowest average round-trip price of C$ 378.

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

Calgary (YYC) was the most common stop: 77% of momondo users choosing one-stop flights on this route connected there.

How long does it take to fly to San Francisco?

The average flight duration from Toronto to San Francisco depends on which airport you fly into and out of. Flying from Toronto to San Francisco is 7h 52m on average, while flying from Hamilton to San Francisco is 9h 20m on average. San Francisco is the most popular airport in San Francisco.

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

As of October 2025, 64 flights take off from Toronto and land in San Francisco each week. The most common flight departure day for this route is Thu, with 28% of weekly flights taking off on this day.

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

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

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?

As of October 2025, there are 8 operators available to choose from 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Toronto to San Francisco Airport.

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

The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 198 Cheap Flights from Toronto to San Francisco in 2025/26

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8:00 p.m. - 7:48 a.m.YYZ-SFO

14h 48m1 stop

4:59 p.m. - 6:47 a.m.SFO-YYZ

10h 48m1 stop

C$ 352Multiple Airlines

Find Deal

Thu, 15 Jan - Mon, 19 Jan

8:00 p.m. - 7:48 a.m.YYZ-SFO

14h 48m1 stop

4:59 p.m. - 6:43 a.m.SFO-YYZ

10h 44m1 stop

C$ 354Multiple Airlines

Find Deal

Thu, 19 Feb - Mon, 23 Feb

9:35 a.m. - 4:51 p.m.YYZ-SFO

10h 16m1 stop

10:15 a.m. - 6:58 a.m.SFO-YYZ

17h 43m2 stops

C$ 358Multiple Airlines

Find Deal

Wed, 3 Dec - Thu, 11 Dec

9:35 a.m. - 3:53 p.m.YYZ-SFO

9h 18m1 stop

8:00 a.m. - 7:55 p.m.SFO-YYZ

8h 55m1 stop

C$ 361Multiple Airlines

Find Deal

Sat, 17 Jan - Sat, 24 Jan

6:20 a.m. - 12:10 p.m.YKF-SFO

8h 50m1 stop

1:00 p.m. - 5:29 a.m.SFO-YKF

13h 29m1 stop

C$ 371WestJet

Find Deal

Thu, 2 Apr - Sun, 19 Apr

6:20 a.m. - 12:12 p.m.YKF-SFO

8h 52m1 stop

1:00 p.m. - 5:28 a.m.SFO-YKF

13h 28m1 stop

C$ 372WestJet

Find Deal

Thu, 8 Jan - Sun, 18 Jan

9:45 a.m. - 12:40 p.m.YYZ-SFO

5h 55mdirect

1:40 p.m. - 9:39 p.m.SFO-YYZ

4h 59mdirect

C$ 393Porter Airlines

Find Deal

Thu, 4 Dec - Tue, 9 Dec

9:45 a.m. - 12:40 p.m.YYZ-SFO

5h 55mdirect

1:40 p.m. - 9:37 p.m.SFO-YYZ

4h 57mdirect

C$ 394Porter Airlines

Find Deal

Thu, 20 Nov - Sun, 30 Nov

8:05 a.m. - 10:54 a.m.YYZ-SFO

5h 49mdirect

2:30 p.m. - 10:28 p.m.SFO-YYZ

4h 58mdirect

C$ 396Air Canada

Find Deal

Thu, 20 Nov - Wed, 26 Nov

1:00 p.m. - 9:22 p.m.YYZ-SFO

11h 22m1 stop

8:30 a.m. - 4:28 p.m.SFO-YYZ

4h 58mdirect

C$ 403Air Canada

Find Deal

Thu, 20 Nov - Wed, 26 Nov

Air Canada flights from Toronto to San Francisco

Our best Air Canada deals on Toronto to San Francisco flight tickets

Air Canada

20 Nov

YYZ8:05 a.m.Toronto Pearson Intl

5h 49m

SFO10:54 a.m.San Francisco

26 Nov

SFO2:30 p.m.San Francisco

4h 58m

YYZ10:28 p.m.Toronto Pearson Intl

C$ 396

Find similar

Air Canada

20 Nov

YYZ1:00 p.m.Toronto Pearson Intl

11h 22m

1 stop

SFO9:22 p.m.San Francisco

26 Nov

SFO8:30 a.m.San Francisco

4h 58m

YYZ4:28 p.m.Toronto Pearson Intl

C$ 403

Find similar

Air Canada

28 Nov

YYZ8:05 a.m.Toronto Pearson Intl

5h 49m

SFO10:54 a.m.San Francisco

5 Dec

SFO6:00 p.m.San Francisco

8h 59m

1 stop

YYZ5:59 a.m.Toronto Pearson Intl

C$ 436

Find similar

WestJet flights from Toronto to San Francisco

Our best WestJet deals on Toronto to San Francisco flight tickets

WestJet

2 Apr

YKF6:20 a.m.Toronto Region of Waterloo Intl

8h 50m

1 stop

SFO12:10 p.m.San Francisco

19 Apr

SFO1:00 p.m.San Francisco

13h 29m

1 stop

YKF5:29 a.m.Toronto Region of Waterloo Intl

C$ 371

Find similar

WestJet

8 Jan

YKF6:20 a.m.Toronto Region of Waterloo Intl

8h 52m

1 stop

SFO12:12 p.m.San Francisco

18 Jan

SFO1:00 p.m.San Francisco

13h 28m

1 stop

YKF5:28 a.m.Toronto Region of Waterloo Intl

C$ 372

Find similar

WestJet

15 Jan

YKF6:20 a.m.Toronto Region of Waterloo Intl

8h 52m

1 stop

SFO12:12 p.m.San Francisco

18 Jan

SFO1:00 p.m.San Francisco

13h 28m

1 stop

YKF5:28 a.m.Toronto Region of Waterloo Intl

C$ 378

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 15/1

8:00 p.m.-7:48 a.m.

1 stop14h 48m

San Francisco

Mon 19/1

4:59 p.m.-6:47 a.m.

1 stop10h 48m

C$ 352

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 19/2

8:00 p.m.-7:48 a.m.

1 stop14h 48m

San Francisco

Mon 23/2

4:59 p.m.-6:43 a.m.

1 stop10h 44m

C$ 354

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 3/12

9:35 a.m.-4:51 p.m.

1 stop10h 16m

San Francisco

Thu 11/12

10:15 a.m.-6:58 a.m.

2 stops17h 43m

C$ 358

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sat 17/1

9:35 a.m.-3:53 p.m.

1 stop9h 18m

San Francisco

Sat 24/1

8:00 a.m.-7:55 p.m.

1 stop8h 55m

C$ 361

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Thu 2/4

6:20 a.m.-12:10 p.m.

1 stop8h 50m

San Francisco

Sun 19/4

1:00 p.m.-5:29 a.m.

1 stop13h 29m

C$ 371

TorontoSan Francisco

YKF - SFO

YKFSFO

Toronto Region of Waterloo Intl

Thu 8/1

6:20 a.m.-12:12 p.m.

1 stop8h 52m

San Francisco

Sun 18/1

1:00 p.m.-5:28 a.m.

1 stop13h 28m

C$ 372

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 4/12

9:45 a.m.-12:40 p.m.

Nonstop5h 55m

San Francisco

Tue 9/12

1:40 p.m.-9:39 p.m.

Nonstop4h 59m

C$ 393

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 20/11

9:45 a.m.-12:40 p.m.

Nonstop5h 55m

San Francisco

Sun 30/11

1:40 p.m.-9:37 p.m.

Nonstop4h 57m

C$ 394

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 20/11

8:05 a.m.-10:54 a.m.

Nonstop5h 49m

San Francisco

Wed 26/11

2:30 p.m.-10:28 p.m.

Nonstop4h 58m

C$ 396

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 20/11

1:00 p.m.-9:22 p.m.

1 stop11h 22m

San Francisco

Wed 26/11

8:30 a.m.-4:28 p.m.

Nonstop4h 58m

C$ 403

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

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?

The cheapest month to fly to San Francisco from Toronto is in April. Flight prices, which tend to average around C$ 451, are often lower during this time because this is during the off-season. The month of March is another great option to travel to San Francisco, with average flight prices from Toronto averaging around C$ 458.

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. Travellers who choose to depart for San Francisco on a Friday will often find tickets for as low as C$ 766. On the other hand, Monday is the most expensive day to depart from Toronto because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,232.

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

Flying to San Francisco from Toronto at noon is the least expensive time of day to depart. momondo users have found prices as low as C$ 687 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to San Francisco is in the evening when prices are around C$ 1,413.

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 C$ 518 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 C$ 463 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 24% 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 October 2025, prices for Toronto to San Francisco flights are approximately 20% 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	C$ 315
Fastest flight time	5h 45m
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 C$ 315. The best round-trip flight deal from Toronto to San Francisco found on momondo in the last 72 hours is C$ 501.

The fastest flight from Toronto to San Francisco takes 5h 45m

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?
The straight-line distance from Toronto to San Francisco is 3640.0 km. A reasonable flight in good conditions will take 5h 49m.
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?
As of October 2025, there are 8 operators available to choose from 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Toronto to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Toronto to San Francisco?
momondo data reveals that the most frequently booked plane model on the route from Toronto to San Francisco is Embraer 195 E2, representing 53.98% of all bookings. The subsequent popular models are Boeing 737-900 at 14.63%, Boeing 737-800 at 10.36%, and Boeing 737 MAX 8 at 7.11%.
What is the most popular airline from Toronto to San Francisco?
Based on momondo bookings for flights between Toronto and San Francisco, the leading airline is Air Canada, making up 38% of the total bookings. Other popular airlines include Porter Airlines with 38%, WestJet with 9%, and United Airlines with 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
American Airlines	PriceFrom C$ 242	Free Cancellation	Rating 7.2 11,033 reviews	Search American Airlines flights
WestJet	PriceFrom C$ 289	Free Cancellation	Rating 7.2 3,149 reviews	Search WestJet flights
Delta	PriceFrom C$ 301	Free Cancellation	Rating 7.9 7,993 reviews	Search Delta flights
Porter Airlines	PriceFrom C$ 329	Free Cancellation	Rating 8.0 384 reviews	Search Porter Airlines flights
Air Canada	PriceFrom C$ 332	Free Cancellation	Rating 7.1 10,378 reviews	Search Air Canada flights
Air Transat	PriceFrom C$ 407	Free Cancellation	Rating 7.8 469 reviews	Search Air Transat flights
Alaska Airlines	PriceFrom C$ 426	Free Cancellation	Rating 8.0 11,214 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom C$ 435	Free Cancellation	Rating 7.4 8,998 reviews	Search United Airlines flights

Porter Airlines Flights From Toronto to San Francisco
Across 4 Porter Airlines flights from Toronto to San Francisco this week, the average price was C$ 484, with the best Porter Airlines deals starting from C$ 329 round-trip. 384 users have rated Porter Airlines on momondo, with an average score of 8.0/10.
Air Transat Flights From Toronto to San Francisco
The best Air Transat deal for Toronto to San Francisco flight tickets found on momondo in the last 72 hours was C$ 407, round-trip. It should be noted that an average Air Transat flight deal for this route in this time was higher, at C$ 522 round-trip. Air Transat operates 4 flights out of Toronto into San Francisco in an average week, so prices vary by time and availability. 469 Air Transat reviews by users on momondo have scored the airline at 7.8/10.

San Mateo

Belmont

Los Altos

San Bruno

Santa Cruz

Newark

Fremont

Carmel-by-the-Sea

Turlock

South San Francisco

Palo Alto

Sunnyvale

Santa Clara

Cupertino

Mill Valley

Morgan Hill

Los Banos

Mountain View

Pacifica

Woodland

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 allows you to filter the results for Toronto to San Francisco flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Toronto and San Francisco by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to San Francisco from Toronto. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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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Cheap flights from Toronto to San Francisco from C$ 198

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 27/1. 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, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from Toronto to San Francisco

Cheap round-trip flights

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Air Canada flights from Toronto to San Francisco

Our best Air Canada deals on Toronto to San Francisco flight tickets

WestJet flights from Toronto to San Francisco

Our best WestJet 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.

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?

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

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

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 24% 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 October 2025, prices for Toronto to San Francisco flights are approximately 20% 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 Flair Airlines are the most popular carriers operating from Toronto to San Francisco

Which airlines fly to San Francisco?

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

Calgary (YYC) was the most common stop: 77% of momondo users choosing one-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 C$ 378.

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

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 8h 34m.

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

Montreal (YUL) has the shortest average layover time for this route: 1h 23m.

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

The number of flights available between Toronto and San Francisco is 9 per day as of October 2025. The most frequent departure time is 6:00p.m., with 68% of daily flights leaving at noon.

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

As of October 2025, 64 flights take off from Toronto and land in San Francisco each week. The most common flight departure day for this route is Thu, with 28% of weekly flights taking off on this day.

How long does it take to fly to San Francisco?

The average flight duration from Toronto to San Francisco depends on which airport you fly into and out of. Flying from Toronto to San Francisco is 7h 52m on average, while flying from Hamilton to San Francisco is 9h 20m on average. San Francisco is the most popular airport in 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

Air Transat Flights From Toronto to San Francisco

Travelling to a place near San Francisco?

Why use momondo?

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

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

How can momondo help me find flights 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?

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.