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Cheap flights from San Francisco to Toronto from $103

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Toronto departing on 9/13. 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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Find the cheapest flights from San Francisco to Toronto (SFO-YTO)

Cheap round-trip flights

Logo
10:15 am - 6:12 amSFO-YYZ
16h 57m2 stops
Logo
12:00 pm - 9:24 pmYYZ-SFO
12h 24m2 stops
$254
Find Deal
Tue, Sep 16 - Tue, Sep 23
Logo
10:15 am - 12:43 amSFO-YYZ
11h 28m1 stop
Logo
10:25 pm - 9:30 amYYZ-SFO
14h 05m1 stop
$255
Find Deal
Wed, Oct 1 - Mon, Oct 6
Logo
10:15 am - 12:43 amSFO-YYZ
11h 28m1 stop
Logo
9:15 pm - 9:30 amYYZ-SFO
15h 15m1 stop
$258
Find Deal
Sun, Oct 12 - Thu, Oct 16
Logo
10:15 am - 12:43 amSFO-YYZ
11h 28m1 stop
Logo
9:15 pm - 9:30 amYYZ-SFO
15h 15m1 stop
$259
Find Deal
Sun, Oct 12 - Thu, Oct 16
Logo
10:15 am - 12:43 amSFO-YYZ
11h 28m1 stop
Logo
4:15 pm - 9:30 amYYZ-SFO
20h 15m2 stops
$260
Find Deal
Wed, Oct 1 - Sat, Oct 4
WestJet Logo
12:50 pm - 12:45 amSFO-YKF
8h 55m1 stop
WestJet Logo
6:00 am - 11:54 amYKF-SFO
8h 54m1 stop
$271WestJet
Find Deal
Thu, Oct 23 - Sat, Oct 25
WestJet Logo
1:00 pm - 5:28 amSFO-YKF
13h 28m1 stop
WestJet Logo
6:20 am - 12:12 pmYKF-SFO
8h 52m1 stop
$274WestJet
Find Deal
Sun, Nov 9 - Thu, Nov 13
Flair Airlines Logo
10:15 am - 7:50 amSFO-YYZ
18h 35m1 stop
Flair Airlines Logo
9:15 pm - 9:30 amYYZ-SFO
15h 15m1 stop
$301Flair Airlines
Find Deal
Sat, Sep 13 - Sat, Oct 4
Air Canada Logo
8:30 am - 7:49 pmSFO-YTZ
8h 19m1 stop
Air Canada Logo
12:25 pm - 7:51 pmYTZ-SFO
10h 26m1 stop
$345Air Canada
Find Deal
Thu, Oct 2 - Thu, Oct 9
Air Canada Logo
8:30 am - 7:49 pmSFO-YTZ
8h 19m1 stop
Air Canada Logo
12:25 pm - 7:51 pmYTZ-SFO
10h 26m1 stop
$383Air Canada
Find Deal
Tue, Sep 16 - Tue, Sep 23

Flair Airlines flights from San Francisco to Toronto

Our best Flair Airlines deals on San Francisco to Toronto flight tickets
Flair Airlines
Sep 13
SFO10:15 amSan Francisco
18h 35m
1 stop
YYZ7:50 amToronto Pearson Intl
Oct 4
YYZ9:15 pmToronto Pearson Intl
15h 15m
1 stop
SFO9:30 amSan Francisco
$301
Find similar
Flair Airlines
Aug 22
SFO10:15 amSan Francisco
17h 55m
1 stop
YKF7:10 amToronto Region of Waterloo Intl
Aug 30
YKF8:25 pmToronto Region of Waterloo Intl
16h 05m
1 stop
SFO9:30 amSan Francisco
$827
Find similar
Flair Airlines
Aug 25
SFO10:15 amSan Francisco
17h 55m
1 stop
YKF7:10 amToronto Region of Waterloo Intl
Aug 28
YKF8:25 pmToronto Region of Waterloo Intl
16h 05m
1 stop
SFO9:30 amSan Francisco
$1,025
Find similar

WestJet flights from San Francisco to Toronto

Our best WestJet deals on San Francisco to Toronto flight tickets
WestJet
Oct 23
SFO12:50 pmSan Francisco
8h 55m
1 stop
YKF12:45 amToronto Region of Waterloo Intl
Oct 25
YKF6:00 amToronto Region of Waterloo Intl
8h 54m
1 stop
SFO11:54 amSan Francisco
$271
Find similar
WestJet
Nov 9
SFO1:00 pmSan Francisco
13h 28m
1 stop
YKF5:28 amToronto Region of Waterloo Intl
Nov 13
YKF6:20 amToronto Region of Waterloo Intl
8h 52m
1 stop
SFO12:12 pmSan Francisco
$274
Find similar
WestJet
Oct 23
SFO12:50 pmSan Francisco
8h 55m
1 stop
YKF12:45 amToronto Region of Waterloo Intl
Oct 30
YKF6:20 amToronto Region of Waterloo Intl
8h 52m
1 stop
SFO12:12 pmSan Francisco
$277
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Toronto 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 August 19, 2025.
Use the filters below to find and compare flights from San Francisco to Toronto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 9/16

10:15 am-6:12 am

2 stops16h 57m

Toronto Pearson Intl

Tue 9/23

12:00 pm-9:24 pm

2 stops12h 24m

$254

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 10/1

10:15 am-12:43 am

1 stop11h 28m

Toronto Pearson Intl

Mon 10/6

10:25 pm-9:30 am

1 stop14h 05m

$255

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sun 10/12

10:15 am-12:43 am

1 stop11h 28m

Toronto Pearson Intl

Thu 10/16

9:15 pm-9:30 am

1 stop15h 15m

$258

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sun 10/12

10:15 am-12:43 am

1 stop11h 28m

Toronto Pearson Intl

Thu 10/16

9:15 pm-9:30 am

1 stop15h 15m

$259

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 10/1

10:15 am-12:43 am

1 stop11h 28m

Toronto Pearson Intl

Sat 10/4

4:15 pm-9:30 am

2 stops20h 15m

$260

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Thu 10/23

12:50 pm-12:45 am

1 stop8h 55m

Toronto Region of Waterloo Intl

Sat 10/25

6:00 am-11:54 am

1 stop8h 54m

$271

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Sun 11/9

1:00 pm-5:28 am

1 stop13h 28m

Toronto Region of Waterloo Intl

Thu 11/13

6:20 am-12:12 pm

1 stop8h 52m

$274

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sat 9/13

10:15 am-7:50 am

1 stop18h 35m

Toronto Pearson Intl

Sat 10/4

9:15 pm-9:30 am

1 stop15h 15m

$301

San FranciscoToronto

SFO - YTZ

SFOYTZ

San Francisco

Thu 10/2

8:30 am-7:49 pm

1 stop8h 19m

Toronto Island

Thu 10/9

12:25 pm-7:51 pm

1 stop10h 26m

$345

San FranciscoToronto

SFO - YTZ

SFOYTZ

San Francisco

Tue 9/16

8:30 am-7:49 pm

1 stop8h 19m

Toronto Island

Tue 9/23

12:25 pm-7:51 pm

1 stop10h 26m

$383

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 Toronto from

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

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 San Francisco and Toronto?

What is the cheapest month to fly to Toronto?

The month of April is, on average, the cheapest month to fly to Toronto from San Francisco, with most prices found around $348. If you are unable to visit Toronto during the month of April, then departing from San Francisco during the month February is also very affordable. Most momondo users find prices during this month for around $355.

What is the cheapest day to depart on your flight to Toronto?

On average, the least expensive day to fly to Toronto from San Francisco is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $541. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Sunday, with ticket prices averaging around $674.

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

At noon is the cheapest time of day to fly from San Francisco to Toronto when you can find flight prices for as low as $411. Flying to Toronto at noon is an ideal time because this is during off-peak travel hours. Flights to Toronto are more costly in the morning, with an average ticket price of $753. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Francisco to Toronto flight route?

Fly from San Francisco to Toronto Pearson Intl for the best San Francisco - Toronto flight prices

How far in advance should I book a flight to Toronto?

You are more likely to see cheaper flights to Toronto from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Toronto for around $439 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Toronto from San Francisco for as low as $351 on momondo.

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

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

You could potentially save up to 7% on your flight if you consider stops on a San Francisco to Toronto flight.

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

As of August 2025, prices for San Francisco to Toronto flights are approximately 26% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Toronto

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

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

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

Best Price Found

$103

Fastest flight time

4h 55m

Direct flights

Every day

Airports in Toronto

4 airports
The best one-way flight to Toronto from San Francisco in the past 72 hours is $103. The best round-trip flight deal from San Francisco to Toronto found on momondo in the last 72 hours is $254.
The fastest flight from San Francisco to Toronto takes 4h 55m
Direct flights go from San Francisco to Toronto every day.
There are 4 airports near Toronto: Toronto Region of Waterloo Intl (YKF), Toronto Pearson Intl (YYZ), Toronto Island (YTZ), Hamilton (YHM)
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  • How far is San Francisco to Toronto by plane?

    San Francisco and Toronto are 2261.8 mi apart from one another. Typically, this will take 8h 19m by plane in normal conditions.

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

    Prices for flights from San Francisco Airport to Toronto were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Toronto.

  • What documentation or ID do you need to fly to Toronto?

    The travel and health documents required for your trip to Toronto 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 Toronto. 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 San Francisco to Toronto?

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

Best airlines flying from San Francisco to Toronto

Compare and see reviews for airlines that fly from San Francisco to Toronto with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $36Free CancellationRating
5.8
3,211 reviews
Search Frontier flights
Porter AirlinesPriceFrom $158Free CancellationRating
8.0
334 reviews
Search Porter Airlines flights
Air TransatPriceFrom $192Free CancellationRating
7.7
429 reviews
Search Air Transat flights
DeltaPriceFrom $197Free CancellationRating
7.9
7,981 reviews
Search Delta flights
Air CanadaPriceFrom $199Free CancellationRating
7.1
9,997 reviews
Search Air Canada flights
WestJetPriceFrom $223Free CancellationRating
7.2
3,023 reviews
Search WestJet flights
United AirlinesPriceFrom $353Free CancellationRating
7.4
8,922 reviews
Search United Airlines flights
American AirlinesPriceFrom $403Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Porter Airlines Flights From San Francisco to Toronto

    Porter Airlines operates around 5 flights from San Francisco to Toronto every week. The average price of these flights found in the last 72 hours has been $396, but momondo users have found Porter Airlines deals from San Francisco to Toronto from as low as $158 round-trip. Porter Airlines has been scored 8.0/10 in 334 reviews.

  • Air Transat Flights From San Francisco to Toronto

    $192 is the best Air Transat flight deal from San Francisco to Toronto found on momondo over the last 72 hours. The average Air Transat ticket price found was closer to $411, however, with flight time and availability significantly affecting the price. Air Transat (7.7/10 from 429 user reviews) flies into Toronto from San Francisco 5 times in an average week so prices can vary.

Why use momondo?

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

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 San Francisco to Toronto for you.

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

All flight searches from San Francisco to Toronto on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Toronto from San Francisco.

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

Of course. momondo tracks the price of San Francisco to Toronto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Canada

Fly into one of these airports located in Toronto

Airports listed have a maximum distance of 52.0 mi from Toronto
Toronto Region of Waterloo Intl Airport
Toronto Island Airport
Toronto Pearson Intl Airport