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$143+ Cheap flights from San Francisco (SFO) to Toronto (YTO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YTO
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Find cheap flights from San Francisco to Toronto with Cheapflights

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Cheapflights Tip: The best prices from San Francisco to Toronto are usually found in February or March, booked 53 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from San Francisco to Toronto

Cheapest flights from San Francisco to Toronto
Explore the most affordable flight options available from San Francisco to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:40 pmSFO - YYZ
Nonstop4h 59mMultiple Airlines
Thu 1/81:30 pmYYZ - SFO
3 stops35h 55mMultiple Airlines
Deal found 12/24$524
This Kiwi.com deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:40 pmSFO - YYZ
Nonstop4h 59mPorter Airlines
Wed 1/149:50 amYYZ - SFO
Nonstop5h 53mPorter Airlines
Deal found 12/26$534
This Kiwi.com deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:40 pmSFO - YYZ
Nonstop4h 59mMultiple Airlines
Tue 1/139:40 amYYZ - SFO
3 stops15h 05mMultiple Airlines
Deal found 12/26$537
This Kiwi.com deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:40 pmSFO - YYZ
Nonstop4h 59mMultiple Airlines
Wed 1/141:30 pmYYZ - SFO
2 stops21h 18mMultiple Airlines
Deal found 12/26$539
This FlightHub deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:40 pmSFO - YYZ
Nonstop4h 59mPorter Airlines
Sat 1/179:50 amYYZ - SFO
Nonstop5h 53mPorter Airlines
Deal found 12/26$543
This Justfly.com deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:40 pmSFO - YYZ
Nonstop4h 59mPorter Airlines
Tue 1/139:50 amYYZ - SFO
Nonstop5h 53mPorter Airlines
Deal found 12/26$564
This Kiwi.com deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:20 pmSFO - YYZ
3 stops17h 53mMultiple Airlines
Tue 1/139:50 amYYZ - SFO
Nonstop5h 53mMultiple Airlines
Deal found 12/26$572
This Kiwi.com deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:15 pmSFO - YTZ
2 stops21h 48mMultiple Airlines
Thu 1/81:30 pmYTZ - SFO
1 stop10h 38mMultiple Airlines
Deal found 12/26$839
This Kiwi.com deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:14 amSFO - YTZ
2 stops23h 06mMultiple Airlines
Wed 1/73:00 pmYTZ - SFO
1 stop9h 08mMultiple Airlines
Deal found 12/26$911
This Kiwi.com deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amSFO - YTZ
1 stop9h 50mMultiple Airlines
Tue 1/612:30 pmYTZ - SFO
2 stops14h 19mMultiple Airlines
Deal found 12/26$917
This Kiwi.com deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:15 pmSFO - YTZ
1 stop10h 20mMultiple Airlines
Thu 1/83:00 pmYTZ - SFO
1 stop9h 08mMultiple Airlines
Deal found 12/26$972
This Air Canada deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:25 amSFO - YTZ
1 stop8h 30mAir Canada
Wed 1/73:30 pmYTZ - SFO
1 stop8h 52mAir Canada
Deal found 12/26$977

Find flight deals from San Francisco to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Toronto (YTO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 28, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$233
(Kiwi.com)

One-way from

$143
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$644

Good round-trip deal

$409 or less

Good one-way deal

$199 or less
Provider with most accurate pricing for San Francisco-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Toronto (YTO) flights.
Search Deals
From San Francisco to Toronto (YTO)
Search Deals
One-way flight from San Francisco to Toronto (YTO)
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from San Francisco to Toronto (YTO).
Search Deals
Price to beat on a one-way flight from San Francisco to Toronto (YTO).
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from San Francisco to Toronto that are best for you.

Fly from

San Francisco

Fly to

Toronto

Route

Depart

Return

Price

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Sat 1/24

10:15 am-5:28 am

2 stops40h 13m

Toronto Region of Waterloo Intl

Sat 1/31

7:00 pm-12:10 pm

1 stop20h 10m

$264

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Fri 1/16

1:00 pm-5:28 am

1 stop13h 28m

Toronto Region of Waterloo Intl

Thu 1/22

6:20 am-12:12 pm

1 stop8h 52m

$267

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Wed 5/6

12:50 pm-12:45 am

1 stop8h 55m

Toronto Region of Waterloo Intl

Mon 5/11

6:00 am-11:54 am

1 stop8h 54m

$268

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Fri 5/1

12:50 pm-12:45 am

1 stop8h 55m

Toronto Region of Waterloo Intl

Sat 5/9

6:00 am-11:54 am

1 stop8h 54m

$269

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Wed 4/29

12:50 pm-12:45 am

1 stop8h 55m

Toronto Region of Waterloo Intl

Sun 5/3

6:00 am-11:54 am

1 stop8h 54m

$269

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Thu 1/22

1:45 pm-9:42 pm

Nonstop4h 57m

Toronto Pearson Intl

Sat 1/24

9:50 am-12:43 pm

Nonstop5h 53m

$278

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Fri 1/23

1:00 pm-12:26 am

1 stop8h 26m

Toronto Pearson Intl

Sun 2/1

9:50 am-12:45 pm

Nonstop5h 55m

$284

San FranciscoHamilton

SFO - YHM

SFOYHM

San Francisco

Thu 1/22

1:00 pm-1:22 pm

1 stop21h 22m

Hamilton

Tue 1/27

5:45 am-12:12 pm

1 stop9h 27m

$290

San FranciscoHamilton

SFO - YHM

SFOYHM

San Francisco

Tue 1/20

1:00 pm-5:17 pm

1 stop25h 17m

Hamilton

Tue 1/27

5:45 am-12:12 pm

1 stop9h 27m

$300

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Tue 6/2

7:30 am-12:45 am

1 stop14h 15m

Toronto Region of Waterloo Intl

Sun 6/7

6:00 am-11:54 am

1 stop8h 54m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/28

Showing 1-10 of 60 results
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Compare providers for flights from San Francisco to Toronto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Toronto in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Toronto flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on San Francisco-Toronto flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from San Francisco-Toronto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Toronto flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Toronto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Toronto

How far ahead should I book a flight from San Francisco to Toronto?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Toronto. Price data was last updated on December 26, 2025.

The price you pay for your flight from San Francisco to Toronto may vary depending on when you book. For the best chance of a lower fare, look to book 53 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Francisco to Toronto?

Currently, February is the cheapest month in which you can book a flight from San Francisco to Toronto (average of $127). Flying from San Francisco to Toronto in August is currently the most expensive (average of $202). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to YTO?

Find hourly flight availability from San Francisco to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 28, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 38% on flights from San Francisco to Toronto by exploring options for tickets at noon.

What is the cheapest day to fly from San Francisco to Toronto?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Toronto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Toronto flight should consider departing on Sunday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Francisco to Toronto

Explore weekly flight availability from San Francisco to Toronto. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 28, 2025.

The most flights from SFO to YTO are scheduled on a Monday (23 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (15 on average).

The best insider tips for San Francisco to Toronto flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Francisco to Toronto trip
Airlines
Air Canada

Air Canada offers lie-flat seats in Business Class for maximum comfort on longer flights.


Access over 2,500 hours of entertainment, including movies and series, on most flights.

Read more about Air CanadaBy Jessica Macdonald
Porter Airlines

PorterReserve offers extra legroom with 36 inches and premium snacks, ideal for longer flights.


Enjoy free Wi-Fi and streaming on your device during flights, enhancing your travel experience.

Read more about Porter AirlinesBy Daniel Scheffler
Air Transat

Club Class offers priority check-in and boarding, enhancing your travel efficiency.


Air Transat's Club Class provides 38 inches of seat pitch, ideal for comfort on longer flights.

Read more about Air TransatBy Miquel Ros
Airports
SFO

Save time at SFO by using the AirTrain Red Line to quickly navigate between terminals and security checkpoints.

Read more about SFOBy Harriet Baskas
YYZ

For a smooth arrival at YYZ, use public transportation to avoid traffic and save money on your way to downtown Toronto.

Read more about YYZBy Kaitlyn McInnis
Our travel experts
Jessica Macdonald

Jessica Macdonald

Expert on Air Canada

Jessica Macdonald

Jessica Macdonald

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Read more
Daniel Scheffler

Daniel Scheffler

Expert on Porter Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Miquel Ros

Miquel Ros

Expert on Air Transat

Miquel Ros

Miquel Ros

Originally from Barcelona, Miquel is an avid traveler fascinated by borders and airplanes, two topics that feature often in this work. Miquel writes regularly about travel and aviation for international media outlets such as CNN and AeroTime and runs Allplane.tv, a site and podcast focusing on innovation and sustainability in the aviation industry.

Read more
Kaitlyn McInnis

Kaitlyn McInnis

Expert on YYZ

Kaitlyn McInnis

Kaitlyn McInnis

Kaitlyn is a guidebook author and travel writer splitting her time between Atlantic Canada and Istanbul, Türkiye. She has visited over fifty countries and all seven continents, so she is very familiar with many hotels, airports and airlines around the globe. But her favorite type of vacation is sunbathing by the sea with a good book in hand.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Toronto. Reviews last updated December 28, 2025.
Read through reviews of airlines operating flights from San Francisco to Toronto, such as Porter Airlines, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
402 reviews

Entertainment

7.0

Overall

8.0

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
402 reviews
Porter Airlines
8.0
Very good
402 reviews

Entertainment

7.0

Overall

8.0

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Delta
7.9
Good
8,016 reviews
Porter Airlines
8.0
Very good
402 reviews

Entertainment

7.0

Overall

8.0

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,114 reviews
Porter Airlines
8.0
Very good
402 reviews

Entertainment

7.0

Overall

8.0

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
WestJet
7.2
Good
3,222 reviews
Porter Airlines
8.0
Very good
402 reviews

Entertainment

7.0

Overall

8.0

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,562 reviews
Porter Airlines
8.0
Very good
402 reviews

Entertainment

7.0

Overall

8.0

Food

7.6

Boarding

8.2

Crew

8.6

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Toronto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to Toronto?

    San Francisco (SFO), located 11.8 mi from the city center, is the airport you fly out of when you book flights from San Francisco to Toronto. 7 airlines have flights from San Francisco to Toronto on a regular basis. Booking flights from San Francisco to Toronto should not be difficult; the airport handles an average of 20 outbound flights to Toronto per day.

  • How long is the flight from San Francisco to Toronto?

    WestJet, Porter Airlines, and Alaska Airlines can get you from San Francisco to Toronto in just under 4h 57m. Your travel time can differ by up to 11h 58m. There are 2253 mi between San Francisco and Toronto. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Francisco to Toronto round-trip?

    Our cheapest airline available from San Francisco to Toronto is WestJet. Our recent data shows that you can find tickets from as low as $150 on this airline. Additional options worth looking into are Porter Airlines and Air Transat, starting at $155 and $165 round-trip. You may be able to fly from San Francisco to Toronto for 65% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from San Francisco to Toronto one-way?

    The cheapest airlines for a one-way flight from San Francisco to Toronto are WestJet ($103), Flair Airlines ($104), and Air Canada ($131).

  • What are the most popular routes from San Francisco to Toronto?

    Most travelers choose San Francisco - Toronto Pearson Intl, San Francisco - Toronto Island or San Francisco - Toronto Region of Waterloo Intl when deciding on the best route from San Francisco to Toronto.

  • What are the most reliable airlines from San Francisco to Toronto?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Toronto on time: Brussels Airlines (100%), United Airlines (85%), Austrian Airlines (84%).

  • What are the cheapest flights from San Francisco to Toronto?

    While on average a flight from San Francisco to Toronto is generally $1,381, our data shows the cheapest flight currently is $140. When looking at the most popular route, (San Francisco - Toronto Pearson Intl), you can expect to pay $219 for that flight.

  • Can I find deals for flights from San Francisco to Toronto that include hotel bookings?

    Yes. In addition to deals on San Francisco to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Toronto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Toronto.

  • Can I find deals for business class flights from San Francisco to Toronto?

    Yes. Cheapflights offers flight deals from San Francisco to Toronto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Toronto?

    Currently, February is the cheapest month in which you can book a flight from San Francisco to Toronto (average of $127). Flying from San Francisco to Toronto in August is currently the most expensive (average of $202). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Francisco to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Pearson Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
San Francisco to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Los Angeles to Toronto Island flights
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Ontario to Pierre Elliott Trudeau Intl flights
San Francisco to Region of Waterloo Intl flights
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Oakland to Pearson Intl flights
San Diego to Toronto Island flights
Santa Ana to Pierre Elliott Trudeau Intl flights
Burbank to Pearson Intl flights
Fresno to Pearson Intl flights
Sacramento to Pierre Elliott Trudeau Intl flights
San Jose to Pierre Elliott Trudeau Intl flights
San Francisco to Ottawa flights
Las Vegas to Ottawa flights
Las Vegas to Region of Waterloo Intl flights
Palm Springs to Pierre Elliott Trudeau Intl flights
San Diego to Hamilton flights
Burbank to Pierre Elliott Trudeau Intl flights
Reno to Pearson Intl flights
Reno to Pierre Elliott Trudeau Intl flights
San Diego to Region of Waterloo Intl flights
Long Beach to Pearson Intl flights
Santa Barbara to Pearson Intl flights
Santa Ana to Ottawa flights
Palm Springs to Hamilton flights
Santa Ana to Hamilton flights
Santa Rosa to Pearson Intl flights
Medford to Pearson Intl flights
San Jose to Hamilton flights
Reno to Ottawa flights

Top 7 airlines flying from San Francisco to Toronto

Discover the top 7 airlines that operate flights from San Francisco to Toronto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$169Average$390FlexibilityNo cancel feeOn-time52%
Air TransatCheapest$185Average$470FlexibilityNo cancel feeOn-time50%
DeltaCheapest$197Average$525FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$199Average$492FlexibilityNo cancel feeOn-time67%
WestJetCheapest$212Average$311FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$356Average$573FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$403Average$578FlexibilityNo cancel feeOn-time71%

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.