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Cheap flights from San Francisco to Toronto from C$ 210

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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YTO
26 Apr — 3 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Toronto are usually found in January or June, booked 85 days in advance, depart on a Thursday or Tuesday and return on a Friday

Cheap flight deals from San Francisco to Toronto

Enter your travel dates to find the best prices.

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 27 March 2026.

Thu 4/611:36 a.m.
SFO
-
YYZ
1 stop9h 18m
Multiple Airlines
Tue 9/69:30 a.m.
YYZ
-
SFO
1 stop9h 46m
Multiple Airlines
Deal found 25/3C$ 437
Thu 28/57:15 p.m.
SFO
-
YYZ
1 stop21h 09m
Multiple Airlines
Sat 6/69:55 a.m.
YYZ
-
SFO
1 stop9h 46m
Multiple Airlines
Deal found 25/3C$ 448
Mon 1/610:40 p.m.
SFO
-
YYZ
1 stop18h 29m
Multiple Airlines
Tue 9/69:55 a.m.
YYZ
-
SFO
1 stop13h 01m
Multiple Airlines
Deal found 26/3C$ 454
Wed 15/47:40 p.m.
SFO
-
YYZ
2 stops20h 56m
Multiple Airlines
Mon 20/48:00 p.m.
YYZ
-
SFO
1 stop20h 52m
Multiple Airlines
Deal found 25/3C$ 458
Tue 2/65:26 p.m.
SFO
-
YYZ
1 stop23h 43m
Multiple Airlines
Tue 9/69:30 a.m.
YYZ
-
SFO
1 stop9h 46m
Multiple Airlines
Deal found 24/3C$ 461
Thu 28/57:15 p.m.
SFO
-
YYZ
1 stop21h 09m
Multiple Airlines
Mon 1/61:45 p.m.
YYZ
-
SFO
1 stop23h 45m
Multiple Airlines
Deal found 25/3C$ 462
Mon 1/610:40 p.m.
SFO
-
YYZ
1 stop18h 29m
Multiple Airlines
Fri 5/61:45 p.m.
YYZ
-
SFO
1 stop22h 04m
Multiple Airlines
Deal found 26/3C$ 466
Tue 21/410:38 p.m.
SFO
-
YYZ
2 stops22h 36m
Multiple Airlines
Tue 28/49:50 a.m.
YYZ
-
SFO
Nonstop5h 55m
Multiple Airlines
Deal found 24/3C$ 475
Tue 14/47:40 p.m.
SFO
-
YYZ
2 stops20h 56m
Multiple Airlines
Mon 20/48:00 p.m.
YYZ
-
SFO
1 stop20h 52m
Multiple Airlines
Deal found 23/3C$ 476
Wed 6/58:05 a.m.
SFO
-
YTZ
1 stop10h 27m
Air Canada
Wed 13/512:30 p.m.
YTZ
-
SFO
1 stop11h 32m
Air Canada
Deal found 22/3C$ 530
Wed 22/46:00 p.m.
SFO
-
YTZ
2 stops13h 25m
Air Canada
Wed 29/412:30 p.m.
YTZ
-
SFO
1 stop11h 52m
Air Canada
Deal found 22/3C$ 567
Thu 7/58:05 a.m.
SFO
-
YTZ
1 stop8h 47m
Air Canada
Thu 14/58:30 a.m.
YTZ
-
SFO
1 stop15h 32m
Air Canada
Deal found 23/3C$ 570

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 27 March 2026.

Round-trip from

C$ 437

One-way from

C$ 210

Popular in

December

Cheapest in

January

Average price

C$ 631

Good round-trip deal

C$ 474 or less

Good one-way deal

C$ 238 or less
4/6-9/6
  • 4/6-9/6
  • 2 total stops
  • 19h 04m total
  • San Francisco to Toronto
Search Deals
15/4
  • 15/4
  • 2 total stops
  • 25h 49m total
  • San Francisco to Toronto
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 629,999 searches. Data last updated 27 March 2026.
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

Cheapest round-trip

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Mon 4/5

11:56 p.m.-9:54 a.m.

1 stop6h 58m

Toronto Pearson Intl

Tue 5/5

12:45 p.m.-7:19 p.m.

1 stop9h 34m

C$ 603

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 14/4

10:42 p.m.-7:00 a.m.

Nonstop5h 18m

Toronto Pearson Intl

Sat 18/4

7:00 a.m.-12:03 p.m.

1 stop8h 03m

C$ 609

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sat 11/4

12:45 a.m.-1:42 p.m.

1 stop9h 57m

Toronto Pearson Intl

Sun 19/4

6:30 a.m.-9:23 a.m.

Nonstop5h 53m

C$ 616

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sun 26/4

5:00 a.m.-9:32 p.m.

1 stop13h 32m

Toronto Pearson Intl

Wed 29/4

8:50 a.m.-9:31 p.m.

2 stops15h 41m

C$ 631

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Wed 6/5

8:04 a.m.-4:14 p.m.

Nonstop5h 10m

Toronto Pearson Intl

Fri 15/5

9:00 p.m.-1:50 a.m.

1 stop7h 50m

C$ 632

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Sun 12/4

7:00 p.m.-11:49 a.m.

1 stop13h 49m

Toronto Pearson Intl

Fri 17/4

2:45 p.m.-9:20 p.m.

1 stop9h 35m

C$ 636
Quickest round-trip

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Thu 30/4

10:42 p.m.-7:00 a.m.

Nonstop5h 18m

Toronto Pearson Intl

Sun 3/5

6:30 a.m.-9:23 a.m.

Nonstop5h 53m

C$ 663

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Tue 8/9

12:55 a.m.-1:42 p.m.

1 stop9h 47m

Toronto Pearson Intl

Wed 9/9

5:16 p.m.-7:50 p.m.

Nonstop5h 34m

C$ 692

San FranciscoToronto

SFO - YTZ

SFOYTZ

San Francisco

Mon 1/6

10:38 p.m.-10:06 a.m.

1 stop8h 28m

Toronto Island

Fri 12/6

12:15 p.m.-6:18 p.m.

1 stop9h 03m

C$ 699

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Mon 27/4

6:00 a.m.-7:50 p.m.

1 stop10h 50m

Toronto Region of Waterloo Intl

Wed 6/5

8:40 p.m.-9:55 p.m.

1 stop28h 15m

C$ 713

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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 13 March 2026.

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 85 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 C$ 174). Flying from San Francisco to Toronto in January is currently the most expensive (average of C$ 306). 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 27 March 2026.

It’s typically best to fly out from San Francisco to Toronto in the morning. Doing so could potentially save you 9% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 23 March 2026.

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

How much does it cost to fly round-trip from San Francisco to Toronto?

What’s the top layover airport for flights from San Francisco to Toronto?

Share of one-stop round-trip flights from San Francisco to Toronto chosen by Cheapflights users in the past 12 months, using the same layover each way.

Calgary (YYC) – chosen by Cheapflights users on 50% of one-stop itineraries from San Francisco to Toronto on Cheapflights.

What’s the cheapest layover airport for flights from San Francisco to Toronto?

Average round-trip fare for 1-stop flights from San Francisco to Toronto, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of C$ 313.

What’s the fastest layover option from San Francisco to Toronto?

Shortest average travel time for 1-stop one-way flights from San Francisco to Toronto, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 6h 53m.

Which airport typically offers the quickest layover for flights from San Francisco to Toronto?

Average layover duration for 1-stop one-way flights from San Francisco to Toronto, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 11m.

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 27 March 2026.
Check out reviews from past customers who have flown with Porter Airlines,Air Transat, andWestJet from San Francisco to Toronto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
428 reviews
Check prices

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
428 reviews
Porter Airlines
8.0
Very good
428 reviews
Check prices

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Transat
7.7
Good
526 reviews
Porter Airlines
8.0
Very good
428 reviews
Check prices

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
WestJet
7.2
Good
3,302 reviews
Porter Airlines
8.0
Very good
428 reviews
Check prices

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,844 reviews
Porter Airlines
8.0
Very good
428 reviews
Check prices

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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?

    Located just 17.7 km from the city centre, San Francisco is the airport most travellers will use when flying to Toronto from San Francisco. Booking flights from San Francisco (SFO) to Toronto should be relatively easy as there are 12 daily outbound flights to Toronto from 5 different airlines.

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

    For as low as C$ 603, United Airlines can have you in Toronto from San Francisco in 6h 58m. Airlines will cover a distance of 3626 km. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from San Francisco to Toronto round-trip from C$ 222. Other airlines that can offer you cheap pricing are Air Canada, from C$ 269, and Porter Airlines, from C$ 359. WestJet is currently priced 64% below the average price you’ll pay for this route.

  • 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 (C$ 135), Porter Airlines (C$ 175), and Air Transat (C$ 182).

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

    The most popular route from San Francisco to Toronto is San Francisco - Toronto Pearson Intl. You may also consider San Francisco - Toronto Island or San Francisco - Hamilton.

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

    The top 3 most reliable airlines when flying from San Francisco to Toronto are Air Canada (71%), United Airlines (71%) and Singapore Airlines (69%).

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

    Looking at all options, your cheapest flight can be booked for C$ 192. While the most popular route (San Francisco - Toronto Pearson Intl) can be booked for C$ 448 on average, our data indicates C$ 563 when flying from San Francisco to Toronto.

  • 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 C$ 174). Flying from San Francisco to Toronto in January is currently the most expensive (average of C$ 306). 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
San Francisco to Pearson Intl flights
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San Francisco to Pierre Elliott Trudeau Intl flights
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San Francisco to Hamilton flights
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Santa Ana to Pearson Intl flights
Los Angeles to Region of Waterloo Intl flights
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Burbank to Pearson Intl flights
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Fresno to Pearson Intl flights
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Oakland to Pierre Elliott Trudeau Intl flights
Medford to Pierre Elliott Trudeau Intl flights
Tijuana to Pearson Intl flights
Burbank to Pierre Elliott Trudeau Intl flights
Sacramento to Ottawa flights
Reno to Pearson Intl flights
San Francisco to London flights
Las Vegas to Ottawa flights
Monterey to Pearson Intl flights

Top 5 airlines flying from San Francisco to Toronto

Discover the top 5 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 629,999 searches. Data last updated 27 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 222AverageC$ 424FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 269AverageC$ 631FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 359AverageC$ 546FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 493AverageC$ 889FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapestC$ 534AverageC$ 811FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to Toronto?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Toronto from San Francisco today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Toronto?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Francisco to Toronto.

Can Cheapflights find flights from San Francisco to Toronto with no change fees?

Certainly. Search results for flights to Toronto from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from San Francisco to Toronto become cheaper?

Yes, Cheapflights offers price alerts on San Francisco to Toronto flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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