$138 Cheap Flights from San Francisco (SFO) to Toronto (YYZ)

View $138 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Toronto Pearson Intl. Airport (YYZ)

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Cheap Flights from San Francisco to Toronto (SFO-YYZ)

Prices were available within the past 7 days and start at $138 for one-way flights and $311 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Sun, Nov 2 - Wed, Nov 12
SFO
San Francisco
YYZ
Toronto
$311 Roundtrip, found 19 hours ago
$311
Roundtrip
found 19 hours ago
Select WestJet flight, departing Sun, Nov 2 from San Francisco to Toronto, returning Wed, Nov 12, priced at $311 found 19 hours ago
WestJet
Tue, Dec 2 - Tue, Dec 9
SFO
San Francisco
YYZ
Toronto
$313 Roundtrip, found 1 hour ago
$313
Roundtrip
found 1 hour ago
Select WestJet flight, departing Tue, Dec 2 from San Francisco to Toronto, returning Tue, Dec 9, priced at $313 found 1 hour ago
WestJet
Sun, Nov 9 - Mon, Nov 24
SFO
San Francisco
YYZ
Toronto
$314 Roundtrip, found 9 hours ago
$314
Roundtrip
found 9 hours ago
Select WestJet flight, departing Sun, Nov 9 from San Francisco to Toronto, returning Mon, Nov 24, priced at $314 found 9 hours ago
WestJet
Tue, Dec 9 - Wed, Dec 17
SFO
San Francisco
YYZ
Toronto
$316 Roundtrip, found 3 hours ago
$316
Roundtrip
found 3 hours ago
Select WestJet flight, departing Tue, Dec 9 from San Francisco to Toronto, returning Wed, Dec 17, priced at $316 found 3 hours ago
WestJet
Sun, Nov 2 - Sat, Nov 8
SFO
San Francisco
YYZ
Toronto
$317 Roundtrip, just found
$317
Roundtrip
just found
Select WestJet flight, departing Sun, Nov 2 from San Francisco to Toronto, returning Sat, Nov 8, priced at $317 just found
WestJet
Thu, Dec 4 - Thu, Dec 11
SFO
San Francisco
YYZ
Toronto
$318 Roundtrip, found 1 hour ago
$318
Roundtrip
found 1 hour ago
Select WestJet flight, departing Thu, Dec 4 from San Francisco to Toronto, returning Thu, Dec 11, priced at $318 found 1 hour ago
Alaska Airlines
Mon, Nov 3 - Thu, Nov 13
SFO
San Francisco
YYZ
Toronto
$319 Roundtrip, found 19 hours ago
$319
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Mon, Nov 3 from San Francisco to Toronto, returning Thu, Nov 13, priced at $319 found 19 hours ago
Porter Airlines
Tue, Dec 2 - Tue, Dec 9
SFO
San Francisco
YYZ
Toronto
$336 Roundtrip, found 1 hour ago
$336
Roundtrip
found 1 hour ago
Select Porter Airlines flight, departing Tue, Dec 2 from San Francisco to Toronto, returning Tue, Dec 9, priced at $336 found 1 hour ago
Air Canada
Sat, Nov 8 - Sun, Nov 16
SFO
San Francisco
YYZ
Toronto
$337 Roundtrip, just found
$337
Roundtrip
just found
Select Air Canada flight, departing Sat, Nov 8 from San Francisco to Toronto, returning Sun, Nov 16, priced at $337 just found
Delta
Thu, Oct 30 - Fri, Oct 31
SFO
San Francisco
YYZ
Toronto
$373 Roundtrip, found 14 hours ago
$373
Roundtrip
found 14 hours ago
Select Delta flight, departing Thu, Oct 30 from San Francisco to Toronto, returning Fri, Oct 31, priced at $373 found 14 hours ago

Find the cheapest month to fly from San Francisco (SFO) to Toronto (YYZ)

May is typically the cheapest month to fly

From $266 - $656 per traveler.

Alternative airports near Toronto

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Billy Bishop Toronto City YTZ. Closest option available. Average driving time to city center is 4 minutes. Flights from $414
YTZ
Billy Bishop Toronto City
Closest
Average driving time to city center4 min
Flights from $414
Flights from San Francisco (SFO) to Toronto (YYZ)
Origin airport
San Francisco Intl.
Destination airport
Pearson Intl.
Airlines serving
Air Canada, Air Transat, Alaska Airlines, American Airlines, Delta, Porter Airlines, United, WestJet
Roundtrip price
$311
Distance
2255 mi
Average flight time
7 hours 57 mins

San Francisco to Toronto Flights

The cheapest times to fly from San Francisco to Toronto

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Francisco to Toronto are during the month of November. You can find some of the cheapest flights from San Francisco to Toronto with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Toronto

Sunday is one of the best days to book for cheap flights from San Francisco to Toronto: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Francisco to Toronto

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Francisco to Toronto in 2025. You can also book with separate airlines for your outbound and return journeys, from $138 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Francisco to Toronto flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Francisco to Toronto airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ) cost?
Get a cheap one-way flight from $138 or cheap return flight from $311 from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ)?
The cheapest month to fly from SFO to YYZ is November, when demand is low. Off-peak season is generally when you'll find cheap fares for travel between these airports.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ)?
Enjoy an uninterrupted journey to Pearson Intl. Airport (YYZ). 3 airlines offer nonstop flights from San Francisco Intl. Airport (SFO), including:

  • Air Canada
  • Porter Airlines
  • United Airlines

What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ)?
While prices can vary depending on your travel dates, United Airlines and Porter Airlines are go-to choices for flights between San Francisco Intl. Airport (SFO) and Pearson Intl. Airport (YYZ). You can also compare airlines on Expedia and use the "Sort by" filter to find the best deal for your SFO to YYZ flight.
How many flights per day from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ)?
When jetting out of San Francisco Intl. Airport (SFO), you can pick from an average of 5 daily direct flights to Pearson Intl. Airport (YYZ).
What are the most popular departure times for flights from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ)?
Flights between SFO and YYZ are their busiest at 8 AM. If you're after a quieter experience and possibly cheaper fares, choose a time outside the usual busy windows.
What day of the week has the most flights from SFO to YYZ?
Fly on a Friday if you're after the largest selection of flights from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ).
What is the earliest flight from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ)?
Take the earliest flight at around 8:25AM UTC-8, departing from San Francisco Intl. Airport (SFO). You'll be flying for about 4h 52m, arriving at Pearson Intl. Airport (YYZ) at approximately 4:17PM UTC-5.
How long does it take to fly from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ)?
It takes approximately 4 hours and 58 minutes to cover the 2,300 mi from SFO to YYZ.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ)?
To avoid potential delays on the San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ) route, aim to travel before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Toronto from San Francisco Intl. Airport (SFO)?
Browse your flight options from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ). This is the only Toronto airport you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ) last-minute?
Last-minute bookings from SFO to YYZ are typically more expensive. To lock in the lowest rates, start searching for flights as early as possible. That being said, if you can play around with your travel dates, you may land a cheap fare right before you leave.
Is it cheaper to book a SFO to YYZ flight and hotel package?
You'll generally save money by booking a SFO to YYZ flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your preferred accommodations and flights, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from San Francisco Intl. Airport (SFO) to Pearson Intl. Airport (YYZ)?
In most instances, you can cancel or reschedule your SFO to YYZ flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you'd like more information, visit our Customer Service portal.

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*Available to One Key members.