CA $197 Cheap Flights from San Francisco (SFO) to Toronto (YTO)

Popular airlines from San Francisco International Airport (SFO) to Toronto

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards

Cheap flights from San Francisco (SFO) to Toronto (YTO)

Prices were available within the past 7 days and start at CA $197 for one-way flights and CA $429 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
WestJet
WestJet
WestJet
WestJet
Air Canada
WestJet
Delta
American Airlines
Alaska Airlines

Frequently asked questions

How much is a flight from San Francisco Airport to Toronto (YTO-All Airports)?
The lowest price advertised for a round-trip flight from San Francisco Intl. Airport (SFO) to Toronto (YTO-All Airports) is CA $429. But you better act quick. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Airport to Toronto (YTO-All Airports)?
Most flights can be canceled online, but each airline has its own terms and conditions. If you do decide to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from San Francisco Intl. Airport (SFO) to Toronto (YTO-All Airports) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for San Francisco Intl. Airport (SFO) to Toronto (YTO-All Airports) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from SFO to Toronto (YTO-All Airports)?
You’ll be in the air for a while, as the flight distance from San Francisco Airport to Toronto (YTO-All Airports) is 3,600 kilometers. Create a playlist of your favorite podcasts before leaving home to stay entertained during the journey.
Which airlines fly direct from SFO to Toronto (YTO-All Airports)?
One airline that flies from SFO to Toronto (YTO-All Airports) is Air Canada (AC). It offers 91 monthly flights. United Airlines (UA) is another popular choice. It offers 30 flights each month. Between these two airlines, you’ll be able to find a good deal from San Francisco to Ontario.
Are San Francisco Airport to Toronto (YTO-All Airports) flight tickets cheaper when they're purchased at the last minute?
It is possible to get a fantastic last-minute deal from SFO to Toronto (YTO-All Airports), but there’s no guarantee. As many airlines publish prices up to 12 months in advance, it’s worthwhile keeping an eye on fares early and being ready to pounce when you spot a bargain. Expedia compares carrier prices and updates flight deals regularly, so you can rest assured you’re always seeing the latest offers.
*Available to Expedia members.