Cheap Flights from San Francisco (SFO) to Toronto (YTO) from HK$1,430~

View HK$1,430 flight on Sat, 8 Nov 2025Opens in a new window

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Find Cheap Flights from San Francisco (SFO) to Toronto (YTO)

Prices were available within the past 7 days and start at HK$1,430 for one-way flights and HK$3,063 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Sat, 6 Sep - Fri, 19 Sep
SFO
San Francisco
YYZ
Toronto
HK$3,063 Return, found 1 day ago
HK$3,063
Return
found 1 day ago
Select WestJet flight, departing Sat, 6 Sep from San Francisco to Toronto, returning Fri, 19 Sep, priced at HK$3,063 found 1 day ago
WestJet
Sat, 4 Oct - Tue, 7 Oct
SFO
San Francisco
YYZ
Toronto
HK$3,074 Return, found 8 hours ago
HK$3,074
Return
found 8 hours ago
Select WestJet flight, departing Sat, 4 Oct from San Francisco to Toronto, returning Tue, 7 Oct, priced at HK$3,074 found 8 hours ago
WestJet
Sat, 6 Sep - Fri, 19 Sep
SFO
San Francisco
YYZ
Toronto
HK$3,089 Return, found 1 day ago
HK$3,089
Return
found 1 day ago
Select WestJet flight, departing Sat, 6 Sep from San Francisco to Toronto, returning Fri, 19 Sep, priced at HK$3,089 found 1 day ago
WestJet
Sat, 6 Sep - Fri, 19 Sep
SFO
San Francisco
YYZ
Toronto
HK$3,107 Return, found 1 day ago
HK$3,107
Return
found 1 day ago
Select WestJet flight, departing Sat, 6 Sep from San Francisco to Toronto, returning Fri, 19 Sep, priced at HK$3,107 found 1 day ago
Delta
Sat, 6 Sep - Fri, 19 Sep
SFO
San Francisco
YYZ
Toronto
HK$3,113 Return, found 1 day ago
HK$3,113
Return
found 1 day ago
Select Delta flight, departing Sat, 6 Sep from San Francisco to Toronto, returning Fri, 19 Sep, priced at HK$3,113 found 1 day ago
Delta
Sat, 4 Oct - Tue, 7 Oct
SFO
San Francisco
YYZ
Toronto
HK$3,114 Return, found 8 hours ago
HK$3,114
Return
found 8 hours ago
Select Delta flight, departing Sat, 4 Oct from San Francisco to Toronto, returning Tue, 7 Oct, priced at HK$3,114 found 8 hours ago
WestJet
Sat, 4 Oct - Tue, 7 Oct
SFO
San Francisco
YYZ
Toronto
HK$3,118 Return, found 8 hours ago
HK$3,118
Return
found 8 hours ago
Select WestJet flight, departing Sat, 4 Oct from San Francisco to Toronto, returning Tue, 7 Oct, priced at HK$3,118 found 8 hours ago
American Airlines
Sat, 6 Sep - Fri, 19 Sep
SFO
San Francisco
YYZ
Toronto
HK$3,127 Return, found 1 day ago
HK$3,127
Return
found 1 day ago
Select American Airlines flight, departing Sat, 6 Sep from San Francisco to Toronto, returning Fri, 19 Sep, priced at HK$3,127 found 1 day ago
Porter Airlines
Sat, 6 Sep - Fri, 19 Sep
SFO
San Francisco
YYZ
Toronto
HK$3,137 Return, found 1 day ago
HK$3,137
Return
found 1 day ago
Select Porter Airlines flight, departing Sat, 6 Sep from San Francisco to Toronto, returning Fri, 19 Sep, priced at HK$3,137 found 1 day ago
Air Canada
Sat, 6 Sep - Fri, 19 Sep
SFO
San Francisco
YYZ
Toronto
HK$3,171 Return, found 1 day ago
HK$3,171
Return
found 1 day ago
Select Air Canada flight, departing Sat, 6 Sep from San Francisco to Toronto, returning Fri, 19 Sep, priced at HK$3,171 found 1 day ago

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

June is typically the cheapest month to fly

From HK$1,923 - HK$3,017 per traveller.

Graph displaying average flight prices per month

San Francisco to Toronto route information
Origin airport
San Francisco Intl.
Destination airport
Pearson Intl.
Return price
HK$3,063
Distance
3608 km

Flights from San Francisco to Ontario

Book cheap flights from San Francisco (SFO) to Ontario (YTO) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from San Francisco (SFO) to Ontario (YTO) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your San Francisco (SFO) to Ontario (YTO) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Ontario flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Ontario and things to do in Ontario for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Ontario more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Ontario is HK$1,430 now!

 

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 HK$3,063. 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.

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