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

Flights overview

Useful information for finding cheap flights from San Francisco to Toronto and booking your next trip

Cheapest round-trip flights	$329	WestJet 1 stop 9 hr Mon, Jun 1 — Sun, Jun 7	The cheapest round-trip flight from San Francisco to Toronto is currently $329
Cheapest one-way flight	$153	United Nonstop 5 hr Wed, Jul 8	The cheapest one-way flight from San Francisco to Toronto is currently $153
Cheapest nonstop flights	$348	United Nonstop 6 hr Thu, Jul 9 — Thu, Jul 16	The cheapest nonstop round-trip flight from San Francisco to Toronto is currently $348
Last-minute weekend getaway	$684	Alaska 1 stop 16 hr Fri, Apr 24 — Mon, Apr 27	The cheapest last-minute weekend getaway from San Francisco to Toronto is currently $684
Cheapest business class flights	$930	United Nonstop 6 hr Sun, Jul 12 — Sat, Jul 18	The cheapest business class round-trip flight from San Francisco to Toronto is currently $930

Fastest flight	4 hr 55 min	The fastest nonstop flight from San Francisco to Toronto takes 4 hr 55 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from San Francisco to Toronto is typically July. The most expensive month to fly is typically December.

July Cheapest	Typical prices: $295–500
December Most expensive	Typical prices: $360–790

Popular airlines from San Francisco to Toronto

Air Canada

Nonstop

from $348

Typical price: $390–860

24 weekly nonstop flights

SFO - YYZ Every day

117 weekly connecting flights

SFO - YTZ, YYZ Every day
United

Nonstop

from $360

Typical price: $430–870

14 weekly nonstop flights

SFO - YYZ Every day

220 weekly connecting flights

SFO - YYZ Every day
Porter Airlines

Nonstop

from $449

Typical price: $375–970

7 weekly nonstop flights

SFO - YYZ Every day
Delta

from $385

Typical price: $425–970

127 weekly connecting flights

SFO - YYZ Every day
American

from $368

Typical price: $410–780

104 weekly connecting flights

SFO - YYZ Every day
Alaska

from $545

Typical price: $430–1,000

24 weekly connecting flights

SFO - YYZ Every day

Popular airports near San Francisco

San Francisco International Airport (SFO)

San Francisco United States 20 min 11 mi
Oakland San Francisco Bay Airport (OAK)

Oakland United States 28 min 11 mi
Sacramento International Airport (SMF)

Sacramento United States 1 hr 35 min 78 mi
San Jose Mineta International Airport (SJC)

San Jose United States 52 min 39 mi

Popular airports near Toronto

Toronto Pearson International Airport (YYZ)

Toronto Canada 33 min 12 mi
Billy Bishop Toronto City Airport (YTZ)

Toronto Canada 35 min 2 mi
Buffalo Niagara International Airport (BUF)

Buffalo United States 2 hr 59 mi
John C. Munro Hamilton International Airport (YHM)

Hamilton Canada 1 hr 1 min 43 mi

Frequently asked questions about flying from San Francisco to Toronto

The cheapest flights from San Francisco to Toronto are usually in July. Typical ticket prices in July range from $295 to $500.

The cheapest round-trip flight from San Francisco to Toronto recently found on Google Flights was with WestJet from $329. The cheapest one-way flight was with United from $153.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Air Canada flight from San Francisco to Toronto is $348, flying from May 11 to May 19.
The cheapest United flight from San Francisco to Toronto is $360, flying from Jul 9 to Jul 15.
The cheapest Porter Airlines flight from San Francisco to Toronto is $449, flying from May 28 to Jun 3.
The cheapest Delta flight from San Francisco to Toronto is $385, flying from Jul 9 to Jul 15.
The cheapest American flight from San Francisco to Toronto is $368, flying from May 30 to Jun 5.
The cheapest Alaska flight from San Francisco to Toronto is $545, flying from May 29 to Jun 5.

The cheapest round-trip flight from San Francisco to Toronto starts at $329 from Mon, Jun 1 to Sun, Jun 7. The cheapest one-way flight starts at $153 and departs on Wed, Jul 8.

4 hr 55 min is the shortest flight time from San Francisco to Toronto.

Toronto is a major city with robust cultural offerings year-round. Many people visit Jun–Sep, when the weather's warm and humid, and when big annual events like Pride Toronto (Jun), Caribbean Carnival (Jul/Aug), the Canadian National Exhibition (Aug/Sep) and the Toronto International Film Festival (Sep) are held. Spring and fall are mild to cool, and winters are typically very cold and windy, with frequent snow.

It's easy to use Google Flights to find the cheapest days to fly from San Francisco to Toronto.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from San Francisco to Toronto really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from San Francisco to Toronto.

In terms of nonstop flights, Air Canada is the most popular. Air Canada offers 24 nonstop flights and 117 connecting flights per week. Air Canada flies from San Francisco International Airport (SFO) to Billy Bishop Toronto City Airport (YTZ) , Toronto Pearson International Airport (YYZ) .

In terms of flights, United is the most popular. United offers 14 nonstop flights and 220 connecting flights per week. United flies from San Francisco International Airport (SFO) to Toronto Pearson International Airport (YYZ) .

Other popular airlines flying from San Francisco to Toronto are:

Porter Airlines offers 7 nonstop flights per week. Porter Airlines flies from San Francisco International Airport (SFO) to Toronto Pearson International Airport (YYZ) .
Delta offers 127 connecting flights per week. Delta flies from San Francisco International Airport (SFO) to Toronto Pearson International Airport (YYZ) .
American offers 104 connecting flights per week. American flies from San Francisco International Airport (SFO) to Toronto Pearson International Airport (YYZ) .
Alaska offers 24 connecting flights per week. Alaska flies from San Francisco International Airport (SFO) to Toronto Pearson International Airport (YYZ) .

The number of connecting flights refers to distinct flights with at least one stop between San Francisco and Toronto.

The cheapest round-trip flight from San Francisco to Toronto recently found on Google Flights was with WestJet from $329. The cheapest one-way flight was with United from $153.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Air Canada flight from San Francisco to Toronto is $348, flying from May 11 to May 19.
The cheapest United flight from San Francisco to Toronto is $360, flying from Jul 9 to Jul 15.
The cheapest Porter Airlines flight from San Francisco to Toronto is $449, flying from May 28 to Jun 3.
The cheapest Delta flight from San Francisco to Toronto is $385, flying from Jul 9 to Jul 15.
The cheapest American flight from San Francisco to Toronto is $368, flying from May 30 to Jun 5.
The cheapest Alaska flight from San Francisco to Toronto is $545, flying from May 29 to Jun 5.

Air Canada, United and Porter Airlines fly direct from San Francisco to Toronto.

There are 24 Air Canada direct flights from San Francisco to Toronto per week. Flights are available every day.
There are 14 United direct flights from San Francisco to Toronto per week. Flights are available every day.
There are 7 Porter Airlines direct flights from San Francisco to Toronto per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between San Francisco and Toronto at price $684 is offered by Alaska from Fri, Apr 24 to Mon, Apr 27.

Air Canada, United and Porter Airlines fly direct from San Francisco to Toronto.

There are 24 Air Canada direct flights from San Francisco to Toronto per week. Flights are available every day.
There are 14 United direct flights from San Francisco to Toronto per week. Flights are available every day.
There are 7 Porter Airlines direct flights from San Francisco to Toronto per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from San Francisco to Toronto on a daily basis.

The cheapest direct (nonstop) round-trip flights between San Francisco and Toronto start at $348 from Thu, Jul 9 to Thu, Jul 16 with United.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from San Francisco to Toronto, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between San Francisco and Toronto start at $930 from Sun, Jul 12 to Sat, Jul 18 with United.

The cheapest economy class round-trip flights between San Francisco and Toronto start at $329 from Mon, Jun 1 to Sun, Jun 7.

To book business class trips from San Francisco to Toronto, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between San Francisco and Toronto starts at $684 from Fri, Apr 24 to Mon, Apr 27 with Alaska.

The cheapest last-minute deal between San Francisco and Toronto at price $684 is offered by Alaska from Fri, Apr 24 to Mon, Apr 27.

To find last-minute flight deals from San Francisco to Toronto, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.