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

Flights overview

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

Cheapest round-trip flights	$317	United Nonstop 6 hr Thu, Jul 16 — Wed, Jul 22	The cheapest round-trip flight from Toronto to San Francisco is currently $317
Cheapest one-way flight	$191	United 1 stop 15 hr Wed, Jul 8	The cheapest one-way flight from Toronto to San Francisco is currently $191
Last-minute weekend getaway	$639	United 2 stops 15 hr Sat, Apr 25 — Sun, Apr 26	The cheapest last-minute weekend getaway from Toronto to San Francisco is currently $639
Cheapest business class flights	$772	Air Canada, United 1 stop 16 hr Fri, Jun 26 — Fri, Jul 3	The cheapest business class round-trip flight from Toronto to San Francisco is currently $772

Fastest flight	5 hr 32 min	The fastest nonstop flight from Toronto to San Francisco takes 5 hr 32 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 Toronto to San Francisco is typically January. The most expensive month to fly is typically December.

January Cheapest	Typical prices: $295–580
December Most expensive	Typical prices: $350–670

Popular airlines from Toronto to San Francisco

Air Canada

Nonstop

from $375

Typical price: $340–720

24 weekly nonstop flights

YYZ - SFO Every day

133 weekly connecting flights

YTZ, YYZ - SFO Every day
United

Nonstop

from $317

Typical price: $360–730

14 weekly nonstop flights

YYZ - SFO Every day

254 weekly connecting flights

YYZ - SFO Every day
Porter Airlines

Nonstop

from $368

Typical price: $345–800

7 weekly nonstop flights

YYZ - SFO Every day
Delta

from $323

Typical price: $355–820

146 weekly connecting flights

YYZ - SFO Every day
American

from $356

Typical price: $350–700

120 weekly connecting flights

YYZ - SFO Every day
Alaska

from $581

Typical price: $425–1,050

21 weekly connecting flights

YYZ - SFO Every day

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

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

Frequently asked questions about flying from Toronto to San Francisco

The cheapest flights from Toronto to San Francisco are usually in January. Typical ticket prices in January range from $295 to $580.

The cheapest round-trip flight from Toronto to San Francisco recently found on Google Flights was with United from $317. The cheapest one-way flight was with United from $191.

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

The cheapest Air Canada flight from Toronto to San Francisco is $375, flying from Jul 9 to Jul 15.
The cheapest United flight from Toronto to San Francisco is $317, flying from Jul 16 to Jul 22.
The cheapest Porter Airlines flight from Toronto to San Francisco is $368, flying from May 7 to May 13.
The cheapest Delta flight from Toronto to San Francisco is $323, flying from Jul 2 to Jul 8.
The cheapest American flight from Toronto to San Francisco is $356, flying from May 22 to May 28.
The cheapest Alaska flight from Toronto to San Francisco is $581, flying from May 1 to May 9.

The cheapest round-trip flight from Toronto to San Francisco starts at $317 from Thu, Jul 16 to Wed, Jul 22. The cheapest one-way flight starts at $191 and departs on Wed, Jul 8.

5 hr 32 min is the shortest flight time from Toronto to San Francisco.

Apr–Dec is when most people visit San Francisco, with crowds peaking in summer. Although average temperatures are higher then, mornings and evenings often have damp, chilly fog. In summer, street fairs and cultural institutions offer free outdoor entertainment. Winter visitors will find the opera and ballet seasons in full swing. Major annual events include Chinese New Year (Feb), Bay to Breakers footrace (May), San Francisco Pride parade and festival (Jun), and San Francisco Fleet Week (Oct).

It's easy to use Google Flights to find the cheapest days to fly from Toronto to San Francisco.
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 Toronto to San Francisco 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 Toronto to San Francisco.

In terms of nonstop flights, Air Canada is the most popular. Air Canada offers 24 nonstop flights and 133 connecting flights per week. Air Canada flies from Billy Bishop Toronto City Airport (YTZ) , Toronto Pearson International Airport (YYZ) to San Francisco International Airport (SFO) .

In terms of flights, United is the most popular. United offers 14 nonstop flights and 254 connecting flights per week. United flies from Toronto Pearson International Airport (YYZ) to San Francisco International Airport (SFO) .

Other popular airlines flying from Toronto to San Francisco are:

Porter Airlines offers 7 nonstop flights per week. Porter Airlines flies from Toronto Pearson International Airport (YYZ) to San Francisco International Airport (SFO) .
Delta offers 146 connecting flights per week. Delta flies from Toronto Pearson International Airport (YYZ) to San Francisco International Airport (SFO) .
American offers 120 connecting flights per week. American flies from Toronto Pearson International Airport (YYZ) to San Francisco International Airport (SFO) .
Alaska offers 21 connecting flights per week. Alaska flies from Toronto Pearson International Airport (YYZ) to San Francisco International Airport (SFO) .

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

The cheapest round-trip flight from Toronto to San Francisco recently found on Google Flights was with United from $317. The cheapest one-way flight was with United from $191.

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

The cheapest Air Canada flight from Toronto to San Francisco is $375, flying from Jul 9 to Jul 15.
The cheapest United flight from Toronto to San Francisco is $317, flying from Jul 16 to Jul 22.
The cheapest Porter Airlines flight from Toronto to San Francisco is $368, flying from May 7 to May 13.
The cheapest Delta flight from Toronto to San Francisco is $323, flying from Jul 2 to Jul 8.
The cheapest American flight from Toronto to San Francisco is $356, flying from May 22 to May 28.
The cheapest Alaska flight from Toronto to San Francisco is $581, flying from May 1 to May 9.

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

There are 24 Air Canada direct flights from Toronto to San Francisco per week. Flights are available every day.
There are 14 United direct flights from Toronto to San Francisco per week. Flights are available every day.
There are 7 Porter Airlines direct flights from Toronto to San Francisco 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 Toronto and San Francisco at price $639 is offered by United from Sat, Apr 25 to Sun, Apr 26.

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

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

The cheapest direct (nonstop) round-trip flights between Toronto and San Francisco start at $317 from Thu, Jul 16 to Wed, Jul 22 with United.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Toronto to San Francisco, 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 Toronto and San Francisco start at $772 from Fri, Jun 26 to Fri, Jul 3 with Air Canada, United.

The cheapest economy class round-trip flights between Toronto and San Francisco start at $317 from Thu, Jul 16 to Wed, Jul 22.

To book business class trips from Toronto to San Francisco, 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 Toronto and San Francisco starts at $639 from Sat, Apr 25 to Sun, Apr 26 with United.

The cheapest last-minute deal between Toronto and San Francisco at price $639 is offered by United from Sat, Apr 25 to Sun, Apr 26.

To find last-minute flight deals from Toronto to San Francisco, 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.