Cheap flights from San Francisco to Toronto

Flights overview

Useful information for finding cheap flights from San Francisco to Toronto and booking your next trip
Cheapest round-trip flights$371
Alaska1 stop17 hrSat, May 2 — Sat, May 9
The cheapest round-trip flight from San Francisco to Toronto is currently $371
Cheapest one-way flight$173
Alaska1 stop17 hrSat, May 2
The cheapest one-way flight from San Francisco to Toronto is currently $173
Cheapest nonstop flights$404
Air CanadaNonstop6 hrThu, Apr 9 — Wed, Apr 15
The cheapest nonstop round-trip flight from San Francisco to Toronto is currently $404
Last-minute weekend getaway$876
American1 stop16 hrFri, Mar 20 — Sun, Mar 22
The cheapest last-minute weekend getaway from San Francisco to Toronto is currently $876
Cheapest business class flights$1,012
UnitedNonstop6 hrMon, May 25 — Sun, May 31
The cheapest business class round-trip flight from San Francisco to Toronto is currently $1,012
Fastest flight4 hr 57 minThe fastest nonstop flight from San Francisco to Toronto takes 4 hr 57 min
Nonstop flightsEvery dayThere 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 May. The most expensive month to fly is typically December.
January
Prices in January are usually between $305 and $540.

Popular airlines from San Francisco to Toronto

  • Air Canada
    Nonstop
    from $436
    Typical price: $390–860
    26 weekly nonstop flights
    SFO - YYZEvery day
    134 weekly connecting flights
    SFO - YTZ, YYZEvery day
  • United
    Nonstop
    from $442
    Typical price: $425–860
    13 weekly nonstop flights
    SFO - YYZEvery day
    164 weekly connecting flights
    SFO - YYZEvery day
  • Porter Airlines
    Nonstop
    from $404
    Typical price: $370–950
    7 weekly nonstop flights
    SFO - YYZEvery day
  • American
    from $461
    Typical price: $405–780
    106 weekly connecting flights
    SFO - YYZEvery day
  • Delta
    from $482
    Typical price: $420–970
    106 weekly connecting flights
    SFO - YYZEvery day
  • Alaska
    from $383
    Typical price: $430–990
    21 weekly connecting flights
    SFO - YYZEvery day

Popular airports near San Francisco

  • San Francisco International Airport (SFO)
    San FranciscoUnited States19 min11 mi
  • Oakland San Francisco Bay Airport (OAK)
    OaklandUnited States27 min11 mi
  • Sacramento International Airport (SMF)
    SacramentoUnited States1 hr 34 min78 mi
  • San Jose Mineta International Airport (SJC)
    San JoseUnited States51 min39 mi

Popular airports near Toronto

  • Toronto Pearson International Airport (YYZ)
    TorontoCanada33 min12 mi
  • Billy Bishop Toronto City Airport (YTZ)
    TorontoCanada35 min2 mi
  • Buffalo Niagara International Airport (BUF)
    BuffaloUnited States2 hr 1 min59 mi
  • John C. Munro Hamilton International Airport (YHM)
    HamiltonCanada1 hr 3 min43 mi

Frequently asked questions about flying from San Francisco to Toronto

The cheapest flights from San Francisco to Toronto are usually in May. Typical ticket prices in May range from $280 to $440.
The cheapest round-trip flight from San Francisco to Toronto recently found on Google Flights was with Alaska from $371. The cheapest one-way flight was with Alaska from $173.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Air Canada flight from San Francisco to Toronto is $436, flying from Apr 9 to Apr 15.
  • The cheapest United flight from San Francisco to Toronto is $442, flying from Apr 9 to Apr 15.
  • The cheapest Porter Airlines flight from San Francisco to Toronto is $404, flying from Apr 9 to Apr 15.
  • The cheapest American flight from San Francisco to Toronto is $461, flying from Apr 23 to Apr 29.
  • The cheapest Delta flight from San Francisco to Toronto is $482, flying from Apr 16 to Apr 22.
  • The cheapest Alaska flight from San Francisco to Toronto is $383, flying from Apr 25 to May 2.
The cheapest round-trip flight from San Francisco to Toronto starts at $371 from Sat, May 2 to Sat, May 9. The cheapest one-way flight starts at $173 and departs on Sat, May 2.
4 hr 57 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 26 nonstop flights and 134 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 13 nonstop flights and 164 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).
  • American offers 106 connecting flights per week. American flies from San Francisco International Airport (SFO) to Toronto Pearson International Airport (YYZ).
  • Delta offers 106 connecting flights per week. Delta flies from San Francisco International Airport (SFO) to Toronto Pearson International Airport (YYZ).
  • Alaska offers 21 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 Alaska from $371. The cheapest one-way flight was with Alaska from $173.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Air Canada flight from San Francisco to Toronto is $436, flying from Apr 9 to Apr 15.
  • The cheapest United flight from San Francisco to Toronto is $442, flying from Apr 9 to Apr 15.
  • The cheapest Porter Airlines flight from San Francisco to Toronto is $404, flying from Apr 9 to Apr 15.
  • The cheapest American flight from San Francisco to Toronto is $461, flying from Apr 23 to Apr 29.
  • The cheapest Delta flight from San Francisco to Toronto is $482, flying from Apr 16 to Apr 22.
  • The cheapest Alaska flight from San Francisco to Toronto is $383, flying from Apr 25 to May 2.
Air Canada, United and Porter Airlines fly direct from San Francisco to Toronto.
  • There are 26 Air Canada direct flights from San Francisco to Toronto per week. Flights are available every day.
  • There are 13 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 $876 is offered by American from Fri, Mar 20 to Sun, Mar 22.
Air Canada, United and Porter Airlines fly direct from San Francisco to Toronto.
  • There are 26 Air Canada direct flights from San Francisco to Toronto per week. Flights are available every day.
  • There are 13 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 $404 from Thu, Apr 9 to Wed, Apr 15 with Air Canada.
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 $1,012 from Mon, May 25 to Sun, May 31 with United.
The cheapest economy class round-trip flights between San Francisco and Toronto start at $371 from Sat, May 2 to Sat, May 9.
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 $876 from Fri, Mar 20 to Sun, Mar 22 with American.
The cheapest last-minute deal between San Francisco and Toronto at price $876 is offered by American from Fri, Mar 20 to Sun, Mar 22.
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.

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