Question 1

Which layover airport offers the lowest fares from Toronto to San Francisco?

Accepted Answer

Flights via Calgary (YYC) offer the lowest average round-trip price of C$ 375.

Question 2

What is the cheapest Toronto to San Francisco flight route?

Accepted Answer

Fly from Toronto Pearson Intl to San Francisco for the best Toronto - San Francisco flight prices

Question 3

How many flights depart from Toronto to San Francisco on average per day?

Accepted Answer

The number of flights available between Toronto and San Francisco is 14 per day as of January 2026. The most frequent departure time is 10:00a.m., with 74% of daily flights leaving at noon.

Question 4

Can stopping save me money on Toronto to San Francisco flights?

Accepted Answer

You could potentially save up to 9% on your flight if you consider stops on a Toronto to San Francisco flight.

Question 5

What is the most punctual flight time for Toronto to San Francisco flights?

Accepted Answer

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 6

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Question 7

Which layover airport has the shortest connection time from Toronto to San Francisco?

Accepted Answer

Montreal (YUL) has the shortest average layover time for this route: 1h 23m.

Question 8

What is the cheapest month to fly to San Francisco?

Accepted Answer

The cheapest month to fly to San Francisco from Toronto is in March. Flight prices, which tend to average around C$ 437, are often lower during this time because this is during the off-season. The month of April is another great option to travel to San Francisco, with average flight prices from Toronto averaging around C$ 448.

Question 9

How have Toronto to San Francisco flight prices changed over time?

Accepted Answer

As of January 2026, prices for Toronto to San Francisco flights are approximately 5% more expensive when compared to flights at the same time last year.

Question 10

Which airlines fly to San Francisco?

Accepted Answer

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to San Francisco from Toronto according to our data. Air Canada is the first choice among our users, with 40% of people opting to fly with this airline when travelling to San Francisco. Keep in mind that there are 8 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Question 11

How many flights depart from Toronto to San Francisco on average per week?

Accepted Answer

As of January 2026, 101 flights take off from Toronto and land in San Francisco each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

Question 12

What is the cheapest time of day to depart on your flight to San Francisco?

Accepted Answer

Flying to San Francisco from Toronto at noon is the least expensive time of day to depart. momondo users have found prices as low as C$ 682 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to San Francisco is in the evening when prices are around C$ 1,403.

Question 13

What is the typical price of a round-trip flight between Toronto and San Francisco?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from C$ 448 to C$ 619.
The lowest price recently found on this route was C$ 366.

Question 14

What is the cheapest airline that flies from Toronto to San Francisco?

Accepted Answer

WestJet, Flair Airlines, and Air Canada are the most popular carriers operating from Toronto to San Francisco

Question 15

What cabin class options are available on Toronto to San Francisco flights?

Accepted Answer

There are 4 cabin classes available to choose from on Toronto to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 16

Which layover airport has the shortest travel time from Toronto to San Francisco?

Accepted Answer

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 8h 34m.

Question 17

How far in advance should I book a flight to San Francisco?

Accepted Answer

You are more likely to see cheaper flights to San Francisco from Toronto when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around C$ 509 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Toronto for as low as C$ 441 on momondo.

Question 18

How often are flights from Toronto to San Francisco delayed?

Accepted Answer

Historically, on average around 23% of flights between Toronto and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 150 minutes.

Question 19

Which airport is the most popular layover for flights between Toronto and San Francisco?

Accepted Answer

Calgary (YYC) was the most common stop: 80% of momondo users choosing one-stop flights on this route connected there.

Question 20

What is the cheapest day to depart on your flight to San Francisco?

Accepted Answer

The cheapest day to depart from Toronto to San Francisco is on a Friday. Travellers who choose to depart for San Francisco on a Friday will often find tickets for as low as C$ 757. On the other hand, Monday is the most expensive day to depart from Toronto because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,203.

Question 21

Which airline has the best punctuality record on Toronto to San Francisco flights?

Accepted Answer

According to our data, Porter Airlines has had the least delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

Question 22

How long does it take to fly to San Francisco?

Accepted Answer

The average flight duration from Toronto to San Francisco depends on which airport you fly into and out of. Flying from Toronto to San Francisco is 7h 46m on average, while flying from Hamilton to San Francisco is 9h 20m on average. San Francisco is the most popular airport in San Francisco.

Question 23

When did momondo last update prices for flights from Toronto to San Francisco Airport?

Accepted Answer

Prices for flights from Toronto to San Francisco Airport are refreshed on a daily basis.

Question 24

How many operators does momondo search for flights from Toronto to San Francisco Airport?

Accepted Answer

As of January 2026, there are 7 operators available to choose from for flights from Toronto to San Francisco Airport.

Question 25

How old do you have to be to fly from Toronto to San Francisco Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Toronto to San Francisco Airport.

Question 26

What documentation or ID do you need to fly to San Francisco Airport?

Accepted Answer

The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best price found	C$ 377
Fastest flight time	5h 38m
Direct flights	Every day
Airports in San Francisco	1 airport

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom C$ 257	Free Cancellation	Rating 7.2 11,095 reviews	Search American Airlines flights
WestJet	PriceFrom C$ 287	Free Cancellation	Rating 7.2 3,235 reviews	Search WestJet flights
Delta	PriceFrom C$ 287	Free Cancellation	Rating 7.9 8,029 reviews	Search Delta flights
Porter Airlines	PriceFrom C$ 318	Free Cancellation	Rating 8.0 406 reviews	Search Porter Airlines flights
Air Canada	PriceFrom C$ 329	Free Cancellation	Rating 7.1 10,603 reviews	Search Air Canada flights
Air Transat	PriceFrom C$ 368	Free Cancellation	Rating 7.7 491 reviews	Search Air Transat flights
United Airlines	PriceFrom C$ 432	Free Cancellation	Rating 7.4 9,141 reviews	Search United Airlines flights

Cheap flights from Toronto to San Francisco from C$ 198

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to San Francisco departing on 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Toronto to San Francisco

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

WestJet flights from Toronto to San Francisco

Our best WestJet deals on Toronto to San Francisco flight tickets

Porter Airlines flights from Toronto to San Francisco

Our best Porter Airlines deals on Toronto to San Francisco flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Toronto to San Francisco that are best for you.

See travel insights to San Francisco from

How to get the cheapest flight ticket from Toronto to San Francisco