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Cheap flights from Toronto to San Francisco Bay Area

YTO — SFO
9 Nov — 16 Nov1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Toronto to San Francisco Bay Area

Popular in

July

Cheapest in

January

Average price

C$ 571
Highest demand for flights based on searches. 10% potential increase in price (C$ 99 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Cheapflights Insights

Everything you need to know about your flight from Toronto to San Francisco Bay Area

How far ahead should I book a flight from Toronto to San Francisco Bay Area?

The best time to book flights from Toronto to San Francisco Bay Area is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Toronto to San Francisco Bay Area?

Currently, January is the cheapest month in which you can book a flight from Toronto to San Francisco Bay Area (average of C$ 516). Flying from Toronto to San Francisco Bay Area in August is currently the most expensive (average of C$ 682). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YTO to XIH?

When flying from Toronto to San Francisco Bay Area, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 47% versus a flight in the afternoon.

What is the cheapest day to fly from Toronto to San Francisco Bay Area?

Travelers seeking maximum savings on their Toronto to San Francisco Bay Area flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Francisco Bay Area

Read through reviews of airlines operating flights from Toronto to San Francisco Bay Area, such as Porter Airlines,Delta, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
468 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Porter Airlines
8.0
Very good
468 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Delta
7.8
Good
8,653 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
United Airlines
7.4
Good
10,332 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
WestJet
7.2
Good
3,452 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Air Canada
7.1
Good
11,748 reviews
Porter Airlines
8.0
Very good
468 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Related info for your journey

  • What are the cheapest airlines to fly from Toronto to San Francisco Bay Area one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 218. Porter Airlines flights start at C$ 223 while deals on Air Transat start at C$ 231 one-way.

  • What are the most popular routes from Toronto to San Francisco Bay Area?

    While some choose either Toronto Island - San Francisco or Toronto Pearson Intl - San Jose, Toronto Pearson Intl - San Francisco is the most popular route from Toronto to San Francisco Bay Area.

  • What are the most reliable airlines from Toronto to San Francisco Bay Area?

    The top 3 most reliable airlines when flying from Toronto to San Francisco Bay Area are Singapore Airlines (69%), United Airlines (64%) and American Airlines (64%).

  • What are the cheapest flights from Toronto to San Francisco Bay Area?

    Looking for the cheapest flight from Toronto to San Francisco Bay Area? While on average our users pay C$ 1,431, our data indicates the cheapest price to be C$ 293. The most popular route (Toronto Pearson Intl - San Francisco), is priced around C$ 443.

  • Can I find deals for flights from Toronto to San Francisco Bay Area that include hotel bookings?

    Yes. In addition to deals on Toronto to San Francisco Bay Area flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Toronto to San Francisco Bay Area?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Toronto to San Francisco Bay Area.

  • Can I find deals for business class flights from Toronto to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Toronto to San Francisco Bay Area by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Toronto to San Francisco Bay Area?

    Currently, January is the cheapest month in which you can book a flight from Toronto to San Francisco Bay Area (average of C$ 516). Flying from Toronto to San Francisco Bay Area in August is currently the most expensive (average of C$ 682). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Toronto to San Francisco Bay Area

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Top 8 airlines flying from Toronto to San Francisco Bay Area

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 293AverageC$ 515FlexibilityNo cancel feeOn-timeN/A
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Alaska AirlinesCheapestC$ 300AverageC$ 410FlexibilityNo cancel feeOn-time75%
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WestJetCheapestC$ 311AverageC$ 520FlexibilityNo cancel feeOn-time60%
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Porter AirlinesCheapestC$ 325AverageC$ 532FlexibilityNo cancel feeOn-time52%
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Air CanadaCheapestC$ 338AverageC$ 633FlexibilityNo cancel feeOn-time67%
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American AirlinesCheapestC$ 359AverageC$ 641FlexibilityNo cancel feeOn-time71%
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Air TransatCheapestC$ 364AverageC$ 596FlexibilityNo cancel feeOn-time50%
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United AirlinesCheapestC$ 416AverageC$ 631FlexibilityNo cancel feeOn-time69%
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Fly with Cheapflights

How does Cheapflights help users find flights from Toronto to San Francisco Bay Area?

When you search for this flight from Toronto to San Francisco Bay Area, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Toronto to San Francisco Bay Area?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Toronto to San Francisco Bay Area.

Can Cheapflights find flights from Toronto to San Francisco Bay Area with no change fees?

Need flexible booking options for your flight to San Francisco Bay Area from Toronto? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Toronto to San Francisco Bay Area become cheaper?

Not ready to book yet? You can track prices for flights from Toronto to San Francisco Bay Area on Cheapflights with our Price Alert feature and get notified when better prices are available.

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