Cheap flights from Toronto to San Francisco from C$ 244
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SFO
1 Jun — 8 Jun1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Toronto to San Francisco are usually found in November or October, booked 81 days in advance, depart on a Friday or Thursday and return on a Tuesday
Cheap flight deals from Toronto to San Francisco
Enter your travel dates to find the best prices.
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Cheapest flights from Toronto to San Francisco
Explore the most affordable flight options available from Toronto to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 May 2026.
Fri 17/710:50 a.m.
YYZ
-
SFO
1 stop8h 50m
WestJet
Wed 29/71:00 p.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 28/4C$ 390
Thu 16/76:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Sun 19/71:00 p.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 28/4C$ 391
Thu 13/86:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Tue 18/86:00 a.m.
SFO
-
YYZ
2 stops10h 55m
WestJet
Deal found 30/4C$ 392
Thu 13/812:00 p.m.
YYZ
-
SFO
2 stops12h 55m
WestJet
Mon 17/86:00 a.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 1/5C$ 394
Wed 12/82:30 p.m.
YYZ
-
SFO
2 stops10h 25m
WestJet
Mon 17/86:00 a.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 30/4C$ 395
Thu 27/812:40 p.m.
YYZ
-
SFO
2 stops12h 15m
WestJet
Mon 31/86:05 p.m.
SFO
-
YYZ
2 stops15h 40m
WestJet
Deal found 30/4C$ 396
Tue 16/610:20 p.m.
YYZ
-
SFO
2 stops16h 40m
WestJet
Tue 23/66:00 a.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 30/4C$ 398
Mon 13/73:50 p.m.
YYZ
-
SFO
1 stop9h 05m
WestJet
Thu 30/76:00 a.m.
SFO
-
YYZ
2 stops10h 55m
WestJet
Deal found 28/4C$ 399
Thu 11/69:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Multiple Airlines
Mon 22/66:05 p.m.
SFO
-
YYZ
1 stop8h 40m
Multiple Airlines
Deal found 28/4C$ 401
Mon 13/73:50 p.m.
YYZ
-
SFO
1 stop9h 05m
WestJet
Sat 25/76:00 a.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 28/4C$ 402
Thu 11/69:00 a.m.
YYZ
-
SFO
1 stop10h 40m
WestJet
Mon 15/66:05 p.m.
SFO
-
YYZ
1 stop9h 50m
WestJet
Deal found 1/5C$ 403
Tue 30/63:50 p.m.
YYZ
-
SFO
1 stop9h 05m
WestJet
Sat 25/76:00 a.m.
SFO
-
YYZ
2 stops10h 55m
WestJet
Deal found 2/5C$ 405
Best flights from Toronto to San Francisco
Discover carefully curated flight deals from Toronto to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 May 2026.
Sat 19/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Air Transat
Wed 23/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Air Transat
Deal found 28/4C$ 403
Sat 30/511:29 a.m.
YYZ
-
SFO
1 stop12h 35m
Delta
Fri 5/69:55 p.m.
SFO
-
YYZ
1 stop11h 24m
Delta
Deal found 28/4C$ 424
Fri 18/96:10 p.m.
YHM
-
SFO
1 stop20h 50m
WestJet
Mon 21/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 28/4C$ 467
Wed 9/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Sat 12/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Porter Airlines
Deal found 27/4C$ 538
Thu 25/66:30 a.m.
YYZ
-
SFO
Nonstop5h 39m
United Airlines
Sat 27/612:50 a.m.
SFO
-
YYZ
1 stop7h 59m
United Airlines
Deal found 1/5C$ 597
Tue 8/96:15 a.m.
YHM
-
SFO
3 stops18h 40m
Multiple Airlines
Sat 19/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
Multiple Airlines
Deal found 29/4C$ 627
Fri 29/511:29 a.m.
YYZ
-
SFO
1 stop12h 35m
Delta
Wed 3/65:40 a.m.
SFO
-
YYZ
1 stop7h 55m
Delta
Deal found 2/5C$ 425
Tue 8/98:40 p.m.
YKF
-
SFO
1 stop23h 00m
WestJet
Sat 19/96:00 a.m.
SFO
-
YKF
1 stop10h 50m
WestJet
Deal found 29/4C$ 482
Tue 15/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Thu 17/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Porter Airlines
Deal found 28/4C$ 539
Sat 29/86:10 p.m.
YHM
-
SFO
1 stop25h 30m
WestJet
Mon 7/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 1/5C$ 500
Wed 3/65:45 p.m.
YYZ
-
SFO
1 stop6h 45m
Delta
Sat 6/68:25 a.m.
SFO
-
YYZ
1 stop12h 33m
Delta
Deal found 27/4C$ 544
Sun 14/68:40 p.m.
YKF
-
SFO
1 stop28h 15m
WestJet
Mon 22/66:05 p.m.
SFO
-
YKF
1 stop22h 45m
WestJet
Deal found 30/4C$ 504
Fri 29/52:20 p.m.
YTZ
-
SFO
2 stops11h 42m
United Airlines
Mon 1/67:45 p.m.
SFO
-
YTZ
2 stops11h 21m
United Airlines
Deal found 30/4C$ 625
Thu 18/68:40 p.m.
YKF
-
SFO
1 stop18h 20m
WestJet
Mon 22/66:00 a.m.
SFO
-
YKF
1 stop10h 50m
WestJet
Deal found 30/4C$ 505
Tue 26/55:45 p.m.
YYZ
-
SFO
2 stops20h 08m
Delta
Fri 19/611:56 p.m.
SFO
-
YYZ
1 stop10h 38m
Delta
Deal found 2/5C$ 559
Fri 11/92:55 p.m.
YTZ
-
SFO
1 stop9h 33m
United Airlines
Tue 22/95:41 p.m.
SFO
-
YTZ
2 stops13h 25m
United Airlines
Deal found 30/4C$ 649
Thu 25/610:25 a.m.
YHM
-
SFO
2 stops14h 30m
Multiple Airlines
Sun 28/66:00 a.m.
SFO
-
YHM
1 stop8h 15m
Multiple Airlines
Deal found 30/4C$ 741
Sun 30/88:40 p.m.
YKF
-
SFO
1 stop18h 20m
WestJet
Tue 8/96:00 a.m.
SFO
-
YKF
1 stop10h 50m
WestJet
Deal found 1/5C$ 515
Thu 2/712:09 p.m.
YYZ
-
SFO
1 stop9h 04m
Delta
Thu 9/711:56 p.m.
SFO
-
YYZ
1 stop8h 23m
Delta
Deal found 29/4C$ 569
Thu 27/82:55 p.m.
YTZ
-
SFO
1 stop9h 33m
United Airlines
Mon 31/810:35 p.m.
SFO
-
YTZ
1 stop8h 31m
United Airlines
Deal found 29/4C$ 649
Thu 3/98:40 p.m.
YKF
-
SFO
1 stop28h 15m
WestJet
Mon 7/96:00 a.m.
SFO
-
YKF
1 stop10h 50m
WestJet
Deal found 28/4C$ 516
Fri 31/72:24 p.m.
YYZ
-
SFO
1 stop11h 00m
Delta
Sun 9/811:56 p.m.
SFO
-
YYZ
1 stop10h 29m
Delta
Deal found 29/4C$ 576
Fri 25/97:20 p.m.
YTZ
-
SFO
1 stop8h 14m
United Airlines
Wed 7/104:18 p.m.
SFO
-
YTZ
1 stop14h 48m
United Airlines
Deal found 29/4C$ 650
Wed 2/98:40 p.m.
YKF
-
SFO
1 stop28h 15m
WestJet
Mon 7/96:00 a.m.
SFO
-
YKF
1 stop10h 50m
WestJet
Deal found 28/4C$ 516
Thu 23/77:20 p.m.
YTZ
-
SFO
1 stop9h 37m
United Airlines
Mon 27/710:38 p.m.
SFO
-
YTZ
2 stops10h 01m
United Airlines
Deal found 29/4C$ 650
Fri 15/512:29 p.m.
YYZ
-
SFO
1 stop11h 04m
Delta
Thu 21/56:00 a.m.
SFO
-
YYZ
1 stop12h 55m
Delta
Deal found 30/4C$ 593
Thu 10/96:10 p.m.
YHM
-
SFO
1 stop30h 45m
WestJet
Mon 14/96:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 27/4C$ 519
Fri 11/912:15 p.m.
YTZ
-
SFO
1 stop9h 09m
United Airlines
Sun 13/911:30 p.m.
SFO
-
YTZ
1 stop7h 36m
United Airlines
Deal found 29/4C$ 650
Mon 24/86:10 p.m.
YHM
-
SFO
1 stop25h 30m
WestJet
Sun 30/86:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 28/4C$ 534
Fri 28/812:15 p.m.
YTZ
-
SFO
1 stop8h 04m
United Airlines
Mon 7/911:30 p.m.
SFO
-
YTZ
1 stop7h 36m
United Airlines
Deal found 1/5C$ 652
Direct flights from Toronto to San Francisco
Explore direct flight options from Toronto to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 May 2026.
Thu 17/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Mon 21/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Porter Airlines
Deal found 30/4C$ 394
Fri 28/89:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Tue 1/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Porter Airlines
Deal found 28/4C$ 401
Sat 19/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Air Transat
Thu 24/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Air Transat
Deal found 28/4C$ 403
Wed 9/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Wed 16/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Porter Airlines
Deal found 27/4C$ 405
Fri 22/59:45 a.m.
YYZ
-
SFO
Nonstop5h 38m
Multiple Airlines
Thu 28/58:30 a.m.
SFO
-
YYZ
Nonstop5h 07m
Multiple Airlines
Deal found 2/5C$ 411
Thu 8/109:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Sat 17/101:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Porter Airlines
Deal found 28/4C$ 413
Fri 4/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Fri 25/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Porter Airlines
Deal found 1/5C$ 418
Wed 23/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Air Transat
Wed 30/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Air Transat
Deal found 1/5C$ 424
Thu 6/89:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Tue 18/81:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Porter Airlines
Deal found 29/4C$ 426
Fri 22/58:10 a.m.
YYZ
-
SFO
Nonstop5h 40m
Air Canada
Thu 28/58:30 a.m.
SFO
-
YYZ
Nonstop5h 07m
Air Canada
Deal found 1/5C$ 429
Tue 8/99:45 a.m.
YYZ
-
SFO
Nonstop5h 35m
Porter Airlines
Wed 16/91:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Porter Airlines
Deal found 27/4C$ 430
Last-minute flights from Toronto to San Francisco
Discover last-minute flight deals from Toronto to San Francisco. Data last updated 2 May 2026 and is based on user searches.
Mon 11/56:10 p.m.
YHM
-
SFO
1 stop20h 50m
WestJet
Mon 24/86:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 27/4C$ 485
Tue 12/56:10 p.m.
YHM
-
SFO
1 stop30h 45m
WestJet
Sat 16/56:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 28/4C$ 463
Tue 19/512:30 p.m.
YTZ
-
SFO
1 stop11h 32m
Air Canada
Tue 2/66:34 p.m.
SFO
-
YTZ
1 stop12h 32m
Air Canada
Deal found 28/4C$ 486
Thu 21/59:45 a.m.
YYZ
-
SFO
Nonstop5h 38m
Multiple Airlines
Wed 27/56:00 a.m.
SFO
-
YYZ
2 stops10h 55m
Multiple Airlines
Deal found 28/4C$ 392
Thu 21/56:10 p.m.
YHM
-
SFO
1 stop25h 30m
WestJet
Wed 27/56:00 a.m.
SFO
-
YHM
1 stop8h 15m
WestJet
Deal found 28/4C$ 496
Sun 24/56:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Wed 27/56:00 a.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 28/4C$ 390
Tue 26/511:10 p.m.
YYZ
-
SFO
2 stops15h 50m
WestJet
Tue 2/66:00 a.m.
SFO
-
YYZ
2 stops10h 55m
WestJet
Deal found 28/4C$ 403
Wed 27/56:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Tue 2/66:00 a.m.
SFO
-
YYZ
2 stops10h 55m
WestJet
Deal found 30/4C$ 395
Wed 27/56:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Wed 3/66:05 p.m.
SFO
-
YYZ
2 stops24h 05m
WestJet
Deal found 28/4C$ 396
Thu 28/55:20 p.m.
YYZ
-
SFO
2 stops21h 40m
WestJet
Mon 1/66:05 p.m.
SFO
-
YYZ
1 stop9h 50m
WestJet
Deal found 29/4C$ 398
Thu 28/59:45 a.m.
YYZ
-
SFO
Nonstop5h 38m
Multiple Airlines
Mon 1/66:05 p.m.
SFO
-
YYZ
1 stop9h 50m
Multiple Airlines
Deal found 29/4C$ 406
Fri 29/56:10 a.m.
YYZ
-
SFO
2 stops13h 30m
WestJet
Mon 1/66:05 p.m.
SFO
-
YYZ
2 stops22h 50m
WestJet
Deal found 30/4C$ 394
One-way flights from Toronto to San Francisco
Search for one-way flight options from Toronto to San Francisco. Find affordable one-way fares based on user searches. Data last updated 2 May 2026.
Wed 17/66:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Deal found 2/5C$ 244
Tue 16/610:00 a.m.
YYZ
-
SFO
Nonstop5h 40m
Air Canada
Deal found 2/5C$ 246
Tue 2/66:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Deal found 2/5C$ 247
Wed 27/56:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Deal found 2/5C$ 248
Wed 10/68:40 p.m.
YKF
-
SFO
1 stop18h 20m
WestJet
Deal found 30/4C$ 250
Fri 22/56:02 p.m.
YYZ
-
SFO
1 stop10h 16m
American Airlines
Deal found 30/4C$ 250
Wed 27/58:40 p.m.
YKF
-
SFO
1 stop18h 20m
WestJet
Deal found 27/4C$ 251
Fri 19/67:24 p.m.
YYZ
-
SFO
1 stop7h 29m
Delta
Deal found 30/4C$ 251
Mon 1/65:45 p.m.
YYZ
-
SFO
1 stop9h 27m
Delta
Deal found 27/4C$ 253
Mon 11/58:40 p.m.
YKF
-
SFO
1 stop18h 20m
WestJet
Deal found 27/4C$ 254
Sun 19/711:10 p.m.
YYZ
-
SFO
2 stops20h 30m
WestJet
Deal found 29/4C$ 254
Mon 25/58:40 p.m.
YKF
-
SFO
1 stop18h 20m
WestJet
Deal found 30/4C$ 255
Find flight deals from Toronto to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 May 2026.
Customize your flight search to find flights from Toronto to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 2 May 2026.
Use the filters below to find and compare flights from Toronto to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
Quickest round-trip
TorontoSan Francisco
YYZ - SFO
YYZSFO
Toronto Pearson Intl
Sat 19/9
9:45 a.m.-12:20 p.m.
Nonstop5h 35m
San Francisco
Wed 23/9
1:20 p.m.-9:25 p.m.
Nonstop5h 05m
C$ 403
TorontoSan Francisco
YYZ - SFO
YYZSFO
Toronto Pearson Intl
Sat 30/5
11:29 a.m.-9:04 p.m.
1 stop12h 35m
San Francisco
Fri 5/6
9:55 p.m.-12:19 p.m.
1 stop11h 24m
C$ 424
TorontoSan Francisco
YYZ - SFO
YYZSFO
Toronto Pearson Intl
Fri 29/5
11:29 a.m.-9:04 p.m.
1 stop12h 35m
San Francisco
Wed 3/6
5:40 a.m.-4:35 p.m.
1 stop7h 55m
C$ 425
HamiltonSan Francisco
YHM - SFO
YHMSFO
Hamilton
Fri 18/9
6:10 p.m.-12:00 p.m.
1 stop20h 50m
San Francisco
Mon 21/9
6:00 a.m.-5:15 p.m.
1 stop8h 15m
C$ 467
TorontoSan Francisco
YKF - SFO
YKFSFO
Toronto Region of Waterloo Intl
Tue 8/9
8:40 p.m.-4:40 p.m.
1 stop23h 00m
San Francisco
Sat 19/9
6:00 a.m.-7:50 p.m.
1 stop10h 50m
C$ 482
HamiltonSan Francisco
YHM - SFO
YHMSFO
Hamilton
Sat 29/8
6:10 p.m.-4:40 p.m.
1 stop25h 30m
San Francisco
Mon 7/9
6:00 a.m.-5:15 p.m.
1 stop8h 15m
C$ 500
TorontoSan Francisco
YKF - SFO
YKFSFO
Toronto Region of Waterloo Intl
Sun 14/6
8:40 p.m.-9:55 p.m.
1 stop28h 15m
San Francisco
Mon 22/6
6:05 p.m.-7:50 p.m.
1 stop22h 45m
C$ 504
TorontoSan Francisco
YKF - SFO
YKFSFO
Toronto Region of Waterloo Intl
Thu 18/6
8:40 p.m.-12:00 p.m.
1 stop18h 20m
San Francisco
Mon 22/6
6:00 a.m.-7:50 p.m.
1 stop10h 50m
C$ 505
TorontoSan Francisco
YKF - SFO
YKFSFO
Toronto Region of Waterloo Intl
Sun 30/8
8:40 p.m.-12:00 p.m.
1 stop18h 20m
San Francisco
Tue 8/9
6:00 a.m.-7:50 p.m.
1 stop10h 50m
C$ 515
TorontoSan Francisco
YKF - SFO
YKFSFO
Toronto Region of Waterloo Intl
Thu 3/9
8:40 p.m.-9:55 p.m.
1 stop28h 15m
San Francisco
Mon 7/9
6:00 a.m.-7:50 p.m.
1 stop10h 50m
C$ 516
Flights are sorted by cheapest round-trip flights first.
Deals found on 2/5
Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Toronto to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Toronto with our price prediction graph.
YTO-SFO
YYZ-SFO
YHM-SFO
YTZ-SFO
YKF-SFO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Toronto to San Francisco
YTO-SFO
YYZ-SFO
YHM-SFO
YTZ-SFO
YKF-SFO
How far ahead should I book a flight from Toronto to San Francisco?
The price you pay for your flight from Toronto to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 68 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Toronto to San Francisco?
Currently, June is the cheapest month in which you can book a flight from Toronto to San Francisco (average of C$ 460). Flying from Toronto to San Francisco in January is currently the most expensive (average of C$ 574). 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 SFO?
Find hourly flight availability from Toronto to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 May 2026.
A simple way to save on the total cost of your ticket is to fly from Toronto to San Francisco at noon. If you’re flexible enough to do this you can expect to save up to 50% on your trip compared to booking a flight in the evening.
What is the cheapest day to fly from Toronto to San Francisco?
Use this chart to determine the cheapest time to fly round-trip from Toronto to San Francisco. Price data was last updated on 25 April 2026.
Travelers seeking maximum savings on their Toronto to San Francisco flight should consider departing on Thursday at noon when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Toronto to San Francisco
Explore weekly flight availability from Toronto to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 2 May 2026.
The most flights from YTO to SFO are scheduled on a Wednesday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (17 on average).
How much does it cost to fly round-trip from Toronto to San Francisco?
What’s the top layover airport for flights from Toronto to San Francisco?
Share of one-stop round-trip flights from Toronto to San Francisco chosen by Cheapflights users in the past 12 months, using the same layover each way.
Calgary (YYC) – chosen by Cheapflights users on 84% of one-stop itineraries from Toronto to San Francisco on Cheapflights.
What’s the cheapest layover airport for flights from Toronto to San Francisco?
Average round-trip fare for 1-stop flights from Toronto to San Francisco, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of C$ 379.
What’s the fastest layover option from Toronto to San Francisco?
Shortest average travel time for 1-stop one-way flights from Toronto to San Francisco, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Detroit (DTW) have the shortest average one-way travel time for 1-stop routes: 7h 25m.
Which airport typically offers the quickest layover for flights from Toronto to San Francisco?
Average layover duration for 1-stop one-way flights from Toronto to San Francisco, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Detroit (DTW) offer the fastest connection on this route, with an average layover time of 0h 36m.
How often are flights from Toronto to San Francisco delayed?
About 26% of weekly flights between Toronto and San Francisco have experienced delays in the past year, with the average delay time being 162 minutes.
What is the most punctual flight time for Toronto to San Francisco flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Toronto to San Francisco flights?
Over the past year, United Airlines has had the lowest number of delays on this route, with just 15% of flights being delayed.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 2 May 2026.
Get a feel of what it's like to fly with Porter Airlines,Air Transat, andUnited Airlines from Toronto to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Related info for your journey
Find useful and relevant information for your journey from Toronto to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airports serve Toronto to San Francisco flights?
You can fly to San Francisco from Pearson International Airport on the choice of many different flight options. You’ll be landing at the San Francisco International Airport. You can get there on a direct flight or one that has one or two stops on the way. The San Francisco International Airport is located in San Mateo County unincorporated. This is a major stopover point for flights heading to Asia and Europe from the US and Canada. It’s the biggest and busiest airport in the Bay Area. It’s the second busiest in the state of California.
Which airlines fly directly from Toronto to San Francisco?
The airlines that fly direct for this route are Air Canada and United. The flight is a little more than five and a half hours. You can try to save a little money sometimes by booking something with a stopover. Some of them don’t add much in terms of travel time.
What are the stopover options between Toronto to San Francisco?
Most flights to San Francisco from Toronto have one stop. Delta makes stops in Minneapolis sometimes, and often in Detroit. Most of the stopovers only add about two and a half hours of travel time to your trip. You could also see stops in Atlanta with Delta. WestJet stops in Calgary for a few hours so your trip ends up being 10 to 11 hours long. American Airlines stops in Charlotte or Chicago usually. You could also see stopovers in Dallas or Philadelphia.
Do I need a passport or a visa to fly from Toronto to San Francisco?
You do need your passport to fly to San Francisco. This is an international flight as you’re crossing the border to the US. You will not need a visa, however, unless you are going to work or study. You also can’t invest in anything like real estate if you don’t have a visa.
What airport do you fly into for flights to San Francisco from Toronto?
If you book a flight to San Francisco from Toronto, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 17.7 km from the centre of San Francisco. There are 17 flights from Toronto to San Francisco per day from 8 different airlines.
How long is the flight from Toronto to San Francisco?
Airlines like Air Transat, WestJet, and Delta fly from Toronto to San Francisco in about 5h 35m. The time it takes to get you to your destination can typically vary by up to 15h 15m. Airlines will cover a distance of 3626 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Toronto to San Francisco round-trip?
According to our current data, Flair Airlines (C$ 114), Delta (C$ 255), and WestJet (C$ 263) offers the cheapest pricing from Toronto to San Francisco. Users have found that Flair Airlines is 78% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Toronto to San Francisco one-way?
The cheapest airlines for a one-way flight from Toronto to San Francisco are WestJet (C$ 192), Porter Airlines (C$ 209), and Air Transat (C$ 221).
What are the most popular routes from Toronto to San Francisco?
While some choose either Toronto Island - San Francisco or Hamilton - San Francisco, Toronto Pearson Intl - San Francisco is the most popular route from Toronto to San Francisco.
What are the most reliable airlines from Toronto to San Francisco?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Toronto to San Francisco on time: American Airlines (75%), Porter Airlines (75%), Air Transat (75%).
What are the cheapest flights from Toronto to San Francisco?
While on average a flight from Toronto to San Francisco is generally C$ 1,829, our data shows the cheapest flight currently is C$ 244. When looking at the most popular route, (Toronto Pearson Intl - San Francisco), you can expect to pay C$ 299 for that flight.
Can I find deals for business class flights from Toronto to San Francisco?
Yes. Cheapflights offers flight deals from Toronto to San Francisco 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?
Currently, June is the cheapest month in which you can book a flight from Toronto to San Francisco (average of C$ 460). Flying from Toronto to San Francisco in January is currently the most expensive (average of C$ 574). 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.
Book flights to San Francisco if you plan to visit one of these locations
Burlingame
San Bruno
Roseville
Livermore
South San Francisco
Novato
Santa Clara
Vallejo
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Fly from Toronto to San Francisco on these airlines
Choose from the following airlines for your flight from Toronto to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 2 May 2026.
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 2 May 2026.
Top 8 airlines flying from Toronto to San Francisco
Discover the top 8 airlines that operate flights from Toronto to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 2 May 2026.
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How does Cheapflights help users find flights from Toronto to San Francisco?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Toronto to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Toronto to San Francisco?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Toronto to San Francisco for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Toronto to San Francisco with no change fees?
Yes, we can. To see specific flights from Toronto to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.
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