C$ 187 Find Cheap Flights from Ontario to San Francisco Bay Area

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Good to know

Low seasonJanuary
High seasonAugust
Cheapest flightC$ 187
Best time to beat the crowds (8% less expensive on average)
Most popular time to fly and prices are also 3% lower on average.
Flight from Toronto Region of Waterloo Intl to San Francisco

Flights from Ontario to San Francisco Bay Area: the best tips from KAYAK users

Insights shared by verified travellers who flew the route from Ontario to San Francisco Bay Area 
Learn how KAYAK collects reviews and tips from users.
JoanFlew with Porter AirlinesYYZ-SFONov 2024
Maybe get the choice above the cheapest option because you don't get a checked bag or carry on so in the end you end up paying about the same, if not more.
AndrewFlew with Porter AirlinesYYZ-SFOJul 2024
I've flown many discount airlines and I think this is the first I will not use again.
sureshFlew with United AirlinesYYZ-SFODec 2023
Eva airlines has the best overall profile for trips to singapore

FAQs for booking flights from Ontario to San Francisco Bay Area

  • How does KAYAK find such low prices on flights from Ontario to San Francisco Bay Area?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to San Francisco Bay Area.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to San Francisco Bay Area?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Ontario to San Francisco Bay Area is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to San Francisco Bay Area?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Ontario to San Francisco Bay Area with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to San Francisco Bay Area?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Ontario to San Francisco Bay Area up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • Which is the cheapest airport to fly into in San Francisco Bay Area?

    Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in San Francisco Bay Area is San Francisco Airport (SFO), with an average flight price of C$ 336.

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

    Based on KAYAK data, the cheapest day to fly to San Francisco Bay Area is Friday when round-trip tickets can be as cheap as C$ 762. On the other hand, the most expensive day to fly is Sunday, when round-trip prices are C$ 1,330 on average.

  • What is the cheapest time of day to fly to San Francisco Bay Area?

    The cheapest time of day to fly to San Francisco Bay Area is generally in the afternoon, when round-trip flights cost C$ 469 on average. Morning departures are around 41% cheaper than evening flights, on average. The most expensive time of day to fly to San Francisco Bay Area is generally in the evening, which is peak travel time and where the average cost of a ticket is C$ 1,012.

  • What is the cheapest flight to San Francisco Bay Area?

    The cheapest ticket to San Francisco Bay Area from Ontario found in the last 72 hours was to San Francisco, at C$ 283 round-trip. The most popular route is Toronto Pearson Intl Airport (YYZ) to San Francisco (SFO) and the cheapest round-trip airline ticket found on this route in the last 72 hours was C$ 283.

  • What is the cheapest month to fly from Ontario to San Francisco Bay Area?

    The cheapest month for flights from Ontario to San Francisco Bay Area is June, when tickets cost C$ 365 (return) on average. On the other hand, the most expensive months are December and January, when the average cost of round-trip tickets is C$ 901 and C$ 789 respectively.

  • How far in advance should I book a flight from Ontario to San Francisco Bay Area?

    To get a below-average price on the flight from Ontario to San Francisco Bay Area, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 17 weeks before departure.

  • How long is the flight to San Francisco Bay Area?

    An average direct flight from Ontario to San Francisco Bay Area takes 12h 22m, covering a distance of 5918 km. The shortest route is Toronto Pearson Intl Airport (YYZ) to San Francisco (SFO) with an average flight time of 5h 28m.

  • What are the most popular destinations in San Francisco Bay Area?

    Based on KAYAK flight searches, the most popular destination is San Francisco (92% of total searches to San Francisco Bay Area). The next most popular destinations are San Jose (6%) and Oakland (2%). Searches for flights to Santa Rosa (0%) are also popular.

Book cheap flights from Ontario to San Francisco Bay Area

Recent round-trip flight deals

27/5Tue
3 stops
31h 33mYYZ-SJC
3/6Tue
3 stops
20h 51mSJC-YYZ
C$ 349
27/5Tue
2 stops
30h 33mYYZ-SJC
3/6Tue
3 stops
34h 33mSJC-YYZ
C$ 354
7/8Thu
1 stopWestJet
8h 56mYKF-SFO
11/8Mon
1 stopWestJet
8h 56mSFO-YKF
C$ 358
2/7Wed
1 stopWestJet
9h 05mYKF-SFO
14/8Thu
1 stopWestJet
8h 26mSFO-YKF
C$ 364
20/5Tue
1 stopUnited Airlines
8h 53mYYZ-SJC
31/5Sat
1 stopUnited Airlines
15h 30mSJC-YYZ
C$ 437
10/5Sat
1 stopDelta
11h 01mYYZ-SJC
17/5Sat
1 stopDelta
7h 45mSJC-YYZ
C$ 440
21/5Wed
1 stopUnited Airlines
15h 54mYYZ-SJC
1/6Sun
2 stopsUnited Airlines
11h 51mSJC-YYZ
C$ 450
10/5Sat
2 stopsDelta
9h 04mYYZ-SJC
18/5Sun
2 stopsDelta
14h 19mSJC-YYZ
C$ 458
12/5Mon
2 stopsAmerican Airlines
17h 29mYYZ-SJC
19/5Mon
2 stopsAmerican Airlines
17h 36mSJC-YYZ
C$ 468
15/5Thu
2 stopsAmerican Airlines
19h 00mYYZ-SJC
19/5Mon
2 stopsAmerican Airlines
19h 15mSJC-YYZ
C$ 497

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Recent one-way flight deals

1/7Tue
1 stopWestJet
9h 05mYKF-SFO
C$ 187
18/6Wed
1 stop
13h 58mYYZ-OAK
C$ 190
30/5Fri
1 stopFlair Airlines
27h 05mYKF-SFO
C$ 224
5/6Thu
1 stopFlair Airlines
22h 35mYYZ-SFO
C$ 231
16/5Fri
1 stopUnited Airlines
19h 13mYYZ-SJC
C$ 238
5/6Thu
1 stopAlaska Airlines
8h 53mYYZ-SJC
C$ 257
23/7Wed
1 stopPorter Airlines
8h 38mYUL-SFO
C$ 259
5/6Thu
directPorter Airlines
5h 45mYYZ-SFO
C$ 259
8/6Sun
directUnited Airlines
5h 42mYYZ-SFO
C$ 282
6/5Tue
2 stopsAlaska Airlines
20h 02mYYZ-SFO
C$ 311

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Last minute flights from Ontario to San Francisco Bay Area

Last minute flight, train and bus deals

5/5Mon
multi-stopDelta
9h 04mYYZ-SJC
12/5Mon
multi-stopDelta
10h 00mSJC-YYZ
C$ 486
1/5Thu
multi-stopAlaska Airlines
9h 14mYYZ-SJC
7/5Wed
multi-stopAlaska Airlines
23h 05mSJC-YYZ
C$ 491
5/5Mon
multi-stopFlair Airlines
27h 05mYKF-SFO
12/5Mon
multi-stopFlair Airlines
17h 55mSFO-YKF
C$ 527
1/5Thu
multi-stopUnited Airlines
11h 44mYYZ-SJC
7/5Wed
multi-stopUnited Airlines
15h 11mSJC-YYZ
C$ 532
2/5Fri
multi-stopUnited Airlines
13h 25mYYZ-SJC
5/5Mon
multi-stopUnited Airlines
17h 19mSJC-YYZ
C$ 533
1/5Thu
multi-stopAmerican Airlines
21h 04mYYZ-SJC
2/5Fri
multi-stopAmerican Airlines
23h 06mSJC-YYZ
C$ 537
1/5Thu
multi-stopAmerican Airlines
21h 04mYYZ-SJC
2/5Fri
multi-stopAmerican Airlines
19h 16mSJC-YYZ
C$ 543
5/5Mon
multi-stop
26h 20mYYZ-SFO
12/5Mon
multi-stop
24h 24mSFO-YYZ
C$ 555
1/5Thu
multi-stop
18h 11mYYZ-SFO
13/5Tue
multi-stop
24h 17mSFO-YYZ
C$ 556
5/5Mon
multi-stopFlair Airlines
27h 05mYKF-SFO
12/5Mon
multi-stopFlair Airlines
17h 55mSFO-YKF
C$ 588

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Everything you need to know for your flight to San Francisco Bay Area

Cabin class types available on flights to Ontario

Cabin classes available on flights to Ontario. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to San Francisco Bay Areafrom C$ 325
Business Class flights to San Francisco Bay Areafrom C$ 302
Prem Econ Class flights to San Francisco Bay Areafrom C$ 389
Economy Class flights to San Francisco Bay Areafrom C$ 83

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