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Cheap flights from Ontario to San Francisco Bay Area from C$ 208

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 17/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SFO
26 Nov — 3 Dec1
1 adult

Cheap flight deals from Ontario to San Francisco Bay Area

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) to San Francisco Bay Area (zzXIH). 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 21 November 2024.

Find flight deals from Ontario to San Francisco Bay Area

Cheapest flights from Ontario to San Francisco Bay Area
Explore the most affordable flight options available from Ontario to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.

Wed 4/127:25 p.m.YYZ - OAK
1 stop17h 00mMultiple Airlines
Wed 11/1212:00 p.m.OAK - YYZ
1 stop14h 55mMultiple Airlines
Deal found 20/11C$ 373
Sat 7/126:45 a.m.YUL - SFO
1 stop8h 39mPorter Airlines
Wed 11/121:30 p.m.SFO - YUL
1 stop7h 58mPorter Airlines
Deal found 21/11C$ 378
Mon 9/128:00 p.m.YYZ - SJC
1 stop14h 46mMultiple Airlines
Thu 12/128:49 a.m.SJC - YYZ
1 stop9h 11mMultiple Airlines
Deal found 19/11C$ 394
Fri 13/124:10 p.m.YTZ - SJC
2 stops18h 36mMultiple Airlines
Mon 16/128:44 p.m.SJC - YTZ
2 stops20h 21mMultiple Airlines
Deal found 21/11C$ 401
Fri 6/122:45 p.m.YYZ - SJC
1 stop9h 30mAir Canada
Sun 8/128:30 a.m.SJC - YYZ
1 stop11h 22mAir Canada
Deal found 19/11C$ 405
Wed 11/128:35 a.m.YYZ - SJC
1 stop8h 04mUnited Airlines
Mon 6/110:40 p.m.SJC - YYZ
1 stop15h 06mUnited Airlines
Deal found 20/11C$ 409
Thu 5/125:04 p.m.YYZ - SJC
1 stop9h 53mDelta
Wed 11/126:35 a.m.SJC - YYZ
1 stop9h 31mDelta
Deal found 21/11C$ 411
Sat 7/126:45 a.m.YUL - SJC
2 stops16h 04mMultiple Airlines
Mon 16/126:58 p.m.SJC - YUL
2 stops13h 12mMultiple Airlines
Deal found 21/11C$ 427
Sat 7/127:10 a.m.YUL - SJC
2 stops13h 14mDelta
Mon 16/1210:10 p.m.SJC - YUL
1 stop10h 36mDelta
Deal found 21/11C$ 434
Sun 15/1210:20 a.m.YYZ - SFO
1 stop14h 41mMultiple Airlines
Thu 9/13:05 p.m.SFO - YYZ
1 stop11h 50mMultiple Airlines
Deal found 21/11C$ 441
Wed 18/128:05 a.m.YUL - SJC
1 stop12h 45mUnited Airlines
Sat 11/16:30 a.m.SJC - YUL
1 stop9h 17mUnited Airlines
Deal found 20/11C$ 445
Thu 5/124:20 p.m.YYZ - SJC
2 stops18h 31mAlaska Airlines
Sun 8/126:15 a.m.SJC - YYZ
1 stop29h 40mAlaska Airlines
Deal found 19/11C$ 447

Find flights from Ontario to San Francisco Bay Area within your budget

Customize your flight search to find flights from Ontario to San Francisco Bay Area 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 640,016 searches. Data last updated 21 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Thu 23/1

6:45 a.m.-12:24 p.m.

1 stop8h 39m

San Francisco

Thu 6/2

1:30 p.m.-12:30 a.m.

1 stop8h 00m

C$ 363

TorontoOakland

YYZ - OAK

YYZOAK

Toronto Pearson Intl

Wed 4/12

7:25 p.m.-9:25 a.m.

1 stop17h 00m

Oakland

Wed 11/12

12:00 p.m.-5:55 a.m.

1 stop14h 55m

C$ 373

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Tue 7/1

7:25 p.m.-9:35 a.m.

1 stop17h 10m

San Jose

Tue 14/1

9:34 p.m.-6:46 a.m.

1 stop30h 12m

C$ 388

TorontoSan Jose

YTZ - SJC

YTZSJC

Toronto Island

Fri 13/12

4:10 p.m.-7:46 a.m.

2 stops18h 36m

San Jose

Mon 16/12

8:44 p.m.-8:05 p.m.

2 stops20h 21m

C$ 401

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 5/2

6:30 a.m.-10:56 p.m.

2 stops19h 26m

San Jose

Sun 9/2

3:40 p.m.-7:06 p.m.

2 stops24h 26m

C$ 404

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 6/12

2:45 p.m.-9:15 p.m.

1 stop9h 30m

San Jose

Sun 8/12

8:30 a.m.-10:52 p.m.

1 stop11h 22m

C$ 405

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Thu 30/1

6:20 a.m.-12:24 p.m.

1 stop9h 04m

San Francisco

Sun 2/2

1:30 p.m.-12:40 a.m.

1 stop8h 10m

C$ 408

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 11/12

8:35 a.m.-1:39 p.m.

1 stop8h 04m

San Jose

Mon 6/1

10:40 p.m.-4:46 p.m.

1 stop15h 06m

C$ 409

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 5/2

4:20 p.m.-11:27 p.m.

1 stop10h 07m

San Jose

Sun 9/2

10:09 a.m.-3:05 p.m.

1 stop25h 56m

C$ 415

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Tue 14/1

5:35 p.m.-7:14 a.m.

1 stop16h 39m

San Francisco

Tue 21/1

8:06 a.m.-12:30 a.m.

2 stops13h 24m

C$ 416

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/11

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Ontario with our price prediction graph.
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.

Travel insights for flights from Ontario to San Francisco Bay Area

Get recent, data-driven insights about flights from Ontario to San Francisco Bay Area including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Region of Ontario to San Francisco Bay Area?

Currently, February is the cheapest month in which you can book a flight from Region of Ontario to San Francisco Bay Area (average of C$ 272). Flying from Region of Ontario to San Francisco Bay Area in June is currently the most expensive (average of C$ 379). 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 ON to XIH?

Find hourly flight availability from Ontario to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 November 2024.

When flying from Region of Ontario to San Francisco Bay Area, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Region of Ontario to San Francisco Bay Area

Explore weekly flight availability from Ontario to San Francisco Bay Area. 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 21 November 2024.

The most flights from CAON to zzXIH are scheduled on a Monday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

Rainfall in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco Bay Area ranges from 0.0 - 112.0 mm per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco Bay Area when rainfall is around 0.0 mm.

Temperature in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco Bay Area, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 Bay Area. Reviews last updated 21 November 2024.
See what other customers who have flown with Porter Airlines, United Airlines and Air Canada from Ontario to San Francisco Bay Area have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
9,464 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

8.0
Very good
9,464 reviews
8.0
Very good
9,464 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

8.0
Very good
8,755 reviews
8.0
Very good
9,464 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

7.8
Good
288 reviews
8.0
Very good
9,464 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

7.8
Good
389 reviews
8.0
Very good
9,464 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

7.4
Good
9,172 reviews
8.0
Very good
9,464 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

Find useful and relevant information for your journey from Ontario to San Francisco Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Region of Ontario to San Francisco Bay Area one-way?

    C$ 225 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and American Airlines, with prices starting from C$ 240 and C$ 242, respectively.

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

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

  • How can I find direct flights from Ontario 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 Ontario to San Francisco Bay Area.

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

    Yes. Cheapflights offers flight deals from Ontario 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 Region of Ontario to San Francisco Bay Area?

    Currently, February is the cheapest month in which you can book a flight from Region of Ontario to San Francisco Bay Area (average of C$ 272). Flying from Region of Ontario to San Francisco Bay Area in June is currently the most expensive (average of C$ 379). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Ontario to San Francisco Bay Area

Discover the top 10 airlines that operate flights from Ontario to San Francisco Bay Area. 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 640,016 searches. Data last updated 21 November 2024.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 237AverageC$ 664FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Lynx AirCheapestC$ 262AverageC$ 336FlexibilityNo cancel feeOn-timeN/A
Search Lynx Air flights
DeltaCheapestC$ 297AverageC$ 561FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 301AverageC$ 593FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 352AverageC$ 615FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 359AverageC$ 666FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 365AverageC$ 773FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapestC$ 405AverageC$ 768FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air TransatCheapestC$ 486AverageC$ 519FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJet EncoreCheapestC$ 653AverageC$ 792FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Francisco Bay Area from Ontario today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Ontario to San Francisco Bay Area by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to San Francisco Bay Area from Ontario? 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 Ontario to San Francisco Bay Area become cheaper?

Yes! Start tracking prices for Ontario to San Francisco Bay Area flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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