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Cheap flights from San Francisco to Ontario from C$ 89

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — YYZ
9 May — 16 May1
1 adult
Thu 9/5
Thu 16/5

How far in advance should I book a flight from San Francisco to Region of Ontario?

Travellers have found it’s best to book a flight 44 days in advance to save up to 72% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 44 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Francisco to Region of Ontario 1-2 weeks in advance for as low as C$ 887, or C$ 1,144 for flights within the next 24 hours.

What is the cheapest month to fly from San Francisco to Region of Ontario?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, May can be a great choice for travel to Region of Ontario. Flights to Region of Ontario from San Francisco in May are about C$ 730 on average during May, but can be found for as low as C$ 293.

When is the cheapest time to fly from San Francisco to Region of Ontario (SFO - ON)?

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

Cheap Porter Airlines flights from San Francisco to Ontario

Explore cheap flight options specifically provided by Porter Airlines for the route between San Francisco and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Take a look at some of the lowest-priced Porter Airlines flights heading from San Francisco to Ontario. Make sure to double check the flight details before booking.
Sun 12/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Thu 23/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 2/5C$ 638
Sat 11/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Sat 25/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 4/5C$ 639
Tue 14/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Fri 24/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 3/5C$ 669
Tue 14/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Tue 28/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 4/5C$ 671
Sun 12/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Mon 20/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 2/5C$ 687
Mon 13/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Sun 19/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 3/5C$ 688
Tue 14/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Fri 17/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 4/5C$ 690
Fri 10/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Wed 15/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 2/5C$ 697
Mon 13/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Wed 15/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 4/5C$ 698

Cheap WestJet flights from San Francisco to Ontario

Explore cheap flight options specifically provided by WestJet for the route between San Francisco and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Have a look at some of the cheapest available WestJet flights departing from San Francisco and landing in Ontario. Deals frequently update to provide users with more options.
Mon 15/712:50 p.m.SFO - YHM
1 stop8h 25mWestJet
Wed 31/76:00 a.m.YHM - SFO
2 stops11h 33mWestJet
Deal found 3/5C$ 680
Wed 7/82:25 p.m.SFO - YOW
2 stops13h 27mWestJet
Wed 14/86:15 a.m.YOW - SFO
1 stop11h 18mWestJet
Deal found 3/5C$ 686
Thu 18/712:50 p.m.SFO - YHM
1 stop8h 25mWestJet
Tue 23/76:00 a.m.YHM - SFO
1 stop9h 00mWestJet
Deal found 4/5C$ 688
Fri 6/912:50 p.m.SFO - YHM
1 stop8h 25mWestJet
Thu 12/96:00 a.m.YHM - SFO
1 stop9h 00mWestJet
Deal found 2/5C$ 691
Tue 25/612:50 p.m.SFO - YKF
1 stop9h 02mWestJet
Tue 30/76:15 a.m.YKF - SFO
1 stop13h 58mWestJet
Deal found 4/5C$ 692
Wed 12/63:20 p.m.SFO - YOW
2 stops12h 37mWestJet
Tue 23/76:00 a.m.YOW - SFO
1 stop9h 00mWestJet
Deal found 3/5C$ 697
Mon 13/510:55 a.m.SFO - YYZ
1 stop8h 29mWestJet
Tue 14/53:45 p.m.YYZ - SFO
1 stop8h 28mWestJet
Deal found 4/5C$ 699
Mon 13/510:55 a.m.SFO - YYZ
1 stop8h 29mWestJet
Tue 14/56:30 a.m.YYZ - SFO
2 stops11h 04mWestJet
Deal found 4/5C$ 706
Sat 11/53:20 p.m.SFO - YYZ
1 stop11h 53mWestJet
Sat 18/510:15 p.m.YYZ - SFO
2 stops25h 58mWestJet
Deal found 4/5C$ 777

Cheap San Francisco to Ontario flights in May & June 2024

Find cheap flight options from San Francisco to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 464,223 searches. Prices were last updated on 4 May 2024.
Check out some of the best flight deals from San Francisco to Ontario in 2024. For more flight deals, be sure to check back very soon.
Tue 11/612:22 p.m.SFO - YYZ
1 stop15h 13mMultiple Airlines
Tue 18/69:35 a.m.YYZ - SFO
1 stop18h 09mMultiple Airlines
Deal found 3/5C$ 271
Tue 11/610:38 a.m.SFO - YYZ
1 stop16h 57mMultiple Airlines
Tue 18/612:20 p.m.YYZ - SFO
1 stop15h 24mMultiple Airlines
Deal found 4/5C$ 272
Tue 4/612:07 p.m.SFO - YYZ
1 stop15h 28mMultiple Airlines
Tue 11/68:00 p.m.YYZ - SFO
1 stop31h 40mMultiple Airlines
Deal found 4/5C$ 289
Tue 11/612:22 p.m.SFO - YYZ
1 stop15h 13mMultiple Airlines
Wed 24/712:20 p.m.YYZ - SFO
1 stop15h 39mMultiple Airlines
Deal found 3/5C$ 301
Sat 1/66:34 p.m.SFO - YYZ
1 stop9h 01mMultiple Airlines
Tue 11/68:00 p.m.YYZ - SFO
1 stop31h 40mMultiple Airlines
Deal found 3/5C$ 305
Wed 5/612:07 p.m.SFO - YYZ
1 stop15h 35mMultiple Airlines
Tue 11/68:00 p.m.YYZ - SFO
1 stop31h 40mMultiple Airlines
Deal found 3/5C$ 313
Tue 4/612:07 p.m.SFO - YYZ
1 stop15h 28mMultiple Airlines
Sun 9/68:20 p.m.YYZ - SFO
1 stop31h 24mMultiple Airlines
Deal found 4/5C$ 317
Sat 1/66:34 p.m.SFO - YYZ
1 stop9h 01mMultiple Airlines
Tue 11/68:20 p.m.YYZ - SFO
1 stop31h 20mMultiple Airlines
Deal found 3/5C$ 320
Thu 30/512:07 p.m.SFO - YYZ
1 stop15h 28mMultiple Airlines
Tue 4/69:35 a.m.YYZ - SFO
1 stop15h 27mMultiple Airlines
Deal found 3/5C$ 322

San Francisco to Ontario 2024 flight deals

Discover exclusive flight deals for travel between San Francisco and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Check out some of the best flight deals from San Francisco to Ontario in 2024. For more flight deals, be sure to check back very soon.
Tue 11/612:22 p.m.SFO - YYZ
1 stop15h 13mMultiple Airlines
Tue 18/69:35 a.m.YYZ - SFO
1 stop18h 09mMultiple Airlines
Deal found 3/5C$ 271
Tue 11/610:38 a.m.SFO - YYZ
1 stop16h 57mMultiple Airlines
Tue 18/612:20 p.m.YYZ - SFO
1 stop15h 24mMultiple Airlines
Deal found 4/5C$ 272
Tue 4/612:07 p.m.SFO - YYZ
1 stop15h 28mMultiple Airlines
Tue 11/68:00 p.m.YYZ - SFO
1 stop31h 40mMultiple Airlines
Deal found 4/5C$ 289
Tue 11/612:22 p.m.SFO - YYZ
1 stop15h 13mMultiple Airlines
Wed 24/712:20 p.m.YYZ - SFO
1 stop15h 39mMultiple Airlines
Deal found 3/5C$ 301
Sat 1/66:34 p.m.SFO - YYZ
1 stop9h 01mMultiple Airlines
Tue 11/68:00 p.m.YYZ - SFO
1 stop31h 40mMultiple Airlines
Deal found 3/5C$ 305
Wed 5/612:07 p.m.SFO - YYZ
1 stop15h 35mMultiple Airlines
Tue 11/68:00 p.m.YYZ - SFO
1 stop31h 40mMultiple Airlines
Deal found 3/5C$ 313
Tue 4/612:07 p.m.SFO - YYZ
1 stop15h 28mMultiple Airlines
Sun 9/68:20 p.m.YYZ - SFO
1 stop31h 24mMultiple Airlines
Deal found 4/5C$ 317
Sat 1/66:34 p.m.SFO - YYZ
1 stop9h 01mMultiple Airlines
Tue 11/68:20 p.m.YYZ - SFO
1 stop31h 20mMultiple Airlines
Deal found 3/5C$ 320
Thu 30/512:07 p.m.SFO - YYZ
1 stop15h 28mMultiple Airlines
Tue 4/69:35 a.m.YYZ - SFO
1 stop15h 27mMultiple Airlines
Deal found 3/5C$ 322

Direct flights to Ontario from San Francisco

Discover non-stop flight options from San Francisco to Ontario. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Take a look at some of the direct flights travelling from San Francisco to Ontario in the near future. Select from other flights from San Francisco to Ontario by using the search form above.
Wed 29/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Fri 31/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 3/5C$ 609
Mon 27/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Fri 31/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 3/5C$ 634
Mon 20/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Tue 28/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 3/5C$ 636
Fri 17/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Wed 29/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 3/5C$ 638
Sat 11/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Sat 25/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 4/5C$ 639
Fri 17/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Sat 25/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 3/5C$ 651
Sat 25/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Fri 31/510:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 4/5C$ 655
Sun 26/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Sun 2/610:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 3/5C$ 657
Thu 30/51:53 p.m.SFO - YYZ
Nonstop5h 07mPorter Airlines
Mon 3/610:15 a.m.YYZ - SFO
Nonstop5h 37mPorter Airlines
Deal found 4/5C$ 658

San Francisco to Ontario flights leaving soon

Find last-minute flight options from San Francisco to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Book one of these great deals on flights from San Francisco to Ontario. Users should examine the flight details to ensure there are no surprises.
Sat 11/56:20 p.m.SFO - YYZ
1 stop9h 15mMultiple Airlines
Thu 23/58:20 p.m.YYZ - SFO
1 stop31h 21mMultiple Airlines
Deal found 2/5C$ 368
Sat 11/56:20 p.m.SFO - YYZ
1 stop9h 15mMultiple Airlines
Tue 14/58:20 p.m.YYZ - SFO
1 stop16h 24mMultiple Airlines
Deal found 4/5C$ 385
Sat 11/56:20 p.m.SFO - YYZ
1 stop9h 15mMultiple Airlines
Tue 21/58:20 p.m.YYZ - SFO
1 stop31h 21mMultiple Airlines
Deal found 2/5C$ 387
Sat 11/56:20 p.m.SFO - YYZ
1 stop9h 15mMultiple Airlines
Sat 25/511:45 a.m.YYZ - SFO
1 stop15h 56mMultiple Airlines
Deal found 4/5C$ 413
Tue 14/56:19 p.m.SFO - YYZ
1 stop9h 16mMultiple Airlines
Thu 23/58:20 p.m.YYZ - SFO
1 stop31h 21mMultiple Airlines
Deal found 2/5C$ 420
Sat 11/56:20 p.m.SFO - YYZ
1 stop9h 15mMultiple Airlines
Wed 22/512:20 p.m.YYZ - SFO
1 stop15h 21mMultiple Airlines
Deal found 2/5C$ 431
Tue 14/56:19 p.m.SFO - YYZ
1 stop9h 16mMultiple Airlines
Tue 21/58:20 p.m.YYZ - SFO
1 stop31h 21mMultiple Airlines
Deal found 2/5C$ 434
Tue 14/51:53 p.m.SFO - YYZ
Nonstop5h 07mMultiple Airlines
Thu 23/58:20 p.m.YYZ - SFO
1 stop31h 21mMultiple Airlines
Deal found 2/5C$ 441
Sat 11/56:20 p.m.SFO - YYZ
1 stop9h 15mMultiple Airlines
Tue 21/58:00 p.m.YYZ - SFO
2 stops20h 49mMultiple Airlines
Deal found 2/5C$ 453

One-way flights to Ontario from San Francisco

Search for one-way flight options from San Francisco to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Some of the best available deals we've found on one-way flights from San Francisco to Ontario. Those needing a return flight from San Francisco to Ontario can use the search form above.
Tue 11/612:22 p.m.SFO - YYZ
1 stop15h 13mMultiple Airlines
Deal found 4/5C$ 89
Tue 24/912:24 p.m.SFO - YYZ
1 stop15h 11mMultiple Airlines
Deal found 4/5C$ 107
Sat 1/66:34 p.m.SFO - YYZ
1 stop9h 01mMultiple Airlines
Deal found 4/5C$ 123
Wed 5/612:07 p.m.SFO - YYZ
1 stop15h 35mMultiple Airlines
Deal found 4/5C$ 131
Mon 17/66:38 p.m.SFO - YYZ
1 stop22h 12mMultiple Airlines
Deal found 4/5C$ 144
Wed 26/67:09 p.m.SFO - YYZ
1 stop8h 34mMultiple Airlines
Deal found 4/5C$ 151
Thu 6/610:17 a.m.SFO - YYZ
1 stop17h 18mMultiple Airlines
Deal found 4/5C$ 161
Sat 11/54:19 p.m.SFO - YYZ
1 stop11h 16mMultiple Airlines
Deal found 4/5C$ 163
Wed 28/812:24 p.m.SFO - YYZ
1 stop15h 19mMultiple Airlines
Deal found 4/5C$ 166

Find flights from San Francisco to Ontario within your budget

Customize your flight search to find flights from San Francisco to Ontario 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 464,223 searches. Data last updated 4 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 272 - C$ 827

Route

Depart

Return

Price

San FranciscoToronto Pearson Intl

SFO - YYZ

SFOYYZ

San Francisco

Tue 11/6

1 stop16h 57m

Toronto Pearson Intl

Tue 18/6

1 stop15h 24m

C$ 272

San FranciscoToronto Pearson Intl

SFO - YYZ

SFOYYZ

San Francisco

Tue 4/6

1 stop15h 28m

Toronto Pearson Intl

Tue 11/6

1 stop31h 40m

C$ 289

San FranciscoToronto Pearson Intl

SFO - YYZ

SFOYYZ

San Francisco

Tue 11/6

1 stop15h 13m

Toronto Pearson Intl

Thu 13/6

1 stop31h 21m

C$ 301

San FranciscoToronto Pearson Intl

SFO - YYZ

SFOYYZ

San Francisco

Sat 1/6

1 stop9h 01m

Toronto Pearson Intl

Tue 11/6

1 stop31h 40m

C$ 305

San FranciscoToronto Kitchener-Waterloo

SFO - YKF

SFOYKF

San Francisco

Tue 28/5

1 stop17h 45m

Toronto Kitchener-Waterloo

Tue 4/6

1 stop15h 55m

C$ 412

San FranciscoHamilton

SFO - YHM

SFOYHM

San Francisco

Mon 15/7

1 stop8h 25m

Hamilton

Wed 31/7

2 stops11h 33m

C$ 680

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Mon 20/5

1 stop7h 35m

Ottawa

Thu 23/5

1 stop8h 02m

C$ 702

San FranciscoToronto Island

SFO - YTZ

SFOYTZ

San Francisco

Sat 25/5

1 stop10h 19m

Toronto Island

Fri 31/5

1 stop8h 57m

C$ 723

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Mon 10/6

1 stop17h 38m

Ottawa

Tue 23/7

1 stop8h 21m

C$ 827

Flights are sorted by cheapest first

Deals found on 4/5

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 4 May 2024.
Read through reviews of airlines operating flights from San Francisco to Ontario, such as Porter Airlines, WestJet and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,137 reviews
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
10,838 reviews
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

WestJet
7.6
Good
2,962 reviews
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Porter Airlines
7.4
Good
430 reviews
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,728 reviews
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Comfort

7.9

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to Ontario?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Ontario. It is only a 19.0 km journey to San Francisco (SFO) from San Francisco’s city centre.

  • Can I find flights from San Francisco to Region of Ontario for under C$ 300 on Cheapflights?

    Yes, there are multiple flights from San Francisco to Region of Ontario for under C$ 300. The cheapest flight booked recently is on Multiple Airlines for just C$ 272, but on average you can expect to pay C$ 331.

  • Are there direct flights from San Francisco to Region of Ontario for under C$ 700 on Cheapflights?

    Cheapflights has 20 direct flights from San Francisco to Region of Ontario under C$ 700. A good price for a direct flight from San Francisco to Region of Ontario is less than C$ 657.

  • Are there last-minute flights available from San Francisco to Region of Ontario for under C$ 400?

    There are currently 20+ open flights from San Francisco to Region of Ontario within the next 7 days for less than C$ 400.

  • What are the most popular routes from San Francisco to Region of Ontario?

    Most travellers choose San Francisco - Toronto Pearson Intl, San Francisco - Toronto Island or San Francisco - Toronto Kitchener-Waterloo when deciding on the best route from San Francisco to Region of Ontario.

  • What are the most popular airlines that fly from San Francisco to Region of Ontario?

    Consider American Airlines, Air Canada or Porter Airlines when booking your flight. These represent the most popular airlines when flying from San Francisco to Region of Ontario.

  • What are the most reliable airlines from San Francisco to Region of Ontario?

    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 San Francisco to Region of Ontario on time: Austrian Airlines (90%), Turkish Airlines (89%), Singapore Airlines (87%).

  • What are the cheapest flights from San Francisco to Region of Ontario?

    Looking for the cheapest flight from San Francisco to Region of Ontario? While on average our users pay C$ 805, our data indicates the cheapest price to be C$ 266. The most popular route (San Francisco - Toronto Pearson Intl), is priced around C$ 271.

  • What does SFO to YYZ mean?

    Great question - SFO to YYZ just means San Francisco Airport to Toronto Pearson Intl Airport. Now you’ll know what these unique codes when you look for flights! Ottawa Airport (YOW), Toronto Island Airport (YTZ), Hamilton Airport (YHM), London Airport (YXU), Toronto Kitchener-Waterloo Airport (YKF) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from San Francisco to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from San Francisco to Ontario?

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

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

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

  • Can I find deals for flights from San Francisco to Ontario that allow pets onboard?

    Many airlines flying from San Francisco to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to Ontario?

    Yes, you can often find last-minute deals on San Francisco to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Francisco to Region of Ontario flight deals updated?

    The San Francisco to Region of Ontario flight deals you see on this page were last updated on 4/5.

See more FAQs

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Alternative routes for San Francisco to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

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Top 5 airlines flying from San Francisco to Ontario

Discover the top 5 airlines that operate flights from San Francisco to Ontario. 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 464,223 searches. Data last updated 4 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 235AverageC$ 466FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Lynx AirCheapestC$ 239AverageC$ 292FlexibilityNo cancel feeOn-timeN/A
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Air CanadaCheapestC$ 291AverageC$ 770FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 303AverageC$ 372FlexibilityNo cancel feeOn-time71%
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United AirlinesCheapestC$ 540AverageC$ 872FlexibilityNo cancel feeOn-time69%
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Search flights from San Francisco to Ontario by cabin class

Find flights from San Francisco to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from San Francisco to Ontario

Find hourly flight availability from San Francisco to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 May 2024.
21%of flight departuresEarly morningMidnight to 6 am
36%of flight departuresMorning6 am to noon
28%of flight departuresAfternoonNoon to 6 pm
15%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

When you search for this flight from San Francisco to Ontario, 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 San Francisco to Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from San Francisco to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from San Francisco to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from San Francisco to Ontario become cheaper?

Yes, Cheapflights offers price alerts on San Francisco to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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