What are the cheapest airlines to fly from San Francisco Bay Area to Region of Ontario one-way?

C$ 177 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on WestJet and Frontier, with prices starting from C$ 198 and C$ 200, respectively.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 45 days in advance, which can save you up to 26% on flights from San Francisco Bay Area to Region of Ontario compared to booking the week you need them. Waiting 45 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 602. For sooner than that we have options available in the next 3 days from C$ 857.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, February can be a great choice for travel to Region of Ontario. Flights to Region of Ontario from San Francisco Bay Area in February are about C$ 633 on average during February, but can be found for as low as C$ 242.

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

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

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

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

Yes. Cheapflights offers flight deals from San Francisco Bay Area 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.

C$ 140+ Flights from San Francisco Bay Area to Ontario

Cheap flight deals from San Francisco Bay Area to Ontario

Find flight deals from San Francisco Bay Area to Ontario

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

Mon 9/1211:24 a.m.SFO - YYZ

1 stop26h 56mMultiple Airlines

Wed 11/128:00 p.m.YYZ - SFO

1 stop14h 14mMultiple Airlines

Deal found 21/11C$ 288

Tue 10/121:30 p.m.SFO - YUL

1 stop7h 58mPorter Airlines

Wed 11/126:45 a.m.YUL - SFO

1 stop8h 39mPorter Airlines

Deal found 21/11C$ 378

Wed 18/124:29 p.m.SJC - YYZ

1 stop11h 17mMultiple Airlines

Wed 8/18:00 p.m.YYZ - SJC

1 stop23h 23mMultiple Airlines

Deal found 21/11C$ 387

Mon 9/121:30 p.m.SFO - YUL

1 stop7h 58mMultiple Airlines

Tue 17/126:45 a.m.YUL - SFO

2 stops13h 42mMultiple Airlines

Deal found 21/11C$ 391

Wed 11/1212:00 p.m.OAK - YYZ

1 stop15h 46mMultiple Airlines

Mon 16/129:30 a.m.YYZ - OAK

3 stops26h 55mMultiple Airlines

Deal found 21/11C$ 394

Wed 11/128:44 p.m.SJC - YUL

1 stop16h 51mMultiple Airlines

Mon 16/1210:45 a.m.YUL - SJC

3 stops24h 01mMultiple Airlines

Deal found 21/11C$ 413

Mon 16/128:30 a.m.SJC - YYZ

1 stop11h 22mUnited Airlines

Mon 6/19:00 p.m.YYZ - SJC

1 stop17h 56mUnited Airlines

Deal found 21/11C$ 480

Sun 8/1210:55 a.m.SJC - YYZ

1 stop8h 57mAir Canada

Wed 15/18:35 a.m.YYZ - SJC

1 stop12h 25mAir Canada

Deal found 21/11C$ 499

Sun 8/121:30 p.m.SFO - YOW

1 stop8h 12mMultiple Airlines

Wed 11/126:25 a.m.YOW - SFO

2 stops14h 35mMultiple Airlines

Deal found 21/11C$ 503

Sun 8/121:30 p.m.SFO - YOW

1 stop8h 12mPorter Airlines

Wed 11/127:00 p.m.YOW - SFO

2 stops20h 24mPorter Airlines

Deal found 20/11C$ 506

Wed 4/121:30 p.m.SFO - YYZ

Nonstop5h 02mPorter Airlines

Sat 14/129:35 a.m.YYZ - SFO

Nonstop5h 49mPorter Airlines

Deal found 21/11C$ 511

Sat 14/125:55 a.m.SJC - YYZ

2 stops13h 41mDelta

Mon 6/110:10 a.m.YYZ - SJC

2 stops14h 00mDelta

Deal found 21/11C$ 522

Best flights from San Francisco Bay Area to Ontario
Discover carefully curated flight deals from San Francisco Bay Area to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 November 2024.

Mon 9/1211:24 a.m.SFO - YYZ

1 stop26h 56mMultiple Airlines

Wed 11/128:00 p.m.YYZ - SFO

1 stop14h 14mMultiple Airlines

Deal found 21/11C$ 288

Tue 10/121:30 p.m.SFO - YUL

1 stop7h 58mPorter Airlines

Wed 11/126:45 a.m.YUL - SFO

1 stop8h 39mPorter Airlines

Deal found 21/11C$ 378

Fri 10/11:55 p.m.SFO - YKF

1 stop8h 21mWestJet

Thu 16/16:30 a.m.YKF - SFO

1 stop9h 35mWestJet

Deal found 21/11C$ 384

Mon 16/128:30 a.m.SJC - YYZ

1 stop11h 22mUnited Airlines

Mon 6/19:00 p.m.YYZ - SJC

1 stop17h 56mUnited Airlines

Deal found 21/11C$ 480

Sun 8/1210:55 a.m.SJC - YYZ

1 stop8h 57mAir Canada

Wed 15/18:35 a.m.YYZ - SJC

1 stop12h 25mAir Canada

Deal found 21/11C$ 499

Sat 14/125:55 a.m.SJC - YYZ

2 stops13h 41mDelta

Mon 6/110:10 a.m.YYZ - SJC

2 stops14h 00mDelta

Deal found 21/11C$ 522

Tue 7/12:43 p.m.SFO - YYZ

1 stop21h 22mAlaska Airlines

Tue 14/14:20 p.m.YYZ - SFO

1 stop26h 15mAlaska Airlines

Deal found 21/11C$ 542

Wed 8/112:27 a.m.SFO - YYZ

1 stop7h 38mFrontier

Wed 15/16:10 a.m.YYZ - SFO

2 stops14h 50mFrontier

Deal found 21/11C$ 577

Wed 8/16:36 p.m.OAK - YYZ

1 stop8h 19mMultiple Airlines

Mon 13/11:30 p.m.YYZ - OAK

2 stops13h 05mMultiple Airlines

Deal found 21/11C$ 369

Thu 9/15:23 p.m.SJC - YYZ

1 stop9h 32mMultiple Airlines

Wed 22/18:00 p.m.YYZ - SJC

1 stop17h 24mMultiple Airlines

Deal found 21/11C$ 371

Fri 10/11:55 p.m.SFO - YYZ

2 stops13h 05mWestJet

Thu 16/16:30 a.m.YYZ - SFO

1 stop9h 35mWestJet

Deal found 21/11C$ 426

Mon 9/121:30 p.m.SFO - YUL

1 stop7h 58mMultiple Airlines

Tue 17/126:45 a.m.YUL - SFO

2 stops13h 42mMultiple Airlines

Deal found 21/11C$ 391

Direct flights from San Francisco Bay Area to Ontario
Explore direct flight options from San Francisco Bay Area to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 November 2024.

Wed 4/121:30 p.m.SFO - YYZ

Nonstop5h 02mPorter Airlines

Sat 14/129:35 a.m.YYZ - SFO

Nonstop5h 49mPorter Airlines

Deal found 21/11C$ 511

Thu 5/121:30 p.m.SFO - YYZ

Nonstop5h 02mMultiple Airlines

Sun 8/129:35 a.m.YYZ - SFO

Nonstop5h 49mMultiple Airlines

Deal found 21/11C$ 547

Fri 14/21:30 p.m.SFO - YYZ

Nonstop5h 02mAir Transat

Mon 17/29:35 a.m.YYZ - SFO

Nonstop5h 49mAir Transat

Deal found 21/11C$ 575

Tue 7/110:45 p.m.SFO - YYZ

Nonstop4h 58mAir Canada

Sat 11/16:30 a.m.YYZ - SFO

Nonstop6h 02mAir Canada

Deal found 20/11C$ 599

Sat 14/124:25 p.m.SFO - YYZ

Nonstop4h 52mUnited Airlines

Mon 16/128:05 a.m.YYZ - SFO

Nonstop5h 47mUnited Airlines

Deal found 21/11C$ 651

Mon 9/128:30 a.m.SFO - YUL

Nonstop5h 28mMultiple Airlines

Thu 12/126:20 p.m.YUL - SFO

Nonstop6h 31mMultiple Airlines

Deal found 21/11C$ 669

Thu 9/18:30 a.m.SFO - YUL

Nonstop5h 28mAir Canada

Wed 15/16:20 p.m.YUL - SFO

Nonstop6h 31mAir Canada

Deal found 21/11C$ 733

Thu 9/18:30 a.m.SFO - YUL

Nonstop5h 28mUnited Airlines

Wed 15/16:20 p.m.YUL - SFO

Nonstop6h 31mUnited Airlines

Deal found 21/11C$ 806

Last-minute flights from San Francisco Bay Area to Ontario
Discover last-minute flight deals from San Francisco Bay Area to Ontario. Data last updated 21 November 2024 and is based on user searches.

Tue 26/115:45 a.m.SJC - YYZ

1 stop7h 09mDelta

Thu 9/15:00 p.m.YYZ - SJC

1 stop9h 52mDelta

Deal found 20/11C$ 617

Wed 27/114:54 p.m.OAK - YUL

1 stop20h 41mMultiple Airlines

Mon 2/126:45 a.m.YUL - OAK

2 stops29h 19mMultiple Airlines

Deal found 21/11C$ 620

Wed 27/116:00 a.m.SJC - YYZ

2 stops12h 29mAmerican Airlines

Fri 10/17:35 a.m.YYZ - SJC

2 stops14h 16mAmerican Airlines

Deal found 20/11C$ 634

Thu 28/111:30 p.m.SFO - YYZ

Nonstop5h 02mMultiple Airlines

Wed 4/128:00 p.m.YYZ - SFO

1 stop14h 14mMultiple Airlines

Deal found 20/11C$ 464

Thu 28/111:30 p.m.SFO - YUL

1 stop8h 00mPorter Airlines

Thu 5/126:45 a.m.YUL - SFO

1 stop8h 39mPorter Airlines

Deal found 21/11C$ 468

Thu 28/111:30 p.m.SFO - YYZ

Nonstop5h 02mPorter Airlines

Thu 5/129:35 a.m.YYZ - SFO

Nonstop5h 49mPorter Airlines

Deal found 21/11C$ 552

Thu 28/111:30 p.m.SFO - YOW

1 stop8h 12mPorter Airlines

Thu 5/126:25 a.m.YOW - SFO

1 stop8h 59mPorter Airlines

Deal found 21/11C$ 556

Thu 28/118:51 p.m.SFO - YUL

2 stops24h 39mMultiple Airlines

Thu 5/126:45 a.m.YUL - SFO

1 stop8h 39mMultiple Airlines

Deal found 21/11C$ 561

Thu 28/116:30 a.m.SJC - YYZ

1 stop9h 11mUnited Airlines

Thu 9/18:35 a.m.YYZ - SJC

1 stop12h 25mUnited Airlines

Deal found 20/11C$ 614

Fri 29/116:30 a.m.SJC - YYZ

1 stop12h 17mMultiple Airlines

Wed 8/18:00 p.m.YYZ - SJC

1 stop23h 23mMultiple Airlines

Deal found 20/11C$ 425

Fri 29/114:55 p.m.OAK - YYZ

1 stop10h 00mMultiple Airlines

Mon 2/127:25 p.m.YYZ - OAK

1 stop16h 39mMultiple Airlines

Deal found 21/11C$ 493

Sun 1/121:30 p.m.SFO - YYZ

Nonstop5h 02mAir Transat

Wed 11/129:35 a.m.YYZ - SFO

Nonstop5h 49mAir Transat

Deal found 21/11C$ 605

One-way flights from San Francisco Bay Area to Ontario
Search for one-way flight options from San Francisco Bay Area to Ontario. Find affordable one-way fares based on user searches. Data last updated 21 November 2024.

Thu 6/27:10 p.m.SFO - YOW

2 stops22h 37mMultiple Airlines

Deal found 20/11C$ 140

Sat 1/21:30 p.m.SFO - YUL

1 stop8h 00mPorter Airlines

Deal found 20/11C$ 177

Sun 15/1210:59 p.m.SFO - YUL

2 stops22h 29mMultiple Airlines

Deal found 21/11C$ 180

Mon 20/19:34 p.m.SJC - YUL

1 stop16h 01mMultiple Airlines

Deal found 21/11C$ 180

Sat 14/125:25 a.m.OAK - YUL

1 stop8h 10mMultiple Airlines

Deal found 20/11C$ 183

Sun 15/125:08 p.m.SJC - YYZ

1 stop25h 39mMultiple Airlines

Deal found 21/11C$ 190

Mon 16/123:05 p.m.SFO - YTZ

2 stops26h 00mMultiple Airlines

Deal found 21/11C$ 193

Thu 5/121:30 p.m.SFO - YYZ

Nonstop5h 02mPorter Airlines

Deal found 21/11C$ 196

Fri 17/11:55 p.m.SFO - YKF

1 stop8h 21mWestJet

Deal found 20/11C$ 198

Mon 16/123:05 p.m.SFO - YYZ

2 stops20h 15mFrontier

Deal found 20/11C$ 200

Thu 5/127:00 p.m.SFO - YYZ

2 stops25h 34mMultiple Airlines

Deal found 21/11C$ 202

Mon 9/121:30 p.m.SFO - YOW

1 stop8h 12mPorter Airlines

Deal found 20/11C$ 208

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

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Mon 9/12

11:24 a.m.-5:20 p.m.

1 stop26h 56m

Toronto Pearson Intl

Wed 11/12

8:00 p.m.-7:14 a.m.

1 stop14h 14m

C$ 288

OaklandToronto

OAK - YYZ

OAKYYZ

Oakland

Wed 8/1

6:36 p.m.-5:55 a.m.

1 stop8h 19m

Toronto Pearson Intl

Mon 13/1

1:30 p.m.-11:35 p.m.

2 stops13h 05m

C$ 369

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Thu 9/1

5:23 p.m.-5:55 a.m.

1 stop9h 32m

Toronto Pearson Intl

Wed 22/1

8:00 p.m.-10:24 a.m.

1 stop17h 24m

C$ 371

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Tue 10/12

1:30 p.m.-12:28 a.m.

1 stop7h 58m

Montreal Pierre Elliott Trudeau Intl

Wed 11/12

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

1 stop8h 39m

C$ 378

San FranciscoToronto

SFO - YKF

SFOYKF

San Francisco

Fri 10/1

1:55 p.m.-1:16 a.m.

1 stop8h 21m

Toronto Region of Waterloo Intl

Thu 16/1

6:30 a.m.-1:05 p.m.

1 stop9h 35m

C$ 384

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Mon 9/12

1:30 p.m.-12:28 a.m.

1 stop7h 58m

Montreal Pierre Elliott Trudeau Intl

Tue 17/12

6:45 a.m.-5:27 p.m.

2 stops13h 42m

C$ 391

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Wed 11/12

8:44 p.m.-4:35 p.m.

1 stop16h 51m

Montreal Pierre Elliott Trudeau Intl

Mon 16/12

10:45 a.m.-7:46 a.m.

3 stops24h 01m

C$ 413

San FranciscoToronto

SFO - YYZ

SFOYYZ

San Francisco

Fri 10/1

1:55 p.m.-6:00 a.m.

2 stops13h 05m

Toronto Pearson Intl

Thu 16/1

6:30 a.m.-1:05 p.m.

1 stop9h 35m

C$ 426

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Mon 16/12

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

1 stop11h 22m

Toronto Pearson Intl

Mon 6/1

9:00 p.m.-11:56 a.m.

1 stop17h 56m

C$ 480

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Tue 21/1

9:34 p.m.-4:50 p.m.

1 stop16h 16m

Ottawa

Thu 23/1

5:55 a.m.-10:24 a.m.

2 stops31h 29m

C$ 487

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/11

Showing 1-10 of 60 results

...

Best time to book a flight from San Francisco Bay Area to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from San Francisco Bay Area 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 San Francisco Bay Area to Ontario

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

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

Currently, October is the cheapest month in which you can book a flight from San Francisco Bay Area to Region of Ontario (average of C$ 178). Flying from San Francisco Bay Area to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 XIH to ON?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco Bay Area to Region of Ontario as you normally would.

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

The most flights from zzXIH to CAON are scheduled on a Tuesday (22 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 Ontario by month

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with Air Canada, WestJet and Alaska Airlines from San Francisco Bay Area to Ontario by reading reviews from past customers. 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.

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Alaska Airlines

8.0

Very good

9,464 reviews

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Delta

8.0

Very good

8,755 reviews

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

KLM

7.8

Good

1,349 reviews

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Porter Airlines

7.8

Good

288 reviews

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Air Transat

7.8

Good

389 reviews

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Could not watch a movie, asked for help. Could not get extra cookies

Related info for your journey

What are the cheapest airlines to fly from San Francisco Bay Area to Region of Ontario one-way?
C$ 177 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on WestJet and Frontier, with prices starting from C$ 198 and C$ 200, respectively.
Can I find deals for flights from San Francisco Bay Area to Ontario that include hotel bookings?
Yes. In addition to deals on San Francisco Bay Area to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Francisco Bay Area 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 Bay Area to Ontario.
Can I find deals for business class flights from San Francisco Bay Area to Ontario?
Yes. Cheapflights offers flight deals from San Francisco Bay Area 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.
What is the cheapest month to book a flight from San Francisco Bay Area to Region of Ontario?
Currently, October is the cheapest month in which you can book a flight from San Francisco Bay Area to Region of Ontario (average of C$ 178). Flying from San Francisco Bay Area to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

Alternative routes for San Francisco Bay Area to Ontario

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Complete your trip

Region of Ontario car rentals

Toronto Pearson Intl Airport car rentals

Ottawa Airport car rentals

Toronto Island Airport car rentals

London Airport car rentals

Hamilton Airport car rentals

Toronto Region of Waterloo Intl Airport car rentals

Thunder Bay Airport car rentals

Sault Ste Marie Airport car rentals

Kingston Airport car rentals

Timmins Airport car rentals

North Bay Airport car rentals

Direct flights to Canada

Find a return flight route from Ontario

Top 7 airlines flying from San Francisco Bay Area to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Lynx Air	CheapestC$ 241	AverageC$ 298	FlexibilityNo cancel fee	On-timeN/A	Search Lynx Air flights
Porter Airlines	CheapestC$ 278	AverageC$ 645	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Transat	CheapestC$ 300	AverageC$ 563	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Air Canada	CheapestC$ 334	AverageC$ 806	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
American Airlines	CheapestC$ 340	AverageC$ 443	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	CheapestC$ 390	AverageC$ 902	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 435	AverageC$ 620	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco Bay Area to Ontario. 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 San Francisco Bay Area to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from San Francisco Bay Area.

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

Certainly. Search results for flights to Ontario from San Francisco Bay Area shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from San Francisco Bay Area to Ontario from C$ 140

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Francisco Bay Area to Ontario

Find flight deals from San Francisco Bay Area to Ontario

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

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

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

Best time to book a flight from San Francisco Bay Area to Ontario

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

Travel insights for flights from San Francisco Bay Area to Ontario

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

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

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

Find hourly flight availability from San Francisco Bay Area 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 21 November 2024.

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

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

Reviews of airlines servicing Ontario

Related info for your journey

Find useful and relevant information for your journey from San Francisco Bay Area to Ontario. 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 San Francisco Bay Area to Region of Ontario one-way?

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

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

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

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

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Alternative routes for San Francisco Bay Area to Ontario

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Top 7 airlines flying from San Francisco Bay Area to Ontario

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