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Cheap flights from San Francisco Bay Area to Ontario from C$ 124

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco Bay Area to Ontario departing on 11/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco Bay Area to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:14 a.m. - 9:11 p.m.
SJC
-
YYZ
30h 57m2 stops
Multiple Airlines Logo
8:00 p.m. - 9:42 a.m.
YYZ
-
SJC
16h 42m1 stop
C$ 323Multiple Airlines
Sun, 18 Jan - Sun, 25 Jan
Multiple Airlines Logo
11:14 a.m. - 6:47 a.m.
SJC
-
YYZ
16h 33m1 stop
Multiple Airlines Logo
8:00 p.m. - 9:42 a.m.
YYZ
-
SJC
16h 42m1 stop
C$ 331Multiple Airlines
Sun, 18 Jan - Sun, 25 Jan
WestJet Logo
12:50 p.m. - 12:40 a.m.
SFO
-
YHM
8h 50m1 stop
WestJet Logo
6:00 a.m. - 11:54 a.m.
YHM
-
SFO
8h 54m1 stop
C$ 345WestJet
Wed, 3 Jun - Mon, 8 Jun
WestJet Logo
12:50 p.m. - 12:40 a.m.
SFO
-
YHM
8h 50m1 stop
WestJet Logo
6:00 a.m. - 1:57 p.m.
YHM
-
SFO
10h 57m2 stops
C$ 374WestJet
Wed, 13 May - Sun, 24 May
Porter Airlines Logo
1:45 p.m. - 12:35 a.m.
SFO
-
YUL
7h 50m1 stop
Porter Airlines Logo
6:45 a.m. - 12:45 p.m.
YUL
-
SFO
9h 00m1 stop
C$ 411Porter Airlines
Tue, 27 Jan - Tue, 3 Feb
Porter Airlines Logo
1:45 p.m. - 12:35 a.m.
SFO
-
YUL
7h 50m1 stop
Porter Airlines Logo
6:45 a.m. - 12:45 p.m.
YUL
-
SFO
9h 00m1 stop
C$ 413Porter Airlines
Mon, 2 Mar - Thu, 5 Mar
Air Canada Logo
6:00 p.m. - 11:42 a.m.
SFO
-
YTZ
14h 42m2 stops
Air Canada Logo
10:25 a.m. - 9:22 p.m.
YTZ
-
SFO
13h 57m2 stops
C$ 490Air Canada
Tue, 3 Feb - Tue, 10 Feb
Air Canada Logo
8:25 a.m. - 7:55 p.m.
SFO
-
YTZ
8h 30m1 stop
Air Canada Logo
12:30 p.m. - 9:22 p.m.
YTZ
-
SFO
11h 52m2 stops
C$ 508Air Canada
Tue, 3 Feb - Tue, 10 Feb
United Airlines Logo
3:55 p.m. - 5:07 p.m.
SJC
-
YOW
22h 12m2 stops
United Airlines Logo
10:44 a.m. - 6:30 p.m.
YOW
-
SJC
10h 46m1 stop
C$ 530United Airlines
Tue, 3 Mar - Tue, 31 Mar
United Airlines Logo
8:40 a.m. - 9:56 p.m.
SJC
-
YOW
10h 16m2 stops
United Airlines Logo
2:15 p.m. - 1:41 p.m.
YOW
-
SJC
26h 26m2 stops
C$ 537United Airlines
Wed, 4 Feb - Wed, 11 Feb

Alaska Airlines flights from San Francisco Bay Area to Region of Ontario

Our best Alaska Airlines deals on San Francisco Bay Area to Region of Ontario flight tickets
Alaska Airlines
3 Feb
SFO12:00 p.m.San Francisco
24h 35m
1 stop
YYZ3:35 p.m.Toronto Pearson Intl
7 Mar
YYZ4:45 p.m.Toronto Pearson Intl
9h 11m
1 stop
SFO10:56 p.m.San Francisco
C$ 437
Find similar
Alaska Airlines
14 Feb
SFO8:47 p.m.San Francisco
15h 48m
1 stop
YYZ3:35 p.m.Toronto Pearson Intl
24 Feb
YYZ4:45 p.m.Toronto Pearson Intl
24h 17m
1 stop
SFO2:02 p.m.San Francisco
C$ 453
Find similar
Alaska Airlines
14 Feb
SFO8:47 p.m.San Francisco
15h 48m
1 stop
YYZ3:35 p.m.Toronto Pearson Intl
9 Mar
YYZ4:45 p.m.Toronto Pearson Intl
20h 52m
1 stop
SFO10:37 a.m.San Francisco
C$ 466
Find similar

Delta flights from San Francisco Bay Area to Region of Ontario

Our best Delta deals on San Francisco Bay Area to Region of Ontario flight tickets
Delta
12 Feb
SJC6:20 a.m.San Jose
6h 39m
1 stop
YYZ3:59 p.m.Toronto Pearson Intl
27 Feb
YYZ6:10 a.m.Toronto Pearson Intl
9h 29m
1 stop
SJC12:39 p.m.San Jose
C$ 539
Find similar
Delta
8 Feb
SJC2:25 p.m.San Jose
15h 39m
2 stops
YYZ9:04 a.m.Toronto Pearson Intl
28 Feb
YYZ6:10 a.m.Toronto Pearson Intl
9h 29m
1 stop
SJC12:39 p.m.San Jose
C$ 549
Find similar
Delta
13 Feb
SJC10:35 p.m.San Jose
14h 36m
2 stops
YYZ4:11 p.m.Toronto Pearson Intl
27 Feb
YYZ6:10 a.m.Toronto Pearson Intl
9h 29m
1 stop
SJC12:39 p.m.San Jose
C$ 552
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco Bay Area to Region of 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, momondo users made 96,600 searches. Data last updated 22 December 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Sun 18/1

11:14 a.m.-9:11 p.m.

2 stops30h 57m

Toronto Pearson Intl

Sun 25/1

8:00 p.m.-9:42 a.m.

1 stop16h 42m

C$ 323

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Sun 18/1

11:14 a.m.-6:47 a.m.

1 stop16h 33m

Toronto Pearson Intl

Sun 25/1

8:00 p.m.-9:42 a.m.

1 stop16h 42m

C$ 331

San FranciscoHamilton

SFO - YHM

SFOYHM

San Francisco

Wed 3/6

12:50 p.m.-12:40 a.m.

1 stop8h 50m

Hamilton

Mon 8/6

6:00 a.m.-11:54 a.m.

1 stop8h 54m

C$ 345

San FranciscoHamilton

SFO - YHM

SFOYHM

San Francisco

Wed 13/5

12:50 p.m.-12:40 a.m.

1 stop8h 50m

Hamilton

Sun 24/5

6:00 a.m.-1:57 p.m.

2 stops10h 57m

C$ 374

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Tue 27/1

1:45 p.m.-12:35 a.m.

1 stop7h 50m

Montreal Pierre Elliott Trudeau Intl

Tue 3/2

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

1 stop9h 00m

C$ 411

San FranciscoMontreal

SFO - YUL

SFOYUL

San Francisco

Mon 2/3

1:45 p.m.-12:35 a.m.

1 stop7h 50m

Montreal Pierre Elliott Trudeau Intl

Thu 5/3

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

1 stop9h 00m

C$ 413

San FranciscoToronto

SFO - YTZ

SFOYTZ

San Francisco

Tue 3/2

6:00 p.m.-11:42 a.m.

2 stops14h 42m

Toronto Island

Tue 10/2

10:25 a.m.-9:22 p.m.

2 stops13h 57m

C$ 490

San FranciscoToronto

SFO - YTZ

SFOYTZ

San Francisco

Tue 3/2

8:25 a.m.-7:55 p.m.

1 stop8h 30m

Toronto Island

Tue 10/2

12:30 p.m.-9:22 p.m.

2 stops11h 52m

C$ 508

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Tue 3/3

3:55 p.m.-5:07 p.m.

2 stops22h 12m

Ottawa

Tue 31/3

10:44 a.m.-6:30 p.m.

1 stop10h 46m

C$ 530

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Wed 4/2

8:40 a.m.-9:56 p.m.

2 stops10h 16m

Ottawa

Wed 11/2

2:15 p.m.-1:41 p.m.

2 stops26h 26m

C$ 537

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

How to get the cheapest flight ticket from San Francisco Bay Area to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Region of Ontario?

In general, February is the cheapest month to fly from San Francisco Bay Area to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 480. If you are unable to visit Region of Ontario during the month of February, then departing from San Francisco Bay Area during the month March is also very affordable. Most momondo users find prices during this month for around C$ 495.

What is the cheapest day to depart on your flight to Region of Ontario?

The cheapest day to depart from San Francisco Bay Area to Region of Ontario is on a Tuesday. Travellers who choose to depart for Region of Ontario on a Tuesday will often find tickets for as low as C$ 457. The most expensive day to fly to Region of Ontario is Sunday, with ticket prices averaging around C$ 620.

What is the cheapest time of day to depart on your flight to Region of Ontario?

Our most recent data shows that the best time of day to fly to Region of Ontario is in the evening. Flights from San Francisco Bay Area to Region of Ontario during this time can be as low as C$ 446. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 547 on average. Flights to Region of Ontario from San Francisco Bay Area at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest San Francisco Bay Area to Ontario flight route?

Fly from San Francisco to Toronto Pearson Intl for the best San Francisco Bay Area - Ontario flight prices

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

You are more likely to see cheaper flights to Region of Ontario from San Francisco Bay Area when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 605 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from San Francisco Bay Area for as low as C$ 475 on momondo.

What cabin class options are available on San Francisco Bay Area to Ontario flights?

There are 3 cabin classes available to choose from on San Francisco Bay Area to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco Bay Area to Region of Ontario flights?

No. A direct flight is the cheapest option for a flight between San Francisco Bay Area to Region of Ontario.

Cheap San Francisco Bay Area to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco Bay Area to Region of Ontario

Fastest flight time

4h 55m

Direct flights

Every day

Airports in Region of Ontario

123 airports
The fastest flight from San Francisco Bay Area to Region of Ontario takes 4h 55m
Direct flights go from San Francisco Bay Area to Region of Ontario every day.
There are 123 airports in Region of Ontario. From San Francisco Bay Area there are direct flights to Toronto Pearson Intl (YYZ).
Search flight deals

  • When did momondo last update prices for flights from San Francisco Bay Area to Ontario?

    Prices for flights from San Francisco Bay Area to Ontario are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Francisco Bay Area to Ontario?

  • How old do you have to be to fly from San Francisco Bay Area to Ontario?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Bay Area to Ontario.

  • What documentation or ID do you need to fly to Ontario?

    The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Francisco Bay Area to Region of Ontario?

Best airlines flying from San Francisco Bay Area to Region of Ontario

Compare and see reviews for airlines that fly from San Francisco Bay Area to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom C$ 196Free CancellationRating
8.0
399 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 253Free CancellationRating
7.1
10,552 reviews
Search Air Canada flights
WestJetPriceFrom C$ 289Free CancellationRating
7.2
3,209 reviews
Search WestJet flights
United AirlinesPriceFrom C$ 492Free CancellationRating
7.4
9,102 reviews
Search United Airlines flights
Air TransatPriceFrom C$ 504Free CancellationRating
7.8
484 reviews
Search Air Transat flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco Bay Area to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco Bay Area to Ontario for you.

Can I find flights from San Francisco Bay Area to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from San Francisco Bay Area on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Francisco Bay Area to Ontario?

momondo provides multiple filters to help you find the best flight to Ontario from San Francisco Bay Area. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Francisco Bay Area to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from San Francisco Bay Area are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to Ontario

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Popular flights according to clicks in the last 7 days on momondo
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