How long is the flight from Region of Ontario to San Francisco Bay Area?

Flight times vary depending on what airport in Region of Ontario you fly out of and what airport in San Francisco Bay Area you fly into. For example, flying from Toronto to Incheon Intl Airport takes 18h 33m on average. On the other hand, flying from Hamilton to Incheon Intl Airport takes 18h 55m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

What is the cheapest airline that flies from Ontario to San Francisco Bay Area?

WestJet, Porter Airlines, and Air Canada are the most popular carriers operating from Ontario to San Francisco Bay Area

Which airlines fly to San Francisco Bay Area?

Air Canada, Porter Airlines and WestJet are the top three most popular airlines that fly to San Francisco Bay Area from Region of Ontario according to our data. Air Canada is the first choice among our users, with 40% of people opting to fly with this airline when travelling to San Francisco Bay Area. Keep in mind that there are 8 different airlines that fly to San Francisco Bay Area on a routine basis, so you have a few additional options to choose from.

How many flights depart from Region of Ontario to San Francisco Bay Area on average per day?

The number of flights available between Region of Ontario and San Francisco Bay Area is 21 per day as of December 2025. The most frequent departure time is 6:00p.m., with 48% of daily flights leaving at noon.

How many flights depart from Region of Ontario to San Francisco Bay Area on average per week?

The number of flights available between Region of Ontario and San Francisco Bay Area is 147 per week as of December 2025. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.

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

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

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

There are 8 operators available for flights from Ontario to San Francisco Bay Area as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to San Francisco Bay Area.

What documentation or ID do you need to fly to San Francisco Bay Area?

The travel and health documents required for your trip to San Francisco Bay Area can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Bay Area. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 171 Cheap Flights from Ontario to San Francisco Bay Area in 2025/26

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ontario to San Francisco Bay Area

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 a.m. - 12:12 p.m.

YOW

SFO

9h 12m1 stop

1:00 p.m. - 12:40 a.m.

SFO

YOW

8h 40m1 stop

C$ 303WestJet

Fri, 30 Jan - Fri, 6 Feb

5:45 a.m. - 12:12 p.m.

YHM

SFO

9h 27m1 stop

1:00 p.m. - 5:17 p.m.

SFO

YHM

25h 17m1 stop

C$ 304WestJet

Tue, 13 Jan - Tue, 20 Jan

5:45 a.m. - 12:12 p.m.

YHM

SFO

9h 27m1 stop

1:00 p.m. - 5:17 p.m.

SFO

YHM

25h 17m1 stop

C$ 318WestJet

Tue, 13 Jan - Tue, 20 Jan

7:55 p.m. - 6:37 p.m.

YYZ

SJC

25h 42m1 stop

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

SJC

YYZ

16h 33m1 stop

C$ 331Multiple Airlines

Thu, 15 Jan - Sun, 18 Jan

8:00 p.m. - 9:47 a.m.

YYZ

SJC

16h 47m2 stops

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

SJC

YYZ

16h 33m1 stop

C$ 354Multiple Airlines

Thu, 15 Jan - Sun, 18 Jan

6:45 a.m. - 12:43 p.m.

YOW

SFO

8h 58m1 stop

1:45 p.m. - 12:43 a.m.

SFO

YOW

7h 58m1 stop

C$ 360Porter Airlines

Sun, 18 Jan - Wed, 21 Jan

6:06 a.m. - 9:28 p.m.

YYZ

SJC

18h 22m2 stops

10:45 p.m. - 5:53 p.m.

SJC

YYZ

16h 08m2 stops

C$ 398Delta

Tue, 6 Jan - Wed, 7 Jan

9:50 a.m. - 12:43 p.m.

YYZ

SFO

5h 53mdirect

1:45 p.m. - 9:42 p.m.

SFO

YYZ

4h 57mdirect

C$ 398Air Transat

Wed, 14 Jan - Thu, 22 Jan

6:10 a.m. - 12:56 p.m.

YYZ

SJC

9h 46m1 stop

10:45 p.m. - 11:08 a.m.

SJC

YYZ

9h 23m1 stop

C$ 423Delta

Wed, 7 Jan - Thu, 8 Jan

6:45 a.m. - 12:43 p.m.

YUL

SFO

8h 58m1 stop

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

SFO

YUL

7h 50m1 stop

C$ 550Porter Airlines

Sun, 18 Jan - Thu, 22 Jan

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

Our best Porter Airlines deals on Region of Ontario to San Francisco Bay Area flight tickets

Porter Airlines

18 Jan

YOW6:45 a.m.Ottawa

8h 58m

1 stop

SFO12:43 p.m.San Francisco

21 Jan

SFO1:45 p.m.San Francisco

7h 58m

1 stop

YOW12:43 a.m.Ottawa

C$ 360

Find similar

Porter Airlines

11 Jan

YYZ9:50 a.m.Toronto Pearson Intl

5h 53m

SFO12:43 p.m.San Francisco

24 Jan

SFO1:45 p.m.San Francisco

4h 57m

YYZ9:42 p.m.Toronto Pearson Intl

C$ 397

Find similar

Porter Airlines

4 Feb

YOW6:45 a.m.Ottawa

9h 00m

1 stop

SFO12:45 p.m.San Francisco

10 Feb

SFO1:45 p.m.San Francisco

7h 58m

1 stop

YOW12:43 a.m.Ottawa

C$ 401

Find similar

Air Canada flights from Region of Ontario to San Francisco Bay Area

Our best Air Canada deals on Region of Ontario to San Francisco Bay Area flight tickets

Air Canada

29 Jan

YYZ10:45 a.m.Toronto Pearson Intl

5h 45m

SFO1:30 p.m.San Francisco

1 Feb

SFO2:30 p.m.San Francisco

4h 58m

YYZ10:28 p.m.Toronto Pearson Intl

C$ 438

Find similar

Air Canada

13 Jan

YTZ3:30 p.m.Toronto Island

8h 52m

1 stop

SFO9:22 p.m.San Francisco

20 Jan

SFO8:25 a.m.San Francisco

8h 30m

1 stop

YTZ7:55 p.m.Toronto Island

C$ 452

Find similar

Air Canada

13 Jan

YTZ3:30 p.m.Toronto Island

8h 52m

1 stop

SFO9:22 p.m.San Francisco

20 Jan

SFO8:25 a.m.San Francisco

10h 10m

1 stop

YTZ9:35 p.m.Toronto Island

C$ 464

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to San Francisco Bay Area that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Fri 30/1

6:00 a.m.-12:12 p.m.

1 stop9h 12m

San Francisco

Fri 6/2

1:00 p.m.-12:40 a.m.

1 stop8h 40m

C$ 303

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Tue 13/1

5:45 a.m.-12:12 p.m.

1 stop9h 27m

San Francisco

Tue 20/1

1:00 p.m.-5:17 p.m.

1 stop25h 17m

C$ 304

HamiltonSan Francisco

YHM - SFO

YHMSFO

Hamilton

Tue 13/1

5:45 a.m.-12:12 p.m.

1 stop9h 27m

San Francisco

Tue 20/1

1:00 p.m.-5:17 p.m.

1 stop25h 17m

C$ 318

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Thu 15/1

7:55 p.m.-6:37 p.m.

1 stop25h 42m

San Jose

Sun 18/1

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

1 stop16h 33m

C$ 331

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Thu 15/1

8:00 p.m.-9:47 a.m.

2 stops16h 47m

San Jose

Sun 18/1

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

1 stop16h 33m

C$ 354

OttawaSan Francisco

YOW - SFO

YOWSFO

Ottawa

Sun 18/1

6:45 a.m.-12:43 p.m.

1 stop8h 58m

San Francisco

Wed 21/1

1:45 p.m.-12:43 a.m.

1 stop7h 58m

C$ 360

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Tue 6/1

6:06 a.m.-9:28 p.m.

2 stops18h 22m

San Jose

Wed 7/1

10:45 p.m.-5:53 p.m.

2 stops16h 08m

C$ 398

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Wed 14/1

9:50 a.m.-12:43 p.m.

Nonstop5h 53m

San Francisco

Thu 22/1

1:45 p.m.-9:42 p.m.

Nonstop4h 57m

C$ 398

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 7/1

6:10 a.m.-12:56 p.m.

1 stop9h 46m

San Jose

Thu 8/1

10:45 p.m.-11:08 a.m.

1 stop9h 23m

C$ 423

MontrealSan Francisco

YUL - SFO

YULSFO

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

6:45 a.m.-12:43 p.m.

1 stop8h 58m

San Francisco

Thu 22/1

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

1 stop7h 50m

C$ 550

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

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

In general, April is the cheapest month to fly from Region of Ontario to San Francisco Bay Area. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 446. If you aren’t able to travel during the month of April, then book flights to San Francisco Bay Area from Region of Ontario during March instead. Flights to San Francisco Bay Area in March, while not as cheap as those in April, still average around C$ 449.

What is the cheapest day to depart on your flight to San Francisco Bay Area?

The cheapest day to depart on your flight to San Francisco Bay Area is on a Friday when prices can be found for as low as C$ 762. This is often the case because there is less demand to fly during this day of the week. Flights from Region of Ontario to San Francisco Bay Area on a Monday will generally be more expensive and average around C$ 1,199. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to San Francisco Bay Area?

Our most recent data shows that the best time of day to fly to San Francisco Bay Area is at noon. Flights from Region of Ontario to San Francisco Bay Area during this time can be as low as C$ 680. In the evening is when there is more demand to fly to San Francisco Bay Area, so prices are often more expensive at around C$ 1,401 per ticket.

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

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

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

You are more likely to see cheaper flights to San Francisco Bay Area from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco Bay Area for around C$ 508 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco Bay Area from Region of Ontario for as low as C$ 445 on momondo.

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

There are 4 cabin classes available to choose from on Ontario to San Francisco Bay Area 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 Region of Ontario to San Francisco Bay Area flights?

You could potentially save up to 3% on your flight if you consider stops on a Region of Ontario to San Francisco Bay Area flight.

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

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

Fastest flight time	5h 38m
Direct flights	Every day
Airports in San Francisco Bay Area	6 airports

The fastest flight from Region of Ontario to San Francisco Bay Area takes 5h 38m

Direct flights go from Region of Ontario to San Francisco Bay Area every day.

There are 6 airports in San Francisco Bay Area. From Region of Ontario there are direct flights to San Francisco (SFO).

Search flight deals

When did momondo last update prices for flights from Ontario to San Francisco Bay Area?
Prices for flights from Ontario to San Francisco Bay Area are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario to San Francisco Bay Area?
There are 8 operators available for flights from Ontario to San Francisco Bay Area as of December 2025.
How old do you have to be to fly from Ontario to San Francisco Bay Area?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to San Francisco Bay Area.
What documentation or ID do you need to fly to San Francisco Bay Area?
The travel and health documents required for your trip to San Francisco Bay Area can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Bay Area. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Region of Ontario to San Francisco Bay Area?
Based on momondo bookings for flights between Region of Ontario and San Francisco Bay Area, the leading plane model is Embraer 195 E2, making up 35.93% of the total bookings. Other popular models include Boeing 737 MAX 8 with 17.99%, Boeing 777-300ER with 7.93%, and Airbus A321-100/200 with 7.15%.

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

Compare and see reviews for airlines that fly from Region of Ontario to San Francisco Bay Area with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 200	Free Cancellation	Rating 7.1 10,534 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 241	Free Cancellation	Rating 7.2 3,204 reviews	Search WestJet flights
American Airlines	PriceFrom C$ 256	Free Cancellation	Rating 7.2 11,055 reviews	Search American Airlines flights
Delta	PriceFrom C$ 286	Free Cancellation	Rating 7.9 8,005 reviews	Search Delta flights
Porter Airlines	PriceFrom C$ 319	Free Cancellation	Rating 8.0 399 reviews	Search Porter Airlines flights
United Airlines	PriceFrom C$ 333	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom C$ 334	Free Cancellation	Rating 8.0 11,477 reviews	Search Alaska Airlines flights
Air Transat	PriceFrom C$ 375	Free Cancellation	Rating 7.8 483 reviews	Search Air Transat flights

Why use momondo?

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

It is quick and easy to find Ontario to San Francisco Bay Area flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Francisco Bay Area that suits you.

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

momondo does allow users to show only those flights to San Francisco Bay Area from Ontario which offer a flexible booking policy as well as other useful filters and features.

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

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

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

Yes. momondo can track prices for Ontario to San Francisco Bay Area flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your San Francisco Bay Area 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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 17/1

Sat 24/1

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to San Francisco Bay Area

Popular Cities in San Francisco Bay Area

Flights to Fort Lauderdalefrom C$ 153

Flights to Orlandofrom C$ 158

Flights to New Yorkfrom C$ 256

Flights to Las Vegasfrom C$ 125

Flights to Los Angelesfrom C$ 158

Flights to Miamifrom C$ 285

Flights to San Franciscofrom C$ 125

Flights to Honolulufrom C$ 331

Flights to Phoenixfrom C$ 154

Flights to Tampafrom C$ 212

Flights to Chicagofrom C$ 182

Flights to Houstonfrom C$ 197

Cheap flights from Ontario to San Francisco Bay Area from C$ 171

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to San Francisco Bay Area departing on 20/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ontario to San Francisco Bay Area

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

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

Our best Porter Airlines deals on Region of Ontario to San Francisco Bay Area flight tickets

Air Canada flights from Region of Ontario to San Francisco Bay Area

Our best Air Canada deals on Region of Ontario to San Francisco Bay Area flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to San Francisco Bay Area that are best for you.

See travel insights to San Francisco Bay Area from

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

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

What is the cheapest day to depart on your flight to San Francisco Bay Area?

What is the cheapest time of day to depart on your flight to San Francisco Bay Area?

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

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

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

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

There are 4 cabin classes available to choose from on Ontario to San Francisco Bay Area 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 Region of Ontario to San Francisco Bay Area flights?

You could potentially save up to 3% on your flight if you consider stops on a Region of Ontario to San Francisco Bay Area flight.

What is the cheapest airline that flies from Ontario to San Francisco Bay Area?

WestJet, Porter Airlines, and Air Canada are the most popular carriers operating from Ontario to San Francisco Bay Area

Which airlines fly to San Francisco Bay Area?

How many flights depart from Region of Ontario to San Francisco Bay Area on average per day?

The number of flights available between Region of Ontario and San Francisco Bay Area is 21 per day as of December 2025. The most frequent departure time is 6:00p.m., with 48% of daily flights leaving at noon.

How many flights depart from Region of Ontario to San Francisco Bay Area on average per week?

The number of flights available between Region of Ontario and San Francisco Bay Area is 147 per week as of December 2025. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.

How long is the flight from Region of Ontario to San Francisco Bay Area?

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

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

Fastest flight time

Direct flights

Airports in San Francisco Bay Area

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

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

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

What documentation or ID do you need to fly to San Francisco Bay Area?

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

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

Compare and see reviews for airlines that fly from Region of Ontario to San Francisco Bay Area with momondo

Why use momondo?

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

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

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

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

An easier way to manage your San Francisco Bay Area 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to San Francisco Bay Area

Popular Cities in San Francisco Bay Area

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