What is the cheapest airline that flies from Ontario to San Jose?

United Airlines, Delta, and Porter Airlines are the most popular carriers operating from Ontario to San Jose

Which airlines fly to San Jose, California?

Porter Airlines, Air Canada and United Airlines are the top three most popular airlines that fly to San Jose, California from Region of Ontario according to our data. Porter Airlines is the first choice among our users, with 39% of people opting to fly with this airline when travelling to San Jose, California. Keep in mind that there are 9 different airlines that fly to San Jose, California on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to San Jose, California?

If you’re flying from a popular airport in Region of Ontario, such as Toronto or Hamilton, and flying into San Jose, California, then you can expect flight times to average 11h 58m and 14h 40m, respectively.

When did momondo last update prices for flights from Ontario to San Jose Airport?

Prices for flights from Ontario to San Jose Airport are updated daily.

How many operators does momondo search for flights from Ontario to San Jose Airport?

The number of operators available for flights from Ontario to San Jose Airport is 6 as of March 2026.

How old do you have to be to fly from Ontario to San Jose Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to San Jose Airport.

What documentation or ID do you need to fly to San Jose Airport?

The travel and health documents you'll need for your trip to San Jose Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Jose Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 244 Cheap Flights from Ontario to San Jose in 2026

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 Jose

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:10 a.m. - 12:03 p.m.

YYZ

SJC

8h 53m

1 stop

4:00 p.m. - 9:54 a.m.

SJC

YYZ

14h 54m

2 stops

C$ 423United Airlines

Tue, 9 Jun - Tue, 9 Jun

1:34 p.m. - 10:55 p.m.

YYZ

SJC

12h 21m

1 stop

7:15 a.m. - 10:00 p.m.

SJC

YYZ

11h 45m

1 stop

C$ 426Delta

Fri, 29 May - Sun, 7 Jun

6:10 a.m. - 12:08 p.m.

YYZ

SJC

8h 58m

1 stop

1:25 p.m. - 11:57 p.m.

SJC

YYZ

7h 32m

1 stop

C$ 427Delta

Wed, 25 Mar - Tue, 31 Mar

10:05 a.m. - 10:02 p.m.

YYZ

SJC

14h 57m

2 stops

11:00 p.m. - 1:44 p.m.

SJC

YYZ

11h 44m

2 stops

C$ 430Delta

Fri, 20 Mar - Mon, 13 Apr

6:25 a.m. - 10:41 p.m.

YOW

SJC

19h 16m

1 stop

8:45 a.m. - 9:11 a.m.

SJC

YOW

21h 26m

2 stops

C$ 474Lufthansa

Tue, 21 Apr - Tue, 28 Apr

7:45 a.m. - 6:36 p.m.

YUL

SJC

13h 51m

2 stops

4:18 p.m. - 11:44 a.m.

SJC

YUL

16h 26m

2 stops

C$ 691American Airlines

Tue, 21 Apr - Tue, 28 Apr

10:45 a.m. - 10:41 p.m.

YTZ

SJC

14h 56m

2 stops

8:45 a.m. - 9:34 a.m.

SJC

YTZ

21h 49m

2 stops

C$ 901Multiple Airlines

Tue, 21 Apr - Tue, 28 Apr

6:05 a.m. - 10:01 p.m.

YKF

SJC

18h 56m

2 stops

6:45 a.m. - 3:20 p.m.

SJC

YKF

29h 35m

3 stops

C$ 908Multiple Airlines

Thu, 30 Apr - Sat, 2 May

6:20 a.m. - 5:31 p.m.

YKF

SJC

14h 11m

2 stops

1:50 p.m. - 5:29 a.m.

SJC

YKF

12h 39m

2 stops

C$ 1,046WestJet

Mon, 30 Mar - Mon, 6 Apr

6:10 p.m. - 5:52 p.m.

YHM

SJC

26h 42m

3 stops

6:45 a.m. - 5:15 p.m.

SJC

YHM

31h 30m

3 stops

C$ 1,100WestJet

Wed, 22 Apr - Wed, 29 Apr

United Airlines flights from Region of Ontario to San Jose, California

Our best United Airlines deals on Region of Ontario to San Jose, California flight tickets

United Airlines

9 Jun

YYZ6:10 a.m.Toronto Pearson Intl

8h 53m

1 stop

SJC12:03 p.m.San Jose

9 Jun

SJC4:00 p.m.San Jose

14h 54m

2 stops

YYZ9:54 a.m.Toronto Pearson Intl

C$ 423

United Airlines

1 May

YYZ1:00 p.m.Toronto Pearson Intl

12h 56m

1 stop

SJC10:56 p.m.San Jose

10 May

SJC6:30 a.m.San Jose

14h 29m

1 stop

YYZ11:59 p.m.Toronto Pearson Intl

C$ 426

United Airlines

20 Mar

YYZ4:10 p.m.Toronto Pearson Intl

8h 06m

1 stop

SJC9:16 p.m.San Jose

11 Apr

SJC3:45 p.m.San Jose

17h 04m

2 stops

YYZ11:49 a.m.Toronto Pearson Intl

C$ 430

Delta flights from Region of Ontario to San Jose, California

Our best Delta deals on Region of Ontario to San Jose, California flight tickets

Delta

25 Mar

YYZ6:10 a.m.Toronto Pearson Intl

8h 58m

1 stop

SJC12:08 p.m.San Jose

31 Mar

SJC1:25 p.m.San Jose

7h 32m

1 stop

YYZ11:57 p.m.Toronto Pearson Intl

C$ 427

Delta

20 Mar

YYZ6:20 a.m.Toronto Pearson Intl

14h 05m

2 stops

SJC5:25 p.m.San Jose

13 Apr

SJC11:00 p.m.San Jose

8h 19m

1 stop

YYZ10:19 a.m.Toronto Pearson Intl

C$ 430

Delta

20 Mar

YYZ7:45 a.m.Toronto Pearson Intl

17h 17m

2 stops

SJC10:02 p.m.San Jose

24 Mar

SJC10:50 p.m.San Jose

14h 24m

2 stops

YYZ4:14 p.m.Toronto Pearson Intl

C$ 432

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to San Jose, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Tue 9/6

6:10 a.m.-12:03 p.m.

1 stop8h 53m

San Jose

Tue 9/6

4:00 p.m.-9:54 a.m.

2 stops14h 54m

C$ 423

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 29/5

1:34 p.m.-10:55 p.m.

1 stop12h 21m

San Jose

Sun 7/6

7:15 a.m.-10:00 p.m.

1 stop11h 45m

C$ 426

Quickest round-trip

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 25/3

6:10 a.m.-12:08 p.m.

1 stop8h 58m

San Jose

Tue 31/3

1:25 p.m.-11:57 p.m.

1 stop7h 32m

C$ 427

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 20/3

10:05 a.m.-10:02 p.m.

2 stops14h 57m

San Jose

Mon 13/4

11:00 p.m.-1:44 p.m.

2 stops11h 44m

C$ 430

OttawaSan Jose

YOW - SJC

YOWSJC

Ottawa

Tue 21/4

6:25 a.m.-10:41 p.m.

1 stop19h 16m

San Jose

Tue 28/4

8:45 a.m.-9:11 a.m.

2 stops21h 26m

C$ 474

MontrealSan Jose

YUL - SJC

YULSJC

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

7:45 a.m.-6:36 p.m.

2 stops13h 51m

San Jose

Tue 28/4

4:18 p.m.-11:44 a.m.

2 stops16h 26m

C$ 691

TorontoSan Jose

YTZ - SJC

YTZSJC

Toronto Island

Tue 21/4

10:45 a.m.-10:41 p.m.

2 stops14h 56m

San Jose

Tue 28/4

8:45 a.m.-9:34 a.m.

2 stops21h 49m

C$ 901

TorontoSan Jose

YKF - SJC

YKFSJC

Toronto Region of Waterloo Intl

Thu 30/4

6:05 a.m.-10:01 p.m.

2 stops18h 56m

San Jose

Sat 2/5

6:45 a.m.-3:20 p.m.

3 stops29h 35m

C$ 908

TorontoSan Jose

YKF - SJC

YKFSJC

Toronto Region of Waterloo Intl

Mon 30/3

6:20 a.m.-5:31 p.m.

2 stops14h 11m

San Jose

Mon 6/4

1:50 p.m.-5:29 a.m.

2 stops12h 39m

C$ 1,046

HamiltonSan Jose

YHM - SJC

YHMSJC

Hamilton

Wed 22/4

6:10 p.m.-5:52 p.m.

3 stops26h 42m

San Jose

Wed 29/4

6:45 a.m.-5:15 p.m.

3 stops31h 30m

C$ 1,100

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 Jose, California

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 Jose, California?

In general, April is the cheapest month to fly from Region of Ontario to San Jose, California. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 411. If you don’t want to visit San Jose, California in April, then you should wait until May to fly from Region of Ontario, when ticket prices are also cheap, with an average price of C$ 432.

How far in advance should I book a flight to San Jose, California?

You are more likely to see cheaper flights to San Jose, California from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around C$ 558 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose, California from Region of Ontario for as low as C$ 446 on momondo.

Can stopping save me money on Region of Ontario to San Jose, California flights?

You could potentially save up to 37% on your flight if you consider stops on a Region of Ontario to San Jose, California flight.

Cheap Region of Ontario to San Jose, California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to San Jose, California

Fastest flight time	8h 29m
Direct flights	None

The fastest flight from Region of Ontario to San Jose, California takes 8h 29m

There are no direct flights from Region of Ontario to San Jose, California. There are no popular flight routes from Region of Ontario to San Jose, California.

Search flight deals

When did momondo last update prices for flights from Ontario to San Jose Airport?
Prices for flights from Ontario to San Jose Airport are updated daily.
How many operators does momondo search for flights from Ontario to San Jose Airport?
The number of operators available for flights from Ontario to San Jose Airport is 6 as of March 2026.
How old do you have to be to fly from Ontario to San Jose Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to San Jose Airport.
What documentation or ID do you need to fly to San Jose Airport?
The travel and health documents you'll need for your trip to San Jose Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Jose Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Region of Ontario to San Jose, California

Compare and see reviews for airlines that fly from Region of Ontario to San Jose, California with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom C$ 280	Free Cancellation	Rating 7.9 8,274 reviews	Search Delta flights
Alaska Airlines	PriceFrom C$ 286	Free Cancellation	Rating 8.0 12,004 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom C$ 344	Free Cancellation	Rating 7.1 10,800 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 390	Free Cancellation	Rating 7.4 9,409 reviews	Search United Airlines flights
American Airlines	PriceFrom C$ 413	Free Cancellation	Rating 7.1 11,406 reviews	Search American Airlines flights
WestJet	PriceFrom C$ 463	Free Cancellation	Rating 7.2 3,283 reviews	Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to San Jose?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to San Jose. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to San Jose with flexible booking policies on momondo?

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

How can momondo help me find flights from Ontario to San Jose?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to San Jose.

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

Price alerts on flights to San Jose from Ontario 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 San Jose, California 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

Thu 9/4

Thu 16/4

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 the United States

Nearby airports

Airlines

Other United States destinations

Other flights from Ontario

Complete your trip

Feeling lucky

Cheap flights from Ontario to San Jose from C$ 244

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 Jose departing on 19/4. 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 Jose

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

United Airlines flights from Region of Ontario to San Jose, California

Our best United Airlines deals on Region of Ontario to San Jose, California flight tickets

Delta flights from Region of Ontario to San Jose, California

Our best Delta deals on Region of Ontario to San Jose, California flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to San Jose, California that are best for you.

See travel insights to San Jose from

How to get the cheapest flight ticket from Region of Ontario to San Jose, California

What is the cheapest month to fly to San Jose, California?

How far in advance should I book a flight to San Jose, California?

Can stopping save me money on Region of Ontario to San Jose, California flights?

What is the cheapest airline that flies from Ontario to San Jose?

Which airlines fly to San Jose, California?

How long does it take to fly to San Jose, California?

Cheap Region of Ontario to San Jose, California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to San Jose, California

Fastest flight time

Direct flights

Best airlines flying from Region of Ontario to San Jose, California

Compare and see reviews for airlines that fly from Region of Ontario to San Jose, California with momondo

Why use momondo?

An easier way to manage your San Jose, California 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 the United States

Airports servicing California

Fly your favourite airline to San Jose

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Popular Cities in the United States

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

Fly to other destinations from Ontario

According to popular flight searches on momondo this year

Complete your trip to San Jose

Explore popular destinations other users love

According to popular flight searches on momondo this year