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

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

What airlines fly to San Jose, California?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to San Jose, California from Region of Ontario according to our data. Air Canada is the first choice among our users, with 38% of people opting to fly with this airline when traveling to San Jose, California. Keep in mind that there are 7 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?

The flight from Region of Ontario to San Jose, California depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Ottawa (a popular airport in Region of Ontario) to San Jose, California (the most popular airport in San Jose, California), then the flight time is 8h 21m on average. If you fly from Toronto (another popular airport in Region of Ontario) to San Jose, California, then the average flight time is 13h 22m.

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

Prices for flights from Ontario to San Jose Airport refresh 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 3 as of September 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required for your trip to San Jose Airport 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 Jose Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$204 Cheap Flights from Ontario to San Jose, California in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to San Jose

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

4:05 pm - 10:06 pmYYZ Toronto Pearson Intl-SJC San Jose

9h 01m2 stops Detroit Metropolitan Wayne County Los Angeles

5:45 am - 7:07 pmSJC San Jose-YYZ Toronto Pearson Intl

10h 22m2 stops Salt Lake City Detroit Metropolitan Wayne County

$336Delta

Sat, Oct 3 - Wed, Mar 3

4:05 pm - 10:06 pmYYZ Toronto Pearson Intl-SJC San Jose

9h 01m2 stops Detroit Metropolitan Wayne County Los Angeles

12:45 pm - 12:01 amSJC San Jose-YYZ Toronto Pearson Intl

8h 16m1 stop Atlanta Hartsfield-Jackson

$336Delta

Sat, Oct 3 - Wed, Mar 3

12:10 pm - 10:08 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 58m2 stops Detroit Metropolitan Wayne County Los Angeles

9:58 am - 11:07 pmSJC San Jose-YYZ Toronto Pearson Intl

10h 09m2 stops Salt Lake City Detroit Metropolitan Wayne County

$336Delta

Wed, Nov 4 - Wed, Dec 2

6:46 am - 1:38 pmYYZ Toronto Pearson Intl-SJC San Jose

9h 52m1 stop Dallas/Fort Worth

6:00 am - 5:20 pmSJC San Jose-YYZ Toronto Pearson Intl

8h 20m1 stop Dallas/Fort Worth

$346American Airlines

Thu, Sep 24 - Tue, Sep 29

2:55 pm - 10:01 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 06m1 stop Dallas/Fort Worth

6:00 am - 5:20 pmSJC San Jose-YYZ Toronto Pearson Intl

8h 20m1 stop Dallas/Fort Worth

$348American Airlines

Fri, Sep 25 - Tue, Sep 29

7:00 am - 12:01 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 01m1 stop Chicago O'Hare Intl

2:08 pm - 11:59 pmSJC San Jose-YYZ Toronto Pearson Intl

6h 51m1 stop Chicago O'Hare Intl

$348United Airlines

Sat, Oct 3 - Sat, Oct 17

2:59 pm - 10:08 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 09m1 stop Dallas/Fort Worth

6:00 am - 5:24 pmSJC San Jose-YYZ Toronto Pearson Intl

8h 24m1 stop Dallas/Fort Worth

$348American Airlines

Thu, Oct 15 - Wed, Oct 21

7:30 am - 4:57 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 27m2 stops Calgary Seattle/Tacoma Intl

9:05 am - 11:55 pmSJC San Jose-YYZ Toronto Pearson Intl

11h 50m2 stops Los Angeles Calgary

$359WestJet

Fri, Jan 8 - Sat, Jan 23

7:00 am - 12:01 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 01m1 stop Chicago O'Hare Intl

2:15 pm - 12:19 amSJC San Jose-YYZ Toronto Pearson Intl

7h 04m1 stop Chicago O'Hare Intl

$361United Airlines

Wed, Sep 30 - Wed, Mar 10

9:35 am - 6:48 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 13m2 stops Calgary Los Angeles

1:50 pm - 5:00 amSJC San Jose-YYZ Toronto Pearson Intl

12h 10m2 stops Los Angeles Calgary

$367WestJet

Wed, Feb 10 - Wed, Feb 17

Cheap last minute flights

Enter your travel dates to find the best prices.

11:00 am - 8:54 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 54m2 stops Chicago O'Hare Intl Denver Intl

6:37 pm - 9:19 amSJC San Jose-YYZ Toronto Pearson Intl

11h 42m2 stops Denver Intl Newark

$418United Airlines

Sat, Sep 12 - Wed, Sep 23

11:00 am - 8:54 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 54m2 stops Chicago O'Hare Intl Denver Intl

8:45 am - 9:32 pmSJC San Jose-YYZ Toronto Pearson Intl

9h 47m1 stop Denver Intl

$418United Airlines

Sat, Sep 12 - Wed, Sep 23

6:15 am - 11:41 amYYZ Toronto Pearson Intl-SJC San Jose

8h 26m1 stop Atlanta Hartsfield-Jackson

6:40 am - 9:59 pmSJC San Jose-YYZ Toronto Pearson Intl

12h 19m1 stop Atlanta Hartsfield-Jackson

$418Delta

Sat, Sep 12 - Mon, Sep 21

11:38 am - 9:22 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 44m1 stop Atlanta Hartsfield-Jackson

4:24 pm - 8:53 amSJC San Jose-YYZ Toronto Pearson Intl

13h 29m2 stops Los Angeles Detroit Metropolitan Wayne County

$418Delta

Sat, Sep 12 - Tue, Sep 22

7:00 am - 11:45 amYYZ Toronto Pearson Intl-SJC San Jose

7h 45m1 stop Chicago O'Hare Intl

2:10 pm - 11:59 pmSJC San Jose-YYZ Toronto Pearson Intl

6h 49m1 stop Chicago O'Hare Intl

$418United Airlines

Sat, Sep 12 - Wed, Sep 23

11:38 am - 9:22 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 44m1 stop Atlanta Hartsfield-Jackson

6:40 am - 9:59 pmSJC San Jose-YYZ Toronto Pearson Intl

12h 19m1 stop Atlanta Hartsfield-Jackson

$418Delta

Sat, Sep 12 - Thu, Sep 24

1:30 pm - 10:45 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 15m2 stops Calgary Seattle/Tacoma Intl

9:52 am - 1:05 amSJC San Jose-YYZ Toronto Pearson Intl

12h 13m2 stops Los Angeles Calgary

$428WestJet

Tue, Sep 15 - Tue, Sep 22

6:00 am - 3:44 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 44m2 stops Calgary Los Angeles

7:25 am - 9:15 pmSJC San Jose-YYZ Toronto Pearson Intl

10h 50m2 stops Seattle/Tacoma Intl Calgary

$429WestJet

Tue, Sep 15 - Tue, Sep 29

2:55 pm - 10:01 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 06m1 stop Dallas/Fort Worth

6:00 am - 5:20 pmSJC San Jose-YYZ Toronto Pearson Intl

8h 20m1 stop Dallas/Fort Worth

$474American Airlines

Fri, Sep 11 - Sat, Sep 12

2:55 pm - 10:01 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 06m1 stop Dallas/Fort Worth

6:00 am - 5:20 pmSJC San Jose-YYZ Toronto Pearson Intl

8h 20m1 stop Dallas/Fort Worth

$475American Airlines

Fri, Sep 11 - Wed, Sep 16

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

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

American Airlines

Sep 24

YYZ6:46 amToronto Pearson Intl

9h 52m

1 stop

SJC1:38 pmSan Jose

Sep 29

SJC6:00 amSan Jose

8h 20m

1 stop

YYZ5:20 pmToronto Pearson Intl

$346

American Airlines

Sep 24

YYZ6:46 amToronto Pearson Intl

9h 52m

1 stop

SJC1:38 pmSan Jose

Sep 29

SJC6:00 amSan Jose

14h 00m

2 stops

YYZ11:00 pmToronto Pearson Intl

$355

American Airlines

Oct 15

YYZ6:46 amToronto Pearson Intl

10h 05m

1 stop

SJC1:51 pmSan Jose

Oct 19

SJC7:16 pmSan Jose

14h 18m

2 stops

YYZ12:34 pmToronto Pearson Intl

$358

WestJet flights from Region of Ontario to San Jose, California

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

WestJet

Jan 8

YYZ7:30 amToronto Pearson Intl

12h 27m

2 stops

SJC4:57 pmSan Jose

Jan 23

SJC9:05 amSan Jose

11h 50m

2 stops

YYZ11:55 pmToronto Pearson Intl

$359

WestJet

Nov 5

YYZ7:30 amToronto Pearson Intl

12h 32m

2 stops

SJC5:02 pmSan Jose

Nov 8

SJC11:41 amSan Jose

14h 19m

2 stops

YYZ5:00 amToronto Pearson Intl

$367

WestJet

Dec 15

YYZ12:30 pmToronto Pearson Intl

28h 46m

2 stops

SJC2:16 pmSan Jose

Jan 6

SJC9:05 amSan Jose

11h 50m

2 stops

YYZ11:55 pmToronto Pearson Intl

$368

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 Toronto Pearson Intl - SJC San Jose

YYZSJC

Toronto Pearson Intl

Sat 10/3

4:05 pm-10:06 pm

2 stops9h 01m

San Jose

Wed 3/3

5:45 am-7:07 pm

2 stops10h 22m

$336

TorontoSan Jose

YYZ Toronto Pearson Intl - SJC San Jose

YYZSJC

Toronto Pearson Intl

Sat 10/3

4:05 pm-10:06 pm

2 stops9h 01m

San Jose

Wed 3/3

12:45 pm-12:01 am

1 stop8h 16m

$336

TorontoSan Jose

YYZ Toronto Pearson Intl - SJC San Jose

YYZSJC

Toronto Pearson Intl

Wed 11/4

12:10 pm-10:08 pm

2 stops12h 58m

San Jose

Wed 12/2

9:58 am-11:07 pm

2 stops10h 09m

$336

TorontoSan Jose

YYZ Toronto Pearson Intl - SJC San Jose

YYZSJC

Toronto Pearson Intl

Thu 9/24

6:46 am-1:38 pm

1 stop9h 52m

San Jose

Tue 9/29

6:00 am-5:20 pm

1 stop8h 20m

$346

TorontoSan Jose

YYZ Toronto Pearson Intl - SJC San Jose

YYZSJC

Toronto Pearson Intl

Fri 9/25

2:55 pm-10:01 pm

1 stop10h 06m

San Jose

Tue 9/29

6:00 am-5:20 pm

1 stop8h 20m

$348

Quickest round-trip

TorontoSan Jose

YYZ Toronto Pearson Intl - SJC San Jose

YYZSJC

Toronto Pearson Intl

Sat 10/3

7:00 am-12:01 pm

1 stop8h 01m

San Jose

Sat 10/17

2:08 pm-11:59 pm

1 stop6h 51m

$348

TorontoSan Jose

YYZ Toronto Pearson Intl - SJC San Jose

YYZSJC

Toronto Pearson Intl

Thu 10/15

2:59 pm-10:08 pm

1 stop10h 09m

San Jose

Wed 10/21

6:00 am-5:24 pm

1 stop8h 24m

$348

TorontoSan Jose

YYZ Toronto Pearson Intl - SJC San Jose

YYZSJC

Toronto Pearson Intl

Fri 1/8

7:30 am-4:57 pm

2 stops12h 27m

San Jose

Sat 1/23

9:05 am-11:55 pm

2 stops11h 50m

$359

TorontoSan Jose

YYZ Toronto Pearson Intl - SJC San Jose

YYZSJC

Toronto Pearson Intl

Wed 9/30

7:00 am-12:01 pm

1 stop8h 01m

San Jose

Wed 3/10

2:15 pm-12:19 am

1 stop7h 04m

$361

TorontoSan Jose

YYZ Toronto Pearson Intl - SJC San Jose

YYZSJC

Toronto Pearson Intl

Wed 2/10

9:35 am-6:48 pm

2 stops12h 13m

San Jose

Wed 2/17

1:50 pm-5:00 am

2 stops12h 10m

$367

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?

The month of March is, on average, the cheapest month to fly to San Jose, California from Region of Ontario, with most prices found around $324. If you are unable to visit San Jose, California during the month of March, then departing from Region of Ontario during the month May is also very affordable. Most momondo users find prices during this month for around $385.

How far in advance should I book a flight from Ontario 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 $428 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 $328 on momondo.

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

You could potentially save up to 4% 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

Best Price Found	$204
Fastest flight time	8h 14m
Direct flights	Sun
Airports in San Jose, California	1 airport

The best one-way flight to San Jose, California from Region of Ontario in the past 72 hours is $204. The best round-trip flight deal from Region of Ontario to San Jose, California found on momondo in the last 72 hours is $336.

The fastest flight from Region of Ontario to San Jose, California takes 8h 14m

Direct flights go from Region of Ontario to San Jose, California on Sunday. There are no airlines offering direct flights.

There is 1 airport in San Jose, California. From Region of Ontario there are direct flights to San Jose (SJC).

Search flight deals

Frequently asked questions about flying from Ontario to San Jose, California

When did momondo last update prices for flights from Ontario to San Jose Airport?
Prices for flights from Ontario to San Jose Airport refresh 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 3 as of September 2026.
How old do you have to be to fly from Ontario to San Jose Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required for your trip to San Jose Airport 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 Jose Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 $276	Free Cancellation	Rating 7.8 8,554 reviews	Search Delta flights
United Airlines	PriceFrom $356	Free Cancellation	Rating 7.4 10,190 reviews	Search United Airlines flights
American Airlines	PriceFrom $448	Free Cancellation	Rating 7.1 12,045 reviews	Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Ontario to San Jose 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 Jose that suits you.

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

Yes. momondo allows you to filter the results for Ontario to San Jose flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Ontario and San Jose by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Ontario to San Jose flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Ontario to San Jose from $204

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 10/3. 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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American Airlines flights from Region of Ontario to San Jose, California

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

WestJet flights from Region of Ontario to San Jose, California

Our best WestJet 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 from Ontario 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?

What 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

Best Price Found

Fastest flight time

Direct flights

Airports in San Jose, California

Frequently asked questions about flying from Ontario to San Jose, California

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 favorite airline to San Jose

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

Cabin classes currently available on flights to San Jose

List of cabin classes available on flights landing in San Jose. Availability may vary depending on flight origin and airline.

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