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

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

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 Toronto (a popular airport in Region of Ontario) to San Jose, California (the most popular airport in San Jose, California), then the flight time is 13h 58m on average. If you fly from Ottawa (another popular airport in Region of Ontario) to San Jose, California, then the average flight time is 17h 46m.

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 39% 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.

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 4 as of July 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.

$171 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

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:46 pm - 8:33 pm

YYZ

SJC

10h 47m

1 stop

10:40 pm - 1:09 pm

SJC

YYZ

11h 29m

2 stops

$315Delta

Thu, Oct 22 - Mon, Oct 26

11:38 am - 9:22 pm

YYZ

SJC

12h 44m

1 stop

10:50 pm - 12:19 pm

SJC

YYZ

10h 29m

1 stop

$318Delta

Thu, Sep 17 - Mon, Sep 28

11:38 am - 9:22 pm

YYZ

SJC

12h 44m

1 stop

6:10 am - 6:34 pm

SJC

YYZ

9h 24m

1 stop

$320Delta

Tue, Sep 22 - Fri, Sep 25

12:15 pm - 10:55 pm

YTZ

SJC

13h 40m

1 stop

6:30 am - 4:42 pm

SJC

YTZ

7h 12m

1 stop

$356United Airlines

Sat, Sep 19 - Tue, Sep 29

12:15 pm - 8:54 pm

YTZ

SJC

11h 39m

2 stops

6:37 pm - 6:51 pm

SJC

YTZ

21h 14m

2 stops

$365United Airlines

Sat, Sep 19 - Wed, Sep 23

2:30 pm - 10:50 am

YUL

SJC

23h 20m

2 stops

2:30 pm - 11:43 am

SJC

YUL

18h 13m

2 stops

$419American Airlines

Sat, Aug 15 - Sat, Aug 22

3:45 pm - 10:32 pm

YUL

SJC

9h 47m

1 stop

2:30 pm - 2:44 pm

SJC

YUL

21h 14m

1 stop

$426American Airlines

Sat, Aug 22 - Sat, Aug 29

7:35 pm - 1:04 pm

YTZ

SJC

20h 29m

2 stops

6:35 pm - 4:42 pm

SJC

YTZ

19h 07m

2 stops

$468Air Canada

Wed, Sep 16 - Mon, Sep 28

8:40 pm - 3:44 pm

YKF

SJC

22h 04m

2 stops

2:56 pm - 3:00 pm

SJC

YKF

21h 04m

2 stops

$751Multiple Airlines

Fri, Sep 18 - Mon, Sep 28

7:05 pm - 4:09 pm

YKF

SJC

24h 04m

3 stops

9:34 am - 3:20 pm

SJC

YKF

26h 46m

3 stops

$820Multiple Airlines

Fri, Sep 4 - Mon, Sep 7

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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

Oct 22

YYZ12:46 pmToronto Pearson Intl

14h 04m

2 stops

SJC11:50 pmSan Jose

Nov 5

SJC7:00 amSan Jose

13h 59m

2 stops

YYZ11:59 pmToronto Pearson Intl

$315

Delta

Sep 17

YYZ11:38 amToronto Pearson Intl

12h 44m

1 stop

SJC9:22 pmSan Jose

Sep 28

SJC10:50 pmSan Jose

10h 29m

1 stop

YYZ12:19 pmToronto Pearson Intl

$318

Delta

Sep 22

YYZ11:38 amToronto Pearson Intl

12h 44m

1 stop

SJC9:22 pmSan Jose

Sep 25

SJC6:10 amSan Jose

9h 24m

1 stop

YYZ6:34 pmToronto Pearson Intl

$320

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 5

YYZ7:45 amToronto Pearson Intl

12h 12m

2 stops

SJC4:57 pmSan Jose

Jan 12

SJC11:33 amSan Jose

14h 37m

2 stops

YYZ5:10 amToronto Pearson Intl

$356

WestJet

Aug 29

YYZ8:00 amToronto Pearson Intl

11h 09m

2 stops

SJC4:09 pmSan Jose

Sep 1

SJC2:59 pmSan Jose

11h 46m

2 stops

YYZ5:45 amToronto Pearson Intl

$362

WestJet

Sep 2

YYZ6:00 amToronto Pearson Intl

14h 12m

2 stops

SJC5:12 pmSan Jose

Sep 8

SJC7:25 amSan Jose

12h 20m

2 stops

YYZ10:45 pmToronto Pearson Intl

$363

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

Thu 10/22

12:46 pm-8:33 pm

1 stop10h 47m

San Jose

Mon 10/26

10:40 pm-1:09 pm

2 stops11h 29m

$315

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Thu 9/17

11:38 am-9:22 pm

1 stop12h 44m

San Jose

Mon 9/28

10:50 pm-12:19 pm

1 stop10h 29m

$318

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Tue 9/22

11:38 am-9:22 pm

1 stop12h 44m

San Jose

Fri 9/25

6:10 am-6:34 pm

1 stop9h 24m

$320

Quickest round-trip

TorontoSan Jose

YTZ - SJC

YTZSJC

Toronto Island

Sat 9/19

12:15 pm-10:55 pm

1 stop13h 40m

San Jose

Tue 9/29

6:30 am-4:42 pm

1 stop7h 12m

$356

TorontoSan Jose

YTZ - SJC

YTZSJC

Toronto Island

Sat 9/19

12:15 pm-8:54 pm

2 stops11h 39m

San Jose

Wed 9/23

6:37 pm-6:51 pm

2 stops21h 14m

$365

MontrealSan Jose

YUL - SJC

YULSJC

Montreal Pierre Elliott Trudeau Intl

Sat 8/15

2:30 pm-10:50 am

2 stops23h 20m

San Jose

Sat 8/22

2:30 pm-11:43 am

2 stops18h 13m

$419

MontrealSan Jose

YUL - SJC

YULSJC

Montreal Pierre Elliott Trudeau Intl

Sat 8/22

3:45 pm-10:32 pm

1 stop9h 47m

San Jose

Sat 8/29

2:30 pm-2:44 pm

1 stop21h 14m

$426

TorontoSan Jose

YTZ - SJC

YTZSJC

Toronto Island

Wed 9/16

7:35 pm-1:04 pm

2 stops20h 29m

San Jose

Mon 9/28

6:35 pm-4:42 pm

2 stops19h 07m

$468

TorontoSan Jose

YKF - SJC

YKFSJC

Toronto Region of Waterloo Intl

Fri 9/18

8:40 pm-3:44 pm

2 stops22h 04m

San Jose

Mon 9/28

2:56 pm-3:00 pm

2 stops21h 04m

$751

TorontoSan Jose

YKF - SJC

YKFSJC

Toronto Region of Waterloo Intl

Fri 9/4

7:05 pm-4:09 pm

3 stops24h 04m

San Jose

Mon 9/7

9:34 am-3:20 pm

3 stops26h 46m

$820

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 $435 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 $285 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

Fastest flight time	7h 46m
Direct flights	None

The fastest flight from Region of Ontario to San Jose, California takes 7h 46m

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

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 4 as of July 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 $309	Free Cancellation	Rating 7.8 8,486 reviews	Search Delta flights
United Airlines	PriceFrom $356	Free Cancellation	Rating 7.4 10,037 reviews	Search United Airlines flights
Air Canada	PriceFrom $373	Free Cancellation	Rating 7.1 11,386 reviews	Search Air Canada flights
American Airlines	PriceFrom $461	Free Cancellation	Rating 7.1 11,844 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 $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 Jose departing on 9/5. 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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Delta flights from Region of Ontario to San Jose, California

Our best Delta 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

Fastest flight time

Direct flights

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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