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

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

What airlines fly to Region of Ontario?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Region of Ontario from San Jose, California 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 Region of Ontario. Keep in mind that there are 8 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from San Jose Airport to Ontario were last updated today.

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

As of October 2026, there are 2 operators available to choose from for flights from San Jose Airport to Ontario.

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

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 San Jose Airport to Ontario.

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

The travel and health documents you'll need for your trip to Ontario 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 Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$192 Cheap Flights from San Jose, California to Ontario in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Jose, California to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

9h 47m1 stop Denver Intl

6:45 am - 12:02 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 17m1 stop Chicago O'Hare Intl

$432United Airlines

Thu, Oct 22 - Wed, Oct 28

10:45 am - 9:32 pmSJC San Jose-YYZ Toronto Pearson Intl

7h 47m1 stop Denver Intl

6:45 am - 12:02 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 17m1 stop Chicago O'Hare Intl

$432United Airlines

Thu, Oct 22 - Tue, Oct 27

2:14 pm - 11:59 pmSJC San Jose-YYZ Toronto Pearson Intl

6h 45m1 stop Chicago O'Hare Intl

6:45 am - 12:02 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 17m1 stop Chicago O'Hare Intl

$432United Airlines

Fri, Oct 30 - Sun, Nov 1

10:45 am - 9:32 pmSJC San Jose-YYZ Toronto Pearson Intl

7h 47m1 stop Denver Intl

6:45 am - 12:02 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 17m1 stop Chicago O'Hare Intl

$432United Airlines

Thu, Oct 22 - Sun, Nov 1

6:30 am - 9:59 pmSJC San Jose-YYZ Toronto Pearson Intl

12h 29m1 stop Atlanta Hartsfield-Jackson

11:38 am - 9:25 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 47m1 stop Atlanta Hartsfield-Jackson

$434Delta

Wed, Oct 21 - Fri, Oct 23

6:30 am - 5:18 pmSJC San Jose-YYZ Toronto Pearson Intl

7h 48m1 stop Atlanta Hartsfield-Jackson

11:38 am - 7:00 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 22m1 stop Atlanta Hartsfield-Jackson

$434Delta

Tue, Oct 20 - Thu, Oct 22

6:30 am - 5:18 pmSJC San Jose-YYZ Toronto Pearson Intl

7h 48m1 stop Atlanta Hartsfield-Jackson

12:49 pm - 5:53 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 04m1 stop Minneapolis St Paul

$434Delta

Tue, Oct 20 - Sat, Oct 24

11:56 am - 10:55 pmSJC San Jose-YYZ Toronto Pearson Intl

7h 59m1 stop Dallas/Fort Worth

11:36 am - 9:37 pmYYZ Toronto Pearson Intl-SJC San Jose

13h 01m2 stops Chicago O'Hare Intl Phoenix Sky Harbor Intl

$448American Airlines

Wed, Nov 18 - Fri, Dec 4

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

8h 24m1 stop Dallas/Fort Worth

2:15 pm - 10:08 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 53m2 stops Washington, D.C. Reagan-National Dallas/Fort Worth

$452American Airlines

Wed, Oct 21 - Sat, Oct 24

7:16 pm - 10:28 amSJC San Jose-YYZ Toronto Pearson Intl

12h 12m2 stops Phoenix Sky Harbor Intl Philadelphia

2:15 pm - 10:08 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 53m2 stops Washington, D.C. Reagan-National Dallas/Fort Worth

$457American Airlines

Wed, Oct 21 - Sat, Oct 24

Cheap last minute flights

Enter your travel dates to find the best prices.

6:30 am - 5:56 pmSJC San Jose-YYZ Toronto Pearson Intl

8h 26m1 stop Chicago O'Hare Intl

5:55 pm - 10:59 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 04m1 stop Chicago O'Hare Intl

$514United Airlines

Tue, Oct 13 - Fri, Nov 6

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

6h 51m1 stop Chicago O'Hare Intl

6:45 am - 12:02 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 17m1 stop Chicago O'Hare Intl

$516United Airlines

Tue, Oct 13 - Sat, Nov 7

8:45 am - 11:59 pmSJC San Jose-YYZ Toronto Pearson Intl

12h 14m2 stops Denver Intl Chicago O'Hare Intl

6:45 am - 12:02 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 17m1 stop Chicago O'Hare Intl

$525United Airlines

Tue, Oct 13 - Sat, Nov 7

6:30 am - 9:59 pmSJC San Jose-YYZ Toronto Pearson Intl

12h 29m1 stop Atlanta Hartsfield-Jackson

5:49 pm - 9:55 pmYYZ Toronto Pearson Intl-SJC San Jose

7h 06m1 stop Salt Lake City

$526Delta

Thu, Oct 15 - Tue, Oct 20

6:30 am - 9:59 pmSJC San Jose-YYZ Toronto Pearson Intl

12h 29m1 stop Atlanta Hartsfield-Jackson

11:38 am - 9:25 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 47m1 stop Atlanta Hartsfield-Jackson

$526Delta

Thu, Oct 15 - Sun, Oct 25

12:02 pm - 10:47 pmSJC San Jose-YYZ Toronto Pearson Intl

7h 45m1 stop Dallas/Fort Worth

5:12 pm - 10:48 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 36m1 stop Dallas/Fort Worth

$526American Airlines

Tue, Oct 13 - Sat, Nov 7

12:57 pm - 11:59 pmSJC San Jose-YYZ Toronto Pearson Intl

8h 02m1 stop Atlanta Hartsfield-Jackson

1:34 pm - 9:25 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 51m1 stop Atlanta Hartsfield-Jackson

$526Delta

Tue, Oct 13 - Tue, Oct 20

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

6h 51m1 stop Chicago O'Hare Intl

11:00 am - 10:42 pmYYZ Toronto Pearson Intl-SJC San Jose

14h 42m1 stop Chicago O'Hare Intl

$526United Airlines

Tue, Oct 13 - Tue, Oct 20

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

8h 24m1 stop Dallas/Fort Worth

6:46 am - 1:51 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 05m1 stop Dallas/Fort Worth

$610American Airlines

Tue, Oct 13 - Wed, Oct 14

5:21 pm - 8:55 pmSJC San Jose-YYZ Toronto Pearson Intl

24h 34m1 stop Guadalajara Miguel Hidal

10:50 am - 7:52 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 02m2 stops Calgary Los Angeles

$610Multiple Airlines

Wed, Oct 14 - Tue, Oct 20

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

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

United Airlines

Oct 22

SJC8:45 amSan Jose

9h 47m

1 stop

YYZ9:32 pmToronto Pearson Intl

Oct 28

YYZ6:45 amToronto Pearson Intl

8h 17m

1 stop

SJC12:02 pmSan Jose

$432

United Airlines

Nov 7

SJC8:45 amSan Jose

9h 30m

2 stops

YYZ9:15 pmToronto Pearson Intl

Nov 8

YYZ6:45 amToronto Pearson Intl

8h 17m

1 stop

SJC12:02 pmSan Jose

$437

United Airlines

Oct 21

SJC6:35 pmSan Jose

11h 44m

2 stops

YYZ9:19 amToronto Pearson Intl

Oct 29

YYZ6:45 amToronto Pearson Intl

8h 17m

1 stop

SJC12:02 pmSan Jose

$441

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

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

Alaska Airlines

Nov 15

SJC10:39 amSan Jose

26h 26m

1 stop

YYZ4:05 pmToronto Pearson Intl

Nov 21

YYZ5:15 pmToronto Pearson Intl

25h 52m

2 stops

SJC4:07 pmSan Jose

$494

Alaska Airlines

Nov 13

SJC5:24 pmSan Jose

19h 41m

2 stops

YYZ4:05 pmToronto Pearson Intl

Nov 16

YYZ5:15 pmToronto Pearson Intl

23h 01m

1 stop

SJC1:16 pmSan Jose

$527

Alaska Airlines

Nov 6

SJC11:50 amSan Jose

25h 15m

2 stops

YYZ4:05 pmToronto Pearson Intl

Nov 9

YYZ5:15 pmToronto Pearson Intl

23h 01m

1 stop

SJC1:16 pmSan Jose

$533

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Thu 10/22

8:45 am-9:32 pm

1 stop9h 47m

Toronto Pearson Intl

Wed 10/28

6:45 am-12:02 pm

1 stop8h 17m

$432

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Thu 10/22

10:45 am-9:32 pm

1 stop7h 47m

Toronto Pearson Intl

Tue 10/27

6:45 am-12:02 pm

1 stop8h 17m

$432

Quickest round-trip

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Fri 10/30

2:14 pm-11:59 pm

1 stop6h 45m

Toronto Pearson Intl

Sun 11/1

6:45 am-12:02 pm

1 stop8h 17m

$432

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Thu 10/22

10:45 am-9:32 pm

1 stop7h 47m

Toronto Pearson Intl

Sun 11/1

6:45 am-12:02 pm

1 stop8h 17m

$432

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Wed 10/21

6:30 am-9:59 pm

1 stop12h 29m

Toronto Pearson Intl

Fri 10/23

11:38 am-9:25 pm

1 stop12h 47m

$434

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Tue 10/20

6:30 am-5:18 pm

1 stop7h 48m

Toronto Pearson Intl

Thu 10/22

11:38 am-7:00 pm

1 stop10h 22m

$434

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Tue 10/20

6:30 am-5:18 pm

1 stop7h 48m

Toronto Pearson Intl

Sat 10/24

12:49 pm-5:53 pm

1 stop8h 04m

$434

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Wed 11/18

11:56 am-10:55 pm

1 stop7h 59m

Toronto Pearson Intl

Fri 12/4

11:36 am-9:37 pm

2 stops13h 01m

$448

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Wed 10/21

6:00 am-5:24 pm

1 stop8h 24m

Toronto Pearson Intl

Sat 10/24

2:15 pm-10:08 pm

2 stops10h 53m

$452

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Wed 10/21

7:16 pm-10:28 am

2 stops12h 12m

Toronto Pearson Intl

Sat 10/24

2:15 pm-10:08 pm

2 stops10h 53m

$457

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 San Jose, California 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

Prices

Airlines

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

The month of December is, on average, the cheapest month to fly to Region of Ontario from San Jose, California, with most prices found around $338. If you aren’t able to travel during the month of December, then book flights to Region of Ontario from San Jose, California during May instead. Flights to Region of Ontario in May, while not as cheap as those in December, still average around $411.

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

You could potentially save up to 1% on your flight if you consider stops on a San Jose, California to Region of Ontario flight.

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

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

Best Price Found	$192
Fastest flight time	6h 45m
Direct flights	None

The best one-way flight to Region of Ontario from San Jose, California in the past 72 hours is $192. The best round-trip flight deal from San Jose, California to Region of Ontario found on momondo in the last 72 hours is $432.

The fastest flight from San Jose, California to Region of Ontario takes 6h 45m

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

Search flight deals

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

When did momondo last update prices for flights from San Jose Airport to Ontario?
Prices for flights from San Jose Airport to Ontario were last updated today.
How many operators does momondo search for flights from San Jose Airport to Ontario?
As of October 2026, there are 2 operators available to choose from for flights from San Jose Airport to Ontario.
How old do you have to be to fly from San Jose Airport to Ontario?
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 San Jose Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents you'll need for your trip to Ontario 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 Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $185	Free Cancellation	Rating 7.8 8,646 reviews		Search Delta flights
United Airlines	PriceFrom $244	Free Cancellation	Rating 7.4 10,324 reviews		Search United Airlines flights

Why use momondo?

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

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

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

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

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

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

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from San Jose and alert you when they change.