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

Delta, United Airlines, and American Airlines 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 37% 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 August 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.

$158 Cheap Flights from San Jose, California to Ontario in 2026

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.

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

12h 19m1 stop Atlanta Hartsfield-Jackson

6:15 am - 5:24 pmYYZ Toronto Pearson Intl-SJC San Jose

14h 09m2 stops Minneapolis St Paul Los Angeles Los Angeles

$390Multiple Airlines

Thu, Sep 10 - Sat, Sep 19

6:10 am - 11:59 pmSJC San Jose-YYZ Toronto Pearson Intl

14h 49m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

9:45 am - 5:46 pmYYZ Toronto Pearson Intl-SJC San Jose

11h 01m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

$390Multiple Airlines

Thu, Sep 10 - Sat, Sep 19

10:50 pm - 10:23 amSJC San Jose-YYZ Toronto Pearson Intl

8h 33m1 stop Atlanta Hartsfield-Jackson

5:54 pm - 11:40 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 46m1 stop Salt Lake City

$391Delta

Fri, Sep 18 - Mon, Sep 21

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

12h 19m1 stop Atlanta Hartsfield-Jackson

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

12h 44m1 stop Atlanta Hartsfield-Jackson

$391Delta

Sun, Sep 13 - Sun, Sep 20

6:30 am - 7:37 pmSJC San Jose-YYZ Toronto Pearson Intl

10h 07m1 stop Chicago O'Hare Intl

5:15 pm - 10:42 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 27m1 stop Chicago O'Hare Intl

$391United Airlines

Tue, Oct 20 - Fri, Oct 23

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

8h 26m1 stop Chicago O'Hare Intl

5:15 pm - 10:50 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 35m1 stop Chicago O'Hare Intl

$391United Airlines

Sun, Sep 13 - Fri, Sep 18

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

8h 20m1 stop Dallas/Fort Worth

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

10h 06m1 stop Dallas/Fort Worth

$391American Airlines

Tue, Sep 22 - Sat, Sep 26

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

9h 47m1 stop Denver Intl

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

7h 45m1 stop Chicago O'Hare Intl

$391United Airlines

Sat, Sep 12 - Sat, Sep 19

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

12h 19m1 stop Atlanta Hartsfield-Jackson

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

12h 44m1 stop Atlanta Hartsfield-Jackson

$391Delta

Fri, Sep 11 - Sat, Sep 19

6:00 am - 9:45 pmSJC San Jose-YYZ Toronto Pearson Intl

12h 45m2 stops Phoenix Sky Harbor Intl Philadelphia

2:01 pm - 10:15 pmYYZ Toronto Pearson Intl-SJC San Jose

11h 14m1 stop Dallas/Fort Worth

$395American Airlines

Tue, Nov 17 - Tue, Nov 24

Cheap last minute flights

Enter your travel dates to find the best prices.

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

12h 19m1 stop Atlanta Hartsfield-Jackson

5:50 pm - 11:44 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 54m1 stop Salt Lake City

$455Delta

Wed, Aug 19 - Wed, Aug 26

6:10 am - 6:34 pmSJC San Jose-YYZ Toronto Pearson Intl

9h 24m1 stop Minneapolis St Paul

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

12h 44m1 stop Atlanta Hartsfield-Jackson

$463Delta

Wed, Aug 19 - Sat, Sep 12

6:10 am - 6:34 pmSJC San Jose-YYZ Toronto Pearson Intl

9h 24m1 stop Minneapolis St Paul

12:25 pm - 8:41 pmYYZ Toronto Pearson Intl-SJC San Jose

11h 16m1 stop Minneapolis St Paul

$463Delta

Wed, Aug 19 - Tue, Sep 15

6:10 am - 6:34 pmSJC San Jose-YYZ Toronto Pearson Intl

9h 24m1 stop Minneapolis St Paul

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

12h 44m1 stop Atlanta Hartsfield-Jackson

$463Delta

Wed, Aug 19 - Wed, Sep 16

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

6h 49m1 stop Chicago O'Hare Intl

10:15 am - 10:50 pmYYZ Toronto Pearson Intl-SJC San Jose

15h 35m1 stop Chicago O'Hare Intl

$469United Airlines

Sat, Aug 22 - Tue, Sep 15

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

6h 49m1 stop Chicago O'Hare Intl

5:15 pm - 10:50 pmYYZ Toronto Pearson Intl-SJC San Jose

8h 35m1 stop Chicago O'Hare Intl

$469United Airlines

Sat, Aug 22 - Thu, Sep 10

6:20 am - 5:11 pmSJC San Jose-YYZ Toronto Pearson Intl

7h 51m1 stop Chicago O'Hare Intl

4:18 pm - 8:57 pmYYZ Toronto Pearson Intl-SJC San Jose

7h 39m1 stop Denver Intl

$469United Airlines

Sat, Aug 22 - Fri, Sep 11

6:00 am - 5:29 pmSJC San Jose-YYZ Toronto Pearson Intl

8h 29m1 stop Dallas/Fort Worth

6:00 am - 1:40 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 40m2 stops Philadelphia Dallas/Fort Worth

$558American Airlines

Sat, Aug 22 - Tue, Aug 25

6:00 am - 11:29 pmSJC San Jose-YYZ Toronto Pearson Intl

14h 29m2 stops Dallas/Fort Worth Chicago O'Hare Intl

2:55 pm - 10:32 pmYYZ Toronto Pearson Intl-SJC San Jose

10h 37m1 stop Dallas/Fort Worth

$558American Airlines

Wed, Aug 19 - Tue, Aug 25

6:00 am - 10:35 pmSJC San Jose-YYZ Toronto Pearson Intl

13h 35m2 stops Phoenix Sky Harbor Intl Charlotte Douglas

1:15 pm - 10:32 pmYYZ Toronto Pearson Intl-SJC San Jose

12h 17m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$563American Airlines

Wed, Aug 19 - Tue, Aug 25

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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 20

SJC6:30 amSan Jose

8h 26m

1 stop

YYZ5:56 pmToronto Pearson Intl

Oct 24

YYZ7:00 amToronto Pearson Intl

8h 01m

1 stop

SJC12:01 pmSan Jose

$391

United Airlines

Sep 19

SJC6:30 amSan Jose

14h 24m

2 stops

YYZ11:54 pmToronto Pearson Intl

Sep 29

YYZ7:00 amToronto Pearson Intl

8h 01m

1 stop

SJC12:01 pmSan Jose

$396

United Airlines

Oct 20

SJC8:45 amSan Jose

9h 47m

1 stop

YYZ9:32 pmToronto Pearson Intl

Oct 27

YYZ6:45 amToronto Pearson Intl

8h 17m

1 stop

SJC12:02 pmSan Jose

$399

Delta flights from San Jose, California to Region of Ontario

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

Delta

Sep 2

SJC7:00 amSan Jose

13h 57m

2 stops

YYZ11:57 pmToronto Pearson Intl

Sep 10

YYZ1:34 pmToronto Pearson Intl

10h 48m

1 stop

SJC9:22 pmSan Jose

$392

Delta

Sep 10

SJC6:10 amSan Jose

13h 49m

2 stops

YYZ10:59 pmToronto Pearson Intl

Sep 16

YYZ11:38 amToronto Pearson Intl

12h 44m

1 stop

SJC9:22 pmSan Jose

$394

Delta

Sep 2

SJC7:00 amSan Jose

13h 03m

2 stops

YYZ11:03 pmToronto Pearson Intl

Sep 10

YYZ6:15 amToronto Pearson Intl

12h 29m

2 stops

SJC3:44 pmSan Jose

$397

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 9/10

6:40 am-9:59 pm

1 stop12h 19m

Toronto Pearson Intl

Sat 9/19

6:15 am-5:24 pm

2 stops14h 09m

$390

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Thu 9/10

6:10 am-11:59 pm

2 stops14h 49m

Toronto Pearson Intl

Sat 9/19

9:45 am-5:46 pm

2 stops11h 01m

$390

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Fri 9/18

10:50 pm-10:23 am

1 stop8h 33m

Toronto Pearson Intl

Mon 9/21

5:54 pm-11:40 pm

1 stop8h 46m

$391

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Sun 9/13

6:40 am-9:59 pm

1 stop12h 19m

Toronto Pearson Intl

Sun 9/20

11:38 am-9:22 pm

1 stop12h 44m

$391

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Tue 10/20

6:30 am-7:37 pm

1 stop10h 07m

Toronto Pearson Intl

Fri 10/23

5:15 pm-10:42 pm

1 stop8h 27m

$391

Quickest round-trip

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Sun 9/13

6:30 am-5:56 pm

1 stop8h 26m

Toronto Pearson Intl

Fri 9/18

5:15 pm-10:50 pm

1 stop8h 35m

$391

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Tue 9/22

6:00 am-5:20 pm

1 stop8h 20m

Toronto Pearson Intl

Sat 9/26

2:55 pm-10:01 pm

1 stop10h 06m

$391

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Sat 9/12

8:45 am-9:32 pm

1 stop9h 47m

Toronto Pearson Intl

Sat 9/19

7:00 am-11:45 am

1 stop7h 45m

$391

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Fri 9/11

6:40 am-9:59 pm

1 stop12h 19m

Toronto Pearson Intl

Sat 9/19

11:38 am-9:22 pm

1 stop12h 44m

$391

San JoseToronto

SJC San Jose - YYZ Toronto Pearson Intl

SJCYYZ

San Jose

Tue 11/17

6:00 am-9:45 pm

2 stops12h 45m

Toronto Pearson Intl

Tue 11/24

2:01 pm-10:15 pm

1 stop11h 14m

$395

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 May is, on average, the cheapest month to fly to Region of Ontario from San Jose, California, with most prices found around $411. If you aren’t able to travel during the month of May, then book flights to Region of Ontario from San Jose, California during December instead. Flights to Region of Ontario in December, while not as cheap as those in May, still average around $416.

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

You could potentially save up to 11% 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	$158
Fastest flight time	6h 51m
Direct flights	None

The best one-way flight to Region of Ontario from San Jose, California in the past 72 hours is $158. The best round-trip flight deal from San Jose, California to Region of Ontario found on momondo in the last 72 hours is $390.

The fastest flight from San Jose, California to Region of Ontario takes 6h 51m

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 August 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
United Airlines	PriceFrom $174	Free Cancellation	Rating 7.4 10,100 reviews		Search United Airlines flights
Delta	PriceFrom $188	Free Cancellation	Rating 7.8 8,499 reviews		Search Delta 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.