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 according to our data. Air Canada is the first choice among our users, with 43% 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.

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

Alaska Airlines, United Airlines, and Delta are the most popular carriers operating from San Jose 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 2025, there are 4 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.

$115 Cheap Flights from San Jose to Ontario in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? 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 San Jose to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:19 pm - 6:20 amSJC-YYZ

9h 01m1 stop

1:30 pm - 3:55 pmYYZ-SJC

29h 25m2 stops

$272Multiple Airlines

Find Deal

Mon, Nov 17 - Sun, Nov 23

10:48 am - 6:13 amSJC-YYZ

16h 25m2 stops

10:00 am - 7:19 pmYYZ-SJC

12h 19m1 stop

$304Multiple Airlines

Find Deal

Wed, Oct 29 - Wed, Nov 5

3:35 pm - 2:07 pmSJC-YOW

19h 32m2 stops

5:14 pm - 5:43 pmYOW-SJC

27h 29m2 stops

$349United Airlines

Find Deal

Tue, Mar 10 - Wed, Mar 11

6:40 pm - 4:32 pmSJC-YOW

18h 52m2 stops

5:14 pm - 10:28 pmYOW-SJC

8h 14m1 stop

$372United Airlines

Find Deal

Thu, Oct 30 - Sat, Nov 1

3:22 pm - 12:10 pmSJC-YYZ

17h 48m2 stops

6:05 am - 6:19 pmYYZ-SJC

15h 14m2 stops

$401Delta

Find Deal

Sat, Oct 25 - Wed, Nov 12

3:22 pm - 12:10 pmSJC-YYZ

17h 48m2 stops

6:05 am - 7:06 pmYYZ-SJC

16h 01m2 stops

$411Delta

Find Deal

Sat, Oct 25 - Fri, Nov 14

3:15 pm - 11:40 amSJC-YUL

17h 25m2 stops

7:30 am - 10:16 pmYUL-SJC

17h 46m2 stops

$678American Airlines

Find Deal

Fri, Oct 31 - Sun, Nov 2

3:30 pm - 1:46 pmSJC-YUL

19h 16m2 stops

4:00 pm - 10:16 amYUL-SJC

21h 16m1 stop

$689American Airlines

Find Deal

Tue, Nov 4 - Thu, Nov 20

8:25 am - 3:57 pmSJC-YAM

28h 32m2 stops

5:45 am - 1:36 pmYAM-SJC

10h 51m2 stops

$850Air Canada

Find Deal

Tue, Feb 24 - Thu, Feb 26

8:25 am - 9:21 pmSJC-YXU

9h 56m2 stops

9:25 am - 9:11 pmYXU-SJC

14h 46m3 stops

$909Air Canada

Find Deal

Wed, Mar 4 - Wed, Mar 18

Delta flights from San Jose to Region of Ontario

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

Delta

Oct 25

SJC3:22 pmSan Jose

17h 48m

2 stops

YYZ12:10 pmToronto Pearson Intl

Nov 12

YYZ6:05 amToronto Pearson Intl

15h 14m

2 stops

SJC6:19 pmSan Jose

$401

Find similar

Delta

Oct 25

SJC3:22 pmSan Jose

17h 48m

2 stops

YYZ12:10 pmToronto Pearson Intl

Nov 14

YYZ6:05 amToronto Pearson Intl

16h 01m

2 stops

SJC7:06 pmSan Jose

$411

Find similar

Delta

Nov 8

SJC7:35 pmSan Jose

10h 22m

2 stops

YYZ8:57 amToronto Pearson Intl

Nov 12

YYZ6:10 amToronto Pearson Intl

12h 45m

2 stops

SJC3:55 pmSan Jose

$420

Find similar

Alaska Airlines flights from San Jose to Region of Ontario

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

Alaska Airlines

Dec 2

SJC6:18 amSan Jose

30h 17m

1 stop

YYZ3:35 pmToronto Pearson Intl

Dec 5

YYZ4:45 pmToronto Pearson Intl

24h 05m

1 stop

SJC1:50 pmSan Jose

$383

Find similar

Alaska Airlines

Dec 6

SJC6:18 amSan Jose

30h 17m

1 stop

YYZ3:35 pmToronto Pearson Intl

Dec 8

YYZ4:45 pmToronto Pearson Intl

30h 15m

1 stop

SJC8:00 pmSan Jose

$384

Find similar

Alaska Airlines

Dec 6

SJC2:01 pmSan Jose

22h 34m

2 stops

YYZ3:35 pmToronto Pearson Intl

Dec 8

YYZ4:45 pmToronto Pearson Intl

9h 14m

1 stop

SJC10:59 pmSan Jose

$390

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Mon 11/17

6:19 pm-6:20 am

1 stop9h 01m

Toronto Pearson Intl

Sun 11/23

1:30 pm-3:55 pm

2 stops29h 25m

$272

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Wed 10/29

10:48 am-6:13 am

2 stops16h 25m

Toronto Pearson Intl

Wed 11/5

10:00 am-7:19 pm

1 stop12h 19m

$304

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Tue 3/10

3:35 pm-2:07 pm

2 stops19h 32m

Ottawa

Wed 3/11

5:14 pm-5:43 pm

2 stops27h 29m

$349

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Thu 10/30

6:40 pm-4:32 pm

2 stops18h 52m

Ottawa

Sat 11/1

5:14 pm-10:28 pm

1 stop8h 14m

$372

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Sat 10/25

3:22 pm-12:10 pm

2 stops17h 48m

Toronto Pearson Intl

Wed 11/12

6:05 am-6:19 pm

2 stops15h 14m

$401

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Sat 10/25

3:22 pm-12:10 pm

2 stops17h 48m

Toronto Pearson Intl

Fri 11/14

6:05 am-7:06 pm

2 stops16h 01m

$411

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Fri 10/31

3:15 pm-11:40 am

2 stops17h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 11/2

7:30 am-10:16 pm

2 stops17h 46m

$678

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Tue 11/4

3:30 pm-1:46 pm

2 stops19h 16m

Montreal Pierre Elliott Trudeau Intl

Thu 11/20

4:00 pm-10:16 am

1 stop21h 16m

$689

San JoseSault Ste Marie

SJC - YAM

SJCYAM

San Jose

Tue 2/24

8:25 am-3:57 pm

2 stops28h 32m

Sault Ste Marie

Thu 2/26

5:45 am-1:36 pm

2 stops10h 51m

$850

San JoseLondon

SJC - YXU

SJCYXU

San Jose

Wed 3/4

8:25 am-9:21 pm

2 stops9h 56m

London

Wed 3/18

9:25 am-9:11 pm

3 stops14h 46m

$909

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 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 March is, on average, the cheapest month to fly to Region of Ontario from San Jose, with most prices found around $319. If you aren’t able to travel during the month of March, then book flights to Region of Ontario from San Jose during May instead. Flights to Region of Ontario in May, while not as cheap as those in March, still average around $383.

What is the cheapest day to depart on your flight to Region of Ontario?

According to our data, Monday is the cheapest day to fly to Region of Ontario from San Jose. The lowest ticket price found for a Monday departure recently was $465. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from San Jose to Region of Ontario on a Sunday will generally be more expensive and average around $687. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Region of Ontario?

According to our data, the cheapest time of day to fly to Region of Ontario is in the evening. momondo users have found flights departing from San Jose to Region of Ontario in the evening for as low as $447. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $562.

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from San Jose when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $450 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from San Jose for as low as $270 on momondo.

Cheap San Jose to Region of Ontario flight deals and tips

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

Direct flights	None

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

Search flight deals

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 2025, there are 4 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 to Region of Ontario

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

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $207	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Delta	PriceFrom $207	Free Cancellation	Rating 7.9 7,962 reviews	Search Delta flights
United Airlines	PriceFrom $323	Free Cancellation	Rating 7.4 8,933 reviews	Search United Airlines flights
American Airlines	PriceFrom $435	Free Cancellation	Rating 7.2 10,000 reviews	Search American 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.