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

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

Which airlines fly to Region of Ontario?

Porter Airlines, Air Canada and United Airlines are the top three most popular airlines that fly to Region of Ontario from San Jose, California according to our data. Porter Airlines is the first choice among our users, with 54% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 6 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 are refreshed on a daily basis.

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

As of May 2026, there is 1 operator 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 necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 270 Cheap Flights from San Jose, California to Ontario in 2026

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? 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, California to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:35 a.m. - 9:59 p.m.

SJC

YYZ

12h 24m

1 stop

1:40 p.m. - 10:57 p.m.

YYZ

SJC

12h 17m

1 stop

C$ 619Delta

Thu, 11 Jun - Mon, 15 Jun

8:45 a.m. - 9:32 p.m.

SJC

YYZ

9h 47m

1 stop

6:10 a.m. - 12:03 p.m.

YYZ

SJC

8h 53m

1 stop

C$ 626United Airlines

Wed, 29 Jul - Sat, 8 Aug

6:35 a.m. - 9:59 p.m.

SJC

YYZ

12h 24m

1 stop

6:10 a.m. - 3:46 p.m.

YYZ

SJC

12h 36m

2 stops

C$ 633Delta

Thu, 11 Jun - Tue, 21 Jul

6:37 p.m. - 9:11 a.m.

SJC

YOW

11h 34m

2 stops

5:25 p.m. - 10:35 p.m.

YOW

SJC

8h 10m

1 stop

C$ 858Lufthansa

Sat, 30 May - Fri, 5 Jun

8:45 a.m. - 12:46 a.m.

SJC

YOW

13h 01m

2 stops

5:05 a.m. - 5:34 p.m.

YOW

SJC

15h 29m

2 stops

C$ 878Air Canada

Sat, 30 May - Fri, 5 Jun

4:00 p.m. - 10:06 a.m.

SJC

YTZ

15h 06m

2 stops

12:15 p.m. - 9:09 p.m.

YTZ

SJC

11h 54m

2 stops

C$ 930Air Canada

Sat, 27 Jun - Fri, 3 Jul

8:25 p.m. - 10:06 a.m.

SJC

YTZ

10h 41m

2 stops

4:55 p.m. - 11:56 a.m.

YTZ

SJC

22h 01m

3 stops

C$ 1,007Multiple Airlines

Fri, 26 Jun - Fri, 3 Jul

2:34 p.m. - 2:44 p.m.

SJC

YUL

21h 10m

1 stop

10:30 a.m. - 11:12 p.m.

YUL

SJC

15h 42m

2 stops

C$ 1,032American Airlines

Sat, 30 May - Wed, 10 Jun

2:34 p.m. - 11:44 a.m.

SJC

YUL

18h 10m

2 stops

10:30 a.m. - 11:12 p.m.

YUL

SJC

15h 42m

2 stops

C$ 1,038American Airlines

Sat, 30 May - Wed, 10 Jun

2:51 p.m. - 12:38 a.m.

SJC

YHM

30h 47m

3 stops

7:55 p.m. - 2:11 p.m.

YHM

SJC

21h 16m

2 stops

C$ 1,100Multiple Airlines

Sun, 24 May - Fri, 29 May

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

29 Jul

SJC8:45 a.m.San Jose

9h 47m

1 stop

YYZ9:32 p.m.Toronto Pearson Intl

8 Aug

YYZ6:10 a.m.Toronto Pearson Intl

8h 53m

1 stop

SJC12:03 p.m.San Jose

C$ 626

United Airlines

4 Aug

SJC8:45 a.m.San Jose

9h 47m

1 stop

YYZ9:32 p.m.Toronto Pearson Intl

8 Aug

YYZ6:10 a.m.Toronto Pearson Intl

8h 53m

1 stop

SJC12:03 p.m.San Jose

C$ 634

United Airlines

24 Aug

SJC6:37 p.m.San Jose

24h 59m

2 stops

YYZ10:36 p.m.Toronto Pearson Intl

27 Aug

YYZ5:27 p.m.Toronto Pearson Intl

8h 23m

1 stop

SJC10:50 p.m.San Jose

C$ 647

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

11 Jun

SJC6:35 a.m.San Jose

12h 24m

1 stop

YYZ9:59 p.m.Toronto Pearson Intl

15 Jun

YYZ1:40 p.m.Toronto Pearson Intl

12h 17m

1 stop

SJC10:57 p.m.San Jose

C$ 619

Delta

11 Jun

SJC6:35 a.m.San Jose

12h 24m

1 stop

YYZ9:59 p.m.Toronto Pearson Intl

22 Jul

YYZ9:45 a.m.Toronto Pearson Intl

13h 50m

2 stops

SJC8:35 p.m.San Jose

C$ 633

Delta

29 Jun

SJC10:00 p.m.San Jose

11h 25m

1 stop

YYZ12:25 p.m.Toronto Pearson Intl

11 Jul

YYZ11:40 a.m.Toronto Pearson Intl

13h 01m

1 stop

SJC9:41 p.m.San Jose

C$ 636

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 - YYZ

SJCYYZ

San Jose

Thu 11/6

6:35 a.m.-9:59 p.m.

1 stop12h 24m

Toronto Pearson Intl

Mon 15/6

1:40 p.m.-10:57 p.m.

1 stop12h 17m

C$ 619

Quickest round-trip

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Wed 29/7

8:45 a.m.-9:32 p.m.

1 stop9h 47m

Toronto Pearson Intl

Sat 8/8

6:10 a.m.-12:03 p.m.

1 stop8h 53m

C$ 626

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Thu 11/6

6:35 a.m.-9:59 p.m.

1 stop12h 24m

Toronto Pearson Intl

Tue 21/7

6:10 a.m.-3:46 p.m.

2 stops12h 36m

C$ 633

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Sat 30/5

6:37 p.m.-9:11 a.m.

2 stops11h 34m

Ottawa

Fri 5/6

5:25 p.m.-10:35 p.m.

1 stop8h 10m

C$ 858

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Sat 30/5

8:45 a.m.-12:46 a.m.

2 stops13h 01m

Ottawa

Fri 5/6

5:05 a.m.-5:34 p.m.

2 stops15h 29m

C$ 878

San JoseToronto

SJC - YTZ

SJCYTZ

San Jose

Sat 27/6

4:00 p.m.-10:06 a.m.

2 stops15h 06m

Toronto Island

Fri 3/7

12:15 p.m.-9:09 p.m.

2 stops11h 54m

C$ 930

San JoseToronto

SJC - YTZ

SJCYTZ

San Jose

Fri 26/6

8:25 p.m.-10:06 a.m.

2 stops10h 41m

Toronto Island

Fri 3/7

4:55 p.m.-11:56 a.m.

3 stops22h 01m

C$ 1,007

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Sat 30/5

2:34 p.m.-2:44 p.m.

1 stop21h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

10:30 a.m.-11:12 p.m.

2 stops15h 42m

C$ 1,032

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Sat 30/5

2:34 p.m.-11:44 a.m.

2 stops18h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

10:30 a.m.-11:12 p.m.

2 stops15h 42m

C$ 1,038

San JoseHamilton

SJC - YHM

SJCYHM

San Jose

Sun 24/5

2:51 p.m.-12:38 a.m.

3 stops30h 47m

Hamilton

Fri 29/5

7:55 p.m.-2:11 p.m.

2 stops21h 16m

C$ 1,100

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?

In general, June is the cheapest month to fly from San Jose, California to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 195. If you are unable to visit Region of Ontario during the month of June, then departing from San Jose, California during the month November is also very affordable. Most momondo users find prices during this month for around C$ 208.

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

Fastest flight time	7h 01m
Direct flights	None

The fastest flight from San Jose, California to Region of Ontario takes 7h 01m

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 are refreshed on a daily basis.
How many operators does momondo search for flights from San Jose Airport to Ontario?
As of May 2026, there is 1 operator 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 necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 C$ 222	Free Cancellation	Rating 7.9 8,450 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?

All flight searches from San Jose to Ontario on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential San Jose to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for San Jose to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.