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Cheap flights from San Jose, California to Ontario from C$ 142

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to Ontario departing on 11/1. 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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Find the cheapest flights from San Jose, California to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:06 p.m. - 7:42 p.m.
SJC
-
YYZ
24h 36m2 stops
Multiple Airlines Logo
7:55 p.m. - 8:40 a.m.
YYZ
-
SJC
15h 45m1 stop
C$ 372Multiple Airlines
Thu, 22 Jan - Thu, 29 Jan
Multiple Airlines Logo
1:04 p.m. - 6:47 a.m.
SJC
-
YYZ
14h 43m1 stop
Multiple Airlines Logo
8:00 p.m. - 9:42 a.m.
YYZ
-
SJC
16h 42m1 stop
C$ 375Multiple Airlines
Sun, 25 Jan - Sun, 1 Feb
Alaska Airlines Logo
3:36 p.m. - 3:35 p.m.
SJC
-
YYZ
20h 59m1 stop
Alaska Airlines Logo
4:45 p.m. - 9:48 a.m.
YYZ
-
SJC
20h 03m1 stop
C$ 463Alaska Airlines
Wed, 14 Jan - Sat, 17 Jan
Alaska Airlines Logo
6:02 p.m. - 3:35 p.m.
SJC
-
YYZ
18h 33m1 stop
Alaska Airlines Logo
4:45 p.m. - 5:08 p.m.
YYZ
-
SJC
27h 23m1 stop
C$ 472Alaska Airlines
Tue, 20 Jan - Tue, 27 Jan
United Airlines Logo
4:00 p.m. - 2:27 p.m.
SJC
-
YOW
19h 27m2 stops
United Airlines Logo
5:00 a.m. - 1:39 p.m.
YOW
-
SJC
11h 39m2 stops
C$ 634United Airlines
Thu, 8 Jan - Thu, 15 Jan
Delta Logo
7:45 a.m. - 11:50 p.m.
SJC
-
YUL
13h 05m2 stops
Delta Logo
6:00 a.m. - 5:40 p.m.
YUL
-
SJC
14h 40m2 stops
C$ 705Delta
Sun, 11 Jan - Sun, 18 Jan
Delta Logo
3:33 p.m. - 11:40 p.m.
SJC
-
YUL
29h 07m2 stops
Delta Logo
6:00 a.m. - 11:55 p.m.
YUL
-
SJC
20h 55m2 stops
C$ 865Delta
Wed, 18 Mar - Mon, 23 Mar
United Airlines Logo
10:55 p.m. - 9:18 p.m.
SJC
-
YOW
19h 23m2 stops
United Airlines Logo
12:00 p.m. - 10:59 p.m.
YOW
-
SJC
13h 59m2 stops
C$ 925United Airlines
Fri, 13 Mar - Mon, 16 Mar
WestJet Logo
9:15 a.m. - 5:17 p.m.
SJC
-
YHM
29h 02m2 stops
WestJet Logo
6:10 p.m. - 2:52 p.m.
YHM
-
SJC
47h 42m2 stops
C$ 935WestJet
Wed, 7 Jan - Sun, 11 Jan
WestJet Logo
9:16 a.m. - 7:05 a.m.
SJC
-
YUL
18h 49m2 stops
WestJet Logo
7:30 p.m. - 2:57 p.m.
YUL
-
SJC
46h 27m2 stops
C$ 992WestJet
Fri, 13 Mar - Sun, 15 Mar

Air Canada flights from San Jose, California to Region of Ontario

Our best Air Canada deals on San Jose, California to Region of Ontario flight tickets
Air Canada
16 Jan
SJC4:00 p.m.San Jose
16h 20m
2 stops
YYZ11:20 a.m.Toronto Pearson Intl
18 Jan
YYZ8:30 a.m.Toronto Pearson Intl
8h 09m
1 stop
SJC1:39 p.m.San Jose
C$ 655
Find similar
Air Canada
15 Jan
SJC4:00 p.m.San Jose
18h 05m
2 stops
YYZ1:05 p.m.Toronto Pearson Intl
29 Jan
YYZ8:00 a.m.Toronto Pearson Intl
15h 56m
2 stops
SJC8:56 p.m.San Jose
C$ 712
Find similar
Air Canada
24 Dec
SJC2:29 p.m.San Jose
17h 11m
2 stops
YYZ10:40 a.m.Toronto Pearson Intl
7 Jan
YYZ9:00 p.m.Toronto Pearson Intl
26h 56m
2 stops
SJC8:56 p.m.San Jose
C$ 945
Find similar

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
19 Mar
SJC6:10 a.m.San Jose
6h 49m
1 stop
YYZ3:59 p.m.Toronto Pearson Intl
21 Mar
YYZ6:10 a.m.Toronto Pearson Intl
8h 53m
1 stop
SJC12:03 p.m.San Jose
C$ 538
Find similar
Delta
21 Jan
SJC10:45 p.m.San Jose
9h 23m
1 stop
YYZ11:08 a.m.Toronto Pearson Intl
25 Jan
YYZ6:10 a.m.Toronto Pearson Intl
9h 46m
1 stop
SJC12:56 p.m.San Jose
C$ 539
Find similar
Delta
21 Jan
SJC7:45 a.m.San Jose
12h 28m
2 stops
YYZ11:13 p.m.Toronto Pearson Intl
25 Jan
YYZ6:10 a.m.Toronto Pearson Intl
9h 46m
1 stop
SJC12:56 p.m.San Jose
C$ 549
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California to Region of Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 11 December 2025.
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

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Thu 22/1

4:06 p.m.-7:42 p.m.

2 stops24h 36m

Toronto Pearson Intl

Thu 29/1

7:55 p.m.-8:40 a.m.

1 stop15h 45m

C$ 372

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Sun 25/1

1:04 p.m.-6:47 a.m.

1 stop14h 43m

Toronto Pearson Intl

Sun 1/2

8:00 p.m.-9:42 a.m.

1 stop16h 42m

C$ 375

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Wed 14/1

3:36 p.m.-3:35 p.m.

1 stop20h 59m

Toronto Pearson Intl

Sat 17/1

4:45 p.m.-9:48 a.m.

1 stop20h 03m

C$ 463

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Tue 20/1

6:02 p.m.-3:35 p.m.

1 stop18h 33m

Toronto Pearson Intl

Tue 27/1

4:45 p.m.-5:08 p.m.

1 stop27h 23m

C$ 472

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Thu 8/1

4:00 p.m.-2:27 p.m.

2 stops19h 27m

Ottawa

Thu 15/1

5:00 a.m.-1:39 p.m.

2 stops11h 39m

C$ 634

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Sun 11/1

7:45 a.m.-11:50 p.m.

2 stops13h 05m

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

6:00 a.m.-5:40 p.m.

2 stops14h 40m

C$ 705

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Wed 18/3

3:33 p.m.-11:40 p.m.

2 stops29h 07m

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

6:00 a.m.-11:55 p.m.

2 stops20h 55m

C$ 865

San JoseOttawa

SJC - YOW

SJCYOW

San Jose

Fri 13/3

10:55 p.m.-9:18 p.m.

2 stops19h 23m

Ottawa

Mon 16/3

12:00 p.m.-10:59 p.m.

2 stops13h 59m

C$ 925

San JoseHamilton

SJC - YHM

SJCYHM

San Jose

Wed 7/1

9:15 a.m.-5:17 p.m.

2 stops29h 02m

Hamilton

Sun 11/1

6:10 p.m.-2:52 p.m.

2 stops47h 42m

C$ 935

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Fri 13/3

9:16 a.m.-7:05 a.m.

2 stops18h 49m

Montreal Pierre Elliott Trudeau Intl

Sun 15/3

7:30 p.m.-2:57 p.m.

2 stops46h 27m

C$ 992

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

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

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

In general, March 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$ 483. If you are unable to visit Region of Ontario during the month of March, 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$ 495.

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

The cheapest day to depart from San Jose, California to Region of Ontario is on a Monday. Travellers who choose to depart for Region of Ontario on a Monday will often find tickets for as low as C$ 610. The most expensive day to fly to Region of Ontario is Tuesday, with ticket prices averaging around C$ 786.

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

Our most recent data shows that the best time of day to fly to Region of Ontario is in the afternoon. Flights from San Jose, California to Region of Ontario during this time can be as low as C$ 610. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 618 on average. Flights to Region of Ontario from San Jose, California in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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, California when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 658 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, California for as low as C$ 372 on momondo.

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

You could potentially save up to 5% 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

6h 29m

Direct flights

None
The fastest flight from San Jose, California to Region of Ontario takes 6h 29m
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

  • 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 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.

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.

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