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Cheap flights from San José to Ontario from C$ 222

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — YYZ
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from San José to Ontario

Keep the following information in mind while searching for San José to Ontario flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 421

One-way from

C$ 222

Popular in

December

Cheapest in

August

Average price

C$ 656

Good round-trip deal

C$ 520 or less

Good one-way deal

C$ 398 or less
24/10-27/10
  • 24/10-27/10
  • 2 total stops
  • 49h 45m total
  • San José to Ontario
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United Airlines
  • United Airlines
  • 28/10
  • 2 total stops
  • 20h 51m total
  • San José to Ontario
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Highest demand for flights based on searches. 7% potential increase in price (C$ 75 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 17 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from San José Juan Santamaria Intl to Ontario.
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Price to beat on a one-way flight from San José Juan Santamaria Intl to Ontario.
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Find flight deals from San José to Ontario

Cheapest flights from San José to Ontario
Explore the most affordable flight options available from San José to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Fri 24/1012:35 p.m.SJO - YYZ
1 stop23h 30mMultiple Airlines
Mon 27/1011:15 a.m.YYZ - SJO
1 stop26h 15mMultiple Airlines
Deal found 15/9C$ 421
Fri 24/1012:35 p.m.SJO - YYZ
1 stop23h 30mMultiple Airlines
Fri 31/107:00 a.m.YYZ - SJO
1 stop30h 30mMultiple Airlines
Deal found 14/9C$ 435
Wed 22/1012:35 p.m.SJO - YYZ
1 stop23h 30mMultiple Airlines
Mon 3/1111:15 a.m.YYZ - SJO
1 stop26h 15mMultiple Airlines
Deal found 14/9C$ 438
Mon 6/1012:35 p.m.SJO - YYZ
1 stop23h 30mMultiple Airlines
Mon 13/103:00 p.m.YYZ - SJO
1 stop22h 30mMultiple Airlines
Deal found 14/9C$ 439
Mon 6/1012:35 p.m.SJO - YYZ
1 stop23h 30mMultiple Airlines
Sat 18/101:35 p.m.YYZ - SJO
1 stop23h 55mMultiple Airlines
Deal found 14/9C$ 442
Tue 21/1012:35 p.m.SJO - YYZ
1 stop23h 30mMultiple Airlines
Thu 30/107:00 a.m.YYZ - SJO
1 stop30h 30mMultiple Airlines
Deal found 15/9C$ 443
Wed 17/121:15 a.m.SJO - YYZ
1 stop9h 32mMultiple Airlines
Thu 15/16:35 a.m.YYZ - SJO
1 stop8h 05mMultiple Airlines
Deal found 14/9C$ 446
Tue 14/1012:35 p.m.SJO - YYZ
1 stop23h 30mMultiple Airlines
Thu 23/106:30 a.m.YYZ - SJO
1 stop31h 00mMultiple Airlines
Deal found 14/9C$ 450
Fri 17/1012:35 p.m.SJO - YYZ
1 stop9h 17mMultiple Airlines
Mon 20/106:30 a.m.YYZ - SJO
1 stop31h 00mMultiple Airlines
Deal found 14/9C$ 453
Tue 14/1012:35 p.m.SJO - YYZ
1 stop23h 30mMultiple Airlines
Tue 21/101:30 p.m.YYZ - SJO
1 stop24h 00mMultiple Airlines
Deal found 14/9C$ 456
Tue 21/1012:35 p.m.SJO - YYZ
1 stop23h 30mMultiple Airlines
Fri 31/107:00 a.m.YYZ - SJO
1 stop30h 30mMultiple Airlines
Deal found 14/9C$ 457
Sun 26/1012:35 p.m.SJO - YYZ
1 stop28h 27mMultiple Airlines
Sun 2/1111:15 a.m.YYZ - SJO
1 stop26h 15mMultiple Airlines
Deal found 14/9C$ 459

Cheapflights Fare Finder

 
Customize your flight search to find flights from San José to 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, Cheapflights users made 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from San José to Ontario that are best for you.

Fly from

San José

Fly to

Ontario

Route

Depart

Return

Price

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Fri 31/10

11:35 a.m.-2:20 p.m.

1 stop24h 45m

Toronto Pearson Intl

Wed 5/11

6:10 a.m.-11:25 a.m.

1 stop30h 15m

C$ 467

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Wed 29/10

11:35 a.m.-2:20 p.m.

1 stop24h 45m

Toronto Pearson Intl

Wed 5/11

7:40 p.m.-8:39 p.m.

2 stops25h 59m

C$ 467

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Fri 7/11

2:20 p.m.-9:58 a.m.

2 stops18h 38m

Toronto Pearson Intl

Sat 15/11

5:30 p.m.-11:25 a.m.

2 stops18h 55m

C$ 467

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Sat 1/11

1:30 p.m.-11:46 p.m.

1 stop8h 16m

Toronto Pearson Intl

Mon 10/11

6:10 a.m.-11:25 a.m.

1 stop30h 15m

C$ 467

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Sun 26/10

10:28 p.m.-9:36 a.m.

1 stop9h 08m

Toronto Pearson Intl

Fri 7/11

2:45 p.m.-11:25 a.m.

2 stops21h 40m

C$ 467

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Tue 28/10

11:35 a.m.-9:58 a.m.

2 stops20h 23m

Toronto Pearson Intl

Tue 4/11

7:40 p.m.-11:25 a.m.

2 stops16h 45m

C$ 467

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Mon 27/10

7:45 a.m.-2:20 p.m.

1 stop28h 35m

Toronto Pearson Intl

Mon 3/11

6:10 a.m.-11:25 a.m.

1 stop30h 15m

C$ 467

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Fri 31/10

1:20 p.m.-4:02 p.m.

2 stops24h 42m

Toronto Pearson Intl

Fri 7/11

7:40 p.m.-11:25 a.m.

2 stops16h 45m

C$ 467

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Mon 3/11

2:20 p.m.-4:02 p.m.

2 stops24h 42m

Toronto Pearson Intl

Sun 9/11

6:10 a.m.-11:25 a.m.

1 stop30h 15m

C$ 467

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Wed 5/11

2:20 p.m.-1:28 p.m.

2 stops22h 08m

Montreal Pierre Elliott Trudeau Intl

Fri 14/11

9:15 a.m.-11:25 a.m.

2 stops27h 10m

C$ 478

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 57 results
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Best time to book a flight from San José to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from San José with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San José to Ontario

What is the cheapest month to book a flight from San José, San José Province to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from San José, San José Province to Region of Ontario (average of C$ 169). Flying from San José, San José Province to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SJO to ON?

Find hourly flight availability from San José to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

When flying from San José, San José Province to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from San José, San José Province to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 15 September 2025.
Get a feel of what it's like to fly with Air Transat,Air Canada, andAvianca from San José to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
438 reviews
Check prices

Crew

8.4

Boarding

7.9

Entertainment

7.0

Food

6.7

Comfort

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Transat
7.7
Good
438 reviews
Air Transat
7.7
Good
438 reviews
Check prices

Crew

8.4

Boarding

7.9

Entertainment

7.0

Food

6.7

Comfort

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Canada
7.1
Good
10,000 reviews
Air Transat
7.7
Good
438 reviews
Check prices

Crew

8.4

Boarding

7.9

Entertainment

7.0

Food

6.7

Comfort

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Avianca
6.7
Okay
2,435 reviews
Air Transat
7.7
Good
438 reviews
Check prices

Crew

8.4

Boarding

7.9

Entertainment

7.0

Food

6.7

Comfort

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Related info for your journey

Find useful and relevant information for your journey from San José to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San José to Ontario?

    Located just 14.1 km from the city centre, San José Juan Santamaria Intl (SJO) is the airport most travellers will use when flying to Ontario from San José.

  • How long is the flight from San José, San José Province to Region of Ontario?

    There are many flights that can get you from San José, San José Province to Region of Ontario in 5h 40m. Fly via United Airlines, Air Canada, or Air Transat to get the fastest option. San José, San José Province and Region of Ontario are separated by a distance of 4065 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from San José, San José Province to Region of Ontario one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as C$ 222. However, be on the lookout for offers from Air Transat and Avianca, as they are both options that can get you from San José, San José Province to Region of Ontario for a low price.

  • What are the most popular routes from San José, San José Province to Region of Ontario?

    Most travellers choose San José Juan Santamaria Intl - Toronto Pearson Intl, San José Juan Santamaria Intl - Montreal Pierre Elliott Trudeau Intl or San José Juan Santamaria Intl - Toronto Island when deciding on the best route from San José, San José Province to Region of Ontario.

  • What are the cheapest flights from San José, San José Province to Region of Ontario?

    On average you can expect to pay C$ 551 for a flight from San José, San José Province to Region of Ontario. The cheapest flight overall is C$ 291 while the most popular route, (San José Juan Santamaria Intl - Toronto Pearson Intl) is currently priced at C$ 409.

  • Can I find deals for flights from San José to Ontario that include hotel bookings?

    Yes. In addition to deals on San José to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San José to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San José to Ontario.

  • Can I find deals for business class flights from San José to Ontario?

    Yes. Cheapflights offers flight deals from San José to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San José, San José Province to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from San José, San José Province to Region of Ontario (average of C$ 169). Flying from San José, San José Province to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from San José to Ontario

Discover the top 3 airlines that operate flights from San José to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 388AverageC$ 846FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
AviancaCheapestC$ 486AverageC$ 637FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Air TransatCheapestC$ 542AverageC$ 862FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San José to Ontario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from San José today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from San José to Ontario?

Cheapflights simply makes it quick and affordable to book flights from San José to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from San José to Ontario with no change fees?

Certainly. Search results for flights to Ontario from San José shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from San José to Ontario become cheaper?

Yes, Cheapflights offers price alerts on San José to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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