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Cheap flights from San José to Ontario from C$ 202

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — YYZ
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from San José to Ontario

Enter your travel dates to find the best prices.

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 30 October 2025.

Thu 6/118:45 a.m.SJO - YOW
2 stops12h 11mUnited Airlines
Thu 13/117:30 p.m.YOW - SJO
2 stops26h 09mUnited Airlines
Deal found 30/10C$ 345
Sat 8/112:20 p.m.SJO - YYZ
2 stops18h 38mUnited Airlines
Sat 15/1110:45 a.m.YYZ - SJO
1 stop10h 08mUnited Airlines
Deal found 30/10C$ 348
Sat 1/1111:35 a.m.SJO - YYZ
1 stop9h 02mUnited Airlines
Mon 10/117:40 p.m.YYZ - SJO
2 stops16h 45mUnited Airlines
Deal found 30/10C$ 349
Wed 29/1010:28 p.m.SJO - YUL
2 stops13h 32mUnited Airlines
Wed 12/117:00 a.m.YUL - SJO
2 stops14h 39mUnited Airlines
Deal found 29/10C$ 352
Mon 3/118:45 a.m.SJO - YYZ
1 stop12h 52mUnited Airlines
Sat 8/116:10 a.m.YYZ - SJO
1 stop15h 29mUnited Airlines
Deal found 29/10C$ 355
Fri 31/107:45 a.m.SJO - YYZ
1 stop12h 52mUnited Airlines
Fri 7/117:40 p.m.YYZ - SJO
2 stops16h 45mUnited Airlines
Deal found 29/10C$ 360
Fri 31/107:45 a.m.SJO - YUL
2 stops11h 57mUnited Airlines
Tue 11/119:15 a.m.YUL - SJO
2 stops27h 10mUnited Airlines
Deal found 29/10C$ 371
Tue 23/127:50 p.m.SJO - YYZ
1 stop17h 20mAvianca
Tue 6/16:35 a.m.YYZ - SJO
1 stop18h 05mAvianca
Deal found 30/10C$ 381
Wed 12/1111:28 p.m.SJO - YYZ
1 stop9h 08mUnited Airlines
Wed 26/113:45 p.m.YYZ - SJO
1 stop22h 30mUnited Airlines
Deal found 29/10C$ 387
Sat 22/112:05 p.m.SJO - YYZ
1 stop30h 16mUnited Airlines
Thu 27/116:10 a.m.YYZ - SJO
1 stop15h 29mUnited Airlines
Deal found 30/10C$ 394
Sun 21/1212:40 p.m.SJO - YYZ
2 stops15h 35mAvianca
Tue 6/16:35 a.m.YYZ - SJO
1 stop18h 05mAvianca
Deal found 30/10C$ 408
Fri 14/119:45 a.m.SJO - YYZ
1 stop11h 50mAvianca
Sat 17/16:35 a.m.YYZ - SJO
1 stop8h 05mAvianca
Deal found 30/10C$ 422

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 30 October 2025.

Round-trip from

C$ 348

One-way from

C$ 202

Popular in

December

Cheapest in

August

Average price

C$ 645

Good round-trip deal

C$ 270 or less

Good one-way deal

C$ 346 or less
United Airlines
  • United Airlines
  • 23/11-27/11
  • 3 total stops
  • 31h 03m total
  • San José to Ontario
Search Deals
Air Canada
  • Air Canada
  • 7/11
  • Nonstop
  • 5h 15m total
  • San José to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from San José Juan Santamaria Intl to Ontario.
Search Deals
Price to beat on a one-way flight from San José Juan Santamaria Intl to Ontario.
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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 30 October 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

Mon 10/11

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

2 stops24h 42m

Toronto Pearson Intl

Tue 25/11

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

1 stop30h 15m

C$ 348

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Wed 5/11

12:35 p.m.-10:37 p.m.

1 stop9h 02m

Toronto Pearson Intl

Mon 10/11

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

2 stops16h 45m

C$ 348

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Sun 23/11

11:28 p.m.-7:45 p.m.

2 stops19h 17m

Toronto Pearson Intl

Fri 28/11

3:30 p.m.-12:56 p.m.

1 stop22h 26m

C$ 348

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Fri 7/11

11:28 p.m.-4:02 p.m.

2 stops15h 34m

Toronto Pearson Intl

Sat 15/11

7:40 p.m.-1:15 p.m.

2 stops18h 35m

C$ 348

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Mon 17/11

8:45 a.m.-10:37 p.m.

1 stop12h 52m

Toronto Pearson Intl

Wed 26/11

3:45 p.m.-1:15 p.m.

1 stop22h 30m

C$ 348

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Mon 10/11

8:45 a.m.-2:20 p.m.

1 stop28h 35m

Toronto Pearson Intl

Mon 17/11

12:45 p.m.-7:53 p.m.

1 stop8h 08m

C$ 348

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Sat 8/11

12:35 p.m.-9:58 a.m.

2 stops20h 23m

Toronto Pearson Intl

Wed 12/11

7:30 a.m.-8:39 p.m.

2 stops14h 09m

C$ 348

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Sat 8/11

2:05 p.m.-4:02 p.m.

1 stop24h 57m

Toronto Pearson Intl

Fri 14/11

10:45 a.m.-7:53 p.m.

1 stop10h 08m

C$ 348

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Mon 3/11

12:35 p.m.-10:37 p.m.

1 stop9h 02m

Toronto Pearson Intl

Sun 9/11

6:10 a.m.-8:39 p.m.

1 stop15h 29m

C$ 348

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Tue 25/11

12:35 p.m.-10:37 p.m.

1 stop9h 02m

Toronto Pearson Intl

Fri 28/11

2:45 p.m.-1:15 p.m.

2 stops23h 30m

C$ 348

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 60 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 to Region of Ontario?

Currently, December is the cheapest month in which you can book a flight from San José to Region of Ontario (average of C$ 268). Flying from San José to Region of Ontario in July is currently the most expensive (average of C$ 480). 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 30 October 2025.

When flying from San José to Region of Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 62% versus a flight at noon.

How much does it cost to fly round-trip from San José 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 30 October 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
7.8
Good
469 reviews
Check prices

Food

6.8

Crew

8.5

Comfort

7.4

Overall

7.8

Boarding

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Transat
7.8
Good
469 reviews
Air Transat
7.8
Good
469 reviews
Check prices

Food

6.8

Crew

8.5

Comfort

7.4

Overall

7.8

Boarding

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Canada
7.1
Good
10,381 reviews
Air Transat
7.8
Good
469 reviews
Check prices

Food

6.8

Crew

8.5

Comfort

7.4

Overall

7.8

Boarding

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Avianca
6.6
Okay
2,467 reviews
Air Transat
7.8
Good
469 reviews
Check prices

Food

6.8

Crew

8.5

Comfort

7.4

Overall

7.8

Boarding

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

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 to Region of Ontario?

    For as low as C$ 471, United Airlines can have you in Region of Ontario from San José in 5h 40m. The distance from San José to Region of Ontario is about 4065 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    One-way options have recently been found by users for as low as C$ 202 on Air Canada. Other airlines that offer cheap prices include Avianca from C$ 208 and Air Transat from C$ 236 one-way.

  • What are the most popular routes from San José 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 to Region of Ontario.

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

    On average you can expect to pay C$ 505 for a flight from San José to Region of Ontario. The cheapest flight overall is C$ 194 while the most popular route, (San José Juan Santamaria Intl - Toronto Pearson Intl) is currently priced at C$ 348.

  • 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 to Region of Ontario?

    Currently, December is the cheapest month in which you can book a flight from San José to Region of Ontario (average of C$ 268). Flying from San José to Region of Ontario in July is currently the most expensive (average of C$ 480). 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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 433AverageC$ 860FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
AviancaCheapestC$ 484AverageC$ 647FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Air TransatCheapestC$ 548AverageC$ 872FlexibilityNo 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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