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Cheap flights from San José to Ontario from C$ 194

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 21/12. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — YYZ
16 Jan — 23 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 17 December 2025.

Mon 29/124:30 p.m.SJO - YYZ
1 stop11h 45mAvianca
Tue 3/24:00 p.m.YYZ - SJO
1 stop8h 40mAvianca
Deal found 16/12C$ 410
Wed 17/122:20 p.m.SJO - YYZ
2 stops24h 42mUnited Airlines
Wed 31/127:40 p.m.YYZ - SJO
2 stops23h 36mUnited Airlines
Deal found 16/12C$ 411
Wed 24/122:05 p.m.SJO - YUL
1 stop22h 55mUnited Airlines
Wed 31/126:00 a.m.YUL - SJO
2 stops17h 32mUnited Airlines
Deal found 16/12C$ 416
Mon 29/124:30 p.m.SJO - YYZ
1 stop11h 45mAvianca
Thu 29/16:35 a.m.YYZ - SJO
1 stop8h 05mAvianca
Deal found 15/12C$ 460
Mon 29/124:30 p.m.SJO - YYZ
1 stop11h 45mMultiple Airlines
Sun 11/13:40 p.m.YYZ - SJO
1 stop21h 42mMultiple Airlines
Deal found 16/12C$ 471
Mon 29/124:30 p.m.SJO - YYZ
1 stop11h 45mAvianca
Tue 7/411:50 p.m.YYZ - SJO
1 stop16h 15mAvianca
Deal found 15/12C$ 475
Wed 24/122:20 p.m.SJO - YYZ
1 stop23h 00mUnited Airlines
Wed 31/126:10 a.m.YYZ - SJO
1 stop15h 29mUnited Airlines
Deal found 17/12C$ 480
Mon 29/124:30 p.m.SJO - YYZ
1 stop11h 45mMultiple Airlines
Sat 10/18:30 p.m.YYZ - SJO
1 stop16h 52mMultiple Airlines
Deal found 16/12C$ 486
Fri 19/121:15 a.m.SJO - YUL
Nonstop5h 40mMultiple Airlines
Thu 8/18:00 a.m.YUL - SJO
1 stop29h 22mMultiple Airlines
Deal found 17/12C$ 501
Mon 15/128:50 a.m.SJO - YUL
Nonstop5h 40mAir Canada
Tue 20/19:30 p.m.YUL - SJO
2 stops27h 35mAir Canada
Deal found 14/12C$ 508
Fri 26/121:15 a.m.SJO - YUL
Nonstop5h 40mMultiple Airlines
Sat 10/16:45 a.m.YUL - SJO
2 stops30h 37mMultiple Airlines
Deal found 16/12C$ 513
Tue 16/128:35 a.m.SJO - YUL
2 stops11h 15mAir Canada
Tue 20/19:30 p.m.YUL - SJO
2 stops27h 35mAir Canada
Deal found 15/12C$ 516

Find 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 17 December 2025.

Round-trip from

C$ 406

One-way from

C$ 194

Popular in

December

Cheapest in

August

Average price

C$ 692

Good round-trip deal

C$ 377 or less

Good one-way deal

C$ 198 or less
Avianca
  • Avianca
  • 11/3-18/3
  • 2 total stops
  • 29h 10m total
  • San José to Ontario
Search Deals
Air Transat
  • Air Transat
  • 21/12
  • Nonstop
  • 5h 40m total
  • San José to Ontario
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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.
Search Deals

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 17 December 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 JoséOttawa

SJO - YOW

SJOYOW

San José Juan Santamaria Intl

Tue 10/2

6:30 a.m.-9:18 p.m.

2 stops13h 48m

Ottawa

Tue 31/3

5:25 p.m.-10:11 a.m.

2 stops18h 46m

C$ 478

San JoséOttawa

SJO - YOW

SJOYOW

San José Juan Santamaria Intl

Thu 29/1

6:30 a.m.-9:18 p.m.

2 stops37h 48m

Ottawa

Thu 5/2

5:11 p.m.-6:16 p.m.

2 stops26h 05m

C$ 478

San JoséOttawa

SJO - YOW

SJOYOW

San José Juan Santamaria Intl

Fri 30/1

8:45 a.m.-9:18 p.m.

2 stops35h 33m

Ottawa

Wed 4/2

5:11 p.m.-12:56 p.m.

1 stop20h 45m

C$ 478

San JoséOttawa

SJO - YOW

SJOYOW

San José Juan Santamaria Intl

Wed 21/1

6:30 a.m.-5:12 p.m.

2 stops33h 42m

Ottawa

Wed 4/2

3:10 p.m.-12:56 p.m.

2 stops22h 46m

C$ 478

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Sat 23/5

12:30 a.m.-8:44 p.m.

2 stops18h 14m

Toronto Pearson Intl

Fri 29/5

3:50 p.m.-10:11 a.m.

1 stop20h 21m

C$ 480

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Wed 11/2

8:45 a.m.-11:46 p.m.

2 stops14h 01m

Toronto Pearson Intl

Sun 1/3

6:45 a.m.-12:56 p.m.

1 stop31h 11m

C$ 480

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Thu 15/1

8:45 a.m.-9:58 a.m.

2 stops24h 13m

Toronto Pearson Intl

Sat 24/1

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

2 stops14h 09m

C$ 480

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Thu 29/1

2:05 p.m.-1:43 p.m.

2 stops22h 38m

Toronto Pearson Intl

Sun 1/2

9:00 p.m.-12:56 p.m.

1 stop16h 56m

C$ 480

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Thu 9/4

11:13 a.m.-3:46 p.m.

2 stops26h 33m

Toronto Pearson Intl

Tue 21/4

7:43 p.m.-12:21 p.m.

2 stops18h 38m

C$ 480

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Fri 30/1

6:30 a.m.-9:24 p.m.

2 stops13h 54m

Toronto Pearson Intl

Thu 5/2

5:30 p.m.-6:16 p.m.

2 stops25h 46m

C$ 480

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/12

Showing 1-10 of 55 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, November is the cheapest month in which you can book a flight from San José to Region of Ontario (average of C$ 198). Flying from San José to Region of Ontario in July is currently the most expensive (average of C$ 473). 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 17 December 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.

Weekly flight availability from San José to Region of Ontario

Explore weekly flight availability from San José to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 December 2025.

The most flights from SJO to CAON are scheduled on a Wednesday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 17 December 2025.
Get a feel of what it's like to fly with Air Transat,American Airlines, andAir Canada 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
483 reviews
Check prices

Entertainment

7.1

Food

6.8

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

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
483 reviews
Air Transat
7.8
Good
483 reviews
Check prices

Entertainment

7.1

Food

6.8

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

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.
American Airlines
7.2
Good
11,054 reviews
Air Transat
7.8
Good
483 reviews
Check prices

Entertainment

7.1

Food

6.8

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

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
10,534 reviews
Air Transat
7.8
Good
483 reviews
Check prices

Entertainment

7.1

Food

6.8

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

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
2,490 reviews
Air Transat
7.8
Good
483 reviews
Check prices

Entertainment

7.1

Food

6.8

Boarding

7.9

Comfort

7.3

Crew

8.4

Overall

7.8

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$ 753, United Airlines can have you in Region of Ontario from San José in 9h 25m. The distance from San José to Region of Ontario is about 3766 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$ 162 on United Airlines. Other airlines that offer cheap prices include Air Transat from C$ 187 and Air Canada from C$ 196 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$ 544 for a flight from San José to Region of Ontario. The cheapest flight overall is C$ 180 while the most popular route, (San José Juan Santamaria Intl - Toronto Pearson Intl) is currently priced at C$ 411.

  • 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, November is the cheapest month in which you can book a flight from San José to Region of Ontario (average of C$ 198). Flying from San José to Region of Ontario in July is currently the most expensive (average of C$ 473). 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 4 airlines flying from San José to Ontario

Discover the top 4 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 17 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 430AverageC$ 818FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
AviancaCheapestC$ 475AverageC$ 628FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Air TransatCheapestC$ 540AverageC$ 859FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
American AirlinesCheapestC$ 770AverageC$ 871FlexibilityNo cancel feeOn-time71%
Search American Airlines 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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