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Cheap flights from San José to Ontario from C$ 279

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — YYZ
2 Apr — 9 Apr1
1 adult

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 28 March 2025.

Round-trip from

C$ 499

One-way from

C$ 279

Popular in

July

Cheapest in

October

Average price

C$ 592

Good round-trip deal

C$ 702 or less

Good one-way deal

C$ 585 or less
Avianca
  • Avianca
  • 24/4-1/5
  • 2 total stops
  • 35h 15m total
  • San José to Ontario
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Avianca
  • Avianca
  • 9/4
  • 1 total stop
  • 17h 25m total
  • San José to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 209 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 37 potential savings vs. average RT price).
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Average for round-trip flights in March 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 28 March 2025.

Fri 4/412:26 p.m.SJO - YYZ
1 stop9h 29mMultiple Airlines
Tue 8/47:05 a.m.YYZ - SJO
1 stop18h 45mMultiple Airlines
Deal found 27/3C$ 477
Wed 9/44:45 p.m.SJO - YYZ
2 stops20h 25mAvianca
Tue 22/411:50 p.m.YYZ - SJO
1 stop16h 15mAvianca
Deal found 27/3C$ 555
Sun 27/412:55 a.m.SJO - YUL
1 stop14h 45mMultiple Airlines
Tue 13/58:41 a.m.YUL - SJO
1 stop9h 41mMultiple Airlines
Deal found 28/3C$ 570
Wed 7/51:08 p.m.SJO - YTZ
2 stops26h 45mMultiple Airlines
Wed 14/512:00 p.m.YTZ - SJO
2 stops24h 27mMultiple Airlines
Deal found 26/3C$ 590
Fri 4/46:15 a.m.SJO - YTZ
1 stop9h 35mAir Canada
Tue 8/412:25 p.m.YTZ - SJO
1 stop10h 40mAir Canada
Deal found 27/3C$ 619
Thu 29/51:40 a.m.SJO - YUL
1 stop18h 25mAvianca
Wed 11/611:25 p.m.YUL - SJO
1 stop11h 55mAvianca
Deal found 27/3C$ 627
Thu 24/411:35 a.m.SJO - YOW
2 stops34h 34mMultiple Airlines
Sat 3/53:50 p.m.YOW - SJO
1 stop21h 28mMultiple Airlines
Deal found 26/3C$ 649
Wed 28/511:59 p.m.SJO - YYZ
1 stop14h 26mAmerican Airlines
Fri 6/66:49 a.m.YYZ - SJO
1 stop17h 15mAmerican Airlines
Deal found 26/3C$ 667
Fri 6/66:18 a.m.SJO - YUL
1 stop15h 02mAmerican Airlines
Fri 13/67:00 a.m.YUL - SJO
1 stop15h 09mAmerican Airlines
Deal found 28/3C$ 673
Thu 3/41:30 p.m.SJO - YOW
2 stops27h 22mUnited Airlines
Thu 10/45:25 p.m.YOW - SJO
2 stops18h 46mUnited Airlines
Deal found 27/3C$ 679
Fri 28/310:28 p.m.SJO - YYZ
1 stop8h 22mUnited Airlines
Fri 4/42:30 p.m.YYZ - SJO
2 stops21h 41mUnited Airlines
Deal found 27/3C$ 680
Wed 2/47:00 a.m.SJO - YUL
2 stops12h 22mDelta
Sat 5/43:06 p.m.YUL - SJO
1 stop8h 20mDelta
Deal found 27/3C$ 725

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 28 March 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

Thu 24/4

11:35 a.m.-4:25 p.m.

1 stop26h 50m

Toronto Pearson Intl

Thu 1/5

5:10 p.m.-11:35 p.m.

1 stop8h 25m

C$ 499

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Wed 9/4

4:45 p.m.-3:10 p.m.

2 stops20h 25m

Toronto Pearson Intl

Tue 22/4

11:50 p.m.-2:05 p.m.

1 stop16h 15m

C$ 555

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Sun 27/4

12:55 a.m.-5:40 p.m.

1 stop14h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 13/5

8:41 a.m.-4:22 p.m.

1 stop9h 41m

C$ 570

San JoséToronto

SJO - YTZ

SJOYTZ

San José Juan Santamaria Intl

Wed 7/5

1:08 p.m.-5:53 p.m.

2 stops26h 45m

Toronto Island

Wed 14/5

12:00 p.m.-10:27 a.m.

2 stops24h 27m

C$ 590

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Thu 12/6

5:05 a.m.-2:45 p.m.

1 stop7h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 15/6

11:25 p.m.-2:05 p.m.

1 stop16h 40m

C$ 595

San JoséToronto

SJO - YTZ

SJOYTZ

San José Juan Santamaria Intl

Wed 16/4

6:15 a.m.-4:50 p.m.

1 stop8h 35m

Toronto Island

Tue 22/4

10:25 a.m.-9:05 p.m.

1 stop12h 40m

C$ 637

San JoséOttawa

SJO - YOW

SJOYOW

San José Juan Santamaria Intl

Thu 24/4

11:35 a.m.-12:09 a.m.

2 stops34h 34m

Ottawa

Sat 3/5

3:50 p.m.-11:18 a.m.

1 stop21h 28m

C$ 649

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Wed 28/5

11:59 p.m.-4:25 p.m.

1 stop14h 26m

Toronto Pearson Intl

Fri 6/6

6:49 a.m.-10:04 p.m.

1 stop17h 15m

C$ 667

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Fri 6/6

6:18 a.m.-11:20 p.m.

1 stop15h 02m

Montreal Pierre Elliott Trudeau Intl

Fri 13/6

7:00 a.m.-8:09 p.m.

1 stop15h 09m

C$ 673

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Mon 7/4

7:55 a.m.-10:36 p.m.

1 stop12h 41m

Toronto Pearson Intl

Mon 21/4

2:45 p.m.-10:11 a.m.

2 stops21h 26m

C$ 680

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

Showing 1-10 of 36 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$ 167). 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 28 March 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.

Weekly flight availability from San José, San José Province 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 28 March 2025.

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

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 28 March 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and Air Transat from San José to Ontario. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Jacqueline,Feb 2024

SEA - MCO

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Alaska Airlines
8.0
Very good
9,798 reviews
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Jacqueline,Feb 2024

SEA - MCO

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Delta
8.0
Very good
7,896 reviews
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Jacqueline,Feb 2024

SEA - MCO

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Air Transat
7.8
Good
381 reviews
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Jacqueline,Feb 2024

SEA - MCO

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Copa Airlines
7.5
Good
1,395 reviews
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Jacqueline,Feb 2024

SEA - MCO

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
SWISS
7.5
Good
1,570 reviews
Alaska Airlines
8.0
Very good
9,798 reviews
Check prices

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Jacqueline,Feb 2024

SEA - MCO

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

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.

  • 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 Avianca, with whom users have recently found tickets for as low as C$ 279. However, be on the lookout for offers from Air Canada and American Airlines, 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$ 1,078 for a flight from San José, San José Province to Region of Ontario. The cheapest flight overall is C$ 316 while the most popular route, (San José Juan Santamaria Intl - Toronto Pearson Intl) is currently priced at C$ 485.

  • 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$ 167). 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 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 28 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 334AverageC$ 1,177FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
AviancaCheapestC$ 561AverageC$ 783FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Air TransatCheapestC$ 647AverageC$ 892FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
American AirlinesCheapestC$ 800AverageC$ 907FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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

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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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