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$130+ Cheap flights from Costa Rica to Ontario (ONT)

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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — ONT
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Costa Rica to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Costa Rica (CR0) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Find flight deals from Costa Rica to Ontario

Cheapest flights from Costa Rica to Ontario
Explore the most affordable flight options available from Costa Rica to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/247:30 amSJO - ONT
2 stops31h 30mUnited Airlines
Fri 11/296:00 amONT - SJO
2 stops27h 25mUnited Airlines
Deal found 11/19$333
This Trip.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/243:32 pmSJO - ONT
1 stop9h 29mMultiple Airlines
Mon 12/3012:58 amONT - SJO
1 stop20h 14mMultiple Airlines
Deal found 11/18$348
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/278:50 amLIR - ONT
2 stops29h 50mUnited Airlines
Thu 1/26:10 amONT - LIR
1 stop28h 58mUnited Airlines
Deal found 11/19$514
This American Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/62:51 pmSJO - ONT
1 stop9h 22mAmerican Airlines
Tue 12/106:05 amONT - SJO
1 stop15h 15mAmerican Airlines
Deal found 11/20$559
This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/247:00 amSJO - ONT
1 stop14h 42mDelta
Fri 11/297:10 amONT - SJO
1 stop12h 43mDelta
Deal found 11/19$581
This OneTravel deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/283:32 pmSJO - ONT
1 stop9h 29mVolaris
Fri 1/312:58 amONT - SJO
1 stop20h 14mVolaris
Deal found 11/20$681
This Booking.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/179:35 amSJO - ONT
1 stop13h 25mAvianca
Tue 12/2410:30 pmONT - SJO
1 stop13h 05mAvianca
Deal found 11/19$759
This Alaska Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/81:24 amSJO - ONT
2 stops19h 25mAlaska Airlines
Mon 12/167:44 pmONT - SJO
3 stops26h 15mAlaska Airlines
Deal found 11/19$965

Find flights from Costa Rica to Ontario within your budget

Customize your flight search to find flights from Costa Rica 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Fri 1/24

6:30 am-9:51 am

3 stops29h 21m

Ontario

Sat 2/1

6:15 am-1:17 pm

2 stops29h 02m

$333

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Tue 12/24

3:32 pm-11:01 pm

1 stop9h 29m

Ontario

Mon 12/30

12:58 am-11:12 pm

1 stop20h 14m

$348

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Wed 2/12

4:50 pm-9:00 pm

2 stops30h 10m

Ontario

Tue 3/4

10:30 pm-11:25 am

1 stop10h 55m

$418

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Wed 2/12

6:15 am-1:51 pm

1 stop9h 36m

Ontario

Tue 3/4

6:59 am-11:20 pm

1 stop14h 21m

$460

LiberiaOntario

LIR - ONT

LIRONT

Liberia

Mon 1/27

8:50 am-9:51 am

2 stops27h 01m

Ontario

Mon 2/3

6:15 am-1:08 pm

2 stops28h 53m

$482

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Tue 2/11

1:12 am-8:13 pm

3 stops21h 01m

Ontario

Tue 3/4

6:00 am-11:59 pm

3 stops15h 59m

$578

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Fri 2/21

9:55 am-11:30 pm

2 stops15h 35m

Ontario

Wed 3/12

9:55 am-7:40 pm

1 stop8h 45m

$642

LiberiaOntario

LIR - ONT

LIRONT

Liberia

Wed 1/1

4:10 pm-1:16 pm

3 stops23h 06m

Ontario

Tue 1/7

10:30 pm-4:10 pm

2 stops15h 40m

$2,125

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Tue 12/24

2:20 pm-1:16 pm

2 stops24h 56m

$141

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Tue 12/10

3:32 pm-11:01 pm

1 stop9h 29m

$162

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 22 results
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Best time to book a flight from Costa Rica to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Costa Rica 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.

Travel insights for flights from Costa Rica to Ontario

Get recent, data-driven insights about flights from Costa Rica to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Costa Rica to Ontario?

Currently, September is the cheapest month in which you can book a flight from Costa Rica to Ontario (average of $236). Flying from Costa Rica to Ontario in December is currently the most expensive (average of $298). 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 CR to ONT?

Find hourly flight availability from Costa Rica 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 November 20, 2024.

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

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 Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

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 Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 November 20, 2024.
To help decide which airline to fly from Costa Rica to Ontario, see what other customers have to say about Avianca, Alaska Airlines and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,461 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,756 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Copa Airlines
7.8
Good
1,785 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,171 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

Find useful and relevant information for your journey from Costa Rica 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 into for flights to Ontario from Costa Rica?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from Costa Rica.

  • What are the cheapest airlines to fly from Costa Rica to Ontario one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $130. However, be on the lookout for offers from Volaris and American Airlines, as they are both options that can get you from Costa Rica to Ontario for a low price.

  • Can I find deals for flights from Costa Rica to Ontario that include hotel bookings?

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

  • How can I find direct flights from Costa Rica to Ontario?

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

  • Can I find deals for business class flights from Costa Rica to Ontario?

    Yes. Cheapflights offers flight deals from Costa Rica 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 Costa Rica to Ontario?

    Currently, September is the cheapest month in which you can book a flight from Costa Rica to Ontario (average of $236). Flying from Costa Rica to Ontario in December is currently the most expensive (average of $298). 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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Alternative routes for Costa Rica to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Costa Rica to Ontario

Discover the top 3 airlines that operate flights from Costa Rica 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$220Average$406FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$334Average$537FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$349Average$572FlexibilityNo cancel feeOn-time69%
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