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$127+ Cheap flights from Denver (DEN) to Costa Rica

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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Denver to Costa Rica

Keep the following information in mind while searching for Denver to Costa Rica flight deals. Data was last updated June 12, 2025.

Round-trip from

$290
(Copa Airlines)

One-way from

$127
(Southwest)

Popular in

December

Cheapest in

May

Average price

$539

Good round-trip deal

$388 or less

Good one-way deal

$172 or less
From Denver Intl to Costa Rica
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One-way flight from Denver Intl to Costa Rica
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Highest demand for flights based on searches. 14% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Denver Intl to Costa Rica.
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Price to beat on a one-way flight from Denver Intl to Costa Rica.
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Find flight deals from Denver to Costa Rica

Cheapest flights from Denver to Costa Rica
Explore the most affordable flight options available from Denver to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Copa Airlines deal was found by Cheapflights users on 6/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1410:42 pmDEN - SJO
1 stop8h 53mCopa Airlines
Thu 8/218:46 amSJO - DEN
1 stop9h 17mCopa Airlines
Deal found 6/10$290
This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/127:30 amDEN - SJO
1 stop12h 10mSouthwest
Thu 6/191:40 pmSJO - DEN
1 stop10h 40mSouthwest
Deal found 6/11$296
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 8/163:58 pmDEN - SJO
Nonstop5h 17mUnited Airlines
Fri 8/227:55 amSJO - DEN
1 stop15h 35mUnited Airlines
Deal found 6/10$297
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Wed 9/107:00 amDEN - SJO
2 stops12h 42mAmerican Airlines
Tue 9/166:00 amSJO - DEN
2 stops16h 09mAmerican Airlines
Deal found 6/12$300
This Delta deal was found by Cheapflights users on 6/10. 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.
Mon 9/2912:59 amDEN - SJO
1 stop10h 54mDelta
Fri 10/311:13 pmSJO - DEN
1 stop9h 02mDelta
Deal found 6/10$316
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1712:34 amDEN - SJO
1 stop22h 06mMultiple Airlines
Thu 8/285:25 pmSJO - DEN
2 stops14h 56mMultiple Airlines
Deal found 6/11$339
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 10/1311:59 pmDEN - LIR
1 stop11h 16mAmerican Airlines
Fri 10/1712:55 pmLIR - DEN
1 stop9h 04mAmerican Airlines
Deal found 6/11$485
This JetBlue deal was found by Cheapflights users on 6/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2810:44 pmDEN - LIR
1 stop14h 47mJetBlue
Mon 11/33:55 pmLIR - DEN
1 stop17h 50mJetBlue
Deal found 6/11$488
This United Airlines deal was found by Cheapflights users on 6/10. 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 10/269:57 amDEN - LIR
Nonstop5h 11mUnited Airlines
Mon 11/312:50 pmLIR - DEN
Nonstop5h 31mUnited Airlines
Deal found 6/10$495
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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.
Mon 8/117:06 pmDEN - LIR
2 stops20h 47mAlaska Airlines
Thu 8/144:58 pmLIR - DEN
2 stops25h 17mAlaska Airlines
Deal found 6/12$497
This Delta deal was found by Cheapflights users on 6/12. 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.
Thu 10/912:59 amDEN - LIR
1 stop11h 01mDelta
Fri 10/171:25 pmLIR - DEN
1 stop10h 22mDelta
Deal found 6/12$550
This Southwest deal was found by Cheapflights users on 6/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/228:10 pmDEN - LIR
2 stops17h 00mSouthwest
Tue 7/292:10 pmLIR - DEN
2 stops16h 40mSouthwest
Deal found 6/9$551

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Costa Rica 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Denver to Costa Rica that are best for you.

Fly from

Denver

Fly to

Costa Rica

Route

Depart

Return

Price

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Thu 8/14

10:42 pm-7:35 am

1 stop8h 53m

San José Juan Santamaria Intl

Thu 8/21

8:46 am-6:03 pm

1 stop9h 17m

$290

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Wed 8/13

10:35 am-6:55 pm

1 stop8h 20m

San José Juan Santamaria Intl

Tue 8/19

8:50 am-5:55 pm

1 stop9h 05m

$296

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Sat 8/16

3:58 pm-9:15 pm

Nonstop5h 17m

San José Juan Santamaria Intl

Fri 8/22

8:37 am-8:08 pm

1 stop11h 31m

$297

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Wed 9/10

7:00 am-7:42 pm

2 stops12h 42m

San José Juan Santamaria Intl

Tue 9/16

6:00 am-10:09 pm

2 stops16h 09m

$300

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Sun 8/17

12:34 am-10:40 pm

1 stop22h 06m

San José Juan Santamaria Intl

Thu 8/28

5:25 pm-8:21 am

2 stops14h 56m

$339

DenverSan José

DEN - SJO

DENSJO

Denver Intl

Fri 8/1

12:59 am-11:56 am

1 stop10h 57m

San José Juan Santamaria Intl

Thu 8/7

1:21 pm-10:29 pm

1 stop9h 08m

$420

DenverLiberia

DEN - LIR

DENLIR

Denver Intl

Tue 9/9

11:57 pm-11:49 am

1 stop11h 52m

Liberia

Thu 9/18

12:49 pm-8:36 am

2 stops19h 47m

$489

DenverLiberia

DEN - LIR

DENLIR

Denver Intl

Mon 8/11

7:06 pm-3:53 pm

2 stops20h 47m

Liberia

Thu 8/14

4:58 pm-6:15 pm

2 stops25h 17m

$497

DenverLiberia

DEN - LIR

DENLIR

Denver Intl

Sun 8/17

10:17 am-3:25 pm

Nonstop5h 08m

Liberia

Fri 8/22

1:20 pm-9:59 pm

1 stop8h 39m

$520

DenverLiberia

DEN - LIR

DENLIR

Denver Intl

Mon 8/4

12:59 am-12:00 pm

1 stop11h 01m

Liberia

Fri 8/15

1:25 pm-12:15 am

1 stop10h 50m

$525

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 28 results
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Best time to book a flight from Denver to Costa Rica

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

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

Currently, September is the cheapest month in which you can book a flight from Denver to Costa Rica (average of $398). Flying from Denver to Costa Rica in March is currently the most expensive (average of $555). 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 DEN to CR?

Find hourly flight availability from Denver to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Denver to Costa Rica is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 24% on airfare.

What is the cheapest day to fly from Denver to Costa Rica?

Use this chart to determine the cheapest time to fly round-trip from Denver to Costa Rica. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Denver to Costa Rica flight should consider departing on Saturday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Costa Rica by month

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

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

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

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. 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 Costa Rica. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Denver to Costa Rica to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Copa Airlines
7.5
Good
1,451 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

Related info for your journey

Find useful and relevant information for your journey from Denver to Costa Rica. 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 Denver to Costa Rica?

    Denver Intl (DEN) is the airport you will fly out of if you book a flight from Denver to Costa Rica. It is only a 18.5 mi journey to Denver Intl (DEN) from Denver’s city center.

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

    One-way options have recently been found by users for as low as $127 on Southwest. Other airlines that offer cheap prices include United Airlines from $130 and Copa Airlines from $131 one-way.

  • What are the cheapest flights from Denver to Costa Rica?

    Looking at all options, your cheapest flight can be booked for $102. While the most popular route (Denver Intl - Liberia) can be booked for $400 on average our data indicates $334 when flying from Denver to Costa Rica.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Denver to Costa Rica (average of $398). Flying from Denver to Costa Rica in March is currently the most expensive (average of $555). 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 Denver to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Grand Junction to Managua flights
Vail to San Salvador flights
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Denver to Tegucigalpa flights
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Top 5 airlines flying from Denver to Costa Rica

Discover the top 5 airlines that operate flights from Denver to Costa Rica. 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$165Average$461FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$256Average$538FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$273Average$442FlexibilityNo cancel feeOn-time70%
SouthwestCheapest$278Average$642FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$308Average$673FlexibilityNo cancel feeOn-time69%

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