$138+ 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJO
Feb 25 — Mar 41
1 adult, Economy
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Cheapest flights from Denver to Costa RicaExplore 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 January 26, 2026.
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 January 26, 2026.
This American Airlines deal was found by Cheapflights users on 1/24. 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.
Tue 2/246:00 am
DEN
- SJO
2 stops13h 12m
American Airlines
Tue 3/102:20 pm
SJO
- DEN
1 stop18h 00m
American Airlines
Deal found 1/24![American Airlines logo]()
$312
This Copa Airlines deal was found by Cheapflights users on 1/25. 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.
Sun 2/19:38 pm
DEN
- SJO
2 stops18h 08m
Copa Airlines
Fri 2/65:50 am
SJO
- DEN
1 stop12h 26m
Copa Airlines
Deal found 1/25![Copa Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 1/24. 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.
Tue 2/2411:59 pm
DEN
- SJO
1 stop14h 31m
Multiple Airlines
Tue 3/312:35 pm
SJO
- DEN
1 stop30h 00m
Multiple Airlines
Deal found 1/24![Multiple Airlines logo]()
$316
This Copa Airlines deal was found by Cheapflights users on 1/25. 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.
Tue 2/249:38 pm
DEN
- SJO
1 stop18h 10m
Copa Airlines
Wed 3/48:48 am
SJO
- DEN
1 stop9h 28m
Copa Airlines
Deal found 1/25![Copa Airlines logo]()
$317
This American Airlines deal was found by Cheapflights users on 1/24. 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.
Sat 4/1811:59 pm
DEN
- SJO
1 stop11h 26m
American Airlines
Fri 4/2411:35 pm
SJO
- DEN
1 stop14h 14m
American Airlines
Deal found 1/24![American Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Mon 2/2311:00 am
DEN
- SJO
2 stops23h 40m
Multiple Airlines
Wed 3/47:45 am
SJO
- DEN
1 stop26h 46m
Multiple Airlines
Deal found 1/25![Multiple Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 1/26. 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 3/27:00 am
DEN
- SJO
1 stop12h 12m
American Airlines
Sun 3/811:35 pm
SJO
- DEN
1 stop18h 15m
American Airlines
Deal found 1/26![American Airlines logo]()
$320
This Copa Airlines deal was found by Cheapflights users on 1/26. 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.
Mon 2/29:38 pm
DEN
- SJO
1 stop8h 28m
Copa Airlines
Mon 2/98:11 am
SJO
- DEN
1 stop10h 05m
Copa Airlines
Deal found 1/26![Copa Airlines logo]()
$321
This Copa Airlines deal was found by Cheapflights users on 1/24. 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.
Sun 5/1010:51 pm
DEN
- SJO
3 stops17h 56m
Copa Airlines
Fri 5/155:47 am
SJO
- DEN
1 stop12h 38m
Copa Airlines
Deal found 1/24![Copa Airlines logo]()
$325
This Copa Airlines deal was found by Cheapflights users on 1/25. 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 2/510:19 pm
DEN
- SJO
3 stops17h 27m
Copa Airlines
Sun 2/84:09 am
SJO
- DEN
1 stop14h 07m
Copa Airlines
Deal found 1/25![Copa Airlines logo]()
$326
This American Airlines deal was found by Cheapflights users on 1/24. 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 2/256:00 am
DEN
- LIR
1 stop7h 25m
American Airlines
Wed 3/42:32 pm
LIR
- DEN
2 stops18h 48m
American Airlines
Deal found 1/24![American Airlines logo]()
$487
This Southwest deal was found by Cheapflights users on 1/25. 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.
Mon 4/611:55 pm
DEN
- LIR
2 stops13h 20m
Southwest
Fri 4/172:10 pm
LIR
- DEN
1 stop9h 15m
Southwest
Deal found 1/25![Southwest logo]()
$488
Find 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 January 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $312 (American Airlines) |
One-way from | $138 (United Airlines) |
Popular in | March |
Cheapest in | September |
Average price | $429 |
Good round-trip deal | $407 or less |
Good one-way deal | $196 or less |
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 January 26, 2026.
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
Mon 5/4
11:50 pm-12:10 pm
1 stop12h 20m
San José Juan Santamaria Intl
Sat 5/9
12:25 pm-6:20 pm
Nonstop5h 55m
$312
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 5/9
7:05 pm-5:30 am
1 stop10h 25m
San José Juan Santamaria Intl
Sat 5/16
8:45 am-8:48 pm
1 stop12h 03m
$318
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Mon 4/6
10:51 pm-9:05 am
1 stop10h 14m
San José Juan Santamaria Intl
Fri 4/10
8:13 am-6:25 pm
1 stop10h 12m
$328
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Fri 5/15
10:51 pm-10:00 am
1 stop11h 09m
San José Juan Santamaria Intl
Wed 5/20
5:47 am-6:25 pm
1 stop12h 38m
$340
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sun 5/3
10:51 pm-4:47 pm
3 stops17h 56m
San José Juan Santamaria Intl
Sun 5/10
8:14 am-6:25 pm
1 stop10h 11m
$345
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Thu 3/5
9:48 pm-9:05 am
1 stop10h 17m
San José Juan Santamaria Intl
Wed 3/18
8:11 am-6:16 pm
1 stop10h 05m
$348
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sun 5/24
7:35 pm-10:11 am
1 stop14h 36m
San José Juan Santamaria Intl
Sun 5/31
6:40 am-12:14 pm
Nonstop5h 34m
$356
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Thu 2/26
9:38 pm-4:46 pm
2 stops18h 08m
San José Juan Santamaria Intl
Sun 3/8
8:48 am-6:16 pm
1 stop9h 28m
$362
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 4/18
10:51 pm-1:52 pm
1 stop15h 01m
San José Juan Santamaria Intl
Sun 4/26
8:13 am-6:25 pm
1 stop10h 12m
$367
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Tue 3/31
10:52 pm-4:50 pm
1 stop17h 58m
San José Juan Santamaria Intl
Mon 4/6
4:09 am-6:25 pm
1 stop14h 16m
$367
Showing 1-10 of 40 results
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, April is the cheapest month in which you can book a flight from Denver to Costa Rica (average of $217). Flying from Denver to Costa Rica in January is currently the most expensive (average of $292). 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 January 26, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Costa Rica as you normally would.
How often are flights from Denver to Costa Rica delayed?
About 14% of weekly flights between Denver and Costa Rica have experienced delays in the past year, with the average delay time being 102 minutes.
What is the most punctual flight time for Denver to Costa Rica flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Denver to Costa Rica flights?
Over the last year, Southwest have had the lowest number of delays on this route, with just 13% of flights being delayed.
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 January 26, 2026.
See what other customers who have flown with Southwest, Delta, and Copa Airlines from Denver to Costa Rica have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
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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.
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 January 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$159 | Average$413 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$186 | Average$427 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$245 | Average$517 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$273 | Average$589 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$610 | FlexibilityNo cancel fee | On-time63% |