$146+ 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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJO
May 18 — May 251
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Costa Rica with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 April 18, 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 April 18, 2026.
This CheapOair deal was found by Cheapflights users on 4/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:00 am
DEN
- SJO
1 stop26h 19m
Frontier
Thu 6/119:35 am
SJO
- DEN
1 stop29h 41m
Frontier
Deal found 4/15![Frontier logo]()
$389
This Frontier deal was found by Cheapflights users on 4/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1811:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Fri 7/249:35 am
SJO
- DEN
2 stops14h 54m
Frontier
Deal found 4/15![Frontier logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 4/15. 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.
Wed 5/139:06 pm
DEN
- SJO
2 stops38h 39m
Multiple Airlines
Thu 5/219:35 am
SJO
- DEN
1 stop22h 49m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$392
This Justfly.com deal was found by Cheapflights users on 4/15. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:27 pm
DEN
- SJO
2 stops38h 52m
Frontier
Sun 6/79:35 am
SJO
- DEN
1 stop29h 37m
Frontier
Deal found 4/15![Frontier logo]()
$398
This Frontier deal was found by Cheapflights users on 4/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2011:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Sat 7/119:35 am
SJO
- DEN
2 stops14h 54m
Frontier
Deal found 4/13![Frontier logo]()
$400
This Viva deal was found by Cheapflights users on 4/15. 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 Viva is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/113:20 pm
DEN
- SJO
1 stop9h 55m
Viva
Fri 7/172:20 am
SJO
- DEN
1 stop11h 30m
Viva
Deal found 4/15![Viva logo]()
$406
This Frontier deal was found by Cheapflights users on 4/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1811:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Mon 7/279:35 am
SJO
- DEN
2 stops18h 23m
Frontier
Deal found 4/15![Frontier logo]()
$410
This Frontier deal was found by Cheapflights users on 4/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1811:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Fri 7/319:35 am
SJO
- DEN
2 stops14h 54m
Frontier
Deal found 4/17![Frontier logo]()
$411
This United Airlines deal was found by Cheapflights users on 4/13. 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 4/173:55 pm
DEN
- SJO
Nonstop5h 20m
United Airlines
Sun 4/196:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 4/13![United Airlines logo]()
$414
This Orbitz deal was found by Cheapflights users on 4/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:59 pm
DEN
- SJO
2 stops32h 31m
Multiple Airlines
Thu 5/219:35 am
SJO
- DEN
1 stop22h 49m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$415
This Copa Airlines deal was found by Cheapflights users on 4/16. 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.
Sat 4/1810:51 pm
DEN
- SJO
1 stop8h 34m
Copa Airlines
Sat 5/95:50 am
SJO
- DEN
1 stop12h 35m
Copa Airlines
Deal found 4/16![Copa Airlines logo]()
$416
This American Airlines deal was found by Cheapflights users on 4/15. 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 9/2311:57 pm
DEN
- LIR
1 stop11h 03m
American Airlines
Wed 9/301:10 pm
LIR
- DEN
2 stops20h 50m
American Airlines
Deal found 4/15![American Airlines logo]()
$544
Best flights from Denver to Costa RicaDiscover carefully curated flight deals from Denver to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
Discover carefully curated flight deals from Denver to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
This Delta deal was found by Cheapflights users on 4/13. 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.
Fri 5/1512:56 am
DEN
- SJO
1 stop12h 19m
Delta
Sat 5/231:20 pm
SJO
- DEN
1 stop11h 13m
Delta
Deal found 4/13![Delta logo]()
$428
This United Airlines deal was found by Cheapflights users on 4/16. 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 5/167:05 pm
DEN
- SJO
1 stop10h 25m
United Airlines
Sat 5/237:55 am
SJO
- DEN
1 stop8h 49m
United Airlines
Deal found 4/16![United Airlines logo]()
$428
This Southwest deal was found by Cheapflights users on 4/13. 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.
Wed 5/138:40 pm
DEN
- LIR
2 stops16h 35m
Southwest
Wed 5/202:10 pm
LIR
- DEN
2 stops18h 15m
Southwest
Deal found 4/13![Southwest logo]()
$566
This Delta deal was found by Cheapflights users on 4/14. 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 5/74:41 pm
DEN
- SJO
1 stop19h 11m
Delta
Fri 5/151:20 pm
SJO
- DEN
1 stop11h 13m
Delta
Deal found 4/14![Delta logo]()
$428
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Thu 9/105:00 am
DEN
- SJO
1 stop7h 21m
United Airlines
Thu 9/171:25 pm
SJO
- DEN
1 stop8h 48m
United Airlines
Deal found 4/17![United Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 4/16. 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 5/312:55 am
DEN
- SJO
1 stop11h 01m
Delta
Mon 5/111:19 pm
SJO
- DEN
1 stop11h 14m
Delta
Deal found 4/16![Delta logo]()
$428
This United Airlines deal was found by Cheapflights users on 4/14. 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.
Mon 6/19:10 pm
DEN
- SJO
1 stop13h 01m
United Airlines
Sun 6/76:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 4/14![United Airlines logo]()
$456
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Tue 9/85:00 am
DEN
- SJO
1 stop7h 21m
United Airlines
Wed 9/91:25 pm
SJO
- DEN
1 stop8h 48m
United Airlines
Deal found 4/17![United Airlines logo]()
$468
This Delta deal was found by Cheapflights users on 4/16. 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.
Fri 5/112:55 am
DEN
- SJO
1 stop12h 11m
Delta
Fri 5/151:20 pm
SJO
- DEN
1 stop11h 13m
Delta
Deal found 4/16![Delta logo]()
$489
This Southwest deal was found by Cheapflights users on 4/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:40 pm
DEN
- LIR
2 stops16h 35m
Southwest
Sat 5/162:15 pm
LIR
- DEN
2 stops17h 25m
Southwest
Deal found 4/18![Southwest logo]()
$633
This United Airlines deal was found by Cheapflights users on 4/14. 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.
Thu 5/145:10 am
DEN
- SJO
1 stop14h 27m
United Airlines
Sun 5/246:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 4/14![United Airlines logo]()
$538
This United Airlines deal was found by Cheapflights users on 4/14. 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 5/155:59 pm
DEN
- SJO
1 stop13h 16m
United Airlines
Sun 5/246:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 4/14![United Airlines logo]()
$538
This United Airlines deal was found by Cheapflights users on 4/17. 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 8/235:00 am
DEN
- SJO
1 stop14h 37m
United Airlines
Fri 9/118:45 am
SJO
- DEN
1 stop16h 06m
United Airlines
Deal found 4/17![United Airlines logo]()
$548
This United Airlines deal was found by Cheapflights users on 4/13. 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 7/49:10 pm
DEN
- SJO
1 stop13h 01m
United Airlines
Wed 7/1511:13 am
SJO
- DEN
1 stop12h 44m
United Airlines
Deal found 4/13![United Airlines logo]()
$557
This United Airlines deal was found by Cheapflights users on 4/15. 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 5/105:10 am
DEN
- LIR
1 stop7h 00m
United Airlines
Thu 5/143:27 pm
LIR
- DEN
1 stop17h 06m
United Airlines
Deal found 4/15![United Airlines logo]()
$574
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Tue 6/29:10 pm
DEN
- LIR
1 stop12h 40m
United Airlines
Tue 6/911:10 am
LIR
- DEN
1 stop12h 47m
United Airlines
Deal found 4/16![United Airlines logo]()
$586
This United Airlines deal was found by Cheapflights users on 4/13. 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.
Tue 6/3010:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Wed 7/811:10 am
LIR
- DEN
1 stop9h 04m
United Airlines
Deal found 4/13![United Airlines logo]()
$602
This United Airlines deal was found by Cheapflights users on 4/14. 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 6/2710:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Thu 7/23:27 pm
LIR
- DEN
1 stop8h 30m
United Airlines
Deal found 4/14![United Airlines logo]()
$607
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Mon 6/18:28 pm
DEN
- LIR
1 stop13h 22m
United Airlines
Mon 6/83:27 pm
LIR
- DEN
1 stop8h 30m
United Airlines
Deal found 4/16![United Airlines logo]()
$630
This United Airlines deal was found by Cheapflights users on 4/15. 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 7/1110:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Wed 7/2211:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 4/15![United Airlines logo]()
$650
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Thu 6/255:00 am
DEN
- LIR
1 stop9h 25m
United Airlines
Tue 6/3011:10 am
LIR
- DEN
1 stop11h 05m
United Airlines
Deal found 4/16![United Airlines logo]()
$678
This United Airlines deal was found by Cheapflights users on 4/13. 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.
Tue 5/268:28 pm
DEN
- LIR
1 stop13h 22m
United Airlines
Sat 5/3011:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 4/13![United Airlines logo]()
$697
Last-minute flights from Denver to Costa RicaDiscover last-minute flight deals from Denver to Costa Rica. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Costa Rica. Data last updated April 18, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/13. 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 4/173:55 pm
DEN
- SJO
Nonstop5h 20m
United Airlines
Sun 4/196:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 4/13![United Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 4/16. 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 4/173:55 pm
DEN
- SJO
Nonstop5h 20m
United Airlines
Mon 4/208:45 am
SJO
- DEN
1 stop14h 14m
United Airlines
Deal found 4/16![United Airlines logo]()
$424
This Copa Airlines deal was found by Cheapflights users on 4/16. 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.
Sat 4/1810:51 pm
DEN
- SJO
1 stop8h 34m
Copa Airlines
Sat 5/95:50 am
SJO
- DEN
1 stop12h 35m
Copa Airlines
Deal found 4/16![Copa Airlines logo]()
$416
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Sat 5/911:45 pm
DEN
- SJO
1 stop15h 20m
Multiple Airlines
Thu 5/141:00 pm
SJO
- DEN
2 stops41h 33m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 4/15. 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.
Wed 5/139:06 pm
DEN
- SJO
2 stops38h 39m
Multiple Airlines
Thu 5/219:35 am
SJO
- DEN
1 stop22h 49m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Wed 5/139:06 pm
DEN
- SJO
2 stops38h 39m
Multiple Airlines
Wed 5/207:00 am
SJO
- DEN
1 stop16h 11m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:06 pm
DEN
- SJO
2 stops38h 39m
Multiple Airlines
Tue 5/197:45 am
SJO
- DEN
1 stop25h 12m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$426
This Orbitz deal was found by Cheapflights users on 4/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:59 pm
DEN
- SJO
2 stops32h 31m
Multiple Airlines
Thu 5/219:35 am
SJO
- DEN
1 stop22h 49m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$415
This CheapOair deal was found by Cheapflights users on 4/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:59 pm
DEN
- SJO
2 stops32h 31m
Multiple Airlines
Sun 5/249:35 am
SJO
- DEN
1 stop13h 36m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$418
This Frontier deal was found by Cheapflights users on 4/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:00 pm
DEN
- SJO
2 stops15h 19m
Frontier
Mon 6/19:35 am
SJO
- DEN
2 stops17h 50m
Frontier
Deal found 4/15![Frontier logo]()
$410
This Travelocity deal was found by Cheapflights users on 4/14. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2711:41 pm
DEN
- SJO
1 stop13h 09m
Multiple Airlines
Mon 6/19:35 am
SJO
- DEN
1 stop29h 37m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$423
This American Airlines deal was found by Cheapflights users on 4/14. 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 5/306:22 am
DEN
- SJO
1 stop16h 20m
American Airlines
Sat 6/611:59 pm
SJO
- DEN
1 stop8h 09m
American Airlines
Deal found 4/14![American Airlines logo]()
$428
One-way flights from Denver to Costa RicaSearch for one-way flight options from Denver to Costa Rica. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
Search for one-way flight options from Denver to Costa Rica. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This Viva deal was found by Cheapflights users on 4/14. 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 Viva is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/203:20 pm
DEN
- SJO
1 stop9h 55m
Viva
Deal found 4/14![Viva logo]()
$146
This Frontier deal was found by Cheapflights users on 4/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Deal found 4/18![Frontier logo]()
$148
This Frontier deal was found by Cheapflights users on 4/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2411:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Deal found 4/15![Frontier logo]()
$154
This Trip.com deal was found by Cheapflights users on 4/14. 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.
Wed 5/1311:45 pm
DEN
- SJO
1 stop15h 20m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Sat 5/169:06 pm
DEN
- SJO
2 stops14h 39m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$166
This Priceline deal was found by Cheapflights users on 4/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:00 am
DEN
- SJO
1 stop26h 19m
Frontier
Deal found 4/14![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Thu 5/1411:59 pm
DEN
- SJO
2 stops11h 46m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/1111:45 pm
DEN
- SJO
1 stop15h 20m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$177
This Frontier deal was found by Cheapflights users on 4/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1311:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Deal found 4/15![Frontier logo]()
$178
This Air Canada deal was found by Cheapflights users on 4/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:05 pm
DEN
- LIR
1 stop19h 35m
Air Canada
Deal found 4/15![Air Canada logo]()
$196
This Air Canada deal was found by Cheapflights users on 4/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/126:10 pm
DEN
- LIR
1 stop17h 55m
Air Canada
Deal found 4/14![Air Canada logo]()
$203
This KAYAK deal was found by Cheapflights users on 4/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1611:59 pm
DEN
- LIR
1 stop12h 41m
JetBlue
Deal found 4/14![JetBlue logo]()
$204
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 April 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $389 (CheapOair) |
One-way from | $146 (Viva) |
Popular in | December |
Cheapest in | September |
Average price | $451 |
Good round-trip deal | $585 or less |
Good one-way deal | $287 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 April 18, 2026.
Use the filters below to find and compare flights from Denver to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Fri 5/15
12:56 am-1:15 pm
1 stop12h 19m
San José Juan Santamaria Intl
Sat 5/23
1:20 pm-12:33 am
1 stop11h 13m
$428
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 5/16
7:05 pm-5:30 am
1 stop10h 25m
San José Juan Santamaria Intl
Sat 5/23
7:55 am-4:44 pm
1 stop8h 49m
$428
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Thu 5/7
4:41 pm-11:52 am
1 stop19h 11m
San José Juan Santamaria Intl
Fri 5/15
1:20 pm-12:33 am
1 stop11h 13m
$428
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Thu 9/10
5:00 am-12:21 pm
1 stop7h 21m
San José Juan Santamaria Intl
Thu 9/17
1:25 pm-10:13 pm
1 stop8h 48m
$428
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sun 5/3
12:55 am-11:56 am
1 stop11h 01m
San José Juan Santamaria Intl
Mon 5/11
1:19 pm-12:33 am
1 stop11h 14m
$428
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Mon 6/1
9:10 pm-10:11 am
1 stop13h 01m
San José Juan Santamaria Intl
Sun 6/7
6:40 am-12:14 pm
Nonstop5h 34m
$456
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Tue 9/8
5:00 am-12:21 pm
1 stop7h 21m
San José Juan Santamaria Intl
Wed 9/9
1:25 pm-10:13 pm
1 stop8h 48m
$468
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Fri 5/1
12:55 am-1:06 pm
1 stop12h 11m
San José Juan Santamaria Intl
Fri 5/15
1:20 pm-12:33 am
1 stop11h 13m
$489
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Thu 5/14
5:10 am-7:37 pm
1 stop14h 27m
San José Juan Santamaria Intl
Sun 5/24
6:40 am-12:14 pm
Nonstop5h 34m
$538
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Fri 5/15
5:59 pm-7:15 am
1 stop13h 16m
San José Juan Santamaria Intl
Sun 5/24
6:40 am-12:14 pm
Nonstop5h 34m
$538
Showing 1-10 of 40 resultsSorted by cheapest first
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.
DEN-SJO
DEN-LIR
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
DEN-CR0
DEN-SJO
DEN-LIR
What is the cheapest month to book a flight from Denver to Costa Rica?
Currently, December is the cheapest month in which you can book a flight from Denver to Costa Rica (average of $128). Flying from Denver to Costa Rica in March is currently the most expensive (average of $1,439). 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 April 18, 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 13% of weekly flights between Denver and Costa Rica have experienced delays in the past year, with the average delay time being 103 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?
Monday tends to have the lowest number of delays on this route, whereas Friday 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 April 18, 2026.
See what other customers who have flown with Southwest,Delta, andCopa 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
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
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Complete your trip
Complete your trip to Costa Rica by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Denver to Costa Rica by cabin class
Find flights from Denver to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Denver and Costa Rica flights
Browse other Denver and Costa Rica flight options. Last updated on April 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Denver to Costa Rica
Discover the top 6 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 April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$436 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$183 | Average$402 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$226 | Average$458 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$247 | Average$510 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$275 | Average$576 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$291 | Average$618 | FlexibilityNo cancel fee | On-time63% |