$158+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJO
Jun 12 — Jun 191
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 May 13, 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 May 13, 2026.
This Frontier deal was found by Cheapflights users on 5/8. 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 8/1910:09 am
DEN
- SJO
2 stops22h 11m
Frontier
Fri 8/289:35 am
SJO
- DEN
1 stop13h 19m
Frontier
Deal found 5/8![Frontier logo]()
$414
This Frontier deal was found by Cheapflights users on 5/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:09 am
DEN
- SJO
2 stops22h 11m
Frontier
Sat 8/159:35 am
SJO
- DEN
2 stops14h 55m
Frontier
Deal found 5/12![Frontier logo]()
$415
This Frontier deal was found by Cheapflights users on 5/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2311:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Sun 8/309:35 am
SJO
- DEN
2 stops18h 23m
Frontier
Deal found 5/9![Frontier logo]()
$416
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1410:42 pm
DEN
- SJO
1 stop10h 24m
Copa Airlines
Fri 6/194:10 am
SJO
- DEN
1 stop14h 15m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$417
This Avianca deal was found by Cheapflights users on 5/12. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:03 pm
DEN
- SJO
2 stops19h 27m
Multiple Airlines
Wed 6/34:35 pm
SJO
- DEN
2 stops19h 33m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$418
This CheapOair deal was found by Cheapflights users on 5/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:00 am
DEN
- SJO
1 stop26h 20m
Frontier
Sat 8/159:35 am
SJO
- DEN
2 stops12h 30m
Frontier
Deal found 5/9![Frontier logo]()
$419
This Frontier deal was found by Cheapflights users on 5/8. 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.
Fri 8/1410:09 am
DEN
- SJO
2 stops22h 11m
Frontier
Sat 8/229:35 am
SJO
- DEN
1 stop13h 19m
Frontier
Deal found 5/8![Frontier logo]()
$420
This Frontier deal was found by Cheapflights users on 5/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Sat 9/59:35 am
SJO
- DEN
2 stops14h 54m
Frontier
Deal found 5/9![Frontier logo]()
$421
This Frontier deal was found by Cheapflights users on 5/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/111:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Sat 8/159:35 am
SJO
- DEN
2 stops12h 30m
Frontier
Deal found 5/10![Frontier logo]()
$426
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/710:42 pm
DEN
- SJO
1 stop8h 27m
Copa Airlines
Wed 8/125:45 am
SJO
- DEN
1 stop12h 35m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$428
This CheapOair deal was found by Cheapflights users on 5/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3011:56 pm
DEN
- SJO
1 stop8h 23m
Frontier
Sun 6/79:35 am
SJO
- DEN
1 stop29h 37m
Frontier
Deal found 5/11![Frontier logo]()
$429
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:59 am
DEN
- LIR
1 stop11h 01m
Delta
Wed 10/281:25 pm
LIR
- DEN
1 stop10h 24m
Delta
Deal found 5/9![Delta logo]()
$586
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 May 13, 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 May 13, 2026.
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:43 pm
DEN
- SJO
1 stop8h 27m
Copa Airlines
Thu 10/155:45 am
SJO
- DEN
1 stop12h 26m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$458
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Sun 8/235:08 am
DEN
- SJO
2 stops14h 44m
American Airlines
Fri 8/282:52 pm
SJO
- DEN
2 stops19h 01m
American Airlines
Deal found 5/12![American Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/303:35 pm
DEN
- SJO
1 stop7h 04m
United Airlines
Sat 6/66:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 5/12![United Airlines logo]()
$558
This Delta deal was found by Cheapflights users on 5/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1012:40 am
DEN
- LIR
1 stop12h 35m
Delta
Sat 7/181:25 pm
LIR
- DEN
1 stop10h 39m
Delta
Deal found 5/11![Delta logo]()
$786
This Copa Airlines deal was found by Cheapflights users on 5/8. 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 8/1010:43 pm
DEN
- SJO
1 stop11h 15m
Copa Airlines
Fri 8/214:08 am
SJO
- DEN
1 stop14h 12m
Copa Airlines
Deal found 5/8![Copa Airlines logo]()
$458
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:43 pm
DEN
- SJO
1 stop18h 05m
Copa Airlines
Thu 10/228:45 am
SJO
- DEN
1 stop9h 26m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/303:35 pm
DEN
- SJO
1 stop7h 04m
United Airlines
Sun 6/76:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 5/11![United Airlines logo]()
$558
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:42 pm
DEN
- SJO
1 stop10h 24m
Copa Airlines
Thu 6/184:10 am
SJO
- DEN
1 stop14h 15m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$516
This United Airlines deal was found by Cheapflights users on 5/8. 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 5/238:28 pm
DEN
- SJO
1 stop13h 43m
United Airlines
Mon 6/17:55 am
SJO
- DEN
1 stop14h 20m
United Airlines
Deal found 5/8![United Airlines logo]()
$568
This Copa Airlines deal was found by Cheapflights users on 5/10. 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.
Mon 6/2910:42 pm
DEN
- SJO
1 stop9h 39m
Copa Airlines
Fri 7/108:45 am
SJO
- DEN
1 stop9h 35m
Copa Airlines
Deal found 5/10![Copa Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 5/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/48:28 pm
DEN
- LIR
1 stop13h 22m
United Airlines
Mon 7/1311:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 5/9![United Airlines logo]()
$626
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/247:35 pm
DEN
- LIR
1 stop14h 15m
United Airlines
Mon 7/2711:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 5/11![United Airlines logo]()
$681
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:35 pm
DEN
- LIR
1 stop14h 15m
United Airlines
Sun 6/1411:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 5/12![United Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 5/8. 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 7/410:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Sat 7/1111:10 am
LIR
- DEN
1 stop9h 04m
United Airlines
Deal found 5/8![United Airlines logo]()
$752
This United Airlines deal was found by Cheapflights users on 5/8. 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 6/110:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Mon 6/83:27 pm
LIR
- DEN
1 stop8h 30m
United Airlines
Deal found 5/8![United Airlines logo]()
$767
This United Airlines deal was found by Cheapflights users on 5/8. 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 6/55:20 am
DEN
- LIR
1 stop12h 59m
United Airlines
Fri 6/1211:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 5/8![United Airlines logo]()
$781
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/255:00 am
DEN
- LIR
1 stop7h 10m
United Airlines
Thu 5/2811:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 5/11![United Airlines logo]()
$786
This United Airlines deal was found by Cheapflights users on 5/8. 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 7/2310:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Wed 8/53:27 pm
LIR
- DEN
1 stop8h 30m
United Airlines
Deal found 5/8![United Airlines logo]()
$788
This United Airlines deal was found by Cheapflights users on 5/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:00 am
DEN
- LIR
1 stop7h 10m
United Airlines
Tue 6/911:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 5/9![United Airlines logo]()
$821
This United Airlines deal was found by Cheapflights users on 5/8. 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 5/2810:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Thu 6/411:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 5/8![United Airlines logo]()
$837
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:05 pm
DEN
- LIR
1 stop15h 45m
United Airlines
Sat 7/181:03 pm
LIR
- DEN
1 stop10h 46m
United Airlines
Deal found 5/12![United Airlines logo]()
$856
Last-minute flights from Denver to Costa RicaDiscover last-minute flight deals from Denver to Costa Rica. Data last updated May 13, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Costa Rica. Data last updated May 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/135:30 am
DEN
- SJO
1 stop7h 56m
American Airlines
Sat 5/2311:59 pm
SJO
- DEN
2 stops11h 30m
American Airlines
Deal found 5/9![American Airlines logo]()
$453
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1410:51 pm
DEN
- SJO
1 stop18h 00m
Copa Airlines
Mon 5/188:14 am
SJO
- DEN
1 stop10h 11m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 5/8. 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 5/157:05 pm
DEN
- SJO
1 stop10h 25m
United Airlines
Sat 6/276:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 5/8![United Airlines logo]()
$438
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 5/156:10 am
DEN
- SJO
1 stop15h 26m
American Airlines
Tue 5/192:08 pm
SJO
- DEN
1 stop18h 18m
American Airlines
Deal found 5/12![American Airlines logo]()
$448
This Frontier deal was found by Cheapflights users on 5/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2311:56 pm
DEN
- SJO
1 stop8h 23m
Frontier
Thu 6/49:35 am
SJO
- DEN
2 stops12h 49m
Frontier
Deal found 5/12![Frontier logo]()
$446
This Avianca deal was found by Cheapflights users on 5/12. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:03 pm
DEN
- SJO
2 stops19h 27m
Multiple Airlines
Wed 6/34:35 pm
SJO
- DEN
2 stops19h 33m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$418
This CheapOair deal was found by Cheapflights users on 5/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3011:56 pm
DEN
- SJO
1 stop8h 23m
Frontier
Sun 6/79:35 am
SJO
- DEN
1 stop29h 37m
Frontier
Deal found 5/11![Frontier logo]()
$429
This KAYAK deal was found by Cheapflights users on 5/8. 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 5/3011:41 pm
DEN
- LIR
1 stop12h 59m
JetBlue
Sat 6/62:30 pm
LIR
- DEN
1 stop21h 38m
JetBlue
Deal found 5/8![JetBlue logo]()
$595
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/710:42 pm
DEN
- SJO
1 stop8h 27m
Copa Airlines
Wed 8/125:45 am
SJO
- DEN
1 stop12h 35m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$428
This Frontier deal was found by Cheapflights users on 5/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:26 pm
DEN
- SJO
2 stops12h 54m
Frontier
Thu 6/189:35 am
SJO
- DEN
1 stop13h 29m
Frontier
Deal found 5/12![Frontier logo]()
$434
This Copa Airlines deal was found by Cheapflights users on 5/12. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1410:42 pm
DEN
- SJO
1 stop10h 24m
Copa Airlines
Fri 6/194:10 am
SJO
- DEN
1 stop14h 15m
Copa Airlines
Deal found 5/12![Copa Airlines logo]()
$417
This CheapOair deal was found by Cheapflights users on 5/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/269:06 pm
DEN
- SJO
2 stops35h 14m
Frontier
Sat 7/119:35 am
SJO
- DEN
1 stop13h 25m
Frontier
Deal found 5/9![Frontier logo]()
$451
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 May 13, 2026.
Search for one-way flight options from Denver to Costa Rica. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
This Frontier deal was found by Cheapflights users on 5/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Deal found 5/12![Frontier logo]()
$158
This Viva deal was found by Cheapflights users on 5/9. 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 Viva is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/43:20 pm
DEN
- SJO
1 stop9h 55m
Viva
Deal found 5/9![Viva logo]()
$161
This Frontier deal was found by Cheapflights users on 5/8. 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 5/2311:56 pm
DEN
- SJO
1 stop8h 23m
Frontier
Deal found 5/8![Frontier logo]()
$168
This CheapOair deal was found by Cheapflights users on 5/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:15 am
DEN
- SJO
1 stop23h 05m
Frontier
Deal found 5/12![Frontier logo]()
$172
This CheapOair deal was found by Cheapflights users on 5/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:15 am
DEN
- SJO
1 stop23h 05m
Frontier
Deal found 5/12![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:00 am
DEN
- SJO
2 stops29h 11m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$183
This Priceline deal was found by Cheapflights users on 5/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3011:56 pm
DEN
- SJO
1 stop8h 23m
Frontier
Deal found 5/12![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 7/296:30 am
DEN
- SJO
2 stops25h 50m
Frontier
Deal found 5/8![Frontier logo]()
$191
This CheapOair deal was found by Cheapflights users on 5/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:00 am
DEN
- SJO
1 stop26h 20m
Frontier
Deal found 5/11![Frontier logo]()
$192
This Air Canada deal was found by Cheapflights users on 5/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:10 pm
DEN
- LIR
1 stop17h 55m
Air Canada
Deal found 5/12![Air Canada logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:42 pm
DEN
- SJO
2 stops32h 38m
Frontier
Deal found 5/10![Frontier logo]()
$194
This JetBlue deal was found by Cheapflights users on 5/11. 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.
Sat 6/1311:59 pm
DEN
- LIR
1 stop12h 41m
JetBlue
Deal found 5/11![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 May 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $414 (Frontier) |
One-way from | $158 (Frontier) |
Popular in | December |
Cheapest in | September |
Average price | $440 |
Good round-trip deal | $469 or less |
Good one-way deal | $188 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 May 13, 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
Thu 10/1
10:43 pm-7:10 am
1 stop8h 27m
San José Juan Santamaria Intl
Thu 10/15
5:45 am-6:11 pm
1 stop12h 26m
$458
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Mon 8/10
10:43 pm-9:58 am
1 stop11h 15m
San José Juan Santamaria Intl
Fri 8/21
4:08 am-6:20 pm
1 stop14h 12m
$458
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sun 8/23
5:08 am-7:52 pm
2 stops14h 44m
San José Juan Santamaria Intl
Fri 8/28
2:52 pm-9:53 am
2 stops19h 01m
$463
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Fri 10/16
10:43 pm-4:48 pm
1 stop18h 05m
San José Juan Santamaria Intl
Thu 10/22
8:45 am-6:11 pm
1 stop9h 26m
$478
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Thu 6/11
10:42 pm-9:06 am
1 stop10h 24m
San José Juan Santamaria Intl
Thu 6/18
4:10 am-6:25 pm
1 stop14h 15m
$516
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Mon 6/29
10:42 pm-8:21 am
1 stop9h 39m
San José Juan Santamaria Intl
Fri 7/10
8:45 am-6:20 pm
1 stop9h 35m
$547
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 5/30
3:35 pm-10:39 pm
1 stop7h 04m
San José Juan Santamaria Intl
Sat 6/6
6:40 am-12:14 pm
Nonstop5h 34m
$558
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 5/30
3:35 pm-10:39 pm
1 stop7h 04m
San José Juan Santamaria Intl
Sun 6/7
6:40 am-12:14 pm
Nonstop5h 34m
$558
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 5/23
8:28 pm-10:11 am
1 stop13h 43m
San José Juan Santamaria Intl
Mon 6/1
7:55 am-10:15 pm
1 stop14h 20m
$568
DenverLiberia
DEN - LIR
DENLIR
Denver Intl
Sat 7/4
8:28 pm-9:50 am
1 stop13h 22m
Liberia
Mon 7/13
11:49 am-5:22 pm
Nonstop5h 33m
$626
Showing 1-10 of 41 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
How far ahead should I book a flight from Denver to Costa Rica?
The best time to book flights from Denver to Costa Rica is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 May 13, 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 108 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?
Wednesday 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, United Airlines 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 May 13, 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.
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
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.
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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 May 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Denver to Costa Rica
Discover the top 7 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 May 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$410 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$157 | Average$456 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$185 | Average$409 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$226 | Average$460 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$281 | Average$516 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$284 | Average$589 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$296 | Average$618 | FlexibilityNo cancel fee | On-time63% |