$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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJO
Jul 11 — Jul 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Denver to Costa Rica with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Denver to Costa Rica
Cheapest
Best
Last-minute
One-way
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 June 11, 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 June 11, 2026.
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:57 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Wed 11/1812:50 pm
LIR
- DEN
Nonstop5h 31m
United Airlines
Deal found 6/11![United Airlines logo]()
$396
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:00 am
DEN
- LIR
1 stop7h 10m
United Airlines
Tue 10/2711:50 am
LIR
- DEN
Nonstop5h 31m
United Airlines
Deal found 6/9![United Airlines logo]()
$400
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:00 am
DEN
- SJO
1 stop7h 21m
United Airlines
Sun 9/271:25 pm
SJO
- DEN
1 stop8h 50m
United Airlines
Deal found 6/9![United Airlines logo]()
$401
This Air Canada deal was found by Cheapflights users on 6/7. 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.
Tue 11/35:30 pm
DEN
- LIR
1 stop19h 25m
Air Canada
Tue 11/102:40 pm
LIR
- DEN
1 stop30h 47m
Air Canada
Deal found 6/7![Air Canada logo]()
$402
This United Airlines deal was found by Cheapflights users on 6/8. 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 9/2511:47 am
DEN
- SJO
1 stop7h 50m
United Airlines
Fri 10/27:55 am
SJO
- DEN
1 stop12h 13m
United Airlines
Deal found 6/8![United Airlines logo]()
$403
This Air Canada deal was found by Cheapflights users on 6/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:15 am
DEN
- LIR
1 stop25h 25m
Air Canada
Tue 11/172:40 pm
LIR
- DEN
1 stop30h 47m
Air Canada
Deal found 6/8![Air Canada logo]()
$404
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:00 am
DEN
- SJO
1 stop7h 21m
United Airlines
Tue 9/17:55 am
SJO
- DEN
1 stop12h 14m
United Airlines
Deal found 6/9![United Airlines logo]()
$406
This Air Canada deal was found by Cheapflights users on 6/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:30 pm
DEN
- LIR
1 stop19h 25m
Air Canada
Sun 11/82:55 pm
LIR
- DEN
1 stop26h 43m
Air Canada
Deal found 6/8![Air Canada logo]()
$407
This Air Canada deal was found by Cheapflights users on 6/7. 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.
Thu 11/195:30 pm
DEN
- LIR
1 stop19h 25m
Air Canada
Thu 11/262:40 pm
LIR
- DEN
1 stop30h 47m
Air Canada
Deal found 6/7![Air Canada logo]()
$409
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:59 am
DEN
- LIR
1 stop10h 41m
Delta
Thu 11/192:05 pm
LIR
- DEN
1 stop9h 12m
Delta
Deal found 6/11![Delta logo]()
$410
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.
Sat 9/2610:43 pm
DEN
- SJO
1 stop8h 27m
Copa Airlines
Sat 10/34:08 am
SJO
- DEN
1 stop14h 03m
Copa Airlines
Deal found 6/10![Copa Airlines logo]()
$410
This Air Canada deal was found by Cheapflights users on 6/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:30 pm
DEN
- LIR
1 stop19h 25m
Air Canada
Wed 11/182:55 pm
LIR
- DEN
1 stop20h 28m
Air Canada
Deal found 6/8![Air Canada logo]()
$414
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 June 11, 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 June 11, 2026.
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.
Tue 11/1012:59 am
DEN
- LIR
1 stop10h 41m
Delta
Wed 11/182:05 pm
LIR
- DEN
1 stop11h 18m
Delta
Deal found 6/10![Delta logo]()
$410
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.
Sat 9/2610:43 pm
DEN
- SJO
1 stop8h 27m
Copa Airlines
Sat 10/34:08 am
SJO
- DEN
1 stop14h 03m
Copa Airlines
Deal found 6/10![Copa Airlines logo]()
$410
This Southwest deal was found by Cheapflights users on 6/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:10 am
DEN
- SJO
2 stops10h 30m
Southwest
Tue 9/151:40 pm
SJO
- DEN
1 stop8h 25m
Southwest
Deal found 6/8![Southwest logo]()
$428
This Viva deal was found by Cheapflights users on 6/6. 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
Sat 7/182:20 am
SJO
- DEN
1 stop11h 30m
Viva
Deal found 6/6![Viva logo]()
$496
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.
Tue 11/35:00 am
DEN
- LIR
1 stop12h 37m
United Airlines
Thu 11/512:50 pm
LIR
- DEN
Nonstop5h 31m
United Airlines
Deal found 6/10![United Airlines logo]()
$520
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:55 am
DEN
- SJO
2 stops9h 45m
Southwest
Wed 9/91:40 pm
SJO
- DEN
1 stop8h 25m
Southwest
Deal found 6/10![Southwest logo]()
$471
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:45 am
DEN
- SJO
1 stop10h 30m
Delta
Tue 12/157:00 am
SJO
- DEN
1 stop9h 15m
Delta
Deal found 6/8![Delta logo]()
$508
This United Airlines deal was found by Cheapflights users on 6/6. 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 7/113:55 pm
DEN
- SJO
Nonstop5h 20m
United Airlines
Sun 7/196:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 6/6![United Airlines logo]()
$525
This Southwest deal was found by Cheapflights users on 6/6. 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.
Sat 9/57:15 am
DEN
- SJO
2 stops10h 45m
Southwest
Sat 9/121:15 pm
SJO
- DEN
1 stop8h 00m
Southwest
Deal found 6/6![Southwest logo]()
$514
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 10/245:25 pm
DEN
- SJO
1 stop17h 00m
United Airlines
Sun 11/17:30 am
SJO
- DEN
Nonstop5h 43m
United Airlines
Deal found 6/10![United Airlines logo]()
$545
This Delta deal was found by Cheapflights users on 6/6. 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 10/812:59 am
DEN
- SJO
1 stop10h 59m
Delta
Wed 10/141:23 pm
SJO
- DEN
1 stop11h 00m
Delta
Deal found 6/6![Delta logo]()
$578
This United Airlines deal was found by Cheapflights users on 6/6. 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 10/208:34 pm
DEN
- LIR
1 stop15h 36m
United Airlines
Tue 10/277:35 am
LIR
- DEN
1 stop8h 49m
United Airlines
Deal found 6/6![United Airlines logo]()
$586
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/97:35 pm
DEN
- LIR
1 stop14h 15m
United Airlines
Thu 7/1611:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 6/9![United Airlines logo]()
$601
This Southwest deal was found by Cheapflights users on 6/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2911:55 pm
DEN
- LIR
2 stops13h 15m
Southwest
Tue 7/72:10 pm
LIR
- DEN
2 stops17h 50m
Southwest
Deal found 6/8![Southwest logo]()
$678
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/253:35 pm
DEN
- SJO
1 stop7h 04m
United Airlines
Sat 8/16:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 6/8![United Airlines logo]()
$606
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:05 am
DEN
- LIR
1 stop7h 05m
Southwest
Sun 7/1911:50 am
LIR
- DEN
2 stops12h 45m
Southwest
Deal found 6/10![Southwest logo]()
$723
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 7/13:35 pm
DEN
- SJO
1 stop7h 04m
United Airlines
Tue 7/712:30 am
SJO
- DEN
1 stop8h 22m
United Airlines
Deal found 6/6![United Airlines logo]()
$616
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.
Wed 7/1510:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Sun 7/193:27 pm
LIR
- DEN
1 stop8h 30m
United Airlines
Deal found 6/10![United Airlines logo]()
$638
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.
Tue 7/2810:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Tue 8/43:27 pm
LIR
- DEN
1 stop15h 20m
United Airlines
Deal found 6/10![United Airlines logo]()
$650
This United Airlines deal was found by Cheapflights users on 6/6. 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 7/68:28 pm
DEN
- LIR
1 stop13h 22m
United Airlines
Tue 7/1411:10 am
LIR
- DEN
1 stop11h 05m
United Airlines
Deal found 6/6![United Airlines logo]()
$706
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/1010:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Tue 7/143:27 pm
LIR
- DEN
1 stop15h 20m
United Airlines
Deal found 6/8![United Airlines logo]()
$727
Last-minute flights from Denver to Costa RicaDiscover last-minute flight deals from Denver to Costa Rica. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Costa Rica. Data last updated June 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/113:35 pm
DEN
- SJO
1 stop7h 04m
United Airlines
Sun 6/146:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 6/8![United Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/123:55 pm
DEN
- SJO
Nonstop5h 20m
United Airlines
Sun 6/146:40 am
SJO
- DEN
Nonstop5h 34m
United Airlines
Deal found 6/8![United Airlines logo]()
$494
This Avianca deal was found by Cheapflights users on 6/8. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/122:08 pm
DEN
- SJO
2 stops18h 22m
Multiple Airlines
Sun 6/144:35 pm
SJO
- DEN
2 stops20h 38m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$509
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/203:55 pm
DEN
- SJO
Nonstop5h 20m
United Airlines
Sat 7/411:13 am
SJO
- DEN
1 stop11h 02m
United Airlines
Deal found 6/11![United Airlines logo]()
$504
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.
Wed 7/17:35 pm
DEN
- LIR
1 stop14h 15m
United Airlines
Wed 7/811:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 6/10![United Airlines logo]()
$576
This Frontier deal was found by Cheapflights users on 6/8. 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 7/311:49 pm
DEN
- SJO
1 stop8h 31m
Frontier
Sat 7/189:45 am
SJO
- DEN
1 stop13h 15m
Frontier
Deal found 6/8![Frontier logo]()
$478
This Viva 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 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
Fri 7/172:20 am
SJO
- DEN
1 stop11h 30m
Viva
Deal found 6/10![Viva logo]()
$427
This United Airlines deal was found by Cheapflights users on 6/6. 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 7/610:08 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Wed 7/1511:49 am
LIR
- DEN
Nonstop5h 33m
United Airlines
Deal found 6/6![United Airlines logo]()
$572
This Viva deal was found by Cheapflights users on 6/8. 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 Viva is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/183:20 pm
DEN
- SJO
1 stop9h 55m
Viva
Sat 7/252:20 am
SJO
- DEN
1 stop11h 30m
Viva
Deal found 6/8![Viva logo]()
$453
This Viva deal was found by Cheapflights users on 6/6. 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 7/183:20 pm
DEN
- SJO
1 stop9h 55m
Viva
Fri 7/242:20 am
SJO
- DEN
1 stop11h 30m
Viva
Deal found 6/6![Viva logo]()
$465
This Viva 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 Viva is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/253:20 pm
DEN
- SJO
1 stop9h 55m
Viva
Mon 8/32:20 am
SJO
- DEN
1 stop11h 30m
Viva
Deal found 6/9![Viva logo]()
$482
This Viva 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 Viva is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/253:20 pm
DEN
- SJO
1 stop9h 55m
Viva
Fri 8/72:20 am
SJO
- DEN
1 stop11h 30m
Viva
Deal found 6/10![Viva logo]()
$484
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 June 11, 2026.
Search for one-way flight options from Denver to Costa Rica. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
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.
Fri 8/73:55 pm
DEN
- SJO
Nonstop5h 20m
United Airlines
Deal found 6/10![United Airlines logo]()
$158
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:28 pm
DEN
- SJO
1 stop13h 43m
United Airlines
Deal found 6/9![United Airlines logo]()
$163
This Air Canada deal was found by Cheapflights users on 6/7. 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 9/46:10 pm
DEN
- LIR
1 stop17h 40m
Air Canada
Deal found 6/7![Air Canada logo]()
$178
This Viva deal was found by Cheapflights users on 6/7. 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 6/7![Viva logo]()
$179
This Air Canada deal was found by Cheapflights users on 6/7. 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 6/196:10 pm
DEN
- LIR
1 stop17h 40m
Air Canada
Deal found 6/7![Air Canada logo]()
$181
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/69:57 am
DEN
- LIR
Nonstop5h 11m
United Airlines
Deal found 6/9![United Airlines logo]()
$185
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.
Sat 12/512:59 am
DEN
- LIR
1 stop10h 41m
Delta
Deal found 6/10![Delta logo]()
$189
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.
Mon 8/319:05 am
DEN
- SJO
2 stops9h 35m
Southwest
Deal found 6/9![Southwest logo]()
$190
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:52 pm
DEN
- SJO
1 stop8h 28m
Frontier
Deal found 6/10![Frontier logo]()
$198
This Air Canada deal was found by Cheapflights users on 6/6. 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.
Mon 12/77:00 pm
DEN
- LIR
2 stops17h 40m
Air Canada
Deal found 6/6![Air Canada logo]()
$200
This Air Canada deal was found by Cheapflights users on 6/6. 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.
Thu 12/31:25 pm
DEN
- LIR
1 stop23h 30m
Air Canada
Deal found 6/6![Air Canada logo]()
$205
This JetBlue deal was found by Cheapflights users on 6/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:59 pm
DEN
- LIR
1 stop12h 41m
JetBlue
Deal found 6/8![JetBlue logo]()
$209
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 June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $396 (United Airlines) |
One-way from | $158 (United Airlines) |
Popular in | June |
Cheapest in | September |
Average price | $569 |
Good round-trip deal | $579 or less |
Good one-way deal | $332 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 June 11, 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
DenverLiberia
DEN - LIR
DENLIR
Denver Intl
Tue 11/10
12:59 am-12:40 pm
1 stop10h 41m
Liberia
Wed 11/18
2:05 pm-12:23 am
1 stop11h 18m
$410
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 9/26
10:43 pm-7:10 am
1 stop8h 27m
San José Juan Santamaria Intl
Sat 10/3
4:08 am-6:11 pm
1 stop14h 03m
$410
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Wed 9/9
8:10 am-6:40 pm
2 stops10h 30m
San José Juan Santamaria Intl
Tue 9/15
1:40 pm-10:05 pm
1 stop8h 25m
$428
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Tue 9/1
8:55 am-6:40 pm
2 stops9h 45m
San José Juan Santamaria Intl
Wed 9/9
1:40 pm-10:05 pm
1 stop8h 25m
$471
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 7/11
3:20 pm-1:15 am
1 stop9h 55m
San José Juan Santamaria Intl
Sat 7/18
2:20 am-1:50 pm
1 stop11h 30m
$496
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Tue 12/1
10:45 am-10:15 pm
1 stop10h 30m
San José Juan Santamaria Intl
Tue 12/15
7:00 am-3:15 pm
1 stop9h 15m
$508
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 9/5
7:15 am-6:00 pm
2 stops10h 45m
San José Juan Santamaria Intl
Sat 9/12
1:15 pm-9:15 pm
1 stop8h 00m
$514
DenverLiberia
DEN - LIR
DENLIR
Denver Intl
Tue 11/3
5:00 am-6:37 pm
1 stop12h 37m
Liberia
Thu 11/5
12:50 pm-5:21 pm
Nonstop5h 31m
$520
Quickest round-trip
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 7/11
3:55 pm-9:15 pm
Nonstop5h 20m
San José Juan Santamaria Intl
Sun 7/19
6:40 am-12:14 pm
Nonstop5h 34m
$525
DenverSan José
DEN - SJO
DENSJO
Denver Intl
Sat 10/24
5:25 pm-10:25 am
1 stop17h 00m
San José Juan Santamaria Intl
Sun 11/1
7:30 am-12:13 pm
Nonstop5h 43m
$545
Showing 1-10 of 42 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 $1,521). 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 11, 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 12% of weekly flights between Denver and Costa Rica have experienced delays in the past year, with the average delay time being 105 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, Southwest have had the lowest number of delays on this route, with just 11% of flights being delayed.
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 38 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.
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 11, 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.
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Boarding
8.1
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for Denver to Costa Rica
See prices for flight routes from nearby airports that may be better suited for you.
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 June 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 8 airlines flying from Denver to Costa Rica
Discover the top 8 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 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$398 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$157 | Average$517 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$186 | Average$319 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$188 | Average$418 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$273 | Average$467 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$287 | Average$607 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$295 | Average$522 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$296 | Average$619 | FlexibilityNo cancel fee | On-time63% |