$358+ Cheap flights from Ireland to Colorado
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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — DEN
Apr 13 — Apr 201
Round-trip
1 adult, Economy
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Find cheap flights from Ireland to Colorado with Cheapflights
1. Tell us where you want to go
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Cheapest flights from Ireland to ColoradoExplore the most affordable flight options available from Ireland to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2026.
Explore the most affordable flight options available from Ireland to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2026.
This Mytrip deal was found by Cheapflights users on 3/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:15 pm
DUB
- DEN
1 stop13h 45m
Icelandair
Sat 9/194:40 pm
DEN
- DUB
1 stop11h 25m
Icelandair
Deal found 3/9![Icelandair logo]()
$442
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:15 pm
DUB
- DEN
1 stop31h 25m
Icelandair
Sun 6/74:40 pm
DEN
- DUB
1 stop13h 35m
Icelandair
Deal found 3/9![Icelandair logo]()
$450
This Mytrip deal was found by Cheapflights users on 3/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:15 pm
DUB
- DEN
1 stop11h 45m
Icelandair
Sat 9/194:40 pm
DEN
- DUB
1 stop11h 25m
Icelandair
Deal found 3/12![Icelandair logo]()
$468
This Icelandair deal was found by Cheapflights users on 3/10. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:15 pm
DUB
- DEN
1 stop13h 45m
Icelandair
Mon 9/144:40 pm
DEN
- DUB
1 stop13h 35m
Icelandair
Deal found 3/10![Icelandair logo]()
$470
This Icelandair deal was found by Cheapflights users on 3/9. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/162:15 pm
DUB
- DEN
1 stop29h 25m
Icelandair
Sun 6/214:40 pm
DEN
- DUB
1 stop13h 35m
Icelandair
Deal found 3/9![Icelandair logo]()
$472
This Mytrip deal was found by Cheapflights users on 3/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/212:15 pm
DUB
- DEN
1 stop11h 45m
Icelandair
Mon 5/254:40 pm
DEN
- DUB
1 stop13h 35m
Icelandair
Deal found 3/11![Icelandair logo]()
$477
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/13:25 pm
DUB
- DEN
Nonstop9h 50m
Aer Lingus
Sat 5/168:00 pm
DEN
- DUB
Nonstop8h 45m
Aer Lingus
Deal found 3/9![Aer Lingus logo]()
$481
This Finnair deal was found by Cheapflights users on 3/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/189:30 am
DUB
- DEN
1 stop20h 15m
Finnair
Wed 5/272:21 pm
DEN
- DUB
1 stop14h 29m
Finnair
Deal found 3/9![Finnair logo]()
$482
This Finnair deal was found by Cheapflights users on 3/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/79:30 am
DUB
- DEN
1 stop17h 25m
Finnair
Sun 5/1010:28 am
DEN
- DUB
1 stop16h 17m
Finnair
Deal found 3/10![Finnair logo]()
$483
This oojo deal was found by Cheapflights users on 3/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/112:15 pm
DUB
- DEN
1 stop29h 25m
Icelandair
Sun 6/214:40 pm
DEN
- DUB
1 stop13h 35m
Icelandair
Deal found 3/11![Icelandair logo]()
$484
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Fri 6/129:30 am
DUB
- DEN
1 stop14h 21m
American Airlines
Sat 6/209:06 am
DEN
- DUB
1 stop19h 44m
American Airlines
Deal found 3/9![American Airlines logo]()
$488
This British Airways deal was found by Cheapflights users on 3/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:10 am
ORK
- DEN
2 stops23h 45m
British Airways
Mon 6/88:58 am
DEN
- ORK
2 stops23h 12m
British Airways
Deal found 3/9![British Airways logo]()
$661
Best flights from Ireland to ColoradoDiscover carefully curated flight deals from Ireland to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 14, 2026.
Discover carefully curated flight deals from Ireland to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 14, 2026.
This British Airways deal was found by Cheapflights users on 3/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:30 pm
DUB
- DEN
1 stop26h 50m
British Airways
Sun 4/266:30 pm
DEN
- DUB
1 stop30h 15m
British Airways
Deal found 3/11![British Airways logo]()
$503
This Delta deal was found by Cheapflights users on 3/9. 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.
Fri 5/15:55 am
DUB
- DEN
2 stops18h 26m
Delta
Sat 5/1611:30 am
DEN
- DUB
1 stop16h 15m
Delta
Deal found 3/9![Delta logo]()
$577
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Thu 6/41:45 pm
SNN
- DEN
2 stops27h 03m
American Airlines
Mon 6/88:47 am
DEN
- SNN
2 stops13h 38m
American Airlines
Deal found 3/9![American Airlines logo]()
$675
This oojo deal was found by Cheapflights users on 3/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/274:10 pm
ORK
- DEN
1 stop31h 10m
Aer Lingus
Mon 5/46:40 pm
DEN
- ORK
1 stop13h 30m
Aer Lingus
Deal found 3/13![Aer Lingus logo]()
$677
This KLM deal was found by Cheapflights users on 3/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/131:15 pm
DUB
- DEN
1 stop16h 34m
Multiple Airlines
Fri 6/195:40 pm
DEN
- DUB
1 stop14h 45m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$854
This Iberia deal was found by Cheapflights users on 3/14. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/309:30 am
DUB
- COS
1 stop21h 29m
Iberia
Sun 4/510:20 am
COS
- DUB
1 stop16h 25m
Iberia
Deal found 3/14![Iberia logo]()
$1,005
This Billigflug deal was found by Cheapflights users on 3/10. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:15 am
ORK
- DEN
2 stops20h 27m
KLM
Fri 5/111:55 pm
DEN
- ORK
2 stops27h 25m
KLM
Deal found 3/10![KLM logo]()
$1,010
This United Airlines deal was found by Cheapflights users on 3/9. 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 6/49:30 am
SNN
- DEN
1 stop14h 01m
United Airlines
Mon 6/811:15 am
DEN
- SNN
2 stops16h 00m
United Airlines
Deal found 3/9![United Airlines logo]()
$1,012
This Delta deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:55 am
DUB
- DEN
2 stops21h 09m
Delta
Sun 5/1712:55 am
DEN
- DUB
1 stop25h 20m
Delta
Deal found 3/12![Delta logo]()
$600
This British Airways deal was found by Cheapflights users on 3/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:30 am
DUB
- DEN
2 stops17h 32m
British Airways
Sat 5/166:40 pm
DEN
- DUB
1 stop13h 10m
British Airways
Deal found 3/12![British Airways logo]()
$665
This British Airways deal was found by Cheapflights users on 3/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:30 am
SNN
- DEN
1 stop15h 50m
British Airways
Tue 5/512:24 pm
DEN
- SNN
2 stops15h 56m
British Airways
Deal found 3/14![British Airways logo]()
$677
This Delta deal was found by Cheapflights users on 3/10. 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 4/255:55 am
DUB
- DEN
2 stops21h 33m
Delta
Sat 5/210:30 am
DEN
- DUB
2 stops15h 45m
Delta
Deal found 3/10![Delta logo]()
$722
This British Airways deal was found by Cheapflights users on 3/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:10 am
ORK
- DEN
1 stop16h 10m
British Airways
Mon 5/45:44 pm
DEN
- ORK
2 stops14h 26m
British Airways
Deal found 3/13![British Airways logo]()
$681
This Delta deal was found by Cheapflights users on 3/13. 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.
Tue 4/75:55 am
DUB
- DEN
2 stops18h 22m
Delta
Sun 5/1011:30 am
DEN
- DUB
1 stop16h 15m
Delta
Deal found 3/13![Delta logo]()
$739
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Fri 4/249:30 am
DUB
- COS
1 stop17h 18m
American Airlines
Tue 4/287:00 am
COS
- DUB
1 stop19h 45m
American Airlines
Deal found 3/9![American Airlines logo]()
$991
This Delta deal was found by Cheapflights users on 3/14. 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.
Mon 5/1811:10 am
DUB
- DEN
2 stops19h 31m
Delta
Wed 5/279:06 am
DEN
- DUB
2 stops17h 54m
Delta
Deal found 3/14![Delta logo]()
$771
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/249:50 am
DUB
- COS
2 stops32h 07m
United Airlines
Tue 4/281:33 pm
COS
- DUB
2 stops13h 12m
United Airlines
Deal found 3/10![United Airlines logo]()
$1,062
This Billigflug deal was found by Cheapflights users on 3/12. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:15 am
ORK
- DEN
2 stops22h 12m
Multiple Airlines
Fri 5/111:45 am
DEN
- ORK
2 stops43h 40m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$1,084
This British Airways deal was found by Cheapflights users on 3/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:10 am
ORK
- DEN
2 stops23h 49m
British Airways
Mon 6/86:40 pm
DEN
- ORK
1 stop13h 30m
British Airways
Deal found 3/9![British Airways logo]()
$894
This British Airways deal was found by Cheapflights users on 3/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:30 am
SNN
- DEN
2 stops23h 25m
British Airways
Mon 6/86:40 pm
DEN
- SNN
1 stop14h 30m
British Airways
Deal found 3/13![British Airways logo]()
$926
This Delta deal was found by Cheapflights users on 3/14. 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.
Tue 3/316:15 am
ORK
- DEN
2 stops20h 36m
Delta
Sat 4/411:35 am
DEN
- ORK
2 stops19h 50m
Delta
Deal found 3/14![Delta logo]()
$1,040
This British Airways deal was found by Cheapflights users on 3/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/248:10 pm
DUB
- COS
2 stops27h 13m
British Airways
Tue 4/285:13 pm
COS
- DUB
2 stops18h 37m
British Airways
Deal found 3/9![British Airways logo]()
$977
This Expedia deal was found by Cheapflights users on 3/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:30 pm
DUB
- COS
2 stops26h 53m
British Airways
Mon 5/45:13 pm
COS
- DUB
2 stops19h 22m
British Airways
Deal found 3/13![British Airways logo]()
$1,009
This British Airways deal was found by Cheapflights users on 3/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/308:30 am
DUB
- COS
2 stops22h 29m
British Airways
Sun 4/54:48 pm
COS
- DUB
2 stops18h 52m
British Airways
Deal found 3/14![British Airways logo]()
$1,041
This Flysmarter deal was found by Cheapflights users on 3/10. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:10 am
ORK
- DEN
1 stop16h 10m
British Airways
Fri 5/15:44 pm
DEN
- ORK
2 stops14h 26m
British Airways
Deal found 3/10![British Airways logo]()
$1,134
Last-minute flights from Ireland to ColoradoDiscover last-minute flight deals from Ireland to Colorado. Data last updated March 14, 2026 and is based on user searches.
Discover last-minute flight deals from Ireland to Colorado. Data last updated March 14, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2511:30 am
DUB
- DEN
2 stops31h 54m
American Airlines
Wed 4/811:46 am
DEN
- DUB
1 stop14h 49m
American Airlines
Deal found 3/12![American Airlines logo]()
$516
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Thu 4/211:45 am
DUB
- DEN
1 stop14h 19m
American Airlines
Wed 4/88:40 am
DEN
- DUB
1 stop14h 50m
American Airlines
Deal found 3/9![American Airlines logo]()
$496
This Iberia deal was found by Cheapflights users on 3/11. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/29:30 am
DUB
- DEN
1 stop21h 24m
Iberia
Wed 4/82:41 pm
DEN
- DUB
1 stop12h 04m
Iberia
Deal found 3/11![Iberia logo]()
$521
This BusinessClass deal was found by Cheapflights users on 3/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/39:30 am
DUB
- DEN
1 stop13h 23m
British Airways
Thu 4/96:40 pm
DEN
- DUB
1 stop17h 40m
British Airways
Deal found 3/9![British Airways logo]()
$507
This Finnair deal was found by Cheapflights users on 3/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/79:30 am
DUB
- DEN
1 stop17h 25m
Finnair
Sun 5/1010:28 am
DEN
- DUB
1 stop16h 17m
Finnair
Deal found 3/10![Finnair logo]()
$483
This Iberia deal was found by Cheapflights users on 3/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/79:30 am
DUB
- DEN
1 stop19h 29m
Iberia
Sun 5/1010:28 am
DEN
- DUB
1 stop16h 17m
Iberia
Deal found 3/12![Iberia logo]()
$523
This Travelocity deal was found by Cheapflights users on 3/11. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:30 pm
DUB
- DEN
1 stop26h 50m
British Airways
Wed 4/156:30 pm
DEN
- DUB
1 stop13h 05m
British Airways
Deal found 3/11![British Airways logo]()
$502
This Finnair deal was found by Cheapflights users on 3/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:30 am
DUB
- DEN
1 stop17h 25m
Multiple Airlines
Mon 4/206:30 pm
DEN
- DUB
1 stop17h 10m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$506
This Finnair deal was found by Cheapflights users on 3/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:40 am
DUB
- DEN
2 stops20h 05m
Finnair
Mon 4/2010:28 am
DEN
- DUB
2 stops23h 47m
Finnair
Deal found 3/12![Finnair logo]()
$520
This British Airways deal was found by Cheapflights users on 3/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:30 pm
DUB
- DEN
1 stop26h 50m
British Airways
Sun 4/266:30 pm
DEN
- DUB
1 stop30h 15m
British Airways
Deal found 3/11![British Airways logo]()
$503
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Thu 4/2312:40 pm
DUB
- DEN
1 stop17h 07m
American Airlines
Thu 4/308:40 am
DEN
- DUB
1 stop14h 50m
American Airlines
Deal found 3/9![American Airlines logo]()
$499
This oojo deal was found by Cheapflights users on 3/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/274:10 pm
ORK
- DEN
1 stop31h 10m
Aer Lingus
Mon 5/46:40 pm
DEN
- ORK
1 stop13h 30m
Aer Lingus
Deal found 3/13![Aer Lingus logo]()
$677
One-way flights from Ireland to ColoradoSearch for one-way flight options from Ireland to Colorado. Find affordable one-way fares based on user searches. Data last updated March 14, 2026.
Search for one-way flight options from Ireland to Colorado. Find affordable one-way fares based on user searches. Data last updated March 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:25 am
DUB
- DEN
2 stops34h 41m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:35 am
DUB
- DEN
2 stops35h 45m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
Fri 5/89:35 am
DUB
- DEN
2 stops29h 49m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:35 am
DUB
- DEN
3 stops47h 24m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/317:55 am
DUB
- DEN
2 stops47h 43m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$396
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:10 pm
DUB
- DEN
3 stops37h 28m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Thu 6/1110:00 pm
DUB
- DEN
2 stops28h 17m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:00 pm
DUB
- DEN
2 stops32h 09m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/106:50 am
DUB
- DEN
2 stops23h 19m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
Sat 4/252:35 pm
ORK
- DEN
3 stops51h 45m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1311:00 pm
SNN
- DEN
2 stops42h 06m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$475
This oojo deal was found by Cheapflights users on 3/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:30 am
SNN
- DEN
2 stops17h 45m
Aer Lingus
Deal found 3/10![Aer Lingus logo]()
$476
Find flight deals from Ireland to Colorado
Keep the following information in mind while searching for Ireland to Colorado flight deals. Data was last updated March 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $450 (FlightHub) |
One-way from | $358 (Kiwi.com) |
Popular in | August |
Cheapest in | September |
Average price | $692 |
Good one-way deal | $691 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ireland to Colorado 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 March 14, 2026.
Use the filters below to find and compare flights from Ireland to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DublinDenver
DUB - DEN
DUBDEN
Dublin
Wed 4/22
8:30 pm-4:20 pm
1 stop26h 50m
Denver Intl
Sun 4/26
6:30 pm-7:45 am
1 stop30h 15m
$503
DublinDenver
DUB - DEN
DUBDEN
Dublin
Fri 5/1
5:55 am-5:21 pm
2 stops18h 26m
Denver Intl
Sat 5/16
11:30 am-10:45 am
1 stop16h 15m
$577
DublinDenver
DUB - DEN
DUBDEN
Dublin
Mon 5/4
5:55 am-8:04 pm
2 stops21h 09m
Denver Intl
Sun 5/17
12:55 am-9:15 am
1 stop25h 20m
$600
DublinDenver
DUB - DEN
DUBDEN
Dublin
Sat 5/2
6:30 am-5:02 pm
2 stops17h 32m
Denver Intl
Sat 5/16
6:40 pm-2:50 pm
1 stop13h 10m
$665
ShannonDenver
SNN - DEN
SNNDEN
Shannon
Thu 6/4
1:45 pm-9:48 am
2 stops27h 03m
Denver Intl
Mon 6/8
8:47 am-5:25 am
2 stops13h 38m
$675
CorkDenver
ORK - DEN
ORKDEN
Cork
Mon 4/27
4:10 pm-4:20 pm
1 stop31h 10m
Denver Intl
Mon 5/4
6:40 pm-3:10 pm
1 stop13h 30m
$677
ShannonDenver
SNN - DEN
SNNDEN
Shannon
Tue 4/28
7:30 am-4:20 pm
1 stop15h 50m
Denver Intl
Tue 5/5
12:24 pm-11:20 am
2 stops15h 56m
$677
CorkDenver
ORK - DEN
ORKDEN
Cork
Mon 4/27
7:10 am-4:20 pm
1 stop16h 10m
Denver Intl
Mon 5/4
5:44 pm-3:10 pm
2 stops14h 26m
$681
DublinDenver
DUB - DEN
DUBDEN
Dublin
Sat 4/25
5:55 am-8:28 pm
2 stops21h 33m
Denver Intl
Sat 5/2
10:30 am-9:15 am
2 stops15h 45m
$722
DublinDenver
DUB - DEN
DUBDEN
Dublin
Tue 4/7
5:55 am-5:17 pm
2 stops18h 22m
Denver Intl
Sun 5/10
11:30 am-10:45 am
1 stop16h 15m
$739
Showing 1-10 of 45 resultsSorted by cheapest first
Best time to book a flight from Ireland to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Ireland with our price prediction graph.
ORK-DEN
DUB-DEN
SNN-DEN
DUB-COS
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 Ireland to Colorado
IE0-USCO
ORK-DEN
DUB-DEN
SNN-DEN
DUB-COS
What is the cheapest month to book a flight from Ireland to Colorado?
Currently, June is the cheapest month in which you can book a flight from Ireland to Colorado (average of $414). Flying from Ireland to Colorado in July is currently the most expensive (average of $709). 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.
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated March 14, 2026.
Read reviews from past customers who have flown United Airlines,Aer Lingus, andAmerican Airlines from Ireland to Colorado. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Food
6.6
Reviews
1 / 20
6.0
GoodGerry,Jan 2026
YVR - DEN
Entertainment
7.1
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Food
6.6
Reviews
1 / 20
6.0
GoodGerry,Jan 2026
YVR - DEN
Entertainment
7.1
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Food
6.6
Reviews
1 / 20
6.0
GoodGerry,Jan 2026
YVR - DEN
Entertainment
7.1
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Food
6.6
Reviews
1 / 20
6.0
GoodGerry,Jan 2026
YVR - DEN
Related info for your journey
Find useful and relevant information for your journey from Ireland to Colorado. 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 Ireland to Colorado
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Colorado by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ireland to Colorado by cabin class
Find flights from Ireland to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ireland and Colorado flights
Browse other Ireland and Colorado flight options. Last updated on March 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Colorado
Find the right flight back to Ireland after your stay in Colorado
Ireland to Colorado flights
Consider these flights traveling from Ireland to Colorado.
Top 3 airlines flying from Ireland to Colorado
Discover the top 3 airlines that operate flights from Ireland to Colorado. 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 March 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$433 | Average$808 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$484 | Average$999 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$625 | Average$879 | FlexibilityNo cancel fee | On-time69% |