$292+ Cheap flights from Colorado to Ireland
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — DUB
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Cheapest flights from Colorado to IrelandExplore the most affordable flight options available from Colorado to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Colorado to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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.
Wed 10/1412:15 pm -
2 stops19h 25m
Wed 10/216:15 am -
2 stops20h 58m
Deal found 9/9![Delta logo]()
$627
This KLM deal was found by Cheapflights users on 9/9. 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.
Fri 10/306:00 am -
1 stop19h 45m
Fri 11/69:40 am -
1 stop17h 36m
Deal found 9/9![KLM logo]()
$644
This Delta deal was found by Cheapflights users on 9/9. 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 10/306:00 am -
2 stops19h 55m
Fri 11/69:40 am -
2 stops19h 42m
Deal found 9/9![Delta logo]()
$648
This Expedia deal was found by Cheapflights users on 9/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:17 am -
2 stops42h 28m
Sat 10/311:25 pm -
2 stops37h 51m
Deal found 9/9![KLM logo]()
$685
This Delta deal was found by Cheapflights users on 9/9. 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 10/26:35 am -
2 stops20h 45m
Fri 10/96:15 am -
2 stops18h 32m
Deal found 9/9![Delta logo]()
$688
This Cheapflightsfares deal was found by Cheapflights users on 9/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:40 pm -
1 stop11h 35m
Thu 11/1211:30 am -
1 stop13h 30m
Deal found 9/5![Icelandair logo]()
$689
This Cheapflightsfares deal was found by Cheapflights users on 9/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:40 pm -
1 stop11h 25m
Tue 10/2711:30 am -
1 stop13h 30m
Deal found 9/5![Icelandair logo]()
$694
This Mytrip deal was found by Cheapflights users on 9/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/184:40 pm -
2 stops21h 05m
Fri 10/236:35 am -
2 stops19h 25m
Deal found 9/6![Multiple Airlines logo]()
$700
This Expedia deal was found by Cheapflights users on 9/5. 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.
Sat 12/1211:20 am -
2 stops36h 50m
Thu 12/319:00 am -
1 stop14h 50m
Deal found 9/5![Multiple Airlines logo]()
$709
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:40 pm -
1 stop13h 35m
Sat 10/3111:30 am -
1 stop13h 30m
Deal found 9/7![Icelandair logo]()
$720
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 9/1910:45 am -
2 stops14h 10m
Sat 9/265:55 am -
2 stops21h 10m
Deal found 9/9![Delta logo]()
$724
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/197:15 pm -
1 stop29h 15m
Sun 11/299:00 am -
1 stop32h 35m
Deal found 9/9![United Airlines logo]()
$725
Best flights from Colorado to IrelandDiscover carefully curated flight deals from Colorado to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Colorado to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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.
Wed 10/1412:15 pm -
2 stops19h 25m
Wed 10/216:15 am -
2 stops20h 58m
Deal found 9/9![Delta logo]()
$627
This United deal was found by Cheapflights users on 9/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/125:55 pm -
1 stop33h 00m
Thu 12/319:00 am -
1 stop14h 50m
Deal found 9/5![Multiple Airlines logo]()
$734
This Iberia deal was found by Cheapflights users on 9/8. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:00 am -
1 stop17h 10m
Tue 11/1712:55 pm -
1 stop16h 39m
Deal found 9/8![Iberia logo]()
$746
This United Airlines deal was found by Cheapflights users on 9/5. 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 1/245:50 am -
1 stop19h 20m
Thu 1/289:00 am -
2 stops19h 55m
Deal found 9/5![United Airlines logo]()
$747
This Air Canada deal was found by Cheapflights users on 9/8. 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.
Sun 11/87:00 am -
3 stops17h 10m
Mon 11/169:00 am -
3 stops19h 59m
Deal found 9/8![Air Canada logo]()
$805
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:46 am -
2 stops17h 34m
Wed 10/77:30 am -
2 stops21h 56m
Deal found 9/9![British Airways logo]()
$828
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/137:00 am -
2 stops21h 30m
Mon 12/287:50 am -
1 stop14h 20m
Deal found 9/9![Aer Lingus logo]()
$845
This SmartFares deal was found by Cheapflights users on 9/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:40 pm -
1 stop15h 50m
Mon 10/55:05 pm -
1 stop29h 35m
Deal found 9/5![Lufthansa logo]()
$904
This Delta deal was found by Cheapflights users on 9/9. 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 10/26:35 am -
2 stops20h 45m
Fri 10/96:15 am -
2 stops18h 32m
Deal found 9/9![Delta logo]()
$688
This Scandinavian Airlines deal was found by Cheapflights users on 9/5. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:35 am -
3 stops29h 30m
Sat 10/1010:15 am -
2 stops18h 37m
Deal found 9/5![Scandinavian Airlines logo]()
$1,412
This United Airlines deal was found by Cheapflights users on 9/8. 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 11/91:47 pm -
2 stops13h 33m
Tue 11/1710:40 am -
2 stops16h 57m
Deal found 9/8![United Airlines logo]()
$750
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/16:05 am -
2 stops19h 40m
Wed 2/105:45 am -
2 stops25h 38m
Deal found 9/7![Delta logo]()
$713
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:11 am -
2 stops19h 19m
Mon 11/238:05 pm -
2 stops30h 54m
Deal found 9/9![British Airways logo]()
$834
This Iberia deal was found by Cheapflights users on 9/8. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:00 am -
2 stops15h 15m
Tue 11/1712:55 pm -
1 stop16h 39m
Deal found 9/8![Multiple Airlines logo]()
$864
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 10/110:45 am -
2 stops15h 30m
Sun 10/115:55 am -
2 stops20h 39m
Deal found 9/9![Delta logo]()
$724
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/47:40 am -
1 stop19h 35m
Tue 10/2012:30 pm -
1 stop12h 30m
Deal found 9/5![United Airlines logo]()
$808
This British Airways deal was found by Cheapflights users on 9/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/235:01 pm -
1 stop16h 59m
Wed 1/63:10 pm -
1 stop31h 00m
Deal found 9/6![British Airways logo]()
$859
This Ovago deal was found by Cheapflights users on 9/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:00 am -
2 stops26h 45m
Sun 11/17:50 am -
1 stop14h 20m
Deal found 9/9![Multiple Airlines logo]()
$872
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:01 pm -
1 stop15h 44m
Mon 11/168:05 pm -
2 stops28h 35m
Deal found 9/9![British Airways logo]()
$877
This United Airlines deal was found by Cheapflights users on 9/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:30 pm -
1 stop14h 45m
Wed 10/712:30 pm -
1 stop15h 36m
Deal found 9/7![United Airlines logo]()
$918
This Justfly.com deal was found by Cheapflights users on 9/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
1 stop13h 35m
Wed 10/217:10 am -
1 stop16h 15m
Deal found 9/9![Multiple Airlines logo]()
$932
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 10/196:35 am -
2 stops20h 45m
Wed 10/285:40 am -
2 stops24h 04m
Deal found 9/9![Delta logo]()
$854
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:35 pm -
1 stop13h 35m
Wed 10/287:40 am -
1 stop14h 30m
Deal found 9/9![British Airways logo]()
$913
This Delta deal was found by Cheapflights users on 9/8. 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.
Mon 10/126:20 am -
2 stops18h 35m
Mon 10/269:55 am -
2 stops19h 09m
Deal found 9/8![Delta logo]()
$878
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
1 stop13h 35m
Wed 10/2111:25 am -
2 stops20h 11m
Deal found 9/9![British Airways logo]()
$923
This Iberia deal was found by Cheapflights users on 9/7. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:00 am -
1 stop17h 10m
Fri 11/2012:55 pm -
1 stop16h 41m
Deal found 9/7![Iberia logo]()
$1,428
This Delta deal was found by Cheapflights users on 9/5. 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 9/206:15 am -
2 stops25h 25m
Mon 10/55:10 pm -
2 stops34h 03m
Deal found 9/5![Delta logo]()
$912
This Cheapflightsfares deal was found by Cheapflights users on 9/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:35 pm -
1 stop18h 15m
Wed 10/2111:25 am -
2 stops18h 27m
Deal found 9/8![British Airways logo]()
$970
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 11/171:47 pm -
2 stops13h 33m
Fri 11/209:30 am -
2 stops15h 09m
Deal found 9/8![United Airlines logo]()
$1,184
This Delta deal was found by Cheapflights users on 9/5. 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 9/2610:50 am -
2 stops16h 10m
Sat 10/35:55 am -
2 stops15h 02m
Deal found 9/5![Delta logo]()
$1,032
Last-minute flights from Colorado to IrelandDiscover last-minute flight deals from Colorado to Ireland. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Ireland. Data last updated September 10, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 9/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:27 pm -
1 stop13h 08m
Tue 9/294:45 pm -
1 stop22h 52m
Deal found 9/9![Aer Lingus logo]()
$743
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 9/1910:45 am -
2 stops14h 10m
Sat 9/265:55 am -
2 stops21h 10m
Deal found 9/9![Delta logo]()
$724
This Delta deal was found by Cheapflights users on 9/9. 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 10/26:35 am -
2 stops20h 45m
Fri 10/96:15 am -
2 stops18h 32m
Deal found 9/9![Delta logo]()
$688
This FlightHub deal was found by Cheapflights users on 9/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:03 am -
2 stops17h 37m
Tue 10/1310:30 am -
2 stops19h 22m
Deal found 9/8![British Airways logo]()
$738
This Delta deal was found by Cheapflights users on 9/9. 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.
Wed 10/1412:15 pm -
2 stops19h 25m
Wed 10/216:15 am -
2 stops20h 58m
Deal found 9/9![Delta logo]()
$627
This Mytrip deal was found by Cheapflights users on 9/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/184:40 pm -
2 stops21h 05m
Fri 10/236:35 am -
2 stops19h 25m
Deal found 9/6![Multiple Airlines logo]()
$700
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:00 am -
1 stop19h 45m
Tue 11/31:25 pm -
2 stops37h 51m
Deal found 9/7![Delta logo]()
$743
This Cheapflightsfares deal was found by Cheapflights users on 9/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:40 pm -
1 stop11h 25m
Tue 10/2711:30 am -
1 stop13h 30m
Deal found 9/5![Icelandair logo]()
$694
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:40 pm -
1 stop13h 35m
Sat 10/3111:30 am -
1 stop13h 30m
Deal found 9/7![Icelandair logo]()
$720
This Expedia deal was found by Cheapflights users on 9/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:17 am -
2 stops42h 28m
Sat 10/311:25 pm -
2 stops37h 51m
Deal found 9/9![KLM logo]()
$685
This KLM deal was found by Cheapflights users on 9/9. 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.
Fri 10/306:00 am -
1 stop19h 45m
Fri 11/69:40 am -
1 stop17h 36m
Deal found 9/9![KLM logo]()
$644
This Delta deal was found by Cheapflights users on 9/9. 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 10/306:00 am -
2 stops19h 55m
Fri 11/69:40 am -
2 stops19h 42m
Deal found 9/9![Delta logo]()
$648
One-way flights from Colorado to IrelandSearch for one-way flight options from Colorado to Ireland. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Colorado to Ireland. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:15 pm -
1 stop15h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![WestJet logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sat 10/37:12 pm -
2 stops38h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:57 pm -
3 stops40h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$293
This Mytrip deal was found by Cheapflights users on 9/5. 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 10/234:40 pm -
2 stops18h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sat 10/177:12 am -
2 stops20h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$297
This Expedia deal was found by Cheapflights users on 9/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/35:01 pm -
1 stop12h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![British Airways logo]()
$307
This Mytrip deal was found by Cheapflights users on 9/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/274:40 pm -
1 stop11h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Icelandair logo]()
$313
This Cheapflightsfares deal was found by Cheapflights users on 9/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/15:01 pm -
1 stop17h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![British Airways logo]()
$314
This Mytrip deal was found by Cheapflights users on 9/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/281:30 pm -
1 stop10h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/47:10 pm -
3 stops36h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$322
This FlightHub deal was found by Cheapflights users on 9/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/223:40 pm -
1 stop11h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Icelandair logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:44 am -
3 stops43h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$329
Find flight deals from Colorado to Ireland
Keep the following information in mind while searching for Colorado to Ireland flight deals. Data was last updated September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $627 (Delta) |
One-way from | $292 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $816 |
Good round-trip deal | $992 or less |
Good one-way deal | $438 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado to Ireland 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Colorado to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverDublin
DEN Denver Intl - DUB Dublin
DENDUB
Denver Intl
Sun 2/28
11:50 pm-7:30 am
2 stops24h 40m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$329
DenverDublin
DEN Denver Intl - DUB Dublin
DENDUB
Denver Intl
Sun 12/27
6:00 am-7:55 am
1 stop18h 55m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$329
DenverShannon
DEN Denver Intl - SNN Shannon
DENSNN
Denver Intl
Tue 10/6
10:44 am-1:30 pm
3 stops43h 46m
Shannon
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$329
DenverDublin
DEN Denver Intl - DUB Dublin
DENDUB
Denver Intl
Sat 12/5
11:59 pm-8:10 am
2 stops25h 11m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$329
Colorado SpringsDublin
COS Colorado Springs - DUB Dublin
COSDUB
Colorado Springs
Mon 12/7
10:20 am-7:45 pm
2 stops26h 25m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$337
Quickest round-trip
Colorado SpringsDublin
COS Colorado Springs - DUB Dublin
COSDUB
Colorado Springs
Mon 12/7
11:43 am-8:10 am
1 stop13h 27m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$348
DenverDublin
DEN Denver Intl - DUB Dublin
DENDUB
Denver Intl
Fri 10/2
6:09 am-8:10 pm
3 stops31h 01m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$380
DenverShannon
DEN Denver Intl - SNN Shannon
DENSNN
Denver Intl
Mon 3/1
3:40 pm-2:10 pm
2 stops15h 30m
Shannon
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$380
DenverShannon
DEN Denver Intl - SNN Shannon
DENSNN
Denver Intl
Fri 10/2
10:30 am-5:20 pm
2 stops23h 50m
Shannon
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$394
DenverDublin
DEN Denver Intl - DUB Dublin
DENDUB
Denver Intl
Sat 12/19
5:40 pm-7:10 am
1 stop30h 30m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$447
Showing 1-10 of 51 resultsSorted by cheapest first
Best time to book a flight from Colorado to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from Colorado with our price prediction graph.
DEN-ORK
COS-DUB
DEN-DUB
DEN-SNN
GJT-DUB
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 Colorado to Ireland
USCO-IE0
DEN-ORK
COS-DUB
DEN-DUB
DEN-SNN
What is the cheapest month to book a flight from Colorado to Ireland?
Currently, January is the cheapest month in which you can book a flight from Colorado to Ireland (average of $475). Flying from Colorado to Ireland in June is currently the most expensive (average of $1,012). 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 CO to IE?
Find hourly flight availability from Colorado to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 10, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Ireland as you normally would.
How far ahead should I book a flight from Colorado to Ireland?
The best time to book flights from Colorado to Ireland is 84 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.
Related info for your journey
Find useful and relevant information for your journey from Colorado to Ireland. 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.
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Complete your trip
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Top regions
Alternative routes for Colorado to Ireland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ireland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado to Ireland by cabin class
Find flights from Colorado to Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and Ireland flights
Browse other Colorado and Ireland flight options. Last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Ireland
Find the right flight back to Colorado after your stay in Ireland
Colorado to Ireland flights
Consider these flights traveling from Colorado to Ireland.
Fly to Ireland regions
Consider these flights traveling to Ireland regions.
Top 10 airlines flying from Colorado to Ireland
Discover the top 10 airlines that operate flights from Colorado to Ireland. 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$358 | Average$608 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$402 | Average$597 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$429 | Average$574 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$432 | Average$753 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$458 | Average$646 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$472 | Average$798 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$475 | Average$788 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$485 | Average$719 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$487 | Average$663 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$514 | Average$842 | FlexibilityNo cancel fee | On-timeN/A |