$256+ Cheap flights from O'Hare Intl (ORD) 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DUB
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to Ireland with Cheapflights
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Cheapest flights from O'Hare Intl to IrelandExplore the most affordable flight options available from O'Hare Intl 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 O'Hare Intl to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:05 am -
1 stop15h 05m
Thu 12/109:00 am -
1 stop12h 38m
Deal found 9/9![Multiple Airlines logo]()
$521
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:55 pm -
Nonstop7h 20m
Wed 11/113:50 pm -
Nonstop8h 30m
Deal found 9/8![Aer Lingus logo]()
$523
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:05 pm -
Nonstop7h 25m
Wed 11/113:50 pm -
Nonstop8h 30m
Deal found 9/9![Aer Lingus logo]()
$524
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.
Wed 11/118:30 pm -
1 stop11h 35m
Tue 11/171:25 pm -
1 stop12h 05m
Deal found 9/9![Multiple Airlines logo]()
$525
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/28:05 pm -
Nonstop7h 25m
Thu 12/1011:30 am -
Nonstop8h 40m
Deal found 9/9![Aer Lingus logo]()
$527
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.
Sun 11/85:55 am -
1 stop22h 25m
Thu 11/199:00 am -
1 stop30h 23m
Deal found 9/9![United Airlines logo]()
$531
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.
Wed 12/23:21 pm -
1 stop11h 09m
Thu 12/1011:30 am -
1 stop15h 00m
Deal found 9/9![Iberia logo]()
$539
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.
Wed 10/213:45 pm -
Nonstop7h 25m
Wed 11/411:30 am -
Nonstop8h 40m
Deal found 9/9![Aer Lingus logo]()
$540
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:10 pm -
1 stop14h 55m
Wed 11/188:40 pm -
1 stop23h 05m
Deal found 9/10![British Airways logo]()
$541
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:50 pm -
1 stop32h 45m
Tue 11/38:40 pm -
1 stop28h 05m
Deal found 9/8![British Airways logo]()
$542
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:35 pm -
1 stop11h 35m
Fri 11/1311:30 am -
1 stop15h 00m
Deal found 9/8![American Airlines logo]()
$543
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.
Sun 10/255:29 pm -
2 stops16h 16m
Sun 11/16:00 am -
1 stop14h 25m
Deal found 9/9![Delta logo]()
$637
Best flights from O'Hare Intl to IrelandDiscover carefully curated flight deals from O'Hare Intl 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 O'Hare Intl 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 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.
Wed 9/308:50 am -
1 stop19h 50m
Tue 10/611:35 am -
Nonstop8h 05m
Deal found 9/9![United Airlines logo]()
$594
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.
Sun 10/255:29 pm -
2 stops16h 16m
Sun 11/16:00 am -
1 stop14h 25m
Deal found 9/9![Delta logo]()
$637
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.
Mon 11/234:25 pm -
1 stop12h 15m
Sat 12/56:00 am -
1 stop14h 25m
Deal found 9/9![KLM logo]()
$644
This Turkish Airlines 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:25 am -
1 stop22h 40m
Wed 10/2810:40 am -
1 stop37h 40m
Deal found 9/6![Turkish Airlines logo]()
$739
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/216:30 pm -
Nonstop7h 40m
Mon 1/2512:10 pm -
1 stop34h 05m
Deal found 9/8![Multiple Airlines logo]()
$745
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.
Wed 10/288:15 pm -
2 stops56h 05m
Fri 11/1312:30 pm -
1 stop34h 15m
Deal found 9/5![Scandinavian Airlines logo]()
$752
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:05 pm -
1 stop16h 05m
Tue 11/37:50 am -
1 stop17h 40m
Deal found 9/6![British Airways logo]()
$913
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.
Sun 10/255:25 pm -
1 stop12h 15m
Sun 11/16:00 am -
1 stop14h 25m
Deal found 9/9![KLM logo]()
$644
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 11/234:25 pm -
1 stop18h 15m
Sat 12/56:00 am -
1 stop14h 25m
Deal found 9/8![Delta logo]()
$644
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.
Sun 1/106:30 pm -
Nonstop7h 40m
Fri 1/1510:40 am -
Nonstop8h 40m
Deal found 9/9![United Airlines logo]()
$697
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 10/266:00 pm -
2 stops17h 40m
Mon 11/211:15 am -
2 stops18h 42m
Deal found 9/9![Delta logo]()
$659
This Turkish 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:10 pm -
1 stop20h 55m
Mon 10/264:35 pm -
1 stop23h 25m
Deal found 9/7![Turkish Airlines logo]()
$779
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.
Tue 10/209:00 pm -
1 stop14h 20m
Tue 10/2710:25 am -
1 stop13h 55m
Deal found 9/5![Multiple Airlines logo]()
$785
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.
Mon 11/1611:05 am -
2 stops14h 25m
Thu 11/269:00 am -
1 stop12h 38m
Deal found 9/5![United Airlines logo]()
$717
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:15 pm -
2 stops16h 25m
Tue 12/85:40 am -
2 stops19h 05m
Deal found 9/7![KLM logo]()
$734
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 10/511:17 am -
2 stops15h 03m
Sun 10/1110:00 am -
1 stop17h 27m
Deal found 9/9![Delta logo]()
$695
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.
Wed 2/176:30 pm -
Nonstop7h 40m
Sun 2/219:00 am -
1 stop14h 43m
Deal found 9/7![United Airlines logo]()
$744
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/104:25 pm -
1 stop12h 15m
Fri 2/265:40 am -
2 stops17h 09m
Deal found 9/6![Delta logo]()
$715
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.
Fri 10/235:10 pm -
2 stops24h 25m
Fri 10/308:45 am -
2 stops17h 10m
Deal found 9/8![Multiple Airlines logo]()
$915
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.
Fri 10/302:38 pm -
1 stop14h 17m
Wed 11/410:40 am -
Nonstop8h 40m
Deal found 9/5![United Airlines logo]()
$796
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.
Tue 12/15:05 pm -
2 stops15h 25m
Tue 12/158:50 am -
2 stops15h 55m
Deal found 9/7![Delta logo]()
$728
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:40 pm -
2 stops35h 55m
Mon 10/191:05 pm -
2 stops39h 25m
Deal found 9/8![Multiple Airlines logo]()
$967
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.
Tue 2/1611:10 am -
2 stops17h 30m
Mon 2/225:40 am -
2 stops20h 57m
Deal found 9/7![Delta logo]()
$770
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.
Thu 10/228:45 am -
3 stops26h 50m
Thu 10/2910:25 am -
3 stops35h 05m
Deal found 9/7![Multiple Airlines logo]()
$970
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.
Mon 11/96:35 pm -
1 stop11h 50m
Thu 11/121:00 pm -
1 stop30h 45m
Deal found 9/6![British Airways logo]()
$1,329
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.
Wed 9/166:05 pm -
Nonstop7h 25m
Tue 9/229:30 am -
Nonstop8h 20m
Deal found 9/8![United Airlines logo]()
$937
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 12/2510:05 am -
1 stop15h 50m
Fri 1/111:55 am -
2 stops14h 51m
Deal found 9/9![Delta logo]()
$793
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:40 am -
2 stops19h 55m
Wed 10/281:00 pm -
2 stops25h 23m
Deal found 9/6![Multiple Airlines logo]()
$1,027
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 9/156:05 pm -
Nonstop7h 25m
Wed 9/239:30 am -
Nonstop8h 20m
Deal found 9/7![United Airlines logo]()
$937
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:10 pm -
2 stops20h 50m
Fri 11/137:55 am -
2 stops16h 50m
Deal found 9/8![British Airways logo]()
$1,381
Last-minute flights from O'Hare Intl to IrelandDiscover last-minute flight deals from O'Hare Intl to Ireland. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Ireland. Data last updated September 10, 2026 and is based on user searches.
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:45 pm -
1 stop10h 30m
Wed 10/79:20 am -
1 stop11h 35m
Deal found 9/9![Multiple Airlines logo]()
$566
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:00 pm -
Nonstop7h 35m
Thu 10/2911:30 am -
Nonstop8h 40m
Deal found 9/9![Aer Lingus logo]()
$567
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.
Wed 10/213:45 pm -
Nonstop7h 25m
Wed 11/411:30 am -
Nonstop8h 40m
Deal found 9/9![Aer Lingus logo]()
$540
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:50 pm -
1 stop32h 45m
Tue 11/38:40 pm -
1 stop28h 05m
Deal found 9/8![British Airways logo]()
$542
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.
Sun 10/253:05 pm -
1 stop13h 40m
Tue 11/310:45 am -
1 stop16h 58m
Deal found 9/9![KLM logo]()
$547
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.
Sun 10/259:59 am -
1 stop16h 56m
Tue 11/310:45 am -
1 stop14h 35m
Deal found 9/8![Delta logo]()
$548
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:55 pm -
Nonstop7h 20m
Wed 11/113:50 pm -
Nonstop8h 30m
Deal found 9/8![Aer Lingus logo]()
$523
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:55 pm -
Nonstop7h 20m
Wed 11/411:30 am -
Nonstop8h 40m
Deal found 9/9![Multiple Airlines logo]()
$541
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.
Wed 10/2812:59 pm -
1 stop13h 31m
Wed 11/410:40 am -
Nonstop8h 40m
Deal found 9/9![United Airlines logo]()
$546
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 10/281:23 pm -
1 stop13h 22m
Tue 11/1710:45 am -
1 stop12h 35m
Deal found 9/9![Delta logo]()
$556
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:15 am -
1 stop14h 55m
Mon 11/26:35 pm -
1 stop27h 40m
Deal found 9/9![Multiple Airlines logo]()
$558
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.
Sat 10/318:40 pm -
1 stop29h 30m
Wed 11/1810:40 am -
Nonstop8h 40m
Deal found 9/9![United Airlines logo]()
$550
One-way flights from O'Hare Intl to IrelandSearch for one-way flight options from O'Hare Intl to Ireland. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from O'Hare Intl to Ireland. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:45 pm -
1 stop13h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$256
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/112:00 pm -
1 stop15h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$275
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:55 am -
1 stop19h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$276
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:25 am -
3 stops33h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$283
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.
Tue 10/207:25 pm -
2 stops15h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$289
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.
Sat 10/179:55 am -
1 stop17h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![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 12/86:15 am -
2 stops25h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$306
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:25 pm -
3 stops45h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$310
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:30 pm -
2 stops30h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$337
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/236:30 pm -
3 stops36h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$362
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:30 pm -
2 stops33h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$368
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.
Sun 11/13:55 pm -
2 stops20h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$383
Find flight deals from O'Hare Intl to Ireland
Keep the following information in mind while searching for O'Hare Intl 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 | $521 (Gotogate) |
One-way from | $256 (Trip.com) |
Popular in | June |
Cheapest in | January |
Average price | $705 |
Good round-trip deal | $822 or less |
Good one-way deal | $441 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl 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 Chicago O'Hare Intl Airport to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Sat 10/3
3:45 pm-11:30 am
1 stop13h 45m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$296
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Tue 12/8
5:10 pm-4:55 pm
1 stop17h 45m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$317
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Sun 12/6
9:50 pm-7:45 pm
1 stop15h 55m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$317
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Thu 11/5
6:30 pm-7:30 am
2 stops31h 00m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$329
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Sun 10/11
9:38 am-8:20 am
1 stop16h 42m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$353
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Sat 10/3
10:59 am-9:00 am
1 stop16h 01m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$353
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Fri 10/2
9:38 am-8:20 am
1 stop16h 42m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$353
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Thu 10/15
9:38 am-8:20 am
1 stop16h 42m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$353
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Wed 10/21
9:38 am-8:20 am
1 stop16h 42m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$353
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Tue 10/20
12:38 pm-9:00 am
1 stop14h 22m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$353
Showing 1-10 of 48 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from O'Hare Intl with our price prediction graph.
ORD-DUB
ORD-ORK
ORD-SNN
ORD-KIR
ORD-NOC
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 Chicago O'Hare Intl Airport to Ireland
ORD-IE0
ORD-DUB
ORD-ORK
ORD-SNN
ORD-KIR
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Ireland?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ireland (average of $494). Flying from Chicago O'Hare Intl Airport to Ireland in June is currently the most expensive (average of $964). 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 ORD to IE?
Find hourly flight availability from O'Hare Intl 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.
When flying from Chicago O'Hare Intl Airport to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Chicago O'Hare Intl Airport to Ireland
Explore weekly flight availability from O'Hare Intl to Ireland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 10, 2026.
The most flights from ORD to IE0 are scheduled on a Wednesday (14 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).
How often are flights from Chicago to Ireland delayed?
About 25% of weekly flights between Chicago and Ireland have experienced delays in the past year, with the average delay time being 155 minutes.
What is the most punctual flight time for Chicago to Ireland flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to Ireland flights?
Over the last year, American Airlines have had the lowest number of delays on this route, with just 19% of flights being delayed.
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Ireland?
The price you pay for your flight from Chicago O'Hare Intl Airport to Ireland may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Ireland
Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated September 10, 2026.
Read reviews from past customers who have flown United Airlines,Aer Lingus, andAmerican Airlines from Chicago O'Hare Intl Airport to Ireland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Ireland. 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 O'Hare Intl to Ireland
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Complete your trip
Complete your trip to Ireland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from O'Hare Intl to Ireland by cabin class
Find flights from O'Hare Intl to Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
O'Hare Intl and Ireland flights
Browse other O'Hare Intl and Ireland flight options. Last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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Top 10 airlines flying from O'Hare Intl to Ireland
Discover the top 10 airlines that operate flights from O'Hare Intl 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$346 | Average$584 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$358 | Average$697 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$424 | Average$764 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$425 | Average$849 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$437 | Average$517 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$469 | Average$640 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$469 | Average$772 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$473 | Average$837 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$479 | Average$822 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$488 | Average$867 | FlexibilityNo cancel fee | On-time76% |