$243+ Cheap flights from Chicago (CHI) 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — DUB
Oct 4 — Oct 111
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Ireland with Cheapflights
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Cheapest flights from Chicago to IrelandExplore the most affordable flight options available from Chicago to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
Explore the most affordable flight options available from Chicago to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
This Mytrip deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Wed 11/116:30 pm -
1 stop9h 45m
Wed 11/1811:30 am -
1 stop11h 50m
Deal found 9/3![Icelandair logo]()
$488
This oojo deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 11/166:30 pm -
1 stop9h 45m
Thu 11/2611:30 am -
1 stop11h 50m
Deal found 9/3![Icelandair logo]()
$489
This Booking.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Tue 12/18:05 pm -
Nonstop7h 25m
Tue 12/1511:30 am -
Nonstop8h 40m
Deal found 9/3![Aer Lingus logo]()
$530
This Booking.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Tue 11/248:05 pm -
Nonstop7h 25m
Fri 12/411:30 am -
Nonstop8h 40m
Deal found 9/3![Aer Lingus logo]()
$531
This Gotogate deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Sun 10/254:55 pm -
Nonstop7h 20m
Tue 11/311:30 am -
Nonstop8h 40m
Deal found 9/3![Aer Lingus logo]()
$538
This FlightHub deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Tue 12/83:55 pm -
Nonstop7h 20m
Tue 12/1511:30 am -
Nonstop8h 40m
Deal found 9/3![Multiple Airlines logo]()
$540
This Justfly.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/289:05 pm -
Nonstop7h 25m
Wed 11/411:30 am -
Nonstop8h 40m
Deal found 9/3![Iberia logo]()
$549
This deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:50 pm -
1 stop13h 15m
Thu 11/128:50 am -
1 stop15h 55m
Deal found 9/3![British Airways logo]()
$553
This Cheapflightsfares deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 11/26:30 pm -
1 stop9h 45m
Fri 11/1311:30 am -
1 stop11h 50m
Deal found 9/3![Icelandair logo]()
$566
This FlightHub deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Sat 12/53:55 pm -
Nonstop7h 20m
Fri 12/1111:30 am -
Nonstop8h 40m
Deal found 9/3![Iberia logo]()
$580
This Delta deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 12/21:02 pm -
1 stop12h 43m
Wed 12/95:45 am -
2 stops17h 05m
Deal found 9/1![Delta logo]()
$703
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 12/111:28 am -
2 stops15h 17m
Tue 12/155:45 am -
2 stops18h 16m
Deal found 9/2![Delta logo]()
$708
Best flights from Chicago to IrelandDiscover carefully curated flight deals from Chicago to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
Discover carefully curated flight deals from Chicago to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
This United Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 12/16:30 pm -
Nonstop7h 40m
Tue 12/159:00 am -
1 stop12h 38m
Deal found 8/31![United Airlines logo]()
$689
This Scandinavian Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 10/227:15 pm -
1 stop17h 05m
Tue 10/2712:30 pm -
2 stops34h 15m
Deal found 8/31![Scandinavian Airlines logo]()
$694
This Finnair deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Wed 11/118:30 pm -
1 stop11h 35m
Wed 11/189:00 am -
1 stop15h 45m
Deal found 9/3![Multiple Airlines logo]()
$712
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 10/185:10 pm -
1 stop15h 30m
Tue 11/311:15 am -
1 stop33h 10m
Deal found 8/31![Delta logo]()
$712
This KLM deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 12/15:14 pm -
2 stops17h 26m
Tue 12/85:15 pm -
2 stops29h 02m
Deal found 9/2![KLM logo]()
$715
This Cheapflightsfares deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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.
Thu 10/159:00 pm -
1 stop11h 00m
Thu 10/222:30 pm -
1 stop10h 45m
Deal found 8/31![Aer Lingus logo]()
$1,049
This British Airways deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 8/31![British Airways logo]()
$1,330
This Scandinavian Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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.
Fri 2/57:15 pm -
2 stops33h 20m
Thu 2/117:05 pm -
1 stop27h 40m
Deal found 8/31![Scandinavian Airlines logo]()
$694
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 12/22:30 pm -
1 stop11h 00m
Wed 12/910:40 am -
Nonstop8h 40m
Deal found 9/3![United Airlines logo]()
$697
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 1/136:00 am -
2 stops20h 45m
Tue 1/195:45 am -
2 stops18h 52m
Deal found 8/31![Delta logo]()
$713
This KLM deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” 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 8/30![KLM logo]()
$715
This Scandinavian Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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.
Sun 1/107:15 pm -
2 stops33h 30m
Fri 1/1510:55 am -
2 stops35h 50m
Deal found 8/29![Scandinavian Airlines logo]()
$701
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 11/412:27 pm -
1 stop13h 28m
Wed 11/115:45 am -
2 stops16h 33m
Deal found 9/2![Delta logo]()
$723
This KLM deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/181:27 pm -
2 stops14h 48m
Tue 11/35:40 am -
2 stops18h 20m
Deal found 9/2![KLM logo]()
$726
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 1/216:30 pm -
Nonstop7h 40m
Thu 1/289:00 am -
1 stop12h 38m
Deal found 9/2![United Airlines logo]()
$744
This Scandinavian Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 11/57:15 pm -
2 stops32h 05m
Sat 11/1410:05 am -
2 stops36h 40m
Deal found 9/2![Scandinavian Airlines logo]()
$713
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 11/111:05 pm -
1 stop12h 40m
Wed 11/185:45 am -
2 stops16h 54m
Deal found 9/3![Delta logo]()
$723
This KLM deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/275:09 pm -
2 stops18h 31m
Mon 11/25:30 pm -
2 stops30h 30m
Deal found 9/2![KLM logo]()
$734
This Scandinavian Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” 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 2/257:15 pm -
1 stop17h 05m
Sun 2/2811:20 am -
2 stops35h 25m
Deal found 8/30![Scandinavian Airlines logo]()
$715
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 10/285:31 pm -
2 stops18h 09m
Tue 11/35:40 am -
2 stops18h 20m
Deal found 8/31![Delta logo]()
$734
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 9/163:45 pm -
1 stop12h 30m
Wed 9/235:45 pm -
2 stops52h 15m
Deal found 9/2![Multiple Airlines logo]()
$1,000
This KLM deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/271:23 pm -
2 stops16h 17m
Mon 11/25:40 am -
1 stop14h 45m
Deal found 9/2![KLM logo]()
$774
This United Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 9/66:05 pm -
Nonstop7h 25m
Tue 9/159:30 am -
Nonstop8h 20m
Deal found 8/29![United Airlines logo]()
$880
This Scandinavian Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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.
Sat 2/137:15 pm -
2 stops33h 30m
Sun 2/2110:55 am -
2 stops35h 50m
Deal found 9/2![Scandinavian Airlines logo]()
$729
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:29 am -
2 stops20h 11m
Mon 11/25:30 pm -
2 stops30h 30m
Deal found 8/31![Delta logo]()
$734
This Mytrip deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/182:15 pm -
2 stops21h 05m
Sun 10/251:00 pm -
2 stops25h 23m
Deal found 9/3![Multiple Airlines logo]()
$1,007
This KLM deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” 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 10/135:10 pm -
1 stop15h 30m
Tue 10/206:15 am -
1 stop14h 00m
Deal found 8/30![KLM logo]()
$796
This Scandinavian Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 10/87:15 pm -
2 stops17h 50m
Tue 10/1311:40 am -
2 stops34h 30m
Deal found 9/1![Scandinavian Airlines logo]()
$733
This United Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” 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 9/910:25 am -
1 stop17h 50m
Thu 9/179:30 am -
Nonstop8h 20m
Deal found 8/30![United Airlines logo]()
$887
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 10/258:29 am -
2 stops21h 11m
Tue 11/35:40 am -
2 stops16h 52m
Deal found 8/31![Delta logo]()
$734
Last-minute flights from Chicago to IrelandDiscover last-minute flight deals from Chicago to Ireland. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Ireland. Data last updated September 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 10/185:29 pm -
2 stops15h 11m
Tue 11/311:15 am -
1 stop33h 10m
Deal found 8/31![Delta logo]()
$712
This Justfly.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Thu 10/229:00 pm -
Nonstop7h 35m
Tue 11/311:30 am -
Nonstop8h 40m
Deal found 9/3![Aer Lingus logo]()
$599
This Gotogate deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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.
Thu 10/226:00 pm -
1 stop24h 05m
Fri 10/304:25 am -
1 stop17h 05m
Deal found 9/1![TAP AIR PORTUGAL logo]()
$602
This Justfly.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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.
Thu 10/226:00 pm -
1 stop24h 05m
Tue 11/34:55 pm -
1 stop28h 35m
Deal found 9/2![TAP AIR PORTUGAL logo]()
$618
This Gotogate deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Sun 10/254:55 pm -
Nonstop7h 20m
Tue 11/311:30 am -
Nonstop8h 40m
Deal found 9/3![Aer Lingus logo]()
$538
This Trip.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Sun 10/257:30 pm -
1 stop11h 45m
Tue 11/311:30 am -
1 stop11h 50m
Deal found 9/3![Icelandair logo]()
$590
This Cheapflightsfares deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/257:30 pm -
1 stop11h 45m
Wed 11/411:30 am -
1 stop11h 50m
Deal found 9/3![Icelandair logo]()
$617
This KLM deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 10/2512:27 pm -
1 stop14h 28m
Tue 11/38:50 am -
2 stops15h 10m
Deal found 8/31![KLM logo]()
$710
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 10/257:25 pm -
1 stop14h 20m
Tue 11/311:15 am -
1 stop33h 10m
Deal found 8/31![Delta logo]()
$716
This FlightHub deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 9/3![Multiple Airlines logo]()
$549
This oojo deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/287:30 pm -
1 stop9h 45m
Wed 11/411:30 am -
1 stop11h 50m
Deal found 9/3![Icelandair logo]()
$591
This Booking.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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.
Sat 10/314:55 pm -
Nonstop7h 20m
Wed 11/411:30 am -
Nonstop8h 40m
Deal found 9/3![Aer Lingus logo]()
$581
One-way flights from Chicago to IrelandSearch for one-way flight options from Chicago to Ireland. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
Search for one-way flight options from Chicago to Ireland. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 12/28:05 pm -
Nonstop7h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Aer Lingus logo]()
$243
This Trip.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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.
Fri 10/211:45 am -
1 stop17h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/83:20 pm -
1 stop14h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/111:45 am -
1 stop17h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$280
This Mytrip deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/89:55 am -
1 stop19h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$282
This Mytrip deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/189:55 am -
1 stop19h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 10/36:20 am -
3 stops57h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$284
This Mytrip deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” 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 9/1![Multiple Airlines logo]()
$286
This Mytrip deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/211:05 am -
2 stops18h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$290
This Mytrip deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 9/3![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” 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 10/206:21 am -
3 stops35h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” 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 10/36:20 am -
3 stops52h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$300
Find flight deals from Chicago to Ireland
Keep the following information in mind while searching for Chicago to Ireland flight deals. Data was last updated September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $483 (Mytrip) |
One-way from | $243 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $712 |
Good round-trip deal | $828 or less |
Good one-way deal | $434 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago 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 4, 2026.
Use the filters below to find and compare flights from Chicago to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoDublin
MDW Chicago Midway - DUB Dublin
MDWDUB
Chicago Midway
Tue 10/20
6:21 am-11:25 pm
3 stops35h 04m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$298
ChicagoCork
ORD Chicago O'Hare Intl - ORK Cork
ORDORK
Chicago O'Hare Intl
Sun 11/15
6:30 pm-8:10 am
2 stops31h 40m
Cork
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$309
ChicagoShannon
MDW Chicago Midway - SNN Shannon
MDWSNN
Chicago Midway
Sat 10/3
6:25 am-4:35 pm
3 stops52h 10m
Shannon
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$310
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Sun 2/28
9:50 pm-4:55 pm
1 stop13h 05m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$317
Quickest round-trip
ChicagoDublin
ORD Chicago O'Hare Intl - DUB Dublin
ORDDUB
Chicago O'Hare Intl
Tue 12/1
5:10 pm-9:40 am
1 stop10h 30m
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
Wed 12/2
5:10 pm-2:05 pm
1 stop14h 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
Tue 3/2
5:10 pm-12:10 pm
1 stop13h 00m
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 2/7
7:55 am-7:30 am
2 stops17h 35m
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
Mon 3/1
10:35 am-9:45 am
2 stops17h 10m
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 2/28
9:30 am-8:45 am
2 stops17h 15m
Dublin
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$329
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Chicago to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from Chicago with our price prediction graph.
MDW-DUB
ORD-DUB
ORD-SNN
ORD-ORK
MDW-SNN
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 to Ireland
CHI-IE0
MDW-DUB
ORD-DUB
ORD-SNN
ORD-ORK
What is the cheapest month to book a flight from Chicago to Ireland?
Currently, January is the cheapest month in which you can book a flight from Chicago to Ireland (average of $512). Flying from Chicago to Ireland in June is currently the most expensive (average of $967). 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 CHI to IE?
Find hourly flight availability from Chicago 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 4, 2026.
When flying from Chicago 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 to Ireland
Explore weekly flight availability from Chicago 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 4, 2026.
The most flights from CHI to IE0 are scheduled on a Wednesday (19 on average). You will have fewer flight options on Tuesday, 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 to Ireland?
To ensure you get the cheapest price possible for a flight from Chicago to Ireland, you should look to book at least 86 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 4, 2026.
Peruse reviews from past customers who have flown with United Airlines,Aer Lingus, andAmerican Airlines from Chicago to Ireland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Food
6.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Food
6.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Food
6.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Food
6.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Food
6.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Food
6.7
Crew
8.1
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Related info for your journey
Find useful and relevant information for your journey from Chicago 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 Chicago 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 Chicago to Ireland by cabin class
Find flights from Chicago to Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Chicago and Ireland flights
Browse other Chicago and Ireland flight options. Last updated on September 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Chicago to Ireland flights
Consider these flights traveling from Chicago to Ireland.
Fly to Ireland regions
Consider these flights traveling to Ireland regions.
Top 10 airlines flying from Chicago to Ireland
Discover the top 10 airlines that operate flights from Chicago 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 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$346 | Average$576 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$359 | Average$694 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$386 | Average$496 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$424 | Average$764 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$425 | Average$849 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$469 | Average$603 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$469 | Average$771 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$473 | Average$831 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$476 | Average$856 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$479 | Average$822 | FlexibilityNo cancel fee | On-timeN/A |