$324+ Cheap flights from O'Hare Intl (ORD) to Dublin (DUB)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DUB
Jun 2 — Jun 91
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to Dublin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Chicago O'Hare Intl to Dublin are usually found in January or February, booked 65 days in advance, depart on a Monday or Wednesday and return on a Wednesday
Cheap flight deals from O'Hare Intl to Dublin
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Cheapest flights from O'Hare Intl to DublinExplore the most affordable flight options available from O'Hare Intl to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.
Explore the most affordable flight options available from O'Hare Intl to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.
This Super.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Tue 11/1711:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 4/28![Icelandair logo]()
$618
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Wed 11/1811:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 4/29![Icelandair logo]()
$619
This CrystalTravel deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Tue 12/811:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 4/28![Icelandair logo]()
$624
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:15 pm
ORD
- DUB
2 stops17h 10m
Scandinavian Airlines
Sun 10/257:05 pm
DUB
- ORD
1 stop27h 40m
Scandinavian Airlines
Deal found 4/30![Scandinavian Airlines logo]()
$625
This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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.
Sun 11/16:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Mon 11/911:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 4/28![Icelandair logo]()
$627
This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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.
Sat 10/177:15 pm
ORD
- DUB
2 stops17h 10m
Scandinavian Airlines
Thu 10/227:05 pm
DUB
- ORD
1 stop27h 05m
Scandinavian Airlines
Deal found 4/28![Scandinavian Airlines logo]()
$630
This Justfly.com deal was found by Cheapflights users on 4/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Thu 11/1211:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 4/29![Icelandair logo]()
$631
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Tue 11/1711:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 4/29![Icelandair logo]()
$632
This Booking.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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.
Sun 11/88:10 pm
ORD
- DUB
1 stop14h 00m
TAP AIR PORTUGAL
Tue 11/174:55 pm
DUB
- ORD
1 stop28h 35m
TAP AIR PORTUGAL
Deal found 4/28![TAP AIR PORTUGAL logo]()
$638
This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Mon 11/911:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 4/29![Icelandair logo]()
$640
This oojo deal was found by Cheapflights users on 5/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 pm
ORD
- DUB
1 stop22h 20m
TAP AIR PORTUGAL
Sat 11/144:55 pm
DUB
- ORD
1 stop28h 35m
TAP AIR PORTUGAL
Deal found 5/2![TAP AIR PORTUGAL logo]()
$641
Best flights from O'Hare Intl to DublinDiscover carefully curated flight deals from O'Hare Intl to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 3, 2026.
Discover carefully curated flight deals from O'Hare Intl to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 3, 2026.
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 9/16:10 pm
ORD
- DUB
1 stop11h 00m
United Airlines
Fri 9/1111:35 am
DUB
- ORD
Nonstop8h 05m
United Airlines
Deal found 4/29![United Airlines logo]()
$702
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 9/210:30 am
ORD
- DUB
2 stops15h 45m
Delta
Wed 9/1611:10 am
DUB
- ORD
2 stops16h 56m
Delta
Deal found 4/28![Delta logo]()
$714
This Scandinavian Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 9/17:15 pm
ORD
- DUB
2 stops33h 10m
Scandinavian Airlines
Mon 11/3012:30 pm
DUB
- ORD
2 stops34h 15m
Scandinavian Airlines
Deal found 4/30![Scandinavian Airlines logo]()
$719
This Finnair deal was found by Cheapflights users on 4/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1810:20 pm
ORD
- DUB
Nonstop7h 30m
Finnair
Tue 8/259:30 am
DUB
- ORD
Nonstop8h 00m
Finnair
Deal found 4/29![Finnair logo]()
$823
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 10/138:20 pm
ORD
- DUB
Nonstop7h 25m
United Airlines
Wed 10/2810:40 am
DUB
- ORD
Nonstop8h 40m
United Airlines
Deal found 4/30![United Airlines logo]()
$757
This Scandinavian Airlines deal was found by Cheapflights users on 4/29. 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 10/258:20 pm
ORD
- DUB
2 stops33h 25m
Scandinavian Airlines
Mon 11/212:30 pm
DUB
- ORD
2 stops34h 15m
Scandinavian Airlines
Deal found 4/29![Scandinavian Airlines logo]()
$773
This Finnair deal was found by Cheapflights users on 5/1. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:20 pm
ORD
- DUB
Nonstop7h 30m
Finnair
Thu 8/69:30 am
DUB
- ORD
Nonstop8h 00m
Finnair
Deal found 5/1![Finnair logo]()
$828
This United Airlines deal was found by Cheapflights users on 5/2. 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.
Mon 7/138:20 pm
ORD
- DUB
Nonstop7h 25m
United Airlines
Thu 7/239:20 am
DUB
- ORD
1 stop16h 32m
United Airlines
Deal found 5/2![United Airlines logo]()
$825
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:40 pm
ORD
- DUB
1 stop29h 35m
United Airlines
Sun 10/1811:35 am
DUB
- ORD
Nonstop8h 05m
United Airlines
Deal found 5/1![United Airlines logo]()
$831
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 10/106:00 am
ORD
- DUB
1 stop23h 10m
United Airlines
Sat 10/179:20 am
DUB
- ORD
2 stops28h 40m
United Airlines
Deal found 4/28![United Airlines logo]()
$863
This United Airlines deal was found by Cheapflights users on 5/2. 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 7/168:20 pm
ORD
- DUB
Nonstop7h 25m
United Airlines
Tue 8/49:50 am
DUB
- ORD
1 stop11h 05m
United Airlines
Deal found 5/2![United Airlines logo]()
$880
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/178:40 am
ORD
- DUB
1 stop16h 40m
United Airlines
Sun 12/1310:40 am
DUB
- ORD
Nonstop8h 40m
United Airlines
Deal found 5/1![United Airlines logo]()
$884
Last-minute flights from O'Hare Intl to DublinDiscover last-minute flight deals from O'Hare Intl to Dublin. Data last updated May 3, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Dublin. Data last updated May 3, 2026 and is based on user searches.
This SmartFares deal was found by Cheapflights users on 4/29. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:49 am
ORD
- DUB
1 stop16h 31m
JetBlue
Tue 5/1210:40 am
DUB
- ORD
1 stop16h 13m
JetBlue
Deal found 4/29![JetBlue logo]()
$712
This Super.com deal was found by Cheapflights users on 4/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/79:49 am
ORD
- DUB
1 stop16h 31m
JetBlue
Wed 5/1310:40 am
DUB
- ORD
1 stop16h 13m
JetBlue
Deal found 4/30![JetBlue logo]()
$746
This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:25 pm
ORD
- DUB
1 stop30h 40m
Icelandair
Wed 5/2712:15 pm
DUB
- ORD
1 stop15h 10m
Icelandair
Deal found 4/29![Icelandair logo]()
$726
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:35 pm
ORD
- DUB
2 stops29h 45m
Multiple Airlines
Tue 6/161:15 pm
DUB
- ORD
1 stop13h 01m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$715
This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/269:55 am
ORD
- DUB
2 stops19h 10m
Multiple Airlines
Tue 6/22:15 pm
DUB
- ORD
2 stops24h 45m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$721
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:55 am
ORD
- DUB
2 stops19h 10m
Multiple Airlines
Thu 6/42:15 pm
DUB
- ORD
2 stops24h 45m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$700
This Mytrip deal was found by Cheapflights users on 5/2. 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.
Fri 5/293:50 pm
ORD
- DUB
1 stop13h 05m
Multiple Airlines
Wed 6/109:40 am
DUB
- ORD
2 stops29h 20m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$720
This Expedia deal was found by Cheapflights users on 5/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/303:11 pm
ORD
- DUB
1 stop11h 49m
JetBlue
Fri 6/511:30 am
DUB
- ORD
1 stop28h 24m
JetBlue
Deal found 5/1![JetBlue logo]()
$718
This Mytrip deal was found by Cheapflights users on 5/1. 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.
Sat 5/302:15 pm
ORD
- DUB
2 stops35h 30m
Multiple Airlines
Fri 6/59:20 am
DUB
- ORD
1 stop11h 35m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$743
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/313:50 pm
ORD
- DUB
2 stops33h 55m
Air Canada
Tue 6/99:50 am
DUB
- ORD
2 stops16h 26m
Air Canada
Deal found 4/29![Air Canada logo]()
$713
One-way flights from O'Hare Intl to DublinSearch for one-way flight options from O'Hare Intl to Dublin. Find affordable one-way fares based on user searches. Data last updated May 3, 2026.
Search for one-way flight options from O'Hare Intl to Dublin. Find affordable one-way fares based on user searches. Data last updated May 3, 2026.
This Mytrip deal was found by Cheapflights users on 5/2. 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 7/197:25 pm
ORD
- DUB
2 stops21h 20m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/245:30 pm
ORD
- DUB
3 stops48h 45m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:25 pm
ORD
- DUB
2 stops17h 15m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:30 pm
ORD
- DUB
2 stops40h 45m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Thu 5/285:30 pm
ORD
- DUB
2 stops47h 35m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2610:25 pm
ORD
- DUB
2 stops18h 20m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:25 pm
ORD
- DUB
2 stops22h 34m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$332
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/33:45 pm
ORD
- DUB
1 stop11h 35m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Thu 9/37:25 pm
ORD
- DUB
2 stops22h 34m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$334
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/158:20 pm
ORD
- DUB
2 stops30h 00m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:25 pm
ORD
- DUB
2 stops18h 35m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$337
Find flight deals from O'Hare Intl to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $625 (oojo) |
One-way from | $324 (Mytrip) |
Popular in | June |
Cheapest in | January |
Average price | $768 |
Good round-trip deal | $882 or less |
Good one-way deal | $459 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Dublin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 3, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Dublin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 9/1
6:10 pm-11:10 am
1 stop11h 00m
Dublin
Fri 9/11
11:35 am-1:40 pm
Nonstop8h 05m
$702
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Wed 9/2
10:30 am-8:15 am
2 stops15h 45m
Dublin
Wed 9/16
11:10 am-10:06 pm
2 stops16h 56m
$714
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 9/1
7:15 pm-10:25 am
2 stops33h 10m
Dublin
Mon 11/30
12:30 pm-4:45 pm
2 stops34h 15m
$719
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 10/13
8:20 pm-9:45 am
Nonstop7h 25m
Dublin
Wed 10/28
10:40 am-2:20 pm
Nonstop8h 40m
$757
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sun 10/25
8:20 pm-10:45 am
2 stops33h 25m
Dublin
Mon 11/2
12:30 pm-4:45 pm
2 stops34h 15m
$773
Quickest round-trip
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sat 7/18
10:20 pm-11:50 am
Nonstop7h 30m
Dublin
Tue 8/25
9:30 am-11:30 am
Nonstop8h 00m
$823
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Mon 7/13
8:20 pm-9:45 am
Nonstop7h 25m
Dublin
Thu 7/23
9:20 am-7:52 pm
1 stop16h 32m
$825
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Mon 7/27
10:20 pm-11:50 am
Nonstop7h 30m
Dublin
Thu 8/6
9:30 am-11:30 am
Nonstop8h 00m
$828
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sat 10/10
8:40 pm-8:15 am
1 stop29h 35m
Dublin
Sun 10/18
11:35 am-1:40 pm
Nonstop8h 05m
$831
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sat 10/10
6:00 am-11:10 am
1 stop23h 10m
Dublin
Sat 10/17
9:20 am-8:00 am
2 stops28h 40m
$863
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to Dublin
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Dublin in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Dublin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from O'Hare Intl to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from O'Hare Intl with our price prediction graph.
ORD-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 Chicago O'Hare Intl Airport to Dublin
Prices
Airlines
Delays
More
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Dublin?
Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Dublin?
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Dublin (average of $517). Flying from Chicago O'Hare Intl Airport to Dublin in June is currently the most expensive (average of $901). 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 DUB?
Find hourly flight availability from O'Hare Intl to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 3, 2026.
When flying from Chicago O'Hare Intl Airport to Dublin, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Chicago to Dublin delayed?
About 22% of weekly flights between Chicago and Dublin have experienced delays in the past year, with the average delay time being 156 minutes.
What is the most punctual flight time for Chicago to Dublin 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?
Tuesday 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 Dublin flights?
Over the last year, Aer Lingus have had the lowest number of delays on this route, with just 19% of flights being delayed.
What’s the top layover airport for flights from Chicago O'Hare Intl Airport to Dublin?
Share of 1-stop round-trip flights from Chicago O'Hare Intl Airport to Dublin chosen by Cheapflights users in the past 12 months, using the same layover each way.
Lisbon (LIS) – chosen by Cheapflights users on 50% of 1-stop itineraries from Chicago O'Hare Intl Airport to Dublin on Cheapflights.
What’s the cheapest layover airport for flights from Chicago O'Hare Intl Airport to Dublin?
Average round-trip fare for 1-stop flights from Chicago O'Hare Intl Airport to Dublin, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Lisbon (LIS) is the most affordable 1-stop option, with an average round-trip price of $492.
What’s the fastest layover option from Chicago O'Hare Intl Airport to Dublin?
Shortest average travel time for 1-stop one-way flights from Chicago O'Hare Intl Airport to Dublin, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Lisbon (LIS) have the shortest average one-way travel time for 1-stop routes: 17h 50m.
Which airport typically offers the quickest layover for flights from Chicago O'Hare Intl Airport to Dublin?
Average layover duration for 1-stop one-way flights from Chicago O'Hare Intl Airport to Dublin, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Lisbon (LIS) offer the fastest connection on this route, with an average layover time of 5h 40m.
The best insider tips for Chicago O'Hare Intl Airport to Dublin flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Dublin trip
Our travel experts
Reviews of airlines servicing Dublin
Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated May 3, 2026.
Read through reviews of airlines operating flights from Chicago O'Hare Intl Airport to Dublin, such as United Airlines,Aer Lingus, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.4
Crew
8.1
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Dublin. 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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Other flights to Dublin
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O'Hare Intl and Dublin flights
Browse other O'Hare Intl and Dublin flight options. Last updated on May 3, 2026.
Other flights from O'Hare Intl
Browse through other flights departing from O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on May 3, 2026.
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Top 10 airlines flying from O'Hare Intl to Dublin
Discover the top 10 airlines that operate flights from O'Hare Intl to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$51 | Average$576 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$345 | Average$546 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$400 | Average$470 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$424 | Average$730 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$425 | Average$660 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$469 | Average$692 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$469 | Average$640 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$472 | Average$851 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$474 | Average$761 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$476 | Average$724 | FlexibilityNo cancel fee | On-time76% |