$328+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DUB
Jul 13 — Jul 201
Round-trip
1 adult, Economy
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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 83 days in advance, depart on a Wednesday or Monday and return on a Sunday
Cheap flight deals from O'Hare Intl to Dublin
Cheapest
Best
Last-minute
One-way
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 June 13, 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 June 13, 2026.
This KAYAK deal was found by Cheapflights users on 6/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:50 am
ORD
- DUB
1 stop13h 20m
Aer Lingus
Tue 9/81:20 pm
DUB
- ORD
1 stop25h 40m
Aer Lingus
Deal found 6/8![Aer Lingus logo]()
$487
This KAYAK deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:40 am
ORD
- DUB
1 stop12h 30m
Aer Lingus
Mon 11/21:00 pm
DUB
- ORD
1 stop12h 20m
Aer Lingus
Deal found 6/11![Aer Lingus logo]()
$501
This KAYAK deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:50 am
ORD
- DUB
1 stop13h 20m
Aer Lingus
Wed 9/91:20 pm
DUB
- ORD
1 stop12h 28m
Aer Lingus
Deal found 6/11![Aer Lingus logo]()
$514
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:09 am
ORD
- DUB
1 stop15h 01m
Aer Lingus
Sun 9/61:20 pm
DUB
- ORD
1 stop12h 14m
Aer Lingus
Deal found 6/8![Aer Lingus logo]()
$516
This KAYAK deal was found by Cheapflights users on 6/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:50 am
ORD
- DUB
1 stop13h 20m
Aer Lingus
Sun 9/61:20 pm
DUB
- ORD
1 stop12h 32m
Aer Lingus
Deal found 6/8![Aer Lingus logo]()
$537
This KAYAK deal was found by Cheapflights users on 6/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:50 am
ORD
- DUB
1 stop13h 20m
Aer Lingus
Sat 9/121:20 pm
DUB
- ORD
1 stop25h 40m
Aer Lingus
Deal found 6/10![Aer Lingus logo]()
$543
This KAYAK deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:50 am
ORD
- DUB
1 stop13h 20m
Aer Lingus
Mon 9/71:20 pm
DUB
- ORD
1 stop25h 40m
Aer Lingus
Deal found 6/11![Aer Lingus logo]()
$574
This KAYAK deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:42 am
ORD
- DUB
1 stop11h 28m
Aer Lingus
Wed 9/161:20 pm
DUB
- ORD
1 stop12h 28m
Aer Lingus
Deal found 6/9![Aer Lingus logo]()
$587
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:45 am
ORD
- DUB
1 stop16h 15m
Multiple Airlines
Fri 9/2510:40 am
DUB
- ORD
1 stop16h 55m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$589
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 June 13, 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 June 13, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:15 pm
ORD
- DUB
1 stop17h 05m
Scandinavian Airlines
Fri 8/217:50 pm
DUB
- ORD
2 stops26h 20m
Scandinavian Airlines
Deal found 6/12![Scandinavian Airlines logo]()
$652
This Icelandair deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Wed 12/911:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 6/11![Icelandair logo]()
$653
This United deal was found by Cheapflights users on 6/8. 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.
Mon 10/267:35 pm
ORD
- DUB
Nonstop7h 35m
Multiple Airlines
Mon 11/212:10 pm
DUB
- ORD
1 stop34h 10m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$690
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:30 pm
ORD
- DUB
1 stop10h 50m
United Airlines
Thu 9/109:20 am
DUB
- ORD
1 stop11h 32m
United Airlines
Deal found 6/12![United Airlines logo]()
$693
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:20 pm
ORD
- DUB
Nonstop7h 30m
American Airlines
Wed 8/199:30 am
DUB
- ORD
Nonstop8h 00m
American Airlines
Deal found 6/10![American Airlines logo]()
$698
This Scandinavian Airlines deal was found by Cheapflights users on 6/8. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:15 pm
ORD
- DUB
2 stops33h 30m
Scandinavian Airlines
Mon 11/212:35 pm
DUB
- ORD
2 stops34h 10m
Scandinavian Airlines
Deal found 6/8![Scandinavian Airlines logo]()
$682
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:00 pm
ORD
- DUB
1 stop13h 40m
United Airlines
Wed 11/49:00 am
DUB
- ORD
1 stop14h 28m
United Airlines
Deal found 6/11![United Airlines logo]()
$693
This British Airways deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:15 pm
ORD
- DUB
1 stop11h 15m
Multiple Airlines
Fri 8/219:30 am
DUB
- ORD
Nonstop8h 00m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$738
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:40 pm
ORD
- DUB
1 stop10h 05m
United Airlines
Wed 9/911:35 am
DUB
- ORD
Nonstop8h 05m
United Airlines
Deal found 6/12![United Airlines logo]()
$700
This Scandinavian Airlines deal was found by Cheapflights users on 6/8. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:15 pm
ORD
- DUB
2 stops17h 50m
Scandinavian Airlines
Mon 10/127:50 pm
DUB
- ORD
2 stops26h 20m
Scandinavian Airlines
Deal found 6/8![Scandinavian Airlines logo]()
$730
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:20 pm
ORD
- DUB
Nonstop7h 25m
United Airlines
Wed 11/410:40 am
DUB
- ORD
Nonstop8h 40m
United Airlines
Deal found 6/12![United Airlines logo]()
$742
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 9/113:40 pm
ORD
- DUB
1 stop10h 05m
United Airlines
Wed 11/1810:40 am
DUB
- ORD
Nonstop8h 40m
United Airlines
Deal found 6/9![United Airlines logo]()
$745
Last-minute flights from O'Hare Intl to DublinDiscover last-minute flight deals from O'Hare Intl to Dublin. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Dublin. Data last updated June 13, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/159:50 am
ORD
- DUB
2 stops16h 30m
Multiple Airlines
Sat 7/259:40 am
DUB
- ORD
2 stops33h 42m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$669
This Trip.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/189:50 am
ORD
- DUB
1 stop19h 40m
Multiple Airlines
Sat 9/191:15 pm
DUB
- ORD
1 stop12h 33m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$651
This Orbitz deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:25 pm
ORD
- DUB
1 stop11h 50m
Multiple Airlines
Mon 7/2710:40 am
DUB
- ORD
1 stop29h 26m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$624
This Mytrip deal was found by Cheapflights users on 6/9. 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.
Tue 7/218:40 pm
ORD
- DUB
2 stops29h 40m
Multiple Airlines
Sat 7/259:40 am
DUB
- ORD
2 stops33h 42m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$666
This Mytrip deal was found by Cheapflights users on 6/9. 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 7/267:25 pm
ORD
- DUB
2 stops22h 10m
Multiple Airlines
Thu 8/610:40 am
DUB
- ORD
1 stop15h 49m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$661
This Trip.com deal was found by Cheapflights users on 6/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:25 pm
ORD
- DUB
1 stop30h 40m
Multiple Airlines
Wed 8/510:40 am
DUB
- ORD
1 stop15h 49m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$673
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:50 am
ORD
- DUB
1 stop17h 30m
Multiple Airlines
Mon 8/39:40 am
DUB
- ORD
2 stops29h 20m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$680
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 June 13, 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 June 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Sat 9/510:25 pm
ORD
- DUB
2 stops18h 30m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Tue 9/110:25 pm
ORD
- DUB
2 stops19h 10m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Sun 9/67:25 pm
ORD
- DUB
1 stop11h 50m
Icelandair
Deal found 6/8![Icelandair logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Sat 9/57:25 pm
ORD
- DUB
1 stop9h 40m
Icelandair
Deal found 6/8![Icelandair logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Thu 9/37:25 pm
ORD
- DUB
2 stops22h 34m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Sat 8/87:25 pm
ORD
- DUB
2 stops31h 20m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$361
This KAYAK deal was found by Cheapflights users on 6/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:20 pm
ORD
- DUB
1 stop30h 00m
JetBlue
Deal found 6/8![JetBlue logo]()
$364
This Cheapflightsfares deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/111:09 pm
ORD
- DUB
1 stop13h 11m
JetBlue
Deal found 6/8![JetBlue logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:25 pm
ORD
- DUB
3 stops18h 35m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$380
This Expedia deal was found by Cheapflights users on 6/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/126:00 am
ORD
- DUB
1 stop21h 00m
JetBlue
Deal found 6/8![JetBlue logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:30 pm
ORD
- DUB
3 stops21h 30m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/44:59 pm
ORD
- DUB
2 stops44h 01m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$383
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 June 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $487 (KAYAK) |
One-way from | $328 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $947 |
Good round-trip deal | $927 or less |
Good one-way deal | $503 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 June 13, 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
Fri 8/14
7:15 pm-6:20 pm
1 stop17h 05m
Dublin
Fri 8/21
7:50 pm-4:10 pm
2 stops26h 20m
$652
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 12/1
6:30 pm-10:15 am
1 stop9h 45m
Dublin
Wed 12/9
11:30 am-5:20 pm
1 stop11h 50m
$653
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Mon 10/26
8:15 pm-10:45 am
2 stops33h 30m
Dublin
Mon 11/2
12:35 pm-4:45 pm
2 stops34h 10m
$682
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Mon 10/26
7:35 pm-8:10 am
Nonstop7h 35m
Dublin
Mon 11/2
12:10 pm-4:20 pm
1 stop34h 10m
$690
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 9/1
2:30 pm-7:20 am
1 stop10h 50m
Dublin
Thu 9/10
9:20 am-2:52 pm
1 stop11h 32m
$693
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 10/13
3:00 pm-10:40 am
1 stop13h 40m
Dublin
Wed 11/4
9:00 am-5:28 pm
1 stop14h 28m
$693
Quickest round-trip
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Mon 8/3
10:20 pm-11:50 am
Nonstop7h 30m
Dublin
Wed 8/19
9:30 am-11:30 am
Nonstop8h 00m
$698
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Wed 9/2
3:40 pm-7:45 am
1 stop10h 05m
Dublin
Wed 9/9
11:35 am-1:40 pm
Nonstop8h 05m
$700
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Thu 10/8
7:15 pm-7:05 pm
2 stops17h 50m
Dublin
Mon 10/12
7:50 pm-4:10 pm
2 stops26h 20m
$730
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Thu 8/6
9:15 pm-2:30 pm
1 stop11h 15m
Dublin
Fri 8/21
9:30 am-11:30 am
Nonstop8h 00m
$738
Showing 1-10 of 23 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 June.
| 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 Accuracy- | Trust Score*1 star | |
| 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 |
- 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
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How far ahead should I book a flight from Chicago O'Hare Intl Airport to Dublin?
Booking 82 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 $947). 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 June 13, 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 23% 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 21% 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 40% 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 Reykjavik (KEF) have the shortest average one-way travel time for 1-stop routes: 11h 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 Reykjavik (KEF) offer the fastest connection on this route, with an average layover time of 2h 48m.
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 June 13, 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.
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Related info for your journey
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O'Hare Intl and Dublin flights
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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 June 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$51 | Average$572 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$344 | Average$551 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$400 | Average$465 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$410 | Average$543 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$418 | Average$682 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$424 | Average$784 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$425 | Average$770 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$469 | Average$640 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$472 | Average$876 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$473 | Average$774 | FlexibilityNo cancel fee | On-time69% |