$318+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DUB
May 27 — Jun 31
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to Dublin with Cheapflights
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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
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 April 27, 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 April 27, 2026.
This oojo deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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.
Tue 11/37:20 pm
ORD
- DUB
1 stop17h 00m
Scandinavian Airlines
Sun 11/157:05 pm
DUB
- ORD
1 stop27h 40m
Scandinavian Airlines
Deal found 4/23![Scandinavian Airlines logo]()
$595
This Trip.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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 10/318:20 pm
ORD
- DUB
1 stop17h 00m
Scandinavian Airlines
Sat 11/1410:10 am
DUB
- ORD
1 stop12h 35m
Scandinavian Airlines
Deal found 4/23![Scandinavian Airlines logo]()
$609
This CrystalTravel deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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.
Tue 12/16:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Mon 12/711:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 4/26![Icelandair logo]()
$610
This Trip.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:20 pm
ORD
- DUB
1 stop17h 00m
Scandinavian Airlines
Fri 11/67:05 pm
DUB
- ORD
1 stop27h 40m
Scandinavian Airlines
Deal found 4/27![Scandinavian Airlines logo]()
$612
This Trip.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” 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.
Wed 11/47:20 pm
ORD
- DUB
1 stop17h 00m
Scandinavian Airlines
Wed 11/117:05 pm
DUB
- ORD
1 stop27h 40m
Scandinavian Airlines
Deal found 4/22![Scandinavian Airlines logo]()
$613
This CrystalTravel deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
Mon 11/26:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Mon 11/1611:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 4/27![Icelandair logo]()
$619
This oojo deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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 10/216:00 pm
ORD
- DUB
1 stop24h 05m
TAP AIR PORTUGAL
Tue 11/34:55 pm
DUB
- ORD
1 stop28h 35m
TAP AIR PORTUGAL
Deal found 4/23![TAP AIR PORTUGAL logo]()
$621
This oojo deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 11/267:20 pm
ORD
- DUB
1 stop17h 00m
Scandinavian Airlines
Mon 11/3012:30 pm
DUB
- ORD
2 stops34h 15m
Scandinavian Airlines
Deal found 4/26![Scandinavian Airlines logo]()
$622
This oojo deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 10/187:15 pm
ORD
- DUB
1 stop17h 05m
Scandinavian Airlines
Sun 10/257:05 pm
DUB
- ORD
1 stop27h 40m
Scandinavian Airlines
Deal found 4/27![Scandinavian Airlines logo]()
$625
This oojo deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 12/106:30 pm
ORD
- DUB
1 stop9h 45m
Icelandair
Tue 12/1511:30 am
DUB
- ORD
1 stop11h 50m
Icelandair
Deal found 4/26![Icelandair logo]()
$627
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 April 27, 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 April 27, 2026.
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 8/166:30 am
ORD
- DUB
1 stop22h 10m
United Airlines
Sun 8/239:20 am
DUB
- ORD
1 stop32h 40m
United Airlines
Deal found 4/26![United Airlines logo]()
$802
This Finnair deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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.
Tue 7/2810:35 pm
ORD
- DUB
Nonstop7h 15m
Finnair
Thu 8/69:30 am
DUB
- ORD
Nonstop8h 00m
Finnair
Deal found 4/25![Finnair logo]()
$828
This Delta deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/313:50 pm
ORD
- DUB
1 stop12h 55m
Delta
Wed 6/108:55 am
DUB
- ORD
1 stop11h 35m
Delta
Deal found 4/27![Delta logo]()
$830
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:20 pm
ORD
- DUB
Nonstop7h 25m
United Airlines
Wed 10/711:35 am
DUB
- ORD
Nonstop8h 05m
United Airlines
Deal found 4/26![United Airlines logo]()
$812
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 7/2810:51 am
ORD
- DUB
1 stop18h 19m
United Airlines
Tue 8/49:50 am
DUB
- ORD
1 stop30h 26m
United Airlines
Deal found 4/27![United Airlines logo]()
$824
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 8/411:03 am
ORD
- DUB
1 stop14h 17m
United Airlines
Thu 8/139:50 am
DUB
- ORD
1 stop11h 05m
United Airlines
Deal found 4/26![United Airlines logo]()
$824
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 7/198:20 pm
ORD
- DUB
Nonstop7h 25m
United Airlines
Wed 7/299:20 am
DUB
- ORD
1 stop11h 35m
United Airlines
Deal found 4/27![United Airlines logo]()
$825
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/287:10 am
ORD
- DUB
1 stop22h 00m
United Airlines
Fri 6/59:20 am
DUB
- ORD
2 stops39h 27m
United Airlines
Deal found 4/25![United Airlines logo]()
$878
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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
Wed 7/299:20 am
DUB
- ORD
1 stop11h 35m
United Airlines
Deal found 4/27![United Airlines logo]()
$885
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/308:20 pm
ORD
- DUB
Nonstop7h 25m
United Airlines
Fri 6/129:20 am
DUB
- ORD
1 stop11h 35m
United Airlines
Deal found 4/27![United Airlines logo]()
$885
This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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 6/256:30 am
ORD
- DUB
1 stop22h 10m
United Airlines
Wed 8/199:20 am
DUB
- ORD
1 stop29h 40m
United Airlines
Deal found 4/23![United Airlines logo]()
$898
Last-minute flights from O'Hare Intl to DublinDiscover last-minute flight deals from O'Hare Intl to Dublin. Data last updated April 27, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Dublin. Data last updated April 27, 2026 and is based on user searches.
This CrystalTravel deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
Tue 5/57:25 pm
ORD
- DUB
1 stop9h 40m
Icelandair
Tue 5/122:15 pm
DUB
- ORD
1 stop10h 00m
Icelandair
Deal found 4/27![Icelandair logo]()
$703
This Icelandair deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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.
Fri 5/87:25 pm
ORD
- DUB
1 stop11h 50m
Icelandair
Mon 5/112:15 pm
DUB
- ORD
1 stop10h 00m
Icelandair
Deal found 4/24![Icelandair logo]()
$686
This Icelandair deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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.
Fri 5/87:25 pm
ORD
- DUB
1 stop11h 50m
Icelandair
Tue 5/122:15 pm
DUB
- ORD
1 stop10h 00m
Icelandair
Deal found 4/24![Icelandair logo]()
$698
This Icelandair deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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.
Fri 5/87:25 pm
ORD
- DUB
1 stop11h 50m
Icelandair
Fri 5/1512:15 pm
DUB
- ORD
1 stop12h 00m
Icelandair
Deal found 4/24![Icelandair logo]()
$726
This Mytrip deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 5/258:50 am
ORD
- DUB
2 stops22h 25m
Multiple Airlines
Tue 6/22:15 pm
DUB
- ORD
2 stops24h 45m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$728
This Mytrip deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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 4/23![Multiple Airlines logo]()
$694
This Mytrip deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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
Thu 6/49:40 am
DUB
- ORD
2 stops29h 20m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$716
This Mytrip deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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
Wed 6/312:15 pm
DUB
- ORD
2 stops26h 45m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$721
This Mytrip deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/319:55 am
ORD
- DUB
2 stops22h 40m
Multiple Airlines
Sat 6/139:40 am
DUB
- ORD
2 stops29h 20m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$718
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 April 27, 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 April 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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 7/2210:25 pm
ORD
- DUB
2 stops18h 15m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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 10/207:25 pm
ORD
- DUB
2 stops22h 10m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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 7/2510:25 pm
ORD
- DUB
2 stops18h 30m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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 5/235:30 pm
ORD
- DUB
2 stops47h 00m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$326
This Mytrip deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 6/88:20 pm
ORD
- DUB
2 stops30h 00m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 4/27![Multiple Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 7/2110:25 pm
ORD
- DUB
2 stops12h 15m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 4/27![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 10/157:25 pm
ORD
- DUB
2 stops21h 00m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$338
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 April 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $621 (oojo) |
One-way from | $318 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $630 |
Good round-trip deal | $837 or less |
Good one-way deal | $472 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 April 27, 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
Sun 8/16
6:30 am-10:40 am
1 stop22h 10m
Dublin
Sun 8/23
9:20 am-12:00 pm
1 stop32h 40m
$802
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Wed 9/30
8:20 pm-9:45 am
Nonstop7h 25m
Dublin
Wed 10/7
11:35 am-1:40 pm
Nonstop8h 05m
$812
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 7/28
10:51 am-11:10 am
1 stop18h 19m
Dublin
Tue 8/4
9:50 am-10:16 am
1 stop30h 26m
$824
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 8/4
11:03 am-7:20 am
1 stop14h 17m
Dublin
Thu 8/13
9:50 am-2:55 pm
1 stop11h 05m
$824
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sun 7/19
8:20 pm-9:45 am
Nonstop7h 25m
Dublin
Wed 7/29
9:20 am-2:55 pm
1 stop11h 35m
$825
Quickest round-trip
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 7/28
10:35 pm-11:50 am
Nonstop7h 15m
Dublin
Thu 8/6
9:30 am-11:30 am
Nonstop8h 00m
$828
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sun 5/31
3:50 pm-10:45 am
1 stop12h 55m
Dublin
Wed 6/10
8:55 am-2:30 pm
1 stop11h 35m
$830
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Thu 5/28
7:10 am-11:10 am
1 stop22h 00m
Dublin
Fri 6/5
9:20 am-6:47 pm
2 stops39h 27m
$878
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Thu 7/16
8:20 pm-9:45 am
Nonstop7h 25m
Dublin
Wed 7/29
9:20 am-2:55 pm
1 stop11h 35m
$885
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sat 5/30
8:20 pm-9:45 am
Nonstop7h 25m
Dublin
Fri 6/12
9:20 am-2:55 pm
1 stop11h 35m
$885
Showing 1-10 of 20 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 April.
| 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
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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 $894). 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 April 27, 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 April 27, 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.
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
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.
Traveling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsMaynooth
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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 April 27, 2026.
Other flights from O'Hare Intl
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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 April 27, 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% |