Chicago to Dublin Flights on Aer Lingus from $503.13*
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Book Chicago to Dublin flight deals*
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Take a tour of Dublin and its hidden gems in 59 seconds
Explore the sights and sounds of Dublin's fair city in our video "59 seconds in Dublin".
Fly direct from Chicago to Dublin, Ireland
We love flying from Dublin to Chicago because it connects two vibrant cities with rich culture, warm hospitality, and deep Irish ties. From Dublin’s charm to Chicago’s bold energy, it’s a journey that feels familiar and exciting all at once.
Why Fly Direct from Chicago to Dublin with Aer Lingus?
Book your direct flight from Chicago to Dublin with Aer Lingus and start your Irish adventure with a warm welcome on board. Enjoy a complimentary meal and drink, relax with your choice of movies, shows, or music, and stay connected with Wi-Fi and mobile access — all designed to make your journey as comfortable and enjoyable as possible. Find out what makes flying with us special.
How long is the flight from Chicago to Dublin?
The total Chicago to Dublin flight time is 7 hours and 30 minutes.
When is the cheapest time of year to fly to Dublin?
The best time to book cheap flights from Chicago to Dublin with Aer Lingus is January through to March.
What is the best day to Book flights from Chicago to Dublin?
Aer Lingus often releases Sale fares on Tuesdays, making this the best day to book cheap flights to Dublin from Chicago. Our advice if you are booking flights Chicago to Dublin is to keep visiting us at Aerlingus.com to ensure you do not miss these fares.
How Much are Chicago to Dublin Flights?
Fares are based on availability and season. Our recommendation to get the best price fare is to book early and then start planning your trip. Always check our website for the most recent fares.
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Book Chicago to Dublin flight deals*
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Chicago (ORD) | Dublin (DUB) | Roundtrip* / Economy | 24 Mar 2026 - 7 Apr 2026 | From $512.33 Seen: 8 hrs ago |
| Chicago (ORD) | Dublin (DUB) | Roundtrip* / Economy | 20 Apr 2026 - 30 Apr 2026 | From $512.45 Seen: 1 hour ago |
| Chicago (ORD) | Dublin (DUB) | Roundtrip* / Economy | 1 Feb 2026 - 8 Feb 2026 | From $558.13 Seen: 18 hrs ago |
| Chicago (ORD) | Dublin (DUB) | Roundtrip* / Economy | 19 Apr 2026 - 26 Apr 2026 | From $562.45 Seen: 3 hrs ago |
| Chicago (ORD) | Dublin (DUB) | Roundtrip* / Economy | 29 Mar 2026 - 6 Apr 2026 | From $562.45 Seen: 5 hrs ago |
* Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.