
Book Cheap Aer Lingus flight from Chicago (ORD) to Dublin (DUB) from CA $650
Find The Best Day to Book a Cheap Aer Lingus Flights From Chicago to Dublin
Cheapest Aer Lingus Flights from Chicago (ORD) to Dublin (DUB)
The cheapest flights to Dublin found within the past 7 days were CA $815 round trip and CA $650 one way. Prices and availability subject to change. Additional terms may apply.
Frequently asked questions
Grab a great Aer Lingus flight from ORD to DUB
To find a great deal on Aer Lingus flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Aer Lingus Chicago to Dublin gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Aer Lingus between Chicago and Dublin
Aer Lingus has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Chicago to Dublin with Aer Lingus are September.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Aer Lingus flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ORD | USA | O'Hare Intl. | 43 |
| DUB | IRL | Dublin | 16 |
| LHR | GBR | Heathrow | 7 |
| BOS | USA | Logan Intl. | 7 |
| JFK | USA | John F. Kennedy Intl. | 5 |
| IAH | USA | George Bush Intercontinental | 4 |
| MSN | USA | Dane County Regional | 4 |
| LAX | USA | Los Angeles Intl. | 3 |
| STL | USA | Lambert-St. Louis Intl. | 3 |
| BNA | USA | Nashville Intl. | 3 |
Travelers ❤️ these 🏨 after their flight to Dublin

Clayton Hotel Dublin Airport Central
The rooms are clean & adequate for a short stay. The staff are polite and responsive. The food is NOT upto expected standards of its sister hotels. More pride in their work from the chefs would help
Reviewed on Mar 20, 2026

Clayton Hotel Dublin Airport
Shuttle drivers were very good. Room was very clean and restaurant and cafe staff were pleasant and helpful.
Reviewed on Mar 20, 2026

Maldron Hotel Dublin Airport
Staff is really kind and helpful! Made are journey so much easier.
Reviewed on Mar 20, 2026
