Flights from Chicago to Dublin available from USD 403*

The average flight duration from Chicago O'Hare International Airport to Dublin Airport is around 7 hours and 30 minutes. However, this does not account for any layovers, which will extend your overall journey time.

When you book flights from Chicago to Dublin with Icelandair, you can choose to add a stopover in Iceland at no extra airfare.

The best time to book flights to Dublin from Chicago depends on your budget and what you’d like to experience in Dublin.

Summer brings brighter and longer days alongside outdoor festivals and community events. While winter unveils Dublin’s festive charm as an infectious and cozy atmosphere takes hold.

Alternatively, planning your trip during Dublin’s off-season can help you secure a good deal on Chicago to Dublin tickets.

Being flexible on what dates and which season you visit can help you find the best airfare from Chicago to Dublin.

Between January and February is typically the cheapest time to book tickets as the demand is generally lower.

We also recommend booking your flights in advance and checking our flight deals regularly to secure the best airfare.

Passengers flying from Chicago to Dublin with Icelandair will change at Keflavík International Airport. From there, you will fly directly to Dublin.

You can also extend your stopover in Reykjavík for up to seven days at no extra cost. That’s two captivating capitals under just one ticket, what’s not love?

Icelandair offers flights to Dublin from Chicago O'Hare International Airport. Alternatively, you can find flights to Dublin from 11 other cities across the United States, including Boston and Seattle.