Cheapest return flights from Chicago to Dublin in May from 421€

Best time to book flights for Chicago (ORD) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Dublin (DUB) in May 2025 (see full year).

Return flights

07 May - 13 May TAP
04 May - 15 May Scandinavian Airlines
07 May - 15 May TAP
02 May - 09 May Icelandair
08 May - 15 May Icelandair
03 May - 10 May TAP
08 May - 11 May Icelandair
08 May - 19 May Icelandair
16 May - 29 May Icelandair
07 May - 25 May Icelandair
19 May - 09 Jun SWISS
20 May - 09 Jun Air Canada
31 May - 07 Jun Icelandair
29 May - 04 Jun Icelandair
28 May - 09 Jun Icelandair
29 May - 10 Jun Icelandair
19 May - 09 Jun United direct
29 May - 04 Jun Aer Lingus direct
25 May - 01 Jun Air Canada
29 May - 10 Jun Aer Lingus direct

Also check the deals for one-way flights from Chicago to Dublin in May.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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