Cheapest return flights from Chicago to Dublin in May from 383€

AirHint found the following cheapest return flights from Chicago (ORD) to Dublin (DUB) in May 2026 (see full year).

Return flights

05 May - 13 May Air Canada
05 May - 12 May Air Canada
04 May - 11 May Air Canada
05 May - 13 May Aer Lingus direct
05 May - 12 May Aer Lingus direct
05 May - 11 May SWISS
01 May - 08 May Lufthansa
03 May - 10 May Air Canada
05 May - 14 May Air Canada
13 May - 20 May Air Canada
27 May - 03 Jun Aer Lingus direct
20 May - 03 Jun Aer Lingus direct
24 May - 08 Jun Aer Lingus direct
31 May - 08 Jun Aer Lingus direct
31 May - 14 Jun Aer Lingus direct
30 May - 08 Jun Aer Lingus direct
30 May - 07 Jun Aer Lingus direct
29 May - 06 Jun Aer Lingus direct

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

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