Cheapest return flights from Chicago to Dublin in May from 346€

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

Return flights

06 May - 15 May Icelandair
06 May - 16 May Icelandair
12 May - 20 May Icelandair
11 May - 18 May Icelandair
05 May - 13 May British Airways
05 May - 13 May Iberia direct
03 May - 13 May Aer Lingus direct
04 May - 13 May Aer Lingus direct
05 May - 12 May Aer Lingus direct
08 May - 21 May Icelandair
19 May - 03 Jun Icelandair
20 May - 02 Jun Air Canada
19 May - 03 Jun Iberia direct
30 May - 09 Jun Air Canada
27 May - 05 Jun Iberia direct
20 May - 02 Jun Aer Lingus direct
27 May - 01 Jun British Airways
16 May - 01 Jun Air Canada
30 May - 13 Jun Air Canada
27 May - 01 Jun Iberia direct

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

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