Cheapest return flights from Chicago to Dublin in March from $388

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

Return flights

04 Mar - 10 Mar Iberia
01 Mar - 07 Mar Icelandair
02 Mar - 08 Mar Icelandair
02 Mar - 09 Mar Icelandair
01 Mar - 06 Mar Icelandair
06 Mar - 08 Mar Icelandair
01 Mar - 10 Mar Aer Lingus direct
01 Mar - 06 Mar Aer Lingus direct
04 Mar - 10 Mar Aer Lingus direct
10 Mar - 17 Mar Icelandair
30 Mar - 09 Apr Aer Lingus direct
28 Mar - 18 Apr Air Canada
28 Mar - 05 Apr Air Canada
27 Mar - 03 Apr Air Canada
29 Mar - 05 Apr American Airlines
11 Mar - 04 Apr Lufthansa
15 Mar - 04 Apr Air Canada
28 Mar - 04 Apr Air Canada
26 Mar - 18 Apr Aer Lingus direct
20 Mar - 11 Apr Air Canada

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

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