Cheapest return flights from Chicago to Dublin in March from $405

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

Return flights

11 Mar - 15 Mar Scandinavian Airlines
11 Mar - 14 Mar Scandinavian Airlines
08 Mar - 15 Mar Scandinavian Airlines
09 Mar - 15 Mar Scandinavian Airlines
09 Mar - 14 Mar Scandinavian Airlines
18 Mar - 25 Mar Scandinavian Airlines
05 Mar - 15 Mar Scandinavian Airlines
11 Mar - 17 Mar Scandinavian Airlines
04 Mar - 11 Mar Scandinavian Airlines
02 Mar - 08 Mar Scandinavian Airlines
31 Mar - 14 Apr Spirit Airlines
25 Mar - 01 Apr Lufthansa
29 Mar - 07 Apr Air Canada
30 Mar - 07 Apr United
31 Mar - 08 Apr United
29 Mar - 07 Apr Aer Lingus direct
30 Mar - 07 Apr Aer Lingus direct
30 Mar - 06 Apr SWISS
29 Mar - 06 Apr SWISS
26 Mar - 02 Apr Air Canada

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

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