Cheapest return flights from St. Louis to Dublin in March from $473

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

Return flights

09 Mar - 16 Mar Lufthansa
09 Mar - 17 Mar Delta
13 Mar - 19 Mar British Airways
02 Mar - 05 Mar Aer Lingus
18 Mar - 25 Mar Aer Lingus
24 Mar - 31 Mar Aer Lingus
20 Mar - 28 Mar Aer Lingus
30 Mar - 06 Apr Aer Lingus
06 Mar - 14 Mar British Airways
20 Mar - 27 Mar Aer Lingus
28 Mar - 04 Apr Aer Lingus
26 Mar - 02 Apr Aer Lingus
15 Mar - 19 Mar Delta

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

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