Cheapest return flights from St. Louis to Dublin in May from $789

Best time to book flights for St. Louis (STL) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from St. Louis (STL) to Dublin (DUB) in May 2025 (see full year).

Return flights

14 May - 21 May Frontier Airlines
07 May - 14 May Southern Airways Express
06 May - 13 May United
28 May - 04 Jun United
20 May - 27 May United
08 May - 15 May United
02 May - 09 May United
21 May - 28 May Delta
18 May - 25 May United
12 May - 19 May United
04 May - 11 May United
26 May - 02 Jun United
30 May - 06 Jun United

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

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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