Cheapest return flights from St. Louis to Dublin in August from $555

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 August 2025 (see full year).

Return flights

13 Aug - 20 Aug United
26 Aug - 02 Sep Iberia
03 Aug - 16 Aug American Airlines
15 Aug - 23 Aug Air Canada
08 Aug - 15 Aug United
23 Aug - 30 Aug United
18 Aug - 25 Aug United
03 Aug - 10 Aug United
28 Aug - 04 Sep United

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

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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