AirHint found the following cheapest return flights from Detroit (DTW) to Dublin (DUB) in August 2025 (see full year).

Return flights

17 Aug - 23 Aug	jetBlue
27 Aug - 03 Sep	Spirit Airlines
24 Aug - 02 Sep	Spirit Airlines
28 Aug - 04 Sep	Spirit Airlines
29 Aug - 02 Sep	Spirit Airlines
28 Aug - 01 Sep	Spirit Airlines
29 Aug - 01 Sep	Spirit Airlines
17 Aug - 26 Aug	Spirit Airlines
17 Aug - 26 Aug	KLM	direct
17 Aug - 21 Aug	Spirit Airlines
24 Aug - 02 Sep	KLM	direct
29 Aug - 01 Sep	KLM	direct
29 Aug - 02 Sep	Delta	direct
17 Aug - 23 Aug	KLM	direct
17 Aug - 21 Aug	KLM	direct

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

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Cheapest return flights from Detroit to Dublin in August from 534€

Return flights