Cheapest return flights from Detroit to Dublin in September from $485

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

Return flights

15 Sep - 22 Sep Spirit Airlines
16 Sep - 23 Sep Spirit Airlines
17 Sep - 25 Sep Spirit Airlines
28 Sep - 07 Oct Spirit Airlines
04 Sep - 15 Sep jetBlue
12 Sep - 15 Sep jetBlue
13 Sep - 16 Sep jetBlue
21 Sep - 30 Sep Spirit Airlines
05 Sep - 12 Sep Frontier Airlines
20 Sep - 27 Sep jetBlue
29 Sep - 25 Oct Spirit Airlines
30 Sep - 25 Oct Spirit Airlines
26 Sep - 04 Oct Spirit Airlines
25 Sep - 06 Oct Icelandair
08 Sep - 15 Sep Air France direct

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

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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