AirHint found the following cheapest return flights from Detroit (DTW) to Dublin (DUB) in April 2026 (see full year).

Return flights

07 Apr - 14 Apr	Lufthansa
05 Apr - 12 Apr	Spirit Airlines
06 Apr - 13 Apr	KLM
08 Apr - 15 Apr	KLM
27 Apr - 04 May	Air Canada
24 Apr - 01 May	Lufthansa
17 Apr - 24 Apr	Air Canada
23 Apr - 30 Apr	KLM
11 Apr - 18 Apr	Air Canada
03 Apr - 11 Apr	Lufthansa
18 Apr - 25 Apr	Air Canada
01 Apr - 10 Apr	Air Canada

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

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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Cheapest return flights from Detroit to Dublin in April from 381€

Return flights