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

Return flights

21 Apr - 28 Apr	Scandinavian Airlines
16 Apr - 23 Apr	Turkish Airlines
22 Apr - 29 Apr	Turkish Airlines
15 Apr - 22 Apr	Turkish Airlines
23 Apr - 30 Apr	Turkish Airlines
20 Apr - 27 Apr	Turkish Airlines
17 Apr - 24 Apr	Turkish Airlines
18 Apr - 25 Apr	jetBlue
24 Apr - 01 May	Scandinavian Airlines
19 Apr - 26 Apr	Turkish Airlines
25 Apr - 02 May	jetBlue

Also check the deals for one-way flights from Detroit to Barcelona 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 Barcelona in April from 454€

Return flights