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

Return flights

02 Jun - 10 Jun	jetBlue
02 Jun - 09 Jun	jetBlue
03 Jun - 10 Jun	jetBlue
10 Jun - 18 Jun	Condor
01 Jun - 09 Jun	jetBlue
01 Jun - 08 Jun	jetBlue
03 Jun - 11 Jun	jetBlue
07 Jun - 14 Jun	TAP
08 Jun - 15 Jun	TAP
07 Jun - 15 Jun	TAP
25 Jun - 18 Jul	Condor
26 Jun - 05 Jul	Condor

Also check the deals for one-way flights from Detroit to Barcelona in June.

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 June from 642€

Return flights