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

Return flights

01 Apr - 14 Apr	KLM
01 Apr - 16 Apr	KLM
16 Apr - 01 May	Etihad Airways
21 Apr - 07 May	Qatar Airways
20 Apr - 30 Apr	Qatar Airways
30 Apr - 11 May	Iberia
06 Apr - 27 Apr	Etihad Airways
09 Apr - 18 Apr	Etihad Airways
17 Apr - 28 Apr	Qatar Airways
30 Apr - 16 May	Iberia
30 Apr - 17 May	Qatar Airways
16 Apr - 26 Apr	Qatar Airways
25 Apr - 02 May	Qatar Airways
23 Apr - 03 May	Etihad Airways
14 Apr - 23 Apr	Etihad Airways
02 Apr - 02 May	Kuwait Airways
25 Apr - 03 May	Qatar Airways
11 Apr - 22 Apr	Etihad Airways
11 Apr - 23 Apr	Etihad Airways
30 Apr - 10 May	Finnair

Also check the deals for one-way flights from Barcelona to Bangkok 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 Barcelona to Bangkok in April from $710

Return flights