AirHint found the following cheapest one-way flights from Bangkok (BKK) to Madrid (MAD) in April 2026 (see full year).

One-Way flights

24 Apr	Thai Lion Air
14 Apr	Thai Lion Air
17 Apr	Thai Lion Air
20 Apr	Thai Lion Air
24 Apr	Iberojet	direct
26 Apr	Thai AirAsia X
08 Apr	Thai AirAsia X
18 Apr	Etihad Airways
10 Apr	Thai Lion Air
15 Apr	Thai Lion Air

Also check the deals for return flights from Bangkok to Madrid 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 one-way flights from Bangkok to Madrid in April from $356

One-Way flights