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 VietJet Air
08 Apr	Indonesia AirAsia
10 Apr	Thai Lion Air
20 Apr	Thai Lion Air
17 Apr	Thai Lion Air
13 Apr	Thai Lion Air
30 Apr	Thai Airways
24 Apr	Iberojet	direct
16 Apr	Thai Lion Air
06 Apr	Vietnam Airlines

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.

Book a cheap hotel in Madrid

Cheap car rent in Madrid

Cheapest one-way flights from Bangkok to Madrid in April from 297€

One-Way flights