AirHint found the following cheapest return flights from Bangkok (DMK) to Frankfurt (FRA) in May 2026 (see full year).

Return flights

02 May - 10 May	Thai AirAsia X
05 May - 11 May	Thai AirAsia X
03 May - 10 May	Thai Lion Air
31 May - 14 Jun	Thai Lion Air
10 May - 24 May	Thai AirAsia
24 May - 08 Jun	Thai Lion Air
26 May - 09 Jun	Thai Lion Air
23 May - 05 Jun	Thai Lion Air
24 May - 05 Jun	Thai Lion Air
21 May - 30 May	Thai AirAsia
09 May - 30 May	Thai AirAsia
01 May - 31 May	Thai AirAsia
22 May - 07 Jun	AirAsia
14 May - 24 May	Thai Lion Air
08 May - 29 May	Thai AirAsia
11 May - 25 May	Thai AirAsia
20 May - 30 Jun	Thai AirAsia
18 May - 07 Jun	Thai AirAsia

Also check the deals for one-way flights from Bangkok to Frankfurt in May.

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 Bangkok to Frankfurt in May from 577€

Return flights