Cheapest return flights from Bangkok to Frankfurt in September from $735

Best time to book flights for Bangkok (BKK) to Frankfurt (FRA) flights at AirHint

AirHint found the following cheapest return flights from Bangkok (BKK) to Frankfurt (FRA) in September 2025 (see full year).

Return flights

22 Sep - 30 Sep KLM
10 Sep - 17 Sep Finnair
26 Sep - 31 Oct Finnair
30 Sep - 07 Oct Finnair
26 Sep - 30 Oct Finnair
29 Sep - 13 Oct SWISS
23 Sep - 16 Oct SWISS
09 Sep - 01 Oct Finnair
23 Sep - 16 Oct Condor direct
30 Sep - 07 Oct Condor direct
01 Sep - 30 Sep Finnair
09 Sep - 01 Oct Thai Airways direct
26 Sep - 30 Oct Thai Airways direct

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

Skyscanner

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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