AirHint found the following cheapest return flights from Cologne (CGN) to Bangkok (BKK) in July 2025 (see full year).

Return flights

08 Jul - 11 Jul	Ryanair
06 Jul - 11 Jul	Pegasus Airlines
02 Jul - 07 Jul	Turkish Airlines
03 Jul - 06 Jul	Turkish Airlines
03 Jul - 16 Jul	Turkish Airlines
06 Jul - 09 Jul	Pegasus Airlines
12 Jul - 22 Jul	Ryanair
05 Jul - 12 Jul	Eurowings
05 Jul - 08 Jul	Eurowings
09 Jul - 23 Jul	Ryanair
30 Jul - 04 Aug	Pegasus Airlines
29 Jul - 03 Aug	Eurowings
22 Jul - 08 Aug	Ryanair
15 Jul - 04 Aug	Air Cairo
21 Jul - 09 Aug	Eurowings
29 Jul - 01 Aug	Eurowings
03 Jul - 01 Aug	Turkish Airlines
30 Jul - 02 Aug	Pegasus Airlines
20 Jul - 20 Aug	Eurowings
22 Jul - 09 Aug	Ryanair

Also check the deals for one-way flights from Cologne to Bangkok in July.

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 Cologne to Bangkok in July from 766€

Return flights