AirHint found the following cheapest return flights from Berlin (BER) to Kathmandu (KTM) in September 2025 (see full year).

Return flights

05 Sep - 18 Sep	Pegasus Airlines
04 Sep - 18 Sep	Pegasus Airlines
08 Sep - 06 Oct	Pegasus Airlines
07 Sep - 02 Oct	Pegasus Airlines
18 Sep - 25 Sep	Pegasus Airlines
07 Sep - 22 Sep	AJet
08 Sep - 12 Sep	Pegasus Airlines
14 Sep - 05 Oct	Pegasus Airlines
13 Sep - 04 Oct	Pegasus Airlines
10 Sep - 10 Oct	Condor
03 Sep - 04 Oct	Condor
05 Sep - 10 Oct	Condor
28 Sep - 28 Oct	Turkish Airlines
14 Sep - 27 Sep	Qatar Airways
18 Sep - 03 Oct	Turkish Airlines
18 Sep - 04 Oct	Qatar Airways

Also check the deals for one-way flights from Berlin to Kathmandu in September.

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 Berlin to Kathmandu in September from $725

Return flights