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

Return flights

05 Sep - 17 Sep	IndiGo
01 Sep - 30 Sep	Pegasus Airlines
02 Sep - 27 Sep	AJet
23 Sep - 30 Sep	Ryanair
01 Sep - 27 Sep	Pegasus Airlines
06 Sep - 13 Sep	AJet
09 Sep - 24 Sep	AJet
04 Sep - 04 Oct	AJet
07 Sep - 13 Sep	AJet
26 Sep - 22 Oct	Wizz Air
01 Sep - 19 Sep	Wizz Air
03 Sep - 03 Oct	AJet
22 Sep - 29 Sep	Wizz Air
16 Sep - 03 Oct	Ryanair
24 Sep - 09 Oct	Scandinavian Airlines
12 Sep - 10 Oct	Pegasus Airlines
30 Sep - 19 Oct	Scandinavian Airlines
28 Sep - 19 Oct	Scandinavian Airlines
19 Sep - 05 Oct	Ryanair
16 Sep - 11 Oct	Norwegian Air Sweden AOC

Also check the deals for one-way flights from Copenhagen 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 Copenhagen to Kathmandu in September from $667

Return flights