Cheapest return STN–KTM flights, September

AirHint found the following cheapest return flights from London (STN) to Kathmandu (KTM) in September 2026 (see full year).

Return flights

24 Sep - 22 Oct Pegasus Airlines
25 Sep - 21 Oct Pegasus Airlines
25 Sep - 14 Oct Pegasus Airlines
18 Sep - 13 Oct Pegasus Airlines
17 Sep - 14 Oct Pegasus Airlines
11 Sep - 07 Oct Pegasus Airlines
25 Sep - 11 Oct Pegasus Airlines
23 Sep - 20 Oct Pegasus Airlines
25 Sep - 18 Oct Pegasus Airlines
04 Sep - 30 Sep Pegasus Airlines
01 Sep - 30 Sep Pegasus Airlines
08 Sep - 30 Sep Pegasus Airlines
07 Sep - 07 Oct Pegasus Airlines
11 Sep - 26 Sep Turkish Airlines
19 Sep - 29 Sep Turkish Airlines
08 Sep - 24 Sep Pegasus Airlines
13 Sep - 29 Sep Turkish Airlines
06 Sep - 26 Sep Turkish Airlines
12 Sep - 29 Sep Turkish Airlines
01 Sep - 29 Sep Turkish Airlines

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

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