Cheapest return flights from London to Kathmandu in September from 511€

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

Return flights

11 Sep - 20 Sep Pegasus Airlines
14 Sep - 22 Sep Pegasus Airlines
11 Sep - 26 Sep Pegasus Airlines
11 Sep - 27 Sep Pegasus Airlines
11 Sep - 23 Oct Pegasus Airlines
14 Sep - 29 Sep Pegasus Airlines
16 Sep - 23 Sep Pegasus Airlines
15 Sep - 22 Sep Pegasus Airlines
19 Sep - 22 Sep Pegasus Airlines
18 Sep - 22 Sep Pegasus Airlines
18 Sep - 21 Sep Pegasus Airlines
11 Sep - 11 Oct Pegasus Airlines
14 Sep - 05 Oct Pegasus Airlines
15 Sep - 01 Oct Pegasus Airlines
12 Sep - 02 Oct Pegasus Airlines
13 Sep - 04 Oct Pegasus Airlines
15 Sep - 14 Oct Pegasus Airlines
11 Sep - 07 Oct Pegasus Airlines
12 Sep - 06 Oct Pegasus Airlines
14 Sep - 13 Oct Pegasus Airlines

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