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

Return flights

01 Aug - 14 Aug	Air Serbia
28 Aug - 15 Sep	KLM
10 Aug - 17 Aug	Lufthansa
01 Aug - 16 Aug	Air Serbia
20 Aug - 20 Sep	Air India
23 Aug - 14 Sep	LOT
29 Aug - 28 Sep	Air India
23 Aug - 05 Sep	Kuwait Airways
23 Aug - 19 Sep	Kuwait Airways
10 Aug - 30 Aug	LOT
31 Aug - 05 Sep	Kuwait Airways
17 Aug - 05 Sep	Kuwait Airways
07 Aug - 30 Aug	Kuwait Airways
01 Aug - 31 Aug	Kuwait Airways
10 Aug - 21 Aug	Lufthansa
08 Aug - 26 Aug	Turkish Airlines
06 Aug - 13 Aug	Turkish Airlines
07 Aug - 16 Aug	Turkish Airlines
06 Aug - 01 Sep	SWISS
20 Aug - 10 Sep	Kuwait Airways

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

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 London to Kathmandu in August from $862

Return flights