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

Return flights

31 Aug - 15 Sep	Wizz Air UK
29 Aug - 16 Sep	Wizz Air UK
29 Aug - 15 Sep	Wizz Air UK
23 Aug - 08 Sep	Pegasus Airlines
29 Aug - 13 Sep	Wizz Air UK
27 Aug - 14 Sep	Pegasus Airlines
24 Aug - 08 Sep	Ryanair
30 Aug - 29 Sep	Ryanair
04 Aug - 01 Sep	Ryanair
01 Aug - 17 Aug	Ryanair
20 Aug - 31 Aug	Pegasus Airlines
02 Aug - 01 Sep	KLM
03 Aug - 29 Aug	KLM
02 Aug - 29 Aug	KLM
03 Aug - 31 Aug	KLM
09 Aug - 22 Aug	AJet
12 Aug - 19 Aug	Ryanair
03 Aug - 26 Aug	Kuwait Airways
01 Aug - 22 Aug	LOT
12 Aug - 27 Aug	LOT

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 575€

Return flights