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

Return flights

04 May - 24 May	SWISS
11 May - 03 Jun	Air Serbia
06 May - 23 May	SWISS
08 May - 23 May	Eurowings
07 May - 08 Jun	Virgin Atlantic
05 May - 01 Jun	Eurowings
07 May - 21 May	Eurowings
04 May - 22 May	SWISS
05 May - 18 May	Virgin Atlantic
26 May - 15 Jun	LOT
04 May - 03 Jun	Virgin Atlantic
12 May - 19 May	Virgin Atlantic
15 May - 27 May	KLM
03 May - 31 May	Virgin Atlantic
17 May - 31 May	Virgin Atlantic
03 May - 03 Jun	Virgin Atlantic
10 May - 08 Jun	Virgin Atlantic
11 May - 08 Jun	Virgin Atlantic
19 May - 02 Jun	Virgin Atlantic
20 May - 03 Jun	Virgin Atlantic

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

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 May from 587€

Return flights