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

Return flights

30 Nov - 20 Dec	SWISS
30 Nov - 27 Dec	SWISS
30 Nov - 22 Dec	SWISS
21 Nov - 13 Dec	Eurowings
10 Nov - 16 Nov	Air India
26 Nov - 30 Nov	Air India
27 Nov - 09 Dec	Air India
15 Nov - 03 Dec	Air India
19 Nov - 07 Dec	Air India
21 Nov - 07 Dec	Air India
21 Nov - 29 Nov	Eurowings
06 Nov - 16 Nov	Air India
21 Nov - 30 Nov	Air India
10 Nov - 19 Nov	Air India
12 Nov - 29 Nov	Air India
23 Nov - 30 Nov	Air India
10 Nov - 24 Nov	Air India
22 Nov - 30 Nov	Air India
22 Nov - 14 Dec	Eurowings
09 Nov - 01 Dec	Kuwait Airways

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

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 November from 536€

Return flights