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

Return flights

08 Mar - 17 Mar	ITA Airways
11 Mar - 17 Mar	ITA Airways
02 Mar - 17 Mar	ITA Airways
27 Mar - 16 Apr	ITA Airways
01 Mar - 10 Mar	ITA Airways
16 Mar - 27 Mar	ITA Airways
02 Mar - 16 Mar	ITA Airways
26 Mar - 02 Apr	ITA Airways
05 Mar - 17 Mar	ITA Airways
22 Mar - 09 Apr	ITA Airways
07 Mar - 21 Mar	SWISS
10 Mar - 20 Mar	ITA Airways
06 Mar - 21 Mar	KLM
16 Mar - 09 Apr	SWISS
23 Mar - 05 Apr	KLM
17 Mar - 03 Apr	KLM
31 Mar - 20 Apr	KLM
30 Mar - 13 Apr	KLM
25 Mar - 08 Apr	SWISS
28 Mar - 04 Apr	SWISS

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

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 March from $918

Return flights