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

Return flights

11 Mar - 25 Mar	Pegasus Airlines
09 Mar - 23 Mar	Ryanair
13 Mar - 27 Mar	Wizz Air UK
02 Mar - 11 Mar	Ryanair
06 Mar - 26 Mar	Wizz Air Malta
07 Mar - 11 Apr	Pegasus Airlines
06 Mar - 11 Apr	Wizz Air Malta
01 Mar - 30 Mar	Pegasus Airlines
02 Mar - 30 Mar	Pegasus Airlines
25 Mar - 12 Apr	Wizz Air UK
25 Mar - 11 Apr	Wizz Air UK
16 Mar - 30 Mar	Pegasus Airlines
06 Mar - 10 Apr	Wizz Air Malta
27 Mar - 13 Apr	Wizz Air UK
07 Mar - 09 Apr	Pegasus Airlines
25 Mar - 10 Apr	Wizz Air UK
15 Mar - 29 Mar	Ryanair
31 Mar - 17 Apr	Wizz Air UK
28 Mar - 19 Apr	Wizz Air UK
10 Mar - 20 Mar	Thai Airways

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 $633

Return flights