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

Return flights

19 Mar - 28 Mar	Ryanair
12 Mar - 25 Mar	Ryanair
08 Mar - 25 Mar	Ryanair
11 Mar - 25 Mar	Ryanair
13 Mar - 22 Mar	Ryanair
06 Mar - 22 Mar	Ryanair
05 Mar - 27 Mar	Ryanair
16 Mar - 23 Mar	Ryanair
06 Mar - 18 Mar	Ryanair
02 Mar - 20 Mar	Ryanair
10 Mar - 27 Apr	Ryanair
11 Mar - 03 Apr	Ryanair
14 Mar - 03 Apr	Pegasus Airlines
19 Mar - 03 Apr	Ryanair
12 Mar - 03 Apr	Ryanair
16 Mar - 03 Apr	AJet
04 Mar - 03 Apr	Ryanair
17 Mar - 03 Apr	AJet
13 Mar - 04 Apr	Ryanair
11 Mar - 04 Apr	Pegasus Airlines

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 484€

Return flights