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

Return flights

09 Apr - 30 Apr	Ryanair
14 Apr - 03 May	Ryanair
23 Apr - 06 May	Ryanair
16 Apr - 05 May	Ryanair
16 Apr - 06 May	Ryanair
23 Apr - 09 May	Ryanair
05 Apr - 26 Apr	Ryanair
01 Apr - 30 Apr	Ryanair
02 Apr - 24 Apr	Ryanair
20 Apr - 05 May	Ryanair
30 Apr - 17 May	Ryanair
01 Apr - 12 Apr	Ryanair
19 Apr - 06 May	Emirates
15 Apr - 29 Apr	Emirates
17 Apr - 27 Apr	Emirates
03 Apr - 01 May	Royal Jordanian
19 Apr - 03 May	Emirates
04 Apr - 11 Apr	Ryanair
01 Apr - 11 Apr	Ryanair
11 Apr - 24 Apr	Emirates

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

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 April from 721€

Return flights