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

Return flights

14 Apr - 13 May	Ryanair
15 Apr - 29 Apr	Ryanair
17 Apr - 22 May	Turkish Airlines
17 Apr - 04 May	Turkish Airlines
11 Apr - 25 Apr	Ryanair
14 Apr - 29 Apr	Emirates
16 Apr - 30 Apr	Emirates
09 Apr - 12 May	Emirates
11 Apr - 30 Apr	Emirates
24 Apr - 18 May	Emirates
16 Apr - 25 Apr	Emirates
19 Apr - 26 Apr	Emirates
27 Apr - 22 May	Emirates
16 Apr - 03 May	Emirates
24 Apr - 09 May	Emirates
17 Apr - 16 May	Emirates
17 Apr - 02 May	Emirates
07 Apr - 22 Apr	Emirates
07 Apr - 21 Apr	Emirates
09 Apr - 19 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 $843

Return flights