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

Return flights

25 Apr - 12 May	Ryanair
11 Apr - 28 Apr	Ryanair
21 Apr - 08 May	Ryanair
11 Apr - 10 May	Ryanair
25 Apr - 09 May	Ryanair
30 Apr - 19 May	Pegasus Airlines
27 Apr - 18 May	Ryanair
24 Apr - 05 May	AJet
08 Apr - 05 May	Ryanair
13 Apr - 12 May	Ryanair
07 Apr - 20 Apr	Ryanair
07 Apr - 22 Apr	Ryanair
28 Apr - 21 May	Ryanair
11 Apr - 21 Apr	Ryanair
22 Apr - 28 Apr	Ryanair
08 Apr - 21 Apr	Ryanair
07 Apr - 26 Apr	Ryanair
07 Apr - 25 Apr	Ryanair
10 Apr - 24 Apr	Ryanair
10 Apr - 20 Apr	Ryanair

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.

Book a cheap hotel in Kathmandu

Cheap car rent in Kathmandu

Cheapest return flights from London to Kathmandu in April from 481€

Return flights