AirHint found the following cheapest return flights from London (STN) to Kathmandu (KTM) in July 2025 (see full year).

Return flights

05 Jul - 18 Jul	Ryanair
05 Jul - 15 Jul	Ryanair
02 Jul - 09 Jul	Ryanair
05 Jul - 13 Jul	Ryanair
08 Jul - 30 Jul	Ryanair
05 Jul - 25 Jul	Ryanair
02 Jul - 22 Jul	Ryanair
02 Jul - 18 Jul	Ryanair
05 Jul - 11 Jul	Ryanair
02 Jul - 30 Jul	Ryanair
06 Jul - 06 Aug	Pegasus Airlines
05 Jul - 05 Aug	Ryanair
07 Jul - 04 Aug	Pegasus Airlines
05 Jul - 02 Aug	Ryanair
10 Jul - 07 Aug	Ryanair
08 Jul - 03 Aug	Ryanair
02 Jul - 01 Aug	Ryanair
10 Jul - 09 Aug	Ryanair
09 Jul - 08 Aug	Ryanair
16 Jul - 07 Aug	Ryanair

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

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 July from 505€

Return flights