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

Return flights

12 Dec - 09 Jan	Nepal Airlines
09 Dec - 02 Jan	Air India
06 Dec - 03 Jan	IndiGo
18 Dec - 26 Dec	IndiGo
12 Dec - 29 Dec	Air Arabia
31 Dec - 07 Jan	Air India
07 Dec - 22 Jan	Air India
25 Dec - 06 Jan	Nepal Airlines
19 Dec - 30 Dec	Nepal Airlines
06 Dec - 20 Jan	Air India Express
01 Dec - 07 Dec	Bhutan Airlines
10 Dec - 17 Dec	Air Arabia
30 Dec - 06 Jan	Kuwait Airways
24 Dec - 07 Jan	Turkish Airlines
05 Dec - 12 Jan	Air India
22 Dec - 29 Dec	Turkish Airlines
16 Dec - 23 Dec	Turkish Airlines
02 Dec - 18 Dec	Air India
08 Dec - 14 Dec	Emirates
28 Dec - 28 Dec	Emirates

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

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 Kathmandu to London in December from 569€

Return flights