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

Return flights

01 Dec - 11 Jan	Ryanair
02 Dec - 15 Dec	Pegasus Airlines
15 Dec - 15 Jan	easyJet
01 Dec - 31 Dec	Ryanair
01 Dec - 14 Dec	Ryanair
01 Dec - 24 Dec	Ryanair
05 Dec - 31 Dec	easyJet
05 Dec - 29 Dec	easyJet
01 Dec - 01 Jan	Ryanair
14 Dec - 09 Jan	Ryanair
13 Dec - 31 Dec	Ryanair
05 Dec - 08 Jan	Pegasus Airlines
08 Dec - 13 Jan	Ryanair
01 Dec - 04 Jan	Ryanair
01 Dec - 02 Jan	Ryanair
02 Dec - 01 Jan	Pegasus Airlines
18 Dec - 25 Dec	Wizz Air Malta
21 Dec - 31 Dec	Ryanair
04 Dec - 17 Dec	Ryanair
02 Dec - 04 Jan	Pegasus Airlines

Also check the deals for one-way flights from Birmingham to Kathmandu 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 Birmingham to Kathmandu in December from $731

Return flights