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

Return flights

16 Dec - 06 Jan	easyJet
11 Dec - 08 Jan	easyJet
16 Dec - 07 Jan	easyJet
22 Dec - 28 Dec	easyJet
08 Dec - 28 Dec	easyJet
01 Dec - 07 Dec	easyJet
08 Dec - 15 Dec	easyJet
12 Dec - 21 Dec	easyJet
15 Dec - 28 Dec	easyJet
12 Dec - 28 Dec	easyJet
11 Dec - 11 Jan	easyJet
11 Dec - 26 Dec	easyJet
10 Dec - 30 Dec	easyJet
27 Dec - 11 Jan	easyJet
17 Dec - 31 Dec	easyJet
27 Dec - 02 Jan	easyJet
18 Dec - 11 Jan	easyJet
11 Dec - 04 Jan	easyJet
22 Dec - 01 Jan	easyJet
19 Dec - 10 Jan	easyJet

Also check the deals for one-way flights from Southend 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 Southend to Kathmandu in December from $810

Return flights