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

Return flights

07 Dec - 14 Dec	easyJet
01 Dec - 09 Dec	easyJet
01 Dec - 07 Dec	easyJet
01 Dec - 11 Dec	easyJet
11 Dec - 30 Dec	easyJet
01 Dec - 02 Dec	easyJet
13 Dec - 30 Dec	easyJet
03 Dec - 14 Dec	easyJet
10 Dec - 31 Dec	easyJet
10 Dec - 17 Dec	easyJet
24 Dec - 17 Jan	easyJet
29 Dec - 08 Jan	easyJet
26 Dec - 16 Jan	easyJet
18 Dec - 08 Jan	easyJet
14 Dec - 04 Jan	easyJet
29 Dec - 11 Jan	easyJet
19 Dec - 08 Jan	easyJet
29 Dec - 10 Jan	easyJet
21 Dec - 04 Jan	easyJet
13 Dec - 04 Jan	easyJet

Also check the deals for one-way flights from Southend to Osaka 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 Osaka in December from 704€

Return flights