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

Return flights

07 Dec - 14 Dec	Ryanair
12 Dec - 14 Dec	Ryanair
12 Dec - 21 Dec	Ryanair
05 Dec - 14 Dec	Ryanair
12 Dec - 22 Dec	Ryanair
10 Dec - 21 Dec	Ryanair
01 Dec - 14 Dec	Ryanair
05 Dec - 10 Dec	Ryanair
07 Dec - 15 Jan	Ryanair
06 Dec - 13 Dec	Ryanair
06 Dec - 21 Dec	Ryanair
06 Dec - 17 Jan	Ryanair
29 Dec - 14 Jan	Ryanair
26 Dec - 13 Jan	Jet2
08 Dec - 13 Jan	Ryanair
28 Dec - 14 Jan	Ryanair
30 Dec - 13 Jan	Ryanair
30 Dec - 14 Jan	Ryanair
11 Dec - 15 Jan	Ryanair
30 Dec - 24 Jan	Ryanair

Also check the deals for one-way flights from London 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 London to Osaka in December from 404€

Return flights