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

Return flights

31 Dec - 21 Jan	China Eastern
31 Dec - 27 Jan	China Eastern
31 Dec - 29 Jan	China Eastern
31 Dec - 18 Jan	China Eastern
31 Dec - 22 Jan	China Eastern
31 Dec - 14 Jan	Wizz Air UK
29 Dec - 16 Jan	Wizz Air UK
28 Dec - 13 Jan	SunExpress
31 Dec - 19 Jan	China Eastern
30 Dec - 20 Jan	easyJet
28 Dec - 30 Dec	AZAL
30 Dec - 31 Dec	easyJet
29 Dec - 31 Dec	AZAL
27 Dec - 30 Dec	Norwegian Air Sweden AOC
27 Dec - 29 Dec	China Eastern
27 Dec - 31 Dec	Saudia

Also check the deals for one-way flights from London to Phuket 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 Phuket in December from 513€

Return flights