AirHint found the following cheapest return flights from London (LCY) to Phuket (HKT) in January 2026 (see full year).

Return flights

05 Jan - 26 Jan	British Airways
07 Jan - 21 Jan	British Airways
28 Jan - 08 Feb	KLM
01 Jan - 18 Jan	SWISS
06 Jan - 18 Jan	SWISS
27 Jan - 31 Jan	KLM
27 Jan - 07 Feb	KLM
29 Jan - 10 Feb	KLM
27 Jan - 04 Feb	KLM
01 Jan - 20 Jan	KLM
31 Jan - 15 Feb	KLM
08 Jan - 24 Jan	KLM
08 Jan - 22 Jan	KLM
06 Jan - 24 Jan	KLM
17 Jan - 24 Jan	KLM
29 Jan - 05 Feb	KLM
07 Jan - 05 Feb	KLM
21 Jan - 05 Feb	KLM
29 Jan - 08 Feb	KLM
29 Jan - 17 Feb	British Airways

Also check the deals for one-way flights from London to Phuket in January.

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 January from 896€

Return flights