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

Return flights

20 Aug - 28 Aug	Thai Lion Air
16 Aug - 01 Sep	Thai Airways
10 Aug - 17 Aug	China Eastern
04 Aug - 11 Aug	China Eastern
27 Aug - 18 Sep	China Southern
11 Aug - 29 Aug	China Eastern
10 Aug - 28 Sep	Air China
26 Aug - 02 Sep	Air China
08 Aug - 15 Aug	China Eastern
03 Aug - 10 Aug	China Eastern
13 Aug - 17 Aug	IndiGo
18 Aug - 25 Aug	China Eastern
19 Aug - 09 Sep	Scoot Tigerair
02 Aug - 06 Aug	Air China
09 Aug - 28 Aug	Qatar Airways
29 Aug - 05 Sep	China Eastern

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

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 Phuket to London in August from 616€

Return flights