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

Return flights

10 Mar - 24 Mar	Nok Air
28 Mar - 10 Apr	Air China
21 Mar - 24 Mar	Air China
19 Mar - 22 Mar	IndiGo
11 Mar - 13 Mar	Thai VietJet Air
20 Mar - 27 Mar	Thai VietJet Air
18 Mar - 30 Apr	IndiGo
07 Mar - 14 Mar	IndiGo
22 Mar - 30 Mar	IndiGo
03 Mar - 02 Apr	IndiGo
23 Mar - 30 Mar	Malaysia Airlines
24 Mar - 27 Mar	IndiGo
23 Mar - 27 Mar	SWISS
28 Mar - 11 Apr	IndiGo

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

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 March from 557€

Return flights