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	Thai VietJet Air
28 Mar - 10 Apr	Thai VietJet Air
19 Mar - 22 Mar	IndiGo
11 Mar - 13 Mar	IndiGo
18 Mar - 30 Apr	IndiGo
07 Mar - 14 Mar	IndiGo
12 Mar - 24 Mar	IndiGo
21 Mar - 24 Mar	IndiGo
22 Mar - 30 Mar	IndiGo
24 Mar - 31 Mar	Air China
23 Mar - 30 Mar	Malaysia Airlines
20 Mar - 27 Mar	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 $735

Return flights