Cheapest return flights from Ko Samui to London in April from 1278€

Best time to book flights for Ko Samui (USM) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Ko Samui (USM) to London (LHR) in April 2025 (see full year).

Return flights

20 Apr - 26 Apr SWISS

Also check the deals for one-way flights from Ko Samui to London in April.

Skyscanner

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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