| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| London Heathrow Koh Samui | Outbound 27/04/26 2 Stopovers (VIE, BKK) OS0338, OS0007, OS8663 16h 15min | Return 26/05/26 2 Stopovers (BKK, ZRH) LX4179, LX0181, LX0340 18h 30min |  Austrian Airlines |  | ? | £622 | |
| London Heathrow Koh Samui | Outbound 28/04/26 2 Stopovers (ZRH, SIN) LX0345, LX0176, LX4171 33h 10min | Return 28/05/26 2 Stopovers (BKK, VIE) OS8674, OS0008, OS0331 18h 50min |  Swiss International Air Lines |  | £626 | ||
| Best option London Heathrow Koh Samui | Outbound 13/01/26 1 Stopover (SIN) SQ0321, SQ8340 27h 15min | Return 27/01/26 1 Stopover (SIN) SQ8341, SQ0322 28h 00min |  Singapore Airlines |  | £847 | ||
| London Heathrow Koh Samui | Outbound 27/04/26 2 Stopovers (MUC, BKK) LH2479, LH0772, LH4642 17h 00min | Return 31/05/26 2 Stopovers (BKK, VIE) OS8674, OS0008, OS0331 18h 50min |  Lufthansa |  | ? | £622 | |
| London Heathrow Koh Samui | Outbound 27/04/26 2 Stopovers (ZRH, BKK) LX0333, LX0180, LX4170 17h 00min | Return 26/05/26 2 Stopovers (BKK, ZRH) LX4179, LX0181, LX0340 18h 30min | Swiss International Air Lines |  | ? | £624 | |
| London Heathrow Koh Samui | Outbound 28/04/26 2 Stopovers (ZRH, SIN) LX0327, LX0176, LX4171 20h 30min | Return 28/05/26 2 Stopovers (BKK, VIE) OS8674, OS0008, OS0331 18h 50min | Swiss International Air Lines |  | £637 | ||
| London Heathrow Koh Samui | Outbound 28/04/26 2 Stopovers (FRA, SIN) LH0915, LH0780, LH4630 21h 40min | Return 28/05/26 2 Stopovers (BKK, VIE) OS8674, OS0008, OS0331 18h 50min | Lufthansa |  | £647 | ||
| London Heathrow Koh Samui | Outbound 28/04/26 2 Stopovers (ZRH, SIN) LX0327, LX0176, LX4171 20h 30min | Return 28/05/26 2 Stopovers (SIN, FRA) LH4636, LH0781, LH0900 22h 15min | Swiss International Air Lines |  | £663 | ||
| London Heathrow Koh Samui | Outbound 13/01/26 2 Stopovers (BOM, BKK) AI0128, AI2354, PG0193 24h 50min | Return 27/01/26 2 Stopovers (SIN, AUH) EY7706, EY0499, EY0061 29h 25min |   Air India, Bangkok Airways |  | £727 | ||
| London Heathrow Koh Samui | Outbound 20/03/26 2 Stopovers (VIE, SIN) BA0692, TR0061, TR0694 51h 05min | Return 17/04/26 2 Stopovers (SIN, VIE) TR0641, TR0060, BA0725 41h 20min |   British Airways, Scoot |  | ? | £759 |
Tips and tricks to help you find cheap flights from London Heathrow to Koh Samui
Favourite airline: Etihad Airways
61 % of bookings on this flight route are made with Etihad Airways, EVA Airways and Emirates.
Etihad Airways
29 %
EVA Airways
16 %
Emirates
16 %