Bangkok to Koh Samui

1 ways to travelfastest 1h 05mfly from €38
Photo: Arun K / Unsplash

How the cheapest fare moved

Oct 24: €39 €39 Oct 22 Oct 24 low €39 · high €75

Departure-day prices · November 2026 Bangkok → Koh Samui

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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.

Return-day prices · November 2026 Koh Samui → Bangkok

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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.

Best time to visit Koh Samui — climate

Jan: ~28°C daytime, 16 rainy days 28° JanFeb: ~29°C daytime, 15 rainy days 29° FebMar: ~30°C daytime, 16 rainy days 30° MarApr: ~31°C daytime, 18 rainy days 31° AprMay: ~31°C daytime, 26 rainy days 31° MayJun: ~31°C daytime, 19 rainy days 31° JunJul: ~33°C daytime, 13 rainy days 33° JulAug: ~31°C daytime, 21 rainy days 31° AugSep: ~31°C daytime, 20 rainy days 31° SepOct: ~30°C daytime, 29 rainy days 30° OctNov: ~29°C daytime, 21 rainy days 29° NovDec: ~29°C daytime, 15 rainy days 29° Dec

Best value: Oct — fares from €38 and ~30°C daytime.

Flights from Bangkok to Koh Samui start around €38 (direct flights available). Range seen recently: €38–75, based on 28 fares found by travellers.

Fly (from €38)
1h 05mduration
€38–75recent fares
Book
Cheapest cached fares Bangkok → Koh Samui; direct flights available (e.g. PG). · Based on 28 fares found by travellers in the last 48h

Cheapest round trips to Koh Samui

Fares found by travellers in the last 48 hours — refreshed daily.

Oct 28 – Nov 8 Bangkok Airways · Direct · 1h 10m €130 Book
Oct 28 – Nov 19 Bangkok Airways · Direct · 1h 10m €130 Book
Nov 20 – Nov 22 Bangkok Airways · Direct · 1h 35m €130 Book
Oct 31 – Nov 9 Bangkok Airways · Direct · 1h 10m €131 Book
Oct 28 – Nov 1 Bangkok Airways · Direct · 1h 10m €131 Book
Oct 29 – Nov 7 Bangkok Airways · Direct · 1h 10m €132 Book
Oct 31 – Nov 7 Bangkok Airways · Direct · 1h 10m €134 Book
Oct 30 – Nov 15 Bangkok Airways · Direct · 1h 10m €135 Book

Weather in Koh Samui

Sat 🌦️ 32° 25° 💧78%
Sun ⛈️ 29° 25° 💧98%
Mon 🌧️ 28° 24° 💧88%
Tue 🌧️ 27° 24° 💧84%
Wed 🌦️ 28° 25° 💧82%
Thu 🌧️ 27° 24° 💧96%
Fri 🌧️ 29° 24° 💧93%

In Nov, Koh Samui typically sees ~29°C daytime highs and 21 rainy days.

Where to stay in Koh Samui

3★+ hotels from €24/night (38 hotels sampled, ~3 weeks out).

COSI Samui Chaweng Beach hotel · Koh Samui
from €24/night★ 3
Escape Beach Resort hotel · Koh Samui
from €26/night★ 3
Montien House Chaweng Beach Resort hotel · Koh Samui
from €28/night★ 3

Good to know

Time differenceSame time zone
Time in the air1h 10m

Things to do in Koh Samui

Top-rated tours and tickets from €22 — book ahead for the popular ones.

Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.

About Koh Samui

Ko Samui (เกาะสมุย), often called just Samui (สมุย) is an island of great natural beauty and variety in the Gulf of Thailand. The palm-fringed shoreline and coconut and fruit cultivation of the coastal lowlands rise to a central granite massif, the slopes of which are cloaked in virgin rainforest.

Read the full Koh Samui guide

Guide content from Wikivoyage contributors (CC BY-SA).

Round out the trip

Popular from Bangkok

Cheapest destinations travellers searched recently — refreshed daily.

Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo; exchange rates: ECB reference. Data updated 2026-10-24. Some links earn Stayonomy a commission at no cost to you.