How the cheapest fare moved
Jul 28: €93 €93
Jul 24
Jul 28
low €79 · high €138
Departure-day prices · July 2026 Krabi → Koh Samui
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Return-day prices · July 2026 Koh Samui → Krabi
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28 €102 29 €98 30
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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°
Jan Feb: ~29°C daytime, 15 rainy days
29°
Feb Mar: ~30°C daytime, 15 rainy days
30°
Mar Apr: ~31°C daytime, 18 rainy days
31°
Apr May: ~30°C daytime, 25 rainy days
30°
May Jun: ~31°C daytime, 19 rainy days
31°
Jun Jul: ~33°C daytime, 13 rainy days
33°
Jul Aug: ~31°C daytime, 21 rainy days
31°
Aug Sep: ~31°C daytime, 20 rainy days
31°
Sep Oct: ~30°C daytime, 29 rainy days
30°
Oct Nov: ~29°C daytime, 21 rainy days
29°
Nov Dec: ~29°C daytime, 15 rainy days
29°
Dec Best value: Sep — fares from €79 and ~31°C daytime.
Flights from Krabi to Koh Samui start around €79 (direct flights available). Range seen recently: €79–79, based on 2 fares found by travellers.
Fly (from €79)
50m duration
€79–79 recent fares
Book
Cheapest cached fares Krabi → Koh Samui; direct flights available (e.g. PG). · Based on 2 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 1 – Oct 3
Bangkok Airways · Direct · 50m
€217
Book
Aug 11 – Aug 16
Bangkok Airways · Direct · 50m
€247
Book
Aug 12 – Aug 13
Bangkok Airways · Direct · 50m
€251
Book
Nov 24 – Dec 9
Bangkok Airways · Direct · 45m
€255
Book
Dec 15 – Dec 22
Bangkok Airways · Direct · 45m
€258
Book
Jul 31 – Aug 1
Thai Lion Air · 1 stop · 2h 55m
€283
Book
Aug 6 – Aug 10
Nok Air · 1 stop · 2h 50m
€296
Book
Weather in Koh Samui
Tue
🌦️
30°
26°
💧80%
Wed
⛈️
27°
25°
💧93%
Thu
⛈️
26°
25°
💧89%
Fri
🌧️
29°
25°
💧72%
Sat
🌦️
30°
25°
💧73%
Sun
⛈️
29°
25°
💧85%
Mon
🌦️
28°
26°
💧82%
In Jul, Koh Samui typically sees ~33°C daytime highs and 13 rainy days.
Where to stay in Koh Samui 3★+ hotels from €34/night (34 hotels sampled, ~3 weeks out).
COSI Samui Chaweng Beach
hotel · Koh Samui
from €34/night ★ 3
Crystal Lamai Hotel
hotel · Koh Samui
from €36/night ★ 3
The Fair House Beach Resort & Hotel
hotel · Koh Samui
from €81/night ★ 3
Good to know Time difference Same time zone
Time in the air 45m
Things to do in Koh Samui Top-rated tours and tickets from €47 — 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).
Popular from Krabi 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 2026-07-28. Some links earn Stayonomy a commission at no cost to you.
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