How the cheapest fare moved
Sep 9: €55 €55
Sep 2
Sep 9
low €55 · high €69
Departure-day prices · September 2026 Pattaya → Koh Samui
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Return-day prices · September 2026 Koh Samui → Pattaya
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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: Nov — fares from €55 and ~29°C daytime.
Flights from Pattaya to Koh Samui start around €55 (direct flights available). Range seen recently: €55–69, based on 12 fares found by travellers.
Fly (from €55)
1h 05m duration
€55–69 recent fares
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Cheapest cached fares Pattaya → Koh Samui; direct flights available (e.g. PG). · Based on 12 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.
Nov 14 – Nov 21
Bangkok Airways · Direct · 1h 05m
€116
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Nov 4 – Nov 9
Bangkok Airways · Direct · 1h 05m
€125
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Nov 3 – Nov 10
Bangkok Airways · Direct · 1h 05m
€125
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Jun 10 – Jun 17
Bangkok Airways · Direct · 1h 05m
€127
Book
Nov 2 – Nov 13
Bangkok Airways · Direct · 1h 05m
€142
Book
Nov 15 – Nov 19
Bangkok Airways · Direct · 1h 05m
€142
Book
Oct 29 – Nov 10
Bangkok Airways · Direct · 1h 05m
€147
Book
Nov 16 – Nov 20
Bangkok Airways · Direct · 1h 05m
€149
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Weather in Koh Samui
Thu
🌧️
30°
25°
💧86%
Fri
⛈️
28°
25°
💧98%
Sat
⛈️
27°
24°
💧100%
Sun
🌧️
25°
24°
💧96%
Mon
🌧️
26°
24°
💧87%
Tue
⛈️
28°
25°
💧96%
Wed
⛈️
28°
25°
💧94%
In Sep, Koh Samui typically sees ~31°C daytime highs and 20 rainy days.
Where to stay in Koh Samui 3★+ hotels from €25/night (39 hotels sampled, ~3 weeks out).
COSI Samui Chaweng Beach
hotel · Koh Samui
from €25/night ★ 3
Escape Beach Resort
hotel · Koh Samui
from €27/night ★ 3
Montien House Chaweng Beach Resort
hotel · Koh Samui
from €29/night ★ 3
Good to know Time difference Same time zone
Time in the air 1h 05m
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 Pattaya 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 2026-09-09. Some links earn Stayonomy a commission at no cost to you.
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