Cheap flights from Bangkok to Koh Samui

Suvarnabhumi
BKK
Koh Samui
USM

Flight deals from Bangkok to Koh Samui

Below you can see the best deals on flights Bangkok — Koh Samui for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 8 October, from $106.

Top 10 cheap flights from Bangkok to Koh Samui

PG
$ 100

Bangkok — Koh Samui

06:05—07:10
12 Sep 2026
1 h 5 m
Direct flight
PG
$ 100

Bangkok — Koh Samui

06:05—07:10
13 Sep 2026
1 h 5 m
Direct flight
PG
$ 116

Bangkok — Koh Samui

20:05—21:35
13 Sep 2026
1 h 30 m
Direct flight
PG
$ 128

Bangkok — Koh Samui

19:25—20:30
13 Sep 2026
1 h 5 m
Direct flight
PG
$ 128

Bangkok — Koh Samui

19:20—20:50
13 Sep 2026
1 h 30 m
Direct flight
PG
$ 128

Bangkok — Koh Samui

18:15—19:45
13 Sep 2026
1 h 30 m
Direct flight
VZ
PG
$ 136

Bangkok — Koh Samui

22:00—14:50
12 Sep 2026
16 h 50 m
1 stop
VZ
PG
$ 137

Bangkok — Koh Samui

22:00—08:25
12 Sep 2026
10 h 25 m
1 stop
VZ
PG
$ 137

Bangkok — Koh Samui

22:00—18:00
12 Sep 2026
20 h
1 stop
PG
$ 138

Bangkok — Koh Samui

06:25—07:30
3 Sep 2026
1 h 5 m
Direct flight

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Bangkok — Koh Samui flight

Looking for cheap flights from Bangkok to Koh Samui? Compare fares from different airlines, check the flight schedule and travel time — and book your Bangkok — Koh Samui ticket online at the best price.

The route has direct flights — around 637 flights per week, flights are operated by Bangkok Airways, EVA Airways, China Airlines, Etihad and 8 more airlines, a nonstop flight takes about 1 h 5 min, the distance between the cities is around 473 km.

Planning your trip? You may find our Koh Samui travel guide, how to get from the airport into town and Koh Samui weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $106Min. price
OctoberCheapest
AugustPeak season
YesDirect flights
473 kmDistance
1 h 5 minTravel time
28Airlines
637 / wkFlights

Flight schedule from Bangkok to Koh Samui

The table shows direct flights from Bangkok to Koh Samui on the selected date. The flight takes approximately 1 h 5 min. Regular flights are operated by Bangkok Airways, EVA Airways, China Airlines and Etihad. Departures from Suvarnabhumi Airport and Don Mueang International Airport airports, arrivals at Koh Samui Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Bangkok — Koh Samui

Below is a calendar of the lowest flight ticket prices for Bangkok — Koh Samui by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $106 in October, and the most expensive are around $139 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Bangkok to Koh Samui by month. Tickets are usually cheapest in October (around $105) and priciest in December (about $155) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$151highMay$118mediumSep$118medium
Feb$149highJun$106lowOct$105low
Mar$145highJul$123mediumNov$105low
Apr$127mediumAug$147highDec$155high

Some values are estimated based on seasonality.

When to fly

Weather in Koh Samui: it is warmest in May (up to 30 °C on average) and coolest in January (around 27 °C). The driest month is March.

Tickets are usually cheapest in October and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Koh Samui

Dry and wet days · Koh Samui

Wind speed and direction · Koh Samui

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How to get the best deal on a Bangkok — Koh Samui ticket

  • Book ahead: fares for Bangkok — Koh Samui are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Bangkok is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Koh Samui is usually October — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Bangkok — Koh Samui route are operated by 12 airlines; Bangkok Airways runs the most flights (around 57% of all flights). Compare carriers, flight shares and schedules below.

  • Bangkok AirwaysPG
    121x/week
    WebsiteFleet: 254.3M pax/year
    • Direct flight BKK → USM107x/week
      Duration
      1h 11m
      Days
      MTWTFSS
    • Direct flight DMK → USM14x/week
      Duration
      1h 30m
      Days
      MTWTFSS
    57.1%Open →
  • EVA AirwaysBR
    7x/week
    WebsiteFleet: 8611.2M pax/year
    • Direct flight BKK → USM7x/week
      Days
      MTWTFSS
    3.1%Open →
  • China AirlinesCI
    7x/week
    WebsiteFleet: 849.6M pax/year
    • Direct flight BKK → USM7x/week
      Days
      MTWTFSS
    3.1%Open →
  • EtihadEY
    7x/week
    WebsiteFleet: 9714M pax/year
    • Direct flight BKK → USM7x/week
      Days
      MTWTFSS
    3.1%Open →
  • Turkish AirlinesTK
    6x/week
    WebsiteFleet: 49283.4M pax/year
    • Direct flight BKK → USM6x/week
      Days
      MTWTFSS
    3.0%Open →
  • Thai AirwaysTG
    6x/week
    WebsiteFleet: 7715M pax/year
    • Direct flight BKK → USM6x/week
      Days
      MTWTFSS
    3.0%Open →
  • Malaysia AirlineMH
    6x/week
    WebsiteFleet: 8916.6M pax/year
    • Direct flight BKK → USM6x/week
      Days
      MTWTFSS
    2.8%Open →
  • Qatar AirwaysQR
    6x/week
    WebsiteFleet: 26640M pax/year
    • Direct flight BKK → USM6x/week
    2.7%Open →
  • Oman AirWY
    6x/week
    WebsiteFleet: 325.4M pax/year
    • Direct flight BKK → USM6x/week
    2.7%Open →
  • Hong Kong AirlinesHX
    5x/week
    WebsiteFleet: 213.5M pax/year
    • Direct flight BKK → USM5x/week
      Days
      MTWTFSS
    2.4%Open →
  • Singapore AirlinesSQ
    5x/week
    WebsiteFleet: 16325M pax/year
    • Direct flight BKK → USM5x/week
    2.2%Open →
  • Cathay PacificCX
    4x/week
    WebsiteFleet: 18018M pax/year
    • Direct flight BKK → USM4x/week
      Days
      MTWTFSS
    1.9%Open →

Cities and airports on the Bangkok — Koh Samui route

Flights Bangkok — Koh Samui depart from Suvarnabhumi Airport and Don Mueang International Airport and arrive at Koh Samui Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Bangkok

BKK
Thailand
About the cityHow to get thereWeatherAll about the country Thailand
Arrival

Koh Samui

USM
Thailand
About the cityHow to get thereWeatherAll about the country Thailand
Departure airports
Arrival airports

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Frequently asked questions about the Bangkok — Koh Samui flight

How long is the flight from Bangkok to Koh Samui?

A nonstop Bangkok — Koh Samui flight takes about 1 h 5 min — the distance between the cities is around 473 km.

How far is it from Bangkok to Koh Samui?

The distance from Bangkok to Koh Samui is about 473 km, which a nonstop flight covers in around 1 h 5 min.

Are there direct flights from Bangkok to Koh Samui?

Yes, there are nonstop flights Bangkok — Koh Samui — around 637 flights per week.

Which airlines fly from Bangkok to Koh Samui?

Airlines operating Bangkok — Koh Samui include Bangkok Airways, EVA Airways, China Airlines, Etihad, Turkish Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do Bangkok — Koh Samui flights use?

Flights from Bangkok depart from Suvarnabhumi Airport, Don Mueang International Airport, and arrive at Koh Samui Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Bangkok to Koh Samui?

The price of a Bangkok — Koh Samui ticket depends on your travel date, season and demand: it is usually cheapest to fly in October, and most expensive in August. Tickets typically cost between $106 and $139. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Bangkok — Koh Samui?

Flights Bangkok — Koh Samui are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is October. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Bangkok to Koh Samui?

To catch a low fare Bangkok — Koh Samui, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually October.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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