Cheap flights from Koh Samui to Bangkok

Koh Samui
USM
Suvarnabhumi
BKK

Flight deals from Koh Samui to Bangkok

Below you can see the best deals on flights Koh Samui — Bangkok 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 7 September, from $106.

Top 10 cheap flights from Koh Samui to Bangkok

PG
VZ
$ 106

Koh Samui — Bangkok

17:00—22:05
7 Sep 2026
5 h 5 m
1 stop
PG
VZ
$ 107

Koh Samui — Bangkok

08:00—21:00
12 Sep 2026
13 h
1 stop
PG
VZ
$ 107

Koh Samui — Bangkok

08:00—21:05
12 Sep 2026
13 h 5 m
1 stop
PG
VZ
$ 109

Koh Samui — Bangkok

08:00—22:05
12 Sep 2026
14 h 5 m
1 stop
PG
VZ
$ 109

Koh Samui — Bangkok

17:00—17:55
7 Sep 2026
24 h 55 m
1 stop
PG
VZ
$ 111

Koh Samui — Bangkok

08:00—13:35
12 Sep 2026
5 h 35 m
1 stop
PG
VZ
$ 111

Koh Samui — Bangkok

17:00—09:00
7 Sep 2026
16 h
1 stop
PG
DD
$ 113

Koh Samui — Bangkok

08:00—20:10
12 Sep 2026
12 h 10 m
1 stop
PG
VZ
$ 115

Koh Samui — Bangkok

08:00—14:05
12 Sep 2026
6 h 5 m
1 stop
PG
VZ
$ 115

Koh Samui — Bangkok

08:00—15:10
12 Sep 2026
7 h 10 m
1 stop

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

When is the best time to book a flight from Koh Samui to Bangkok?

The price of a flight from Koh Samui to Bangkok changes depending on how far ahead you book. For the best chance of a lower fare, book around 27 days before departure, when the average ticket costs about $592. Fares also tend to climb as the departure date gets closer.

About the Koh Samui — Bangkok flight

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

The route has direct flights — around 644 flights per week, flights are operated by Bangkok Airways, Thai Airways, EVA Airways, China Airlines and 8 more airlines, a nonstop flight takes about 1 h 15 min, the distance between the cities is around 473 km.

Planning your trip? You may find our Bangkok travel guide, how to get from the airport into town and Bangkok 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
SeptemberCheapest
AugustPeak season
YesDirect flights
473 kmDistance
1 h 15 minTravel time
27Airlines
644 / wkFlights

Flight schedule from Koh Samui to Bangkok

The table shows direct flights from Koh Samui to Bangkok on the selected date. The flight takes approximately 1 h 15 min. Regular flights are operated by Bangkok Airways, Thai Airways, EVA Airways and China Airlines. Departures from Koh Samui Airport airports, arrivals at Suvarnabhumi Airport and Don Mueang International 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: 13 Aug 2026

Flight ticket prices by day: Koh Samui — Bangkok

Below is a calendar of the lowest flight ticket prices for Koh Samui — Bangkok by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $106 in September, and the most expensive are around $173 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 Koh Samui to Bangkok by month. Tickets are usually cheapest in September (around $115) and priciest in December (about $182) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$176highMay$133lowSep$115low
Feb$170highJun$121lowOct$121low
Mar$164highJul$152highNov$139medium
Apr$152mediumAug$152highDec$182high

Some values are estimated based on seasonality.

When to fly

Weather in Bangkok: it is warmest in April (up to 35 °C on average) and coolest in December (around 31 °C). The driest month is December.

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

Temperature · Bangkok

Dry and wet days · Bangkok

Wind speed and direction · Bangkok

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

  • Book ahead: fares for Koh Samui — Bangkok 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.
  • The cheapest month to fly to Bangkok is usually September — 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 Koh Samui — Bangkok route are operated by 12 airlines; Bangkok Airways runs the most flights (around 61% of all flights). Compare carriers, flight shares and schedules below.

  • Bangkok AirwaysPG
    131x/week
    WebsiteFleet: 254.3M pax/year
    • Direct flight USM → BKK117x/week
      Duration
      1h 19m
      Days
      MTWTFSS
    • Direct flight USM → DMK14x/week
      Duration
      1h 30m
      Days
      MTWTFSS
    60.9%Open →
  • Thai AirwaysTG
    6x/week
    WebsiteFleet: 7715M pax/year
    • Direct flight USM → BKK6x/week
      Days
      MTWTFSS
    3.0%Open →
  • EVA AirwaysBR
    6x/week
    WebsiteFleet: 8611.2M pax/year
    • Direct flight USM → BKK6x/week
      Days
      MTWTFSS
    3.0%Open →
  • China AirlinesCI
    6x/week
    WebsiteFleet: 849.6M pax/year
    • Direct flight USM → BKK6x/week
      Days
      MTWTFSS
    3.0%Open →
  • Turkish AirlinesTK
    6x/week
    WebsiteFleet: 49283.4M pax/year
    • Direct flight USM → BKK6x/week
      Days
      MTWTFSS
    3.0%Open →
  • EtihadEY
    6x/week
    WebsiteFleet: 9714M pax/year
    • Direct flight USM → BKK6x/week
      Days
      MTWTFSS
    3.0%Open →
  • Malaysia AirlineMH
    6x/week
    WebsiteFleet: 8916.6M pax/year
    • Direct flight USM → BKK6x/week
    2.8%Open →
  • Qatar AirwaysQR
    6x/week
    WebsiteFleet: 26640M pax/year
    • Direct flight USM → BKK6x/week
      Days
      MTWTFSS
    2.6%Open →
  • Singapore AirlinesSQ
    5x/week
    WebsiteFleet: 16325M pax/year
    • Direct flight USM → BKK5x/week
    2.3%Open →
  • Vietnam AirlinesVN
    5x/week
    WebsiteFleet: 10323M pax/year
    • Direct flight USM → BKK5x/week
    2.3%Open →
  • Hong Kong AirlinesHX
    5x/week
    WebsiteFleet: 213.5M pax/year
    • Direct flight USM → BKK5x/week
    2.2%Open →
  • Philippine AirlinesPR
    4x/week
    WebsiteFleet: 7914.7M pax/year
    • Direct flight USM → BKK4x/week
    2.0%Open →

Cities and airports on the Koh Samui — Bangkok route

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

Departure

Koh Samui

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

Bangkok

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

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Frequently asked questions about the Koh Samui — Bangkok flight

How long is the flight from Koh Samui to Bangkok?

A nonstop Koh Samui — Bangkok flight takes about 1 h 15 min — the distance between the cities is around 473 km.

How far is it from Koh Samui to Bangkok?

The distance from Koh Samui to Bangkok is about 473 km, which a nonstop flight covers in around 1 h 15 min.

Are there direct flights from Koh Samui to Bangkok?

Yes, there are nonstop flights Koh Samui — Bangkok — around 644 flights per week.

Which airlines fly from Koh Samui to Bangkok?

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

Which airports do Koh Samui — Bangkok flights use?

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

How much is a ticket from Koh Samui to Bangkok?

The price of a Koh Samui — Bangkok ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in August. Tickets typically cost between $106 and $173. Check the current lowest fare and low-price calendar on this page.

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

Flights Koh Samui — Bangkok 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 September. Compare prices by month in the price trend chart on this page.

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

To catch a low fare Koh Samui — Bangkok, 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 September.

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.

Where else you can fly from Koh Samui

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Where else you can fly from Bangkok

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