Cheap flights from Bangkok to Koh Samui

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Bangkok (BKK)
Koh Samui (USM)
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The best prices from Bangkok to Koh Samui are usually found in May or November, booked 60 days in advance, depart on a Tuesday or Sunday and return on a Monday

How to find the cheapest flight from
Bangkok (BKK) to Koh Samui (USM)

All the information you need to plan the best BKK to USM flight in 2021: compare Bangkok to Koh Samui flight prices with the expected peak season, weather and rainfall in Koh Samui.
TH1 - USM
Price
฿6,142 - ฿9,977
USM
Temperature
29 - 33 °C
USM
Rainfall
50 - 423 mm

Popular in

January

High demand for flights, 23% potential price rise

Cheapest in

May

Best time to find cheap flights, 21% potential price drop

Round-trip from

฿6,142

From Bangkok to Koh Samui

One-way from

฿1,933

One-way flight from Bangkok to Koh Samui

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Bangkok to Koh Samui?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Bangkok to Koh Samui?

Travellers have found it’s best to book a flight 61 days in advance to save up to 9% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Bangkok to Koh Samui 1-2 weeks in advance for as low as ฿7,888, or ฿8,106 for flights within the next 24 hours.

What is the cheapest month to fly from Bangkok to Koh Samui?

Flights from Bangkok to Koh Samui lean towards being more expensive in January. Prices are generally better when you fly from Bangkok to Koh Samui in May, with the cheapest ticket starting at ฿4,240.

When is the cheapest time to fly from Bangkok to Koh Samui (TH1 - USM)?

Unlike in the evening, when flights are generally more expensive, you can save up to 16% on flights from Bangkok to Koh Samui by exploring options for tickets in the morning.

Cheap flights from Bangkok to Koh Samui in April, May 2021

The best prices found for BKK to USM flights in April, May
21 Apr - 28 Apr
฿4,053pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
21 Apr - 23 Apr
฿4,084pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
20 May - 23 May
฿4,147pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi

Bangkok to Koh Samui 2021 flight deals

Cheap flights to Koh Samui from Bangkok found for this year
21 Apr - 28 Apr
฿4,053pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
21 Apr - 23 Apr
฿4,084pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
20 May - 23 May
฿4,147pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi

Direct flights to Koh Samui from Bangkok

Save time with Bangkok to Koh Samui direct flight deals
28 Apr - 30 Apr
฿4,053pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
20 May - 23 May
฿4,147pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
4 Jun - 7 Jun
฿4,178pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi

Last-minute flights from Bangkok to Koh Samui

Late deals on return flights to Koh Samui from Bangkok, departing today and this week
23 Apr - 2 May
฿4,209pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
27 Apr - 28 Apr
฿4,240pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi
23 Apr - 25 Apr
฿4,271pp
BKK
Bangkok Suvarnabhumi
Bangkok Airways
Direct
USM
Koh Samui
USM
Koh Samui
Bangkok Airways
Direct
BKK
Bangkok Suvarnabhumi

One-way flights to Koh Samui from Bangkok

The cheapest one-way flights from Bangkok to Koh Samui
04:10 - 05:15
Bangkok Airways
Direct
1h 05m
BKK - USM
Bangkok Airways
฿1,934
TravelGo
04:10 - 05:15
Bangkok Airways
Direct
1h 05m
BKK - USM
Bangkok Airways
฿1,965
mytrip.com
12:30 - 13:35
Bangkok Airways
Direct
1h 05m
BKK - USM
Bangkok Airways
฿2,027
Gotogate

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Bangkok</span> to <span class="emphasized">Koh Samui</span> flights.

Flight FAQs

From Bangkok to Koh Samui

Can I find flights from Bangkok to Koh Samui for under ฿6,236 on Cheapflights?

Yes, there are multiple flights from Bangkok to Koh Samui for under ฿6,236. The cheapest flight booked recently is on Bangkok Airways for just ฿4,053, but on average you can expect to pay ฿4,490.

Which airlines flying from Bangkok to Koh Samui have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Bangkok to Koh Samui that may be offering flexible cancellation policies are Bangkok Airways, Thai Airways, and Thai Lion Air. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Are there direct flights from Bangkok to Koh Samui for under ฿6,236 on Cheapflights?

Cheapflights has 20 direct flights from Bangkok to Koh Samui under ฿6,236. A good price for a direct flight from Bangkok to Koh Samui is less than ฿4,490.

Are there last-minute flights available from Bangkok to Koh Samui for under ฿6,236?

There are currently 10+ open flights from Bangkok to Koh Samui within the next 7 days for less than ฿6,236.

What days are direct flights available from Bangkok to Koh Samui?

Direct flights are available for this route on the following days: Saturday.

How many flights depart from Bangkok to Koh Samui on average per day?

1 flight departure from Bangkok to Koh Samui per day on average.
Morning (6am - Midday) - 100% of flight departures

Is Bangkok weather warmer or cooler than Koh Samui?

With an average temperature of 36 °C, peak weather can be found in April. As a traveller, expect to see changes in flight prices during that period. The temperatures in Koh Samui are colder than in Bangkok.

How long does is the flight from Bangkok to Koh Samui?

Airlines like Bangkok Airways fly from Bangkok to Koh Samui in about 1h 05m. The time it takes to get you to your destination is usually consistent. Bangkok and Koh Samui are separated by a distance of 467 km. Most flights are nonstop.

What is the cheapest airline to fly from Bangkok to Koh Samui return?

Flying on Bangkok Airways is currently your cheapest option to Koh Samui, with prices starting at ฿4,054. Bangkok Airways is priced at 47% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Bangkok to Koh Samui one-way?

฿1,934 is the cheapest one-way deal found within the past few days, from Bangkok Airways.

Destination information for Koh Samui

Things to know before you go - useful duration and weather info for your trip from Bangkok to Koh Samui.
Flight duration
1h 16m
Average temperature for April in Koh Samui
32.0 °C
Avg rainfall for April in Koh Samui
73.0 mm

Airports servicing Bangkok

Bangkok Suvarnabhumi (BKK)
Bangkok Don Mueang Intl (DMK)

Airports servicing Koh Samui

Top 4 airlines flying from Bangkok to Koh Samui

The chart below displays the airlines Cheapflights users travelling from Bangkok to Koh Samui choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Thai Lion Air
฿47 ฿79 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Thai Lion Air. Please check directly on their website for additional information.

Search Thai Lion Air flights
THAI Smile
฿67 ฿98 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by THAI Smile. Please check directly on their website for additional information.

Search THAI Smile flights
Bangkok Airways
฿179 ฿257 No cancel fee 74%

We couldn't confirm the COVID-19 safety measures taken by Bangkok Airways. Please check directly on their website for additional information.

Search Bangkok Airways flights
Thai Airways
฿127 ฿316 No cancel fee 77%
Search Thai Airways flights

Popular flight searches

Check out other popular destinations found by fellow travellers in 2021.

Hourly flight availability from Bangkok to Koh Samui

See what time of day planes typically take off from Bangkok towards Koh Samui.
Morning 6 AM to midday 52% of flight departures
Afternoon Midday to 6 PM 45% of flight departures
Evening 6 PM to midnight 2% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Midnight
6 AM
Noon
6 PM
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