What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

How often are flights from Ko Samui to Bangkok delayed?

About 8% of weekly flights between Ko Samui and Bangkok have experienced delays in the past year, with the average delay time being 107 minutes.

What is the most punctual flight time for Ko Samui to Bangkok flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

Which airline has the best punctuality record on Ko Samui to Bangkok flights?

Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 8% of flights being delayed.

How long is the flight from Ko Samui to Bangkok Don Mueang Intl Airport?

Departing from Ko Samui to Bangkok Don Mueang Intl Airport will take you 1h 30m. Ko Samui and Bangkok Don Mueang Intl Airport are separated by a distance of 304 mi. Most flights are nonstop.

Weekly flight availability from Ko Samui to Bangkok Don Mueang Intl Airport

The most flights from USM to DMK are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

In terms of precipitation, rainfall in Bangkok Don Mueang Intl Airport ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok Don Mueang Intl Airport when rainfall is around 10.0 mm.

If weather is an important factor for your trip to Bangkok Don Mueang Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

What airport do you fly from for flights from Ko Samui to Bangkok Don Mueang Intl?

For a flight from Ko Samui to Bangkok Don Mueang Intl, you will be flying from Ko Samui. Ko Samui (USM) is just 2.1 mi from the center of the city. Ko Samui is the only Ko Samui airport and it handles 3 outbound flights to Bangkok Don Mueang Intl per day. 0 airlines have flights to Bangkok Don Mueang Intl from Ko Samui on a regular basis.

Can I find deals for flights from Ko Samui to Don Mueang Intl that include hotel bookings?

Yes. In addition to deals on Ko Samui to Don Mueang Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Ko Samui to Don Mueang Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ko Samui to Don Mueang Intl.

Can I find deals for business class flights from Ko Samui to Don Mueang Intl?

Yes. Cheapflights offers flight deals from Ko Samui to Don Mueang Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£99+ Cheap Flights from Ko Samui to Bangkok Don Mueang Intl Airport

Cheap flight deals from Ko Samui to Don Mueang Intl

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Cheapest flights from Ko Samui to Don Mueang Intl
Explore the most affordable flight options available from Ko Samui to Don Mueang Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Wed 21/1006:55 -

Nonstop1h 30m

Wed 28/1008:50 -

Nonstop1h 35m

Deal found 6/9£135

Sat 17/1015:55 -

Nonstop1h 30m

Sun 18/1009:05 -

Nonstop1h 30m

Deal found 3/9£139

Sat 17/1019:00 -

1 stop4h 35m

Sun 18/1009:05 -

Nonstop1h 30m

Deal found 3/9£149

Wed 21/1017:55 -

1 stop5h 40m

Wed 28/1008:50 -

Nonstop1h 35m

Deal found 6/9£166

Sun 4/1006:55 -

Nonstop1h 30m

Sun 11/1018:15 -

Nonstop1h 30m

Deal found 6/9£198

Fri 2/1006:55 -

Nonstop1h 30m

Fri 9/1018:15 -

Nonstop1h 30m

Deal found 4/9£200

Fri 2/1011:25 -

1 stop12h 10m

Fri 9/1006:30 -

1 stop11h 30m

Deal found 4/9£217

Sun 4/1017:55 -

1 stop5h 40m

Sun 11/1018:15 -

Nonstop1h 30m

Deal found 6/9£224

Find flight deals from Ko Samui to Don Mueang Intl

Round-trip from	£139
One-way from	£99
Popular in	July
Cheapest in	May
Average price	£198
Good one-way deal	£86 or less

Bangkok Airways
17/10-18/10
Nonstop
3h 00m total
Ko Samui to Bangkok

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Bangkok Airways
25/10-31/12
Nonstop
1h 35m total
Ko Samui to Bangkok

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£23 potential increase over avg. return price).

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Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).

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Average for round-trip flights in September 2026

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Price to beat on a one-way flight from Ko Samui to Bangkok Don Mueang Intl.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Ko Samui to Bangkok Don Mueang Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Ko SamuiBangkok

USM Ko Samui - DMK Bangkok Don Mueang Intl

USMDMK

Ko Samui

Fri 26/2

06:45-08:20

Nonstop1h 35m

Bangkok Don Mueang Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£105

Ko SamuiBangkok

USM Ko Samui - DMK Bangkok Don Mueang Intl

USMDMK

Ko Samui

Sat 28/11

06:45-08:20

Nonstop1h 35m

Bangkok Don Mueang Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£106

Ko SamuiBangkok

USM Ko Samui - DMK Bangkok Don Mueang Intl

USMDMK

Ko Samui

Thu 26/11

06:45-08:20

Nonstop1h 35m

Bangkok Don Mueang Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£109

Fastest return journey

Ko SamuiBangkok

USM Ko Samui - DMK Bangkok Don Mueang Intl

USMDMK

Ko Samui

Tue 15/9

06:55-08:25

Nonstop1h 30m

Bangkok Don Mueang Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£109

Ko SamuiBangkok

USM Ko Samui - DMK Bangkok Don Mueang Intl

USMDMK

Ko Samui

Fri 27/11

06:45-08:20

Nonstop1h 35m

Bangkok Don Mueang Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£110

Ko SamuiBangkok

USM Ko Samui - DMK Bangkok Don Mueang Intl

USMDMK

Ko Samui

Thu 29/10

06:45-08:20

Nonstop1h 35m

Bangkok Don Mueang Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£115

Ko SamuiBangkok

USM Ko Samui - DMK Bangkok Don Mueang Intl

USMDMK

Ko Samui

Sun 13/9

06:55-08:25

Nonstop1h 30m

Bangkok Don Mueang Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£124

Ko SamuiBangkok

USM Ko Samui - DMK Bangkok Don Mueang Intl

USMDMK

Ko Samui

Sat 17/10

15:55-17:25

Nonstop1h 30m

Bangkok Don Mueang Intl

Sun 18/10

09:05-10:35

Nonstop1h 30m

£139

Ko SamuiBangkok

USM Ko Samui - DMK Bangkok Don Mueang Intl

USMDMK

Ko Samui

Sat 17/10

19:00-23:35

1 stop4h 35m

Bangkok Don Mueang Intl

Sun 18/10

09:05-10:35

Nonstop1h 30m

£149

Ko SamuiBangkok

USM Ko Samui - DMK Bangkok Don Mueang Intl

USMDMK

Ko Samui

Sun 4/10

06:55-08:25

Nonstop1h 30m

Bangkok Don Mueang Intl

Sun 11/10

18:15-19:45

Nonstop1h 30m

£198

Flights are sorted by cheapest return flights first.

Deals found on 6/9

Showing 1-10 of 12 resultsSorted by cheapest first

Best time to book a flight from Ko Samui to Don Mueang Intl

Have a flexible travel schedule? Discover the best time to fly to Don Mueang Intl from Ko Samui with our price prediction graph.

USM-DMK

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ko Samui to Bangkok Don Mueang Intl Airport

Prices

Airlines

Delays

What is the cheapest time of day to fly from USM to DMK?

When flying from Ko Samui to Bangkok Don Mueang Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

What airport do you fly from for flights from Ko Samui to Bangkok Don Mueang Intl?
For a flight from Ko Samui to Bangkok Don Mueang Intl, you will be flying from Ko Samui. Ko Samui (USM) is just 2.1 mi from the center of the city. Ko Samui is the only Ko Samui airport and it handles 3 outbound flights to Bangkok Don Mueang Intl per day. 0 airlines have flights to Bangkok Don Mueang Intl from Ko Samui on a regular basis.
How long is the flight from Ko Samui to Bangkok Don Mueang Intl Airport?
Departing from Ko Samui to Bangkok Don Mueang Intl Airport will take you 1h 30m. Ko Samui and Bangkok Don Mueang Intl Airport are separated by a distance of 304 mi. Most flights are nonstop.
Can I find deals for flights from Ko Samui to Don Mueang Intl that include hotel bookings?
Yes. In addition to deals on Ko Samui to Don Mueang Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ko Samui to Don Mueang Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ko Samui to Don Mueang Intl.
Can I find deals for business class flights from Ko Samui to Don Mueang Intl?
Yes. Cheapflights offers flight deals from Ko Samui to Don Mueang Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Deals for Ko Samui to Don Mueang Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ko Samui to Don Mueang Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ko Samui to Don Mueang Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ko Samui to Don Mueang Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ko Samui to Don Mueang Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ko Samui to Don Mueang Intl become cheaper?

Yes, Cheapflights offers price alerts on Ko Samui to Don Mueang Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Ko Samui to Bangkok Don Mueang Intl Airport from £99

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ko Samui to Don Mueang Intl

Cheapest flights from Ko Samui to Don Mueang IntlExplore the most affordable flight options available from Ko Samui to Don Mueang Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Explore the most affordable flight options available from Ko Samui to Don Mueang Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Best flights from Ko Samui to Don Mueang IntlDiscover carefully curated flight deals from Ko Samui to Don Mueang Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Discover carefully curated flight deals from Ko Samui to Don Mueang Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Direct flights from Ko Samui to Don Mueang IntlExplore direct flight options from Ko Samui to Don Mueang Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 September 2026.

Explore direct flight options from Ko Samui to Don Mueang Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 September 2026.

Last-minute flights from Ko Samui to Don Mueang IntlDiscover last-minute flight deals from Ko Samui to Don Mueang Intl. Data last updated 6 September 2026 and is based on user searches.

Discover last-minute flight deals from Ko Samui to Don Mueang Intl. Data last updated 6 September 2026 and is based on user searches.

One-way flights from Ko Samui to Don Mueang IntlSearch for one-way flight options from Ko Samui to Don Mueang Intl. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Search for one-way flight options from Ko Samui to Don Mueang Intl. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

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Use the filters below to find and compare flights from Ko Samui to Bangkok Don Mueang Intl Airport that are best for you.

Best time to book a flight from Ko Samui to Don Mueang Intl

Have a flexible travel schedule? Discover the best time to fly to Don Mueang Intl from Ko Samui with our price prediction graph.

Cheapflights Insights

What is the cheapest time of day to fly from USM to DMK?

When flying from Ko Samui to Bangkok Don Mueang Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Ko Samui to Bangkok Don Mueang Intl Airport

The most flights from USM to DMK are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

How often are flights from Ko Samui to Bangkok delayed?

About 8% of weekly flights between Ko Samui and Bangkok have experienced delays in the past year, with the average delay time being 107 minutes.

What is the most punctual flight time for Ko Samui to Bangkok flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Ko Samui to Bangkok flights?

Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 8% of flights being delayed.

Related info for your journey

What airport do you fly from for flights from Ko Samui to Bangkok Don Mueang Intl?

How long is the flight from Ko Samui to Bangkok Don Mueang Intl Airport?

Can I find deals for flights from Ko Samui to Don Mueang Intl that include hotel bookings?

How can I find direct flights from Ko Samui to Don Mueang Intl?

Can I find deals for business class flights from Ko Samui to Don Mueang Intl?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ko Samui to Don Mueang Intl

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Other flights to Don Mueang Intl

Explore flights to Don Mueang Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 6 September 2026.

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Cheapest flights from Ko Samui to Don Mueang Intl
Explore the most affordable flight options available from Ko Samui to Don Mueang Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Best flights from Ko Samui to Don Mueang Intl
Discover carefully curated flight deals from Ko Samui to Don Mueang Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Direct flights from Ko Samui to Don Mueang Intl
Explore direct flight options from Ko Samui to Don Mueang Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 September 2026.

Last-minute flights from Ko Samui to Don Mueang Intl
Discover last-minute flight deals from Ko Samui to Don Mueang Intl. Data last updated 6 September 2026 and is based on user searches.

One-way flights from Ko Samui to Don Mueang Intl
Search for one-way flight options from Ko Samui to Don Mueang Intl. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.