$147 Cheap Flights from Samui Intl. Airport (USM) to Bangkok (DMK)

View $147 flight on Tue, Jul 7, 2026Opens in a new window

Popular airlines from Samui Intl. Airport (USM) to Don Mueang Intl. Airport (DMK)

Cheap Flights from Samui Intl. Airport to Bangkok (USM-DMK)

Prices were available within the past 7 days and start at $147 for one-way flights and $287 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Sat, Mar 28 - Sun, Mar 29
USM
Koh Samui
DMK
Bangkok
$287 Roundtrip, found 3 days ago
$287
Roundtrip
found 3 days ago
Select Bangkok Airways flight, departing Sat, Mar 28 from Koh Samui to Bangkok, returning Sun, Mar 29, priced at $287 found 3 days ago
Bangkok Airways
Thu, Nov 13 - Mon, Nov 17
USM
Koh Samui
DMK
Bangkok
$289 Roundtrip, found 3 days ago
$289
Roundtrip
found 3 days ago
Select Bangkok Airways flight, departing Thu, Nov 13 from Koh Samui to Bangkok, returning Mon, Nov 17, priced at $289 found 3 days ago
Bangkok Airways
Mon, Nov 24 - Thu, Nov 27
USM
Koh Samui
DMK
Bangkok
$290 Roundtrip, found 1 day ago
$290
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Mon, Nov 24 from Koh Samui to Bangkok, returning Thu, Nov 27, priced at $290 found 1 day ago
Bangkok Airways
Mon, Nov 24 - Tue, Nov 25
USM
Koh Samui
DMK
Bangkok
$291 Roundtrip, found 4 hours ago
$291
Roundtrip
found 4 hours ago
Select Bangkok Airways flight, departing Mon, Nov 24 from Koh Samui to Bangkok, returning Tue, Nov 25, priced at $291 found 4 hours ago
Bangkok Airways
Mon, Nov 24 - Thu, Nov 27
USM
Koh Samui
DMK
Bangkok
$301 Roundtrip, found 1 day ago
$301
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Mon, Nov 24 from Koh Samui to Bangkok, returning Thu, Nov 27, priced at $301 found 1 day ago
Bangkok Airways
Mon, Nov 24 - Tue, Nov 25
USM
Koh Samui
DMK
Bangkok
$302 Roundtrip, found 4 hours ago
$302
Roundtrip
found 4 hours ago
Select Bangkok Airways flight, departing Mon, Nov 24 from Koh Samui to Bangkok, returning Tue, Nov 25, priced at $302 found 4 hours ago
Bangkok Airways
Tue, Nov 4 - Thu, Nov 6
USM
Koh Samui
DMK
Bangkok
$307 Roundtrip, found 3 days ago
$307
Roundtrip
found 3 days ago
Select Bangkok Airways flight, departing Tue, Nov 4 from Koh Samui to Bangkok, returning Thu, Nov 6, priced at $307 found 3 days ago
Bangkok Airways
Mon, Nov 24 - Thu, Nov 27
USM
Koh Samui
DMK
Bangkok
$308 Roundtrip, found 1 day ago
$308
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Mon, Nov 24 from Koh Samui to Bangkok, returning Thu, Nov 27, priced at $308 found 1 day ago
Bangkok Airways
Thu, Jan 22 - Thu, Jan 29
USM
Koh Samui
DMK
Bangkok
$309 Roundtrip, found 2 days ago
$309
Roundtrip
found 2 days ago
Select Bangkok Airways flight, departing Thu, Jan 22 from Koh Samui to Bangkok, returning Thu, Jan 29, priced at $309 found 2 days ago
Bangkok Airways
Tue, Nov 4 - Fri, Nov 7
USM
Koh Samui
DMK
Bangkok
$312 Roundtrip, just found
$312
Roundtrip
just found
Select Bangkok Airways flight, departing Tue, Nov 4 from Koh Samui to Bangkok, returning Fri, Nov 7, priced at $312 just found

Find the cheapest month to fly from Koh Samui (USM) to Bangkok (DMK)

May is typically the cheapest month to fly

From $185 - $310 per traveler.

Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Don Mueang Intl. DMK. Cheapest and Closest option available. Average driving time to city center is 19 minutes. Flights from $288
DMK
Don Mueang Intl.
CheapestClosest
Average driving time to city center19 min
Flights from $288
Flights from Samui Intl. Airport (USM) to Bangkok (DMK)
Origin airport
Samui Intl. Airport
Destination airport
Don Mueang Intl.
Airlines serving
Bangkok Airways
Roundtrip price
$286
Distance
304 mi
Average flight time
1 hour 35 mins

Samui Intl. Airport to Bangkok Flights

The cheapest times to fly from Samui Intl. Airport to Bangkok

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Samui Intl. Airport to Bangkok are during the month of March. You can find some of the cheapest flights from Samui Intl. Airport to Bangkok with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Samui Intl. Airport to Bangkok

Sunday is one of the best days to book for cheap flights from Samui Intl. Airport to Bangkok: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Samui Intl. Airport to Bangkok

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Samui Intl. Airport to Bangkok in 2025. You can also book with separate airlines for your outbound and return journeys, from $147 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Samui Intl. Airport to Bangkok flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Samui Intl. Airport to Bangkok airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK) cost?
Grab a cheap one-way flight from $147 or cheap return flight from $287 from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK)?
The cheapest month to fly from USM to DMK is March, when there's less demand. Off-peak season is usually when you'll find cheap fares for travel between these airports.
Which airlines fly direct from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK)?
When jetting out of Ko Samui Airport (USM), you can jump on a nonstop flight to Don Mueang Intl. Airport (DMK) with Bangkok Airways.
What is the cheapest airline that flies from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK)?
To find the cheapest airline that'll fly you from USM to DMK, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK)?
With an average of 3 direct flights departing from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK) each day, you'll be off on your next adventure in no time.
What are the most popular departure times for flights from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK)?
Flights between USM and DMK are their busiest at 6 AM. If you're after a quieter experience and potentially cheaper prices, look for a time when demand is lower.
What day of the week has the most flights from USM to DMK?
Saturday offers the most flights from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK). Consider leaving on this day and you'll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK)?
Ko Samui Airport (USM)'s earliest flight to Don Mueang Intl. Airport (DMK) leaves at approximately 6:45AM UTC+7. With a travel time of 1h 35m, you'll touch down at around 8:20AM UTC+7.
How long does it take to fly from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK)?
Flights from USM to DMK have an average travel time of 1 hour and 35 minutes. The distance between the two is 300 mi.
What airline has the least delays from USM to DMK?
Consider booking with Bangkok Airways if you'd like to fly straight from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK) without any holdups. This airline has the strongest track record for punctuality, with an on-time score of 92%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK)?
To reach Don Mueang Intl. Airport (DMK) on schedule, opt for a flight that takes off from Ko Samui Airport (USM) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Bangkok from Ko Samui Airport (USM)?
Take a direct flight from Ko Samui Airport (USM) to Bangkok and touch down at Suvarnabhumi Intl. Airport (BKK). Another point of entry into the city is Don Mueang Intl. Airport (DMK).
Is it cheaper to buy a plane ticket from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK) last-minute?
Waiting until just before your departure to book a flight from USM to DMK generally means paying more. Although you may find some last-minute deals, they're not always guaranteed. Keep your travel schedule open to boost your chances of snagging a bargain.
Is it cheaper to book an USM to DMK flight and hotel package?
Securing an USM to DMK flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our impressive range of stays and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ko Samui Airport (USM) to Don Mueang Intl. Airport (DMK)?
Typically, it's possible to reschedule or cancel your USM to DMK flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.