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

Airlines that fly from Don Mueang Intl. Airport (DMK) to Ko Samui Airport (USM)

  • Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Mon., 21 Apr. - Sat., 26 Apr.
DMK
Bangkok
USM
Koh Samui
AU$419 Return, found 5 days ago
AU$419
Return
found 5 days ago
Select Bangkok Airways flight, departing Mon., 21 Apr. from Bangkok to Koh Samui, returning Sat., 26 Apr., priced at AU$419 found 5 days ago
Bangkok Airways
Mon., 24 Mar. - Mon., 24 Mar.
DMK
Bangkok
USM
Koh Samui
AU$420 Return, found 3 days ago
AU$420
Return
found 3 days ago
Select Bangkok Airways flight, departing Mon., 24 Mar. from Bangkok to Koh Samui, returning Mon., 24 Mar., priced at AU$420 found 3 days ago
Bangkok Airways
Fri., 20 Jun. - Fri., 4 Jul.
DMK
Bangkok
USM
Koh Samui
AU$421 Return, found 2 days ago
AU$421
Return
found 2 days ago
Select Bangkok Airways flight, departing Fri., 20 Jun. from Bangkok to Koh Samui, returning Fri., 4 Jul., priced at AU$421 found 2 days ago
Bangkok Airways
Sun., 16 Mar. - Tue., 18 Mar.
DMK
Bangkok
USM
Koh Samui
AU$422 Return, found 1 day ago
AU$422
Return
found 1 day ago
Select Bangkok Airways flight, departing Sun., 16 Mar. from Bangkok to Koh Samui, returning Tue., 18 Mar., priced at AU$422 found 1 day ago
Bangkok Airways
Sun., 19 Jan. - Thu., 23 Jan.
DMK
Bangkok
USM
Koh Samui
AU$423 Return, found 1 hour ago
AU$423
Return
found 1 hour ago
Select Bangkok Airways flight, departing Sun., 19 Jan. from Bangkok to Koh Samui, returning Thu., 23 Jan., priced at AU$423 found 1 hour ago
Bangkok Airways
Sat., 15 Mar. - Sat., 29 Mar.
DMK
Bangkok
USM
Koh Samui
AU$436 Return, found 3 days ago
AU$436
Return
found 3 days ago
Select Bangkok Airways flight, departing Sat., 15 Mar. from Bangkok to Koh Samui, returning Sat., 29 Mar., priced at AU$436 found 3 days ago
Bangkok Airways
Fri., 17 Jan. - Fri., 24 Jan.
DMK
Bangkok
USM
Koh Samui
AU$437 Return, found 2 days ago
AU$437
Return
found 2 days ago
Select Bangkok Airways flight, departing Fri., 17 Jan. from Bangkok to Koh Samui, returning Fri., 24 Jan., priced at AU$437 found 2 days ago
Bangkok Airways
Mon., 17 Mar. - Sat., 22 Mar.
DMK
Bangkok
USM
Koh Samui
AU$438 Return, found 1 day ago
AU$438
Return
found 1 day ago
Select Bangkok Airways flight, departing Mon., 17 Mar. from Bangkok to Koh Samui, returning Sat., 22 Mar., priced at AU$438 found 1 day ago
Bangkok Airways
Sun., 19 Jan. - Thu., 23 Jan.
DMK
Bangkok
USM
Koh Samui
AU$439 Return, found 1 hour ago
AU$439
Return
found 1 hour ago
Select Bangkok Airways flight, departing Sun., 19 Jan. from Bangkok to Koh Samui, returning Thu., 23 Jan., priced at AU$439 found 1 hour ago
Bangkok Airways
Fri., 6 Dec. - Mon., 9 Dec.
DMK
Bangkok
USM
Koh Samui
AU$446 Return, found 5 days ago
AU$446
Return
found 5 days ago
Select Bangkok Airways flight, departing Fri., 6 Dec. from Bangkok to Koh Samui, returning Mon., 9 Dec., priced at AU$446 found 5 days ago
Beautiful view of the beach with palm trees

Black Friday: Members save 30%+

Members save 30%+ on selected hotels until 4 Dec (property time) with our Black Friday deals. Stay by 15 Dec 2025.
Unlock Black Friday deals
Flight from Bangkok to Samui Intl. Airport route information
Origin airport
Don Mueang Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Bangkok Airways
Return price
AU$418
Distance
486 km

Your quick guide to flights from Bangkok to Samui Intl. Airport

Pick up great flights from Bangkok to Samui Intl. Airport

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Bangkok to Samui Intl. Airport. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Bangkok to Samui Intl. Airport that take around hours.

Find cheap flights from Bangkok to Samui Intl. Airport

From the great flight deals with prices currently ranging from AU$419 to AU$446, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Bangkok to Samui Intl. Airport around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Samui Intl. Airport is normally in April.

Reasons to book your flight from Bangkok to Samui Intl. Airport with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Bangkok to Samui Intl. Airport across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Samui Intl. Airport right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Don Mueang Airport to USM?
Start packing your bags, because round-trip flights between Don Mueang Airport and Samui Airport start from AU$419. That’s based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Don Mueang Airport to Samui Airport?
This differs between air carriers, as each has its own terms and conditions. Head to the Customer Service Portal, where there are simple instructions on how to cancel your flight online.
How do I find cheap flights from Don Mueang Airport to Ko Samui Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Don Mueang Intl. Airport (DMK) to Ko Samui Airport (USM) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from DMK to Ko Samui Airport (USM)?
A flight distance of just 490 kilometres separates Bangkok and Koh Samui. Once you’re up in the air, you won’t get a chance to do much more than read the in-flight magazine.
Which airlines fly direct from DMK to Ko Samui Airport (USM)?
If you want to travel straight from Don Mueang Airport to Ko Samui Airport (USM), you’ll have to book a flight with at least one stop. Unfortunately, there are no airlines that fly directly on this route.
Are Don Mueang Intl. Airport (DMK) to Samui Airport flight tickets cheaper when they're purchased at the last minute?
Tickets from DMK to Samui Airport are available up to 12 months before departure on Expedia. And although you may nab great last-minute deal, it’s not something you should bank on. Also, booking your flights well in advance means you’ll have more options — and you can avoid getting stuck in the dreaded middle seat! We regularly update our fares to make sure you get the biggest bargains, so check back often for all the latest specials.
*Available to Expedia members.