$81+ Cheap flights from Don Mueang Intl (DMK) to Ko Samui (USM)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
DMK — USM
Nov 19 — Nov 261
Round-trip
1 adult, Economy
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Find cheap flights from Don Mueang Intl to Ko Samui with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Don Mueang Intl to Ko Samui
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Cheapest flights from Don Mueang Intl to Ko SamuiExplore the most affordable flight options available from Don Mueang Intl to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
Explore the most affordable flight options available from Don Mueang Intl to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
This Booking.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:50 am -
Nonstop1h 35m
Mon 11/166:45 am -
Nonstop1h 35m
Deal found 10/15![Bangkok Airways logo]()
$169
This Booking.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:55 pm -
Nonstop1h 35m
Sat 11/76:45 am -
Nonstop1h 35m
Deal found 10/18![Bangkok Airways logo]()
$171
This Booking.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:55 pm -
Nonstop1h 35m
Wed 11/116:45 am -
Nonstop1h 35m
Deal found 10/17![Bangkok Airways logo]()
$177
This Booking.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:55 pm -
Nonstop1h 35m
Mon 11/236:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$179
This Priceline deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:55 pm -
Nonstop1h 35m
Sat 11/76:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$182
This Booking.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:55 pm -
Nonstop1h 35m
Wed 11/46:45 am -
Nonstop1h 35m
Deal found 10/17![Bangkok Airways logo]()
$189
This Booking.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:50 am -
Nonstop1h 35m
Tue 11/176:45 am -
Nonstop1h 35m
Deal found 10/16![Bangkok Airways logo]()
$190
This Booking.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:55 pm -
Nonstop1h 35m
Mon 11/236:45 am -
Nonstop1h 35m
Deal found 10/16![Bangkok Airways logo]()
$191
This Booking.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:55 pm -
Nonstop1h 35m
Thu 11/56:45 am -
Nonstop1h 35m
Deal found 10/18![Bangkok Airways logo]()
$193
This Booking.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:50 am -
Nonstop1h 35m
Mon 11/236:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$196
This Booking.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:50 am -
Nonstop1h 35m
Tue 11/246:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:55 pm -
Nonstop1h 35m
Fri 11/611:00 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$198
Best flights from Don Mueang Intl to Ko SamuiDiscover carefully curated flight deals from Don Mueang Intl to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
Discover carefully curated flight deals from Don Mueang Intl to Ko Samui that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
This Bangkok Airways deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:55 pm -
Nonstop1h 35m
Mon 11/96:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$208
This Bangkok Airways deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:55 pm -
Nonstop1h 35m
Sat 11/76:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$208
This Bangkok Airways deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:55 pm -
Nonstop1h 35m
Mon 11/96:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$208
This Bangkok Airways deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:55 pm -
Nonstop1h 35m
Thu 11/56:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$208
This Bangkok Airways deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:55 pm -
Nonstop1h 35m
Sun 11/296:45 am -
Nonstop1h 35m
Deal found 10/20![Bangkok Airways logo]()
$220
This Bangkok Airways deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:50 am -
Nonstop1h 35m
Sun 11/296:45 am -
Nonstop1h 35m
Deal found 10/20![Bangkok Airways logo]()
$220
This Bangkok Airways deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:55 pm -
Nonstop1h 35m
Sun 11/296:45 am -
Nonstop1h 35m
Deal found 10/20![Bangkok Airways logo]()
$220
This Bangkok Airways deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/188:50 am -
Nonstop1h 35m
Wed 12/26:45 am -
Nonstop1h 35m
Deal found 10/16![Bangkok Airways logo]()
$220
This Bangkok Airways deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:50 am -
Nonstop1h 35m
Sun 11/296:45 am -
Nonstop1h 35m
Deal found 10/20![Bangkok Airways logo]()
$231
This Bangkok Airways deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/156:55 pm -
Nonstop1h 35m
Sat 4/36:55 am -
Nonstop1h 30m
Deal found 10/15![Bangkok Airways logo]()
$235
This Bangkok Airways deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/176:55 pm -
Nonstop1h 35m
Sat 4/36:55 am -
Nonstop1h 30m
Deal found 10/15![Bangkok Airways logo]()
$248
Last-minute flights from Don Mueang Intl to Ko SamuiDiscover last-minute flight deals from Don Mueang Intl to Ko Samui. Data last updated October 20, 2026 and is based on user searches.
Discover last-minute flight deals from Don Mueang Intl to Ko Samui. Data last updated October 20, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:50 am -
Nonstop1h 35m
Tue 11/176:45 am -
Nonstop1h 35m
Deal found 10/16![Bangkok Airways logo]()
$190
This Booking.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:55 pm -
Nonstop1h 35m
Wed 11/46:45 am -
Nonstop1h 35m
Deal found 10/17![Bangkok Airways logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:55 pm -
Nonstop1h 35m
Fri 11/611:00 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$198
This Booking.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:55 pm -
Nonstop1h 35m
Thu 11/56:45 am -
Nonstop1h 35m
Deal found 10/18![Bangkok Airways logo]()
$193
This Priceline deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:55 pm -
Nonstop1h 35m
Sat 11/76:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$182
This Booking.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:55 pm -
Nonstop1h 35m
Sat 11/76:45 am -
Nonstop1h 35m
Deal found 10/18![Bangkok Airways logo]()
$171
This Booking.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:55 pm -
Nonstop1h 35m
Wed 11/116:45 am -
Nonstop1h 35m
Deal found 10/17![Bangkok Airways logo]()
$177
This Booking.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:50 am -
Nonstop1h 35m
Mon 11/166:45 am -
Nonstop1h 35m
Deal found 10/15![Bangkok Airways logo]()
$169
This Booking.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:55 pm -
Nonstop1h 35m
Mon 11/236:45 am -
Nonstop1h 35m
Deal found 10/16![Bangkok Airways logo]()
$191
This Booking.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:55 pm -
Nonstop1h 35m
Mon 11/236:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$179
This Booking.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:50 am -
Nonstop1h 35m
Mon 11/236:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$196
This Booking.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:50 am -
Nonstop1h 35m
Tue 11/246:45 am -
Nonstop1h 35m
Deal found 10/19![Bangkok Airways logo]()
$197
One-way flights from Don Mueang Intl to Ko SamuiSearch for one-way flight options from Don Mueang Intl to Ko Samui. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
Search for one-way flight options from Don Mueang Intl to Ko Samui. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
This Booking.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/156:55 pm -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Bangkok Airways logo]()
$81
This Booking.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/146:55 pm -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Bangkok Airways logo]()
$88
This CheapOair deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:55 pm -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Bangkok Airways logo]()
$90
This Priceline deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:50 am -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Bangkok Airways logo]()
$92
This Booking.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/46:55 pm -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Bangkok Airways logo]()
$93
This CheapOair deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:55 pm -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Bangkok Airways logo]()
$95
This CheapOair deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:55 pm -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Bangkok Airways logo]()
$97
This Super.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/136:55 pm -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Bangkok Airways logo]()
$103
Find flight deals from Don Mueang Intl to Ko Samui
Discover tips and strategies to find the most affordable flight options for your journey from Don Mueang Intl (DMK) to Ko Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $169 (Booking.com) |
One-way from | $81 (Booking.com) |
Popular in | July |
Cheapest in | June |
Average price | $230 |
Good round-trip deal | $215 or less |
Good one-way deal | $106 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Don Mueang Intl to Ko Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 20, 2026.
Use the filters below to find and compare flights from Bangkok Don Mueang Intl Airport to Ko Samui that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BangkokKo Samui
DMK Bangkok Don Mueang Intl - USM Ko Samui
DMKUSM
Bangkok Don Mueang Intl
Tue 2/16
6:55 pm-8:30 pm
Nonstop1h 35m
Ko Samui
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$105
BangkokKo Samui
DMK Bangkok Don Mueang Intl - USM Ko Samui
DMKUSM
Bangkok Don Mueang Intl
Sun 11/8
6:55 pm-8:30 pm
Nonstop1h 35m
Ko Samui
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$106
BangkokKo Samui
DMK Bangkok Don Mueang Intl - USM Ko Samui
DMKUSM
Bangkok Don Mueang Intl
Wed 1/13
6:55 pm-8:30 pm
Nonstop1h 35m
Ko Samui
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$108
BangkokKo Samui
DMK Bangkok Don Mueang Intl - USM Ko Samui
DMKUSM
Bangkok Don Mueang Intl
Thu 3/11
6:55 pm-8:30 pm
Nonstop1h 35m
Ko Samui
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$109
Quickest round-trip
BangkokKo Samui
DMK Bangkok Don Mueang Intl - USM Ko Samui
DMKUSM
Bangkok Don Mueang Intl
Thu 4/15
6:15 pm-7:45 pm
Nonstop1h 30m
Ko Samui
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$109
BangkokKo Samui
DMK Bangkok Don Mueang Intl - USM Ko Samui
DMKUSM
Bangkok Don Mueang Intl
Sun 1/17
6:55 pm-8:30 pm
Nonstop1h 35m
Ko Samui
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$118
BangkokKo Samui
DMK Bangkok Don Mueang Intl - USM Ko Samui
DMKUSM
Bangkok Don Mueang Intl
Wed 10/28
6:55 pm-8:30 pm
Nonstop1h 35m
Ko Samui
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$118
BangkokKo Samui
DMK Bangkok Don Mueang Intl - USM Ko Samui
DMKUSM
Bangkok Don Mueang Intl
Mon 1/18
6:55 pm-8:30 pm
Nonstop1h 35m
Ko Samui
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$119
BangkokKo Samui
DMK Bangkok Don Mueang Intl - USM Ko Samui
DMKUSM
Bangkok Don Mueang Intl
Thu 1/14
8:50 am-10:25 am
Nonstop1h 35m
Ko Samui
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$127
BangkokKo Samui
DMK Bangkok Don Mueang Intl - USM Ko Samui
DMKUSM
Bangkok Don Mueang Intl
Sat 10/31
6:55 pm-8:30 pm
Nonstop1h 35m
Ko Samui
Mon 11/9
6:45 am-8:20 am
Nonstop1h 35m
$208
Showing 1-10 of 20 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Bangkok Don Mueang Intl Airport-Ko Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bangkok Don Mueang Intl Airport-Ko Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bangkok Don Mueang Intl Airport-Ko Samui flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bangkok Don Mueang Intl Airport-Ko Samui flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bangkok Don Mueang Intl Airport-Ko Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Don Mueang Intl to Ko Samui
Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Don Mueang Intl with our price prediction graph.
DMK-USM
Estimated round-trip 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 Bangkok Don Mueang Intl Airport to Ko Samui
Prices
Airlines
Delays
How far ahead should I book a flight from Bangkok Don Mueang Intl Airport to Ko Samui?
The best time to book flights from Bangkok Don Mueang Intl Airport to Ko Samui is 38 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Bangkok Don Mueang Intl Airport to Ko Samui?
Currently, June is the cheapest month in which you can book a flight from Bangkok Don Mueang Intl Airport to Ko Samui (average of $220). Flying from Bangkok Don Mueang Intl Airport to Ko Samui in July is currently the most expensive (average of $341). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from DMK to USM?
Find hourly flight availability from Don Mueang Intl to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2026.
It’s optimal to fly from Bangkok Don Mueang Intl Airport to Ko Samui in the afternoon. By choosing this option you can save up to 58% on the cost of your flight, compared to a flight in the evening.
How often are flights from Bangkok to Ko Samui delayed?
About 11% of weekly flights between Bangkok and Ko Samui have experienced delays in the past year, with the average delay time being 100 minutes.
What is the most punctual flight time for Bangkok to Ko Samui flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening 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 Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Bangkok to Ko Samui flights?
Over the last year, Bangkok Airways have had the lowest number of delays on this route, with just 11% of flights being delayed.
Reviews of airlines servicing Ko Samui
Get insights into the airlines that provide service to Ko Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ko Samui. Reviews last updated October 20, 2026.
Read reviews from past customers who have flown Bangkok Airways from Bangkok Don Mueang Intl Airport to Ko Samui. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
8.1
Entertainment
6.3
Food
7.3
Comfort
7.9
Crew
8.6
Reviews
1 / 8
10.0
ExcellentAgata,Feb 2026
USM - DMK
Boarding
8.1
Overall
8.1
Entertainment
6.3
Food
7.3
Comfort
7.9
Crew
8.6
Reviews
1 / 8
10.0
ExcellentAgata,Feb 2026
USM - DMK
Related info for your journey
Find useful and relevant information for your journey from Don Mueang Intl to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Ko Samui?
Book flights to Ko Samui if you plan to visit one of these locationsKo Pha Ngan
Ko Tao
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Complete your trip
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Other flights to Ko Samui
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Don Mueang Intl and Ko Samui flights
Browse other Don Mueang Intl and Ko Samui flight options. Last updated on October 20, 2026.
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Top airline flying from Don Mueang Intl to Ko Samui
Discover the top airline that operate flights from Don Mueang Intl to Ko Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$176 | Average$317 | FlexibilityNo cancel fee | On-time74% |