Flights to Koh Samui from Dortmund

View ฿27,155 flight on Thu, 9 Oct 2025Opens in a new window

Popular airlines from Dortmund to Koh Samui

  • 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 40% 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 Dortmund (DTM) to Koh Samui (USM)

Prices were available within the past 7 days and start at ฿27,155 for one-way flights and ฿35,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air France
Fri, 12 Sep - Sun, 21 Sep
DUS
Düsseldorf
USM
Koh Samui
฿35,900 Return, found 1 day ago
฿35,900
Return
found 1 day ago
Select Air France flight, departing Fri, 12 Sep from Düsseldorf to Koh Samui, returning Sun, 21 Sep, priced at ฿35,900 found 1 day ago
Air France
Fri, 12 Sep - Sun, 21 Sep
DUS
Düsseldorf
USM
Koh Samui
฿36,475 Return, found 1 day ago
฿36,475
Return
found 1 day ago
Select Air France flight, departing Fri, 12 Sep from Düsseldorf to Koh Samui, returning Sun, 21 Sep, priced at ฿36,475 found 1 day ago
FlexFlight
Fri, 12 Sep - Sun, 21 Sep
QDU
Düsseldorf
USM
Koh Samui
฿37,400 Return, found 1 day ago
฿37,400
Return
found 1 day ago
Select FlexFlight flight, departing Fri, 12 Sep from Düsseldorf to Koh Samui, returning Sun, 21 Sep, priced at ฿37,400 found 1 day ago
Qatar Airways
Fri, 12 Sep - Sun, 21 Sep
DUS
Düsseldorf
USM
Koh Samui
฿38,225 Return, found 1 day ago
฿38,225
Return
found 1 day ago
Select Qatar Airways flight, departing Fri, 12 Sep from Düsseldorf to Koh Samui, returning Sun, 21 Sep, priced at ฿38,225 found 1 day ago
KLM
Fri, 12 Sep - Sun, 21 Sep
DUS
Düsseldorf
USM
Koh Samui
฿40,015 Return, found 1 day ago
฿40,015
Return
found 1 day ago
Select KLM flight, departing Fri, 12 Sep from Düsseldorf to Koh Samui, returning Sun, 21 Sep, priced at ฿40,015 found 1 day ago
Turkish Airlines
Thu, 29 Jan - Fri, 6 Feb
DUS
Düsseldorf
USM
Koh Samui
฿40,055 Return, found 2 days ago
฿40,055
Return
found 2 days ago
Select Turkish Airlines flight, departing Thu, 29 Jan from Düsseldorf to Koh Samui, returning Fri, 6 Feb, priced at ฿40,055 found 2 days ago
*Available to Expedia members.