Cheap flights from Madrid to Koh Samui

View AU$1,151 flight on Wed, 15 Oct. 2025Opens in a new window

Popular airlines from Madrid 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 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 Madrid (MAD) to Koh Samui (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.

Qatar Airways
Thu, 4 Sep. - Sat, 6 Sep.
MAD
Madrid
USM
Koh Samui
AU$2,384 Return, found 2 days ago
AU$2,384
Return
found 2 days ago
Select Qatar Airways flight, departing Thu, 4 Sep. from Madrid to Koh Samui, returning Sat, 6 Sep., priced at AU$2,384 found 2 days ago
Qatar Airways
Thu, 4 Sep. - Sat, 6 Sep.
MAD
Madrid
USM
Koh Samui
AU$2,403 Return, found 2 days ago
AU$2,403
Return
found 2 days ago
Select Qatar Airways flight, departing Thu, 4 Sep. from Madrid to Koh Samui, returning Sat, 6 Sep., priced at AU$2,403 found 2 days ago
Swiss International Air Lines
Thu, 4 Sep. - Sat, 6 Sep.
MAD
Madrid
USM
Koh Samui
AU$2,708 Return, found 2 days ago
AU$2,708
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Thu, 4 Sep. from Madrid to Koh Samui, returning Sat, 6 Sep., priced at AU$2,708 found 2 days ago
KLM
Thu, 4 Sep. - Sat, 6 Sep.
MAD
Madrid
USM
Koh Samui
AU$2,711 Return, found 2 days ago
AU$2,711
Return
found 2 days ago
Select KLM flight, departing Thu, 4 Sep. from Madrid to Koh Samui, returning Sat, 6 Sep., priced at AU$2,711 found 2 days ago
Lufthansa
Thu, 4 Sep. - Sat, 6 Sep.
MAD
Madrid
USM
Koh Samui
AU$2,760 Return, found 2 days ago
AU$2,760
Return
found 2 days ago
Select Lufthansa flight, departing Thu, 4 Sep. from Madrid to Koh Samui, returning Sat, 6 Sep., priced at AU$2,760 found 2 days ago
Etihad Airways
Thu, 4 Sep. - Sat, 6 Sep.
MAD
Madrid
USM
Koh Samui
AU$2,783 Return, found 2 days ago
AU$2,783
Return
found 2 days ago
Select Etihad Airways flight, departing Thu, 4 Sep. from Madrid to Koh Samui, returning Sat, 6 Sep., priced at AU$2,783 found 2 days ago
*Available to Expedia members.