Cheap flights from Melbourne to Koh Samui

View AU$295 flight on Tue, 18 Nov. 2025Opens in a new window

Popular airlines from Melbourne 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 Melbourne (MEL) 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.

Scoot
Tue, 18 Nov. - Tue, 25 Nov.
MEL
Melbourne
USM
Koh Samui
AU$542 Return, found 1 hour ago
AU$542
Return
found 1 hour ago
Select Scoot flight, departing Tue, 18 Nov. from Melbourne to Koh Samui, returning Tue, 25 Nov., priced at AU$542 found 1 hour ago
Scoot
Tue, 11 Nov. - Tue, 18 Nov.
MEL
Melbourne
USM
Koh Samui
AU$559 Return, just found
AU$559
Return
just found
Select Scoot flight, departing Tue, 11 Nov. from Melbourne to Koh Samui, returning Tue, 18 Nov., priced at AU$559 just found
Singapore Airlines
Wed, 4 Mar. - Tue, 10 Mar.
MEL
Melbourne
USM
Koh Samui
AU$1,242 Return, found 2 days ago
AU$1,242
Return
found 2 days ago
Select Singapore Airlines flight, departing Wed, 4 Mar. from Melbourne to Koh Samui, returning Tue, 10 Mar., priced at AU$1,242 found 2 days ago
Cathay Pacific
Tue, 14 Oct. - Wed, 22 Oct.
MEL
Melbourne
USM
Koh Samui
AU$1,467 Return, found 5 days ago
AU$1,467
Return
found 5 days ago
Select Cathay Pacific flight, departing Tue, 14 Oct. from Melbourne to Koh Samui, returning Wed, 22 Oct., priced at AU$1,467 found 5 days ago
Thai Airways International
Mon, 8 Sep. - Tue, 23 Sep.
MEL
Melbourne
USM
Koh Samui
AU$1,492 Return, found 1 day ago
AU$1,492
Return
found 1 day ago
Select Thai Airways International flight, departing Mon, 8 Sep. from Melbourne to Koh Samui, returning Tue, 23 Sep., priced at AU$1,492 found 1 day ago
British Airways
Wed, 4 Mar. - Tue, 10 Mar.
MEL
Melbourne
USM
Koh Samui
AU$1,575 Return, found 2 days ago
AU$1,575
Return
found 2 days ago
Select British Airways flight, departing Wed, 4 Mar. from Melbourne to Koh Samui, returning Tue, 10 Mar., priced at AU$1,575 found 2 days ago
*Available to Expedia members.