Cheap flights from Koh Samui

View AU$116 flight on Wed, 5 Nov 2025Opens in a new window

Popular airlines from Koh Samui

  • Bangkok Airways

    Bangkok Airways

  • Thai Airways International

    Thai Airways International

  • Scoot

    Scoot

  • Qatar Airways

    Qatar Airways

  • Lufthansa

    Lufthansa

  • Swiss International Air Lines

    Swiss International Air Lines

  • British Airways

    British Airways

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Koh Samui

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Fri, 24 Oct - Mon, 27 Oct
USM
Koh Samui
HKT
Phuket
AU$229 Return, found 6 days ago
AU$229
Return
found 6 days ago
Select Bangkok Airways flight, departing Fri, 24 Oct from Koh Samui to Phuket, returning Mon, 27 Oct, priced at AU$229 found 6 days ago
Bangkok Airways
Fri, 24 Oct - Mon, 27 Oct
USM
Koh Samui
HKT
Phuket
AU$294 Return, found 6 days ago
AU$294
Return
found 6 days ago
Select Bangkok Airways flight, departing Fri, 24 Oct from Koh Samui to Phuket, returning Mon, 27 Oct, priced at AU$294 found 6 days ago
Bangkok Airways
Fri, 24 Oct - Mon, 27 Oct
USM
Koh Samui
HKT
Phuket
AU$305 Return, found 6 days ago
AU$305
Return
found 6 days ago
Select Bangkok Airways flight, departing Fri, 24 Oct from Koh Samui to Phuket, returning Mon, 27 Oct, priced at AU$305 found 6 days ago
Bangkok Airways
Wed, 15 Oct - Sat, 25 Oct
USM
Koh Samui
HKT
Phuket
AU$320 Return, found 6 days ago
AU$320
Return
found 6 days ago
Select Bangkok Airways flight, departing Wed, 15 Oct from Koh Samui to Phuket, returning Sat, 25 Oct, priced at AU$320 found 6 days ago
Bangkok Airways
Mon, 22 Sept - Mon, 29 Sept
USM
Koh Samui
HKT
Phuket
AU$354 Return, found 2 days ago
AU$354
Return
found 2 days ago
Select Bangkok Airways flight, departing Mon, 22 Sept from Koh Samui to Phuket, returning Mon, 29 Sept, priced at AU$354 found 2 days ago
Bangkok Airways
Thu, 16 Oct - Mon, 20 Oct
USM
Koh Samui
HKT
Phuket
AU$355 Return, found 1 hour ago
AU$355
Return
found 1 hour ago
Select Bangkok Airways flight, departing Thu, 16 Oct from Koh Samui to Phuket, returning Mon, 20 Oct, priced at AU$355 found 1 hour ago
Scoot
Tue, 7 Oct - Tue, 14 Oct
USM
Koh Samui
KUL
Kuala Lumpur
AU$355 Return, found 6 days ago
AU$355
Return
found 6 days ago
Select Scoot flight, departing Tue, 7 Oct from Koh Samui to Kuala Lumpur, returning Tue, 14 Oct, priced at AU$355 found 6 days ago
Malaysia Airlines
Thu, 2 Oct - Wed, 8 Oct
USM
Koh Samui
KUL
Kuala Lumpur
AU$683 Return, found 2 days ago
AU$683
Return
found 2 days ago
Select Malaysia Airlines flight, departing Thu, 2 Oct from Koh Samui to Kuala Lumpur, returning Wed, 8 Oct, priced at AU$683 found 2 days ago
Thai Airways International
Tue, 14 Oct - Thu, 16 Oct
USM
Koh Samui
HKG
Hong Kong SAR
AU$755 Return, found 2 days ago
AU$755
Return
found 2 days ago
Select Thai Airways International flight, departing Tue, 14 Oct from Koh Samui to Hong Kong SAR, returning Thu, 16 Oct, priced at AU$755 found 2 days ago
EVA Airways
Tue, 14 Oct - Thu, 16 Oct
USM
Koh Samui
HKG
Hong Kong SAR
AU$817 Return, found 2 days ago
AU$817
Return
found 2 days ago
Select EVA Airways flight, departing Tue, 14 Oct from Koh Samui to Hong Kong SAR, returning Thu, 16 Oct, priced at AU$817 found 2 days ago

Flights from Koh Samui: Essential Travel Information

Cheapest flight from Koh Samui
AU$229 (roundtrip)
Best airlines to fly from Koh Samui
Bangkok Airways, Scoot, Malaysia Airlines, Thai Airways International, Emirates, EVA Airways
Cheapest month to fly from Koh Samui
October
Koh Samui IATA code
USM
Koh Samui Country/State
Surat Thani Province
Airline ticket deals from Koh Samui
AU$229 - AU$817

Explore a world of travel with Expedia

*Available to Expedia members.