Cheap Flights to Koh Madsum

View ₩151,600 flight on Wed, Sep 17, 2025Opens in a new window

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How much is the cheapest flight to Koh Madsum?

Prices were available within the past 7 days and start at ₩151,600 for one-way flights and ₩310,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Tue, Sep 2 - Mon, Sep 8
HKT
Phuket
USM
Koh Samui
₩310,400 Roundtrip, found 3 days ago
₩310,400
Roundtrip
found 3 days ago
Select Bangkok Airways flight, departing Tue, Sep 2 from Phuket to Koh Samui, returning Mon, Sep 8, priced at ₩310,400 found 3 days ago
Scoot
Tue, Oct 7 - Tue, Oct 14
SIN
Singapore
USM
Koh Samui
₩354,913 Roundtrip, found 1 day ago
₩354,913
Roundtrip
found 1 day ago
Select Scoot flight, departing Tue, Oct 7 from Singapore to Koh Samui, returning Tue, Oct 14, priced at ₩354,913 found 1 day ago
Singapore Airlines
Fri, Nov 7 - Tue, Nov 11
ICN
Seoul
USM
Koh Samui
₩503,700 Roundtrip, found 3 days ago
₩503,700
Roundtrip
found 3 days ago
Select Singapore Airlines flight, departing Fri, Nov 7 from Seoul to Koh Samui, returning Tue, Nov 11, priced at ₩503,700 found 3 days ago
Vietnam Airlines
Fri, Sep 12 - Sun, Sep 14
SGN
Ho Chi Minh City
USM
Koh Samui
₩659,700 Roundtrip, found 4 days ago
₩659,700
Roundtrip
found 4 days ago
Select Vietnam Airlines flight, departing Fri, Sep 12 from Ho Chi Minh City to Koh Samui, returning Sun, Sep 14, priced at ₩659,700 found 4 days ago
Thai Airways International
Fri, Sep 12 - Sun, Sep 14
SGN
Ho Chi Minh City
USM
Koh Samui
₩668,367 Roundtrip, found 4 days ago
₩668,367
Roundtrip
found 4 days ago
Select Thai Airways International flight, departing Fri, Sep 12 from Ho Chi Minh City to Koh Samui, returning Sun, Sep 14, priced at ₩668,367 found 4 days ago

Searching for cheap flights to Koh Madsum? No travel company presents more choices than Expedia if you're looking to compare flights to Koh Madsum. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Koh Samui. Expedia provides the cheapest flights to many destinations in Koh Samui and you may find even greater savings if you combine your flight with a hotel stay in Koh Madsum.

Frequently asked questions

How do I find cheap flights to Koh Madsum that have flexible change policies?
Search for low-cost flights to Koh Madsum, then mark the "No change fee" box directly below the "Flexible change policies" heading. It's that simple. We know that travel plans change and flexibility matters, so book with confidence with Expedia.
How can I find cheap tickets to Koh Madsum?
An effective strategy for finding cheap fares is to be flexible with your travel dates. Start by searching for your flight to Koh Madsum, then click on the "flexible dates" box to see prices for nearby days. Another handy tip? Book well ahead of time. To give you an idea of fares, ₩310,400 was the best price for a flight to Koh Madsum in the last seven days.
How much is a flight to Koh Madsum?
The cost of a round-trip flight to Koh Madsum in the last seven days fluctuated between ₩310,400 and ₩668,367. If you were journeying one way out of Phuket (HKT), you could have nabbed a cheap seat from just ₩151,600.
When is the cheapest time to fly to Koh Madsum?
Take off for Koh Madsum early in the week and you'll usually be rewarded with lower-priced fares. Tuesday is known for being the cheapest day to hop on a plane, followed by Monday. If you're eager to avoid the priciest flights, stay away from Saturdays.
How much is a plane ticket to Koh Madsum?
In the last seven days, plane fares cost between ₩310,400 and ₩668,367. Have a look at our fantastic deals to Koh Madsum, pick your favorite and then start packing!
What months are the cheapest to book a flight to Koh Madsum?
The ideal month to purchase cheap fares to Koh Madsum is February. It's worth remembering that in the United States, an expensive time to secure a seat is the month of December.
Flights to Koh Madsum information
Destination airport
Samui Intl. Airport
Destination airport IATA code
USM
Destination city name
Samui Intl. Airport
Roundtrip price
₩310,400

Trending flights to Koh Madsum

Prices were available within the past 7 days and start at ₩151,600 for one-way flights and ₩310,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Mon, Sep 22 - Fri, Sep 26
ICN
Seoul
USM
Koh Samui
₩481,843 Roundtrip, found 13 hours ago
₩481,843
Roundtrip
found 13 hours ago
Select Scoot flight, departing Mon, Sep 22 from Seoul to Koh Samui, returning Fri, Sep 26, priced at ₩481,843 found 13 hours ago
*Available to Expedia members.