Cheap Flights to Ko Mai Si

View ₩379,904 flight on Sun, Sep 21, 2025Opens in a new window

Popular airlines

  • Bangkok Airways

    Bangkok Airways

  • Qatar Airways

    Qatar Airways

  • KLM

    KLM

  • Swiss International Air Lines

    Swiss International Air Lines

  • Turkish Airlines

    Turkish Airlines

  • Finnair

    Finnair

  • Thai Airways International

    Thai Airways International

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Ko Mai Si?

Prices were available within the past 7 days and start at ₩379,904 for one-way flights and ₩588,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air
Sun, Sep 21 - Thu, Sep 25
ICN
Seoul
TDX
Trat
₩588,700 Roundtrip, found 1 day ago
₩588,700
Roundtrip
found 1 day ago
Select Jeju Air flight, departing Sun, Sep 21 from Seoul to Trat, returning Thu, Sep 25, priced at ₩588,700 found 1 day ago
Jeju Air
Sun, Sep 21 - Thu, Sep 25
ICN
Seoul
TDX
Trat
₩594,300 Roundtrip, found 1 day ago
₩594,300
Roundtrip
found 1 day ago
Select Jeju Air flight, departing Sun, Sep 21 from Seoul to Trat, returning Thu, Sep 25, priced at ₩594,300 found 1 day ago
Thai Airways International
Sun, Sep 21 - Thu, Sep 25
ICN
Seoul
TDX
Trat
₩635,258 Roundtrip, found 1 day ago
₩635,258
Roundtrip
found 1 day ago
Select Thai Airways International flight, departing Sun, Sep 21 from Seoul to Trat, returning Thu, Sep 25, priced at ₩635,258 found 1 day ago
EVA Airways
Thu, Nov 20 - Sat, Nov 29
ICN
Seoul
TDX
Trat
₩823,900 Roundtrip, found 5 days ago
₩823,900
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Thu, Nov 20 from Seoul to Trat, returning Sat, Nov 29, priced at ₩823,900 found 5 days ago
Lufthansa
Sun, Sep 21 - Thu, Sep 25
ICN
Seoul
TDX
Trat
₩18,046,600 Roundtrip, found 1 day ago
₩18,046,600
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sun, Sep 21 from Seoul to Trat, returning Thu, Sep 25, priced at ₩18,046,600 found 1 day ago

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

Frequently asked questions

How do I find cheap flights to Ko Mai Si that have flexible change policies?
When it comes to traveling these days, flexibility is key. That's why we have a "No change fee" search function to help you track down flexible, affordable tickets to Ko Mai Si. It's to the left of your screen just below the "Flexible change policies" heading.
How can I find cheap tickets to Ko Mai Si?
You'll always get an unbeatable deal with Expedia, but our "flexible dates" feature makes it that much easier. Enter your preferred flight date, then click on the flexible dates link above to compare the cheapest prices for nearby days. ₩588,700 was the lowest price for a flight to Ko Mai Si in the last seven days.
How much is a flight to Ko Mai Si?
There were loads of affordable fares for the taking in the last seven days, with the cost of a round-trip flight to Ko Mai Si varying between ₩588,700 and ₩18,046,600. Many lucky vacationers nabbed one-way flights from Seoul (ICN) for just ₩379,904.
When is the cheapest time to fly to Ko Mai Si?
If you'd rather spend your vacation dollars enjoying the delights of Ko Mai Si rather than on your trip there, leave early in the week. The cheapest day to fly is usually Tuesday, followed by Monday. With many people traveling over the weekend, Saturday typically has the costliest fares.
How much is a plane ticket to Ko Mai Si?
In the last seven days, tickets to Ko Mai Si ranged between ₩588,700 and ₩18,046,600. Prices depend on a number of things, particularly the time of departure, seating class, airline and how early you make your booking.
What months are the cheapest to book a flight to Ko Mai Si?
February is the most affordable month to reserve a seat for your Ko Mai Si break. Tickets cost the most over the month of December, so avoid this time if you can.
Flights to Ko Mai Si information
Destination airport
Trat
Destination airport IATA code
TDX
Destination city name
Trat
Roundtrip price
₩588,700

Trending flights to Ko Mai Si

Prices were available within the past 7 days and start at ₩379,904 for one-way flights and ₩588,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air
Sun, Sep 21 - Thu, Sep 25
ICN
Seoul
TDX
Trat
₩588,700 Roundtrip, found 1 day ago
₩588,700
Roundtrip
found 1 day ago
Select Jeju Air flight, departing Sun, Sep 21 from Seoul to Trat, returning Thu, Sep 25, priced at ₩588,700 found 1 day ago
*Available to Expedia members.