Cheap Flights from Seoul (GMP) to Samui Intl. Airport (USM)

Popular airlines from Gimpo Intl. Airport (GMP) to Samui Intl. Airport (USM)

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Frequently asked questions

How much does a flight from Gimpo Intl. Airport (GMP) to Ko Samui Airport (USM) cost?
Snag a cheap one-way flight or cheap return flight from Gimpo Intl. Airport (GMP) to Ko Samui Airport (USM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Gimpo Intl. Airport (GMP) to Ko Samui Airport (USM)?
is the least expensive month to fly from GMP to USM. Traveling outside of peak seasons is often the key to scoring lower fares.
What is the cheapest airline that flies from Gimpo Intl. Airport (GMP) to Ko Samui Airport (USM)?
To find the cheapest airline that'll fly you from GMP to USM, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Gimpo Intl. Airport (GMP) to Ko Samui Airport (USM)?
Direct flights from Gimpo Intl. Airport (GMP) to Ko Samui Airport (USM) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GMP to USM?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gimpo Intl. Airport (GMP) to Ko Samui Airport (USM)?
To land at Ko Samui Airport (USM) on time, pick a flight that leaves from Gimpo Intl. Airport (GMP) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Gimpo Intl. Airport (GMP) to Ko Samui Airport (USM) last-minute?
Booking your flight from GMP to USM just before your trip is generally more expensive. But if there's some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a GMP to USM flight and hotel package?
Compared with arranging flights and hotels separately, booking a GMP to USM flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place takes the hassle out of planning your trip. Just secure your flights and select from our wide range of stays, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Gimpo Intl. Airport (GMP) to Ko Samui Airport (USM)?
In most cases, you can cancel or modify your GMP to USM flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want further information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Gimpo Intl.
Destination airport
Samui Intl. Airport
Distance
2552 mi

Book with confidence

Book with confidence

Seoul to Samui Intl. Airport Flights

The cheapest times to fly from Seoul to Samui Intl. Airport

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seoul to Samui Intl. Airport are during the month of . You can find some of the cheapest flights from Seoul to Samui Intl. Airport with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to Samui Intl. Airport

Sunday is one of the best days to book for cheap flights from Seoul to Samui Intl. Airport: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seoul to Samui Intl. Airport

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seoul to Samui Intl. Airport in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seoul to Samui Intl. Airport flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seoul to Samui Intl. Airport airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seoul to Samui Intl. Airport Flights
*Available to One Key members.