₩238,485 Cheap Flights from Seoul (ICN) to Samui Intl. Airport (USM)

View ₩238,485 flight on Sat, Oct 11, 2025Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Samui Intl. Airport (USM)

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

Prices were available within the past 7 days and start at ₩238,485 for one-way flights and ₩505,825 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Tue, Sep 23 - Fri, Oct 3
ICN
Seoul
USM
Koh Samui
₩505,825 Roundtrip, found 4 days ago
₩505,825
Roundtrip
found 4 days ago
Select Scoot flight, departing Tue, Sep 23 from Seoul to Koh Samui, returning Fri, Oct 3, priced at ₩505,825 found 4 days ago
Scoot
Tue, Jan 13 - Tue, Jan 20
ICN
Seoul
USM
Koh Samui
₩525,825 Roundtrip, found 1 day ago
₩525,825
Roundtrip
found 1 day ago
Select Scoot flight, departing Tue, Jan 13 from Seoul to Koh Samui, returning Tue, Jan 20, priced at ₩525,825 found 1 day ago
Scoot
Tue, Sep 23 - Fri, Oct 3
ICN
Seoul
USM
Koh Samui
₩528,830 Roundtrip, found 4 days ago
₩528,830
Roundtrip
found 4 days ago
Select Scoot flight, departing Tue, Sep 23 from Seoul to Koh Samui, returning Fri, Oct 3, priced at ₩528,830 found 4 days ago
Scoot
Mon, Oct 20 - Sun, Oct 26
ICN
Seoul
USM
Koh Samui
₩542,820 Roundtrip, found 22 hours ago
₩542,820
Roundtrip
found 22 hours ago
Select Scoot flight, departing Mon, Oct 20 from Seoul to Koh Samui, returning Sun, Oct 26, priced at ₩542,820 found 22 hours ago
Singapore Airlines
Mon, Oct 13 - Tue, Oct 21
ICN
Seoul
USM
Koh Samui
₩546,200 Roundtrip, found 2 days ago
₩546,200
Roundtrip
found 2 days ago
Select Singapore Airlines flight, departing Mon, Oct 13 from Seoul to Koh Samui, returning Tue, Oct 21, priced at ₩546,200 found 2 days ago
Singapore Airlines
Thu, Nov 13 - Mon, Nov 17
ICN
Seoul
USM
Koh Samui
₩546,500 Roundtrip, found 5 days ago
₩546,500
Roundtrip
found 5 days ago
Select Singapore Airlines flight, departing Thu, Nov 13 from Seoul to Koh Samui, returning Mon, Nov 17, priced at ₩546,500 found 5 days ago
Scoot
Mon, Oct 13 - Tue, Oct 21
ICN
Seoul
USM
Koh Samui
₩554,266 Roundtrip, found 2 days ago
₩554,266
Roundtrip
found 2 days ago
Select Scoot flight, departing Mon, Oct 13 from Seoul to Koh Samui, returning Tue, Oct 21, priced at ₩554,266 found 2 days ago
EVA Airways
Mon, Nov 17 - Fri, Nov 21
ICN
Seoul
USM
Koh Samui
₩795,200 Roundtrip, found 3 days ago
₩795,200
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Mon, Nov 17 from Seoul to Koh Samui, returning Fri, Nov 21, priced at ₩795,200 found 3 days ago
Thai Airways International
Tue, Nov 11 - Thu, Nov 27
ICN
Seoul
USM
Koh Samui
₩867,100 Roundtrip, found 4 hours ago
₩867,100
Roundtrip
found 4 hours ago
Select Thai Airways International flight, departing Tue, Nov 11 from Seoul to Koh Samui, returning Thu, Nov 27, priced at ₩867,100 found 4 hours ago
Vietnam Airlines
Sat, Jan 10 - Sun, Feb 8
ICN
Seoul
USM
Koh Samui
₩904,700 Roundtrip, found 4 days ago
₩904,700
Roundtrip
found 4 days ago
Select Vietnam Airlines flight, departing Sat, Jan 10 from Seoul to Koh Samui, returning Sun, Feb 8, priced at ₩904,700 found 4 days ago

Frequently asked questions

How much is a flight from Incheon Airport to Ko Samui Airport (USM)?
Start packing your suitcase, because round-trip flights from Incheon Airport to Ko Samui Airport (USM) start from ₩505,825. That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book today to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ICN to Ko Samui Airport (USM)?
We get that your situation can change unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from ICN to Samui Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Incheon Airport to Samui Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seoul–Incheon Intl. Airport to Ko Samui Airport (USM)?
You'll have 4,100 kilometers to cover on the long-haul South Korea to Koh Samui route. Dress in layers of comfortable clothes and consider taking a pair of noise-canceling earphones.
Which airlines fly direct from Incheon Airport to Ko Samui Airport (USM)?
You won't find any airlines flying directly between Incheon Intl. Airport (ICN) and Ko Samui Airport (USM), so be ready to make at least one stop on your journey. A layover, whether short or long, can be a good way to break up a trip!
Are ICN to Ko Samui Airport flight tickets cheaper when they're purchased at the last minute?
Flight tickets from ICN to USM are available up to 12 months before departure on Expedia. And although you may occasionally nab great last-minute deal, it's never a sure thing. Also, booking your flights ahead of time means you'll have more options — and you can avoid getting caught in the dreaded middle seat! We frequently update our fares to bring you the best bargains, so check back often for all the latest specials.

Travel information

Travel information

Origin airport
Incheon Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Cathay Pacific, EVA Airways, Hong Kong Airlines, Scoot, Singapore Airlines, Thai Airways International, Vietnam Airlines
Roundtrip price
₩505,825
Distance
4052 km

Book with confidence

Book with confidence

Incheon to Koh Samui Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Incheon to Koh Samui will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Koh Samui.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with ICN to USM flights that won’t make your bank account wince. Ready to temporarily leave behind Incheon for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to USM with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Incheon to Koh Samui Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

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