CA $240 Cheap Flights from Seoul (ICN) to Samui Intl. Airport (USM)

View CA $240 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 (ICN) to Samui Intl. Airport (USM)

Prices were available within the past 7 days and start at CA $240 for one-way flights and CA $490 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Sat, Sep. 6 - Sun, Sep. 14
ICN
Seoul
USM
Koh Samui
CA $490 Roundtrip, found 4 days ago
CA $490
Roundtrip
found 4 days ago
Select Scoot flight, departing Sat, Sep. 6 from Seoul to Koh Samui, returning Sun, Sep. 14, priced at CA $490 found 4 days ago
Scoot
Mon, Sep. 1 - Sun, Sep. 7
ICN
Seoul
USM
Koh Samui
CA $578 Roundtrip, found 1 day ago
CA $578
Roundtrip
found 1 day ago
Select Scoot flight, departing Mon, Sep. 1 from Seoul to Koh Samui, returning Sun, Sep. 7, priced at CA $578 found 1 day ago
Scoot
Sat, Sep. 6 - Sun, Sep. 14
ICN
Seoul
USM
Koh Samui
CA $580 Roundtrip, found 4 days ago
CA $580
Roundtrip
found 4 days ago
Select Scoot flight, departing Sat, Sep. 6 from Seoul to Koh Samui, returning Sun, Sep. 14, priced at CA $580 found 4 days ago
Scoot
Sat, Sep. 6 - Sun, Sep. 14
ICN
Seoul
USM
Koh Samui
CA $620 Roundtrip, found 4 days ago
CA $620
Roundtrip
found 4 days ago
Select Scoot flight, departing Sat, Sep. 6 from Seoul to Koh Samui, returning Sun, Sep. 14, priced at CA $620 found 4 days ago
Scoot
Mon, Sep. 1 - Sun, Sep. 7
ICN
Seoul
USM
Koh Samui
CA $663 Roundtrip, found 1 day ago
CA $663
Roundtrip
found 1 day ago
Select Scoot flight, departing Mon, Sep. 1 from Seoul to Koh Samui, returning Sun, Sep. 7, priced at CA $663 found 1 day ago
Scoot
Sat, Sep. 6 - Sun, Sep. 14
ICN
Seoul
USM
Koh Samui
CA $670 Roundtrip, found 4 days ago
CA $670
Roundtrip
found 4 days ago
Select Scoot flight, departing Sat, Sep. 6 from Seoul to Koh Samui, returning Sun, Sep. 14, priced at CA $670 found 4 days ago
Singapore Airlines
Fri, Jan. 9 - Fri, Jan. 23
ICN
Seoul
USM
Koh Samui
CA $709 Roundtrip, found 1 day ago
CA $709
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Fri, Jan. 9 from Seoul to Koh Samui, returning Fri, Jan. 23, priced at CA $709 found 1 day ago
EVA Airways
Mon, Sep. 1 - Sun, Sep. 7
ICN
Seoul
USM
Koh Samui
CA $869 Roundtrip, found 1 day ago
CA $869
Roundtrip
found 1 day ago
Select EVA Airways flight, departing Mon, Sep. 1 from Seoul to Koh Samui, returning Sun, Sep. 7, priced at CA $869 found 1 day ago
Asiana Airlines
Wed, Sep. 10 - Sat, Sep. 13
ICN
Seoul
USM
Koh Samui
CA $909 Roundtrip, found 6 hours ago
CA $909
Roundtrip
found 6 hours ago
Select Asiana Airlines flight, departing Wed, Sep. 10 from Seoul to Koh Samui, returning Sat, Sep. 13, priced at CA $909 found 6 hours ago
Thai Airways International
Thu, Nov. 13 - Wed, Nov. 26
ICN
Seoul
USM
Koh Samui
CA $1,040 Roundtrip, found 1 day ago
CA $1,040
Roundtrip
found 1 day ago
Select Thai Airways International flight, departing Thu, Nov. 13 from Seoul to Koh Samui, returning Wed, Nov. 26, priced at CA $1,040 found 1 day ago
Flight from Seoul to Samui Intl. Airport (ICN - USM) route information
Origin airport
Incheon Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Cathay Pacific, EVA Airways, Scoot, Singapore Airlines
Roundtrip price
CA $489
Distance
4052 km

Incheon to Koh Samui Flights

The easy way to book your flights from Seoul to Samui Intl. Airport 

With Expedia, it’s simple to find and book flights to Samui Intl. Airport from Seoul whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Samui Intl. Airport, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seoul to Samui Intl. Airport today, tomorrow, or this week.  

 

Save dollars with cheap flights from Incheon Intl., ICN to Samui Intl. Airport, USM 

Sort your search results by price to find great deals on your flight from Seoul to Samui Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Samui Intl. Airport from Seoul currently is just CA $490 rising to CA $1,040.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Samui Intl. Airport  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Samui Intl. Airport from Seoul 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Samui Intl. Airport with Expedia today.

Frequently asked questions

How much is a flight from Incheon Intl. Airport (ICN) to USM?
The lowest price advertised for a round-trip journey between Incheon Airport and USM is CA $490. But you better act fast. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seoul–Incheon Intl. Airport to Ko Samui Airport (USM)?
We understand that life can throw the odd curveball, so we've made it as hassle-free 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 Incheon Airport to Ko Samui Airport that have flexible change policies?
Use our "No change fees" filter to find flexible ticketing options for your flight from ICN to Ko Samui Airport (USM). This allows you to lock in a great deal in advance and still have the freedom to reschedule without any extra fees. Just keep in mind that fare differences may still apply.
How many hours is the flight from Seoul–Incheon Intl. Airport to Ko Samui Airport (USM)?
The flight time between Seoul–Incheon Intl. Airport and USM is 7 hours and 52 minutes. If you get peckish on longer flights, pack some healthy snacks in your carry-on luggage.
How far is the flight from ICN to Ko Samui Airport?
Incheon to Koh Samui is around 4,100 kilometres, so get ready to spend quite a while in the air. Make sure you pack all the essentials, from your toothbrush to your hairbrush. Toss in a few snacks to munch on throughout your journey too.
Which airlines fly direct from ICN to USM?
Flying nonstop between ICN and Ko Samui Airport (USM) isn't possible right now. However, you'll still be able to book a flight to Koh Samui with at least one stop.
Are Seoul–Incheon Intl. Airport to USM flight tickets cheaper when they're purchased at the last minute?
It is possible to find great last-minute deals from Incheon Airport to USM, but it's also possible to miss out altogether! As many airlines advertise prices up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you see a good bargain. Expedia compares carrier prices and updates flight deals often, so you can rest easy knowing you're always seeing the latest offers.

Explore a world of travel with Expedia

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