ICN - USM

C$ 992 Find Cheap Flights from Incheon to Ko Samui – Compare and Save

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Everything you should know

Cheapest round-trip
C$ 992
Typical prices: C$ 705-C$ 983
Singapore Airlines
Sun 28/10Thu 1/11
ICN - USM • 1 stop
Cheapest one-way flights
C$ 2,033
Typical prices: C$ 309-C$ 469
Multiple Airlines
Fri 9/11
ICN - USM • 3 stops
Direct flights
Not available
There are currently no direct flights between Incheon Intl Airport and Ko Samui. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 29% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Singapore Changi (SIN)
Cheapest • Avg C$ 738 (round-trip)
Bangkok Suvarnabhumi (BKK)
Shortest trip • 9h 20m (one-way)
Insights
Insights
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We hope you enjoy your trip to Ko Samui!
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Flight Deals

Cheap Flights from Incheon to Ko Samui (ICN-USM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Incheon to Ko Samui

Wed, 28 Oct - Sun, 1 Nov
Singapore Airlines Logo
11:15 p.m. - 6:50 p.m.ICN  Incheon Intl-USM Ko Samui
21h 35m1 stop Singapore Changi
Singapore Airlines Logo
12:00 p.m. - 9:50 a.m.USM  Ko Samui-ICN Incheon Intl
19h 50m1 stop Singapore Changi
C$ 992Singapore Airlines
Wed, 28 Oct - Sun, 1 Nov
Singapore Airlines Logo
11:15 p.m. - 6:50 p.m.ICN  Incheon Intl-USM Ko Samui
21h 35m1 stop Singapore Changi
Singapore Airlines Logo
12:00 p.m. - 9:50 a.m.USM  Ko Samui-ICN Incheon Intl
19h 50m1 stop Singapore Changi
C$ 993Singapore Airlines
Wed, 28 Oct - Sun, 1 Nov
Scoot Logo
11:30 a.m. - 10:55 a.m.ICN  Incheon Intl-USM Ko Samui
25h 25m1 stop Singapore Changi
Scoot Logo
7:45 p.m. - 10:10 a.m.USM  Ko Samui-ICN Incheon Intl
12h 25m1 stop Singapore Changi
C$ 1,158Scoot
Wed, 28 Oct - Sun, 1 Nov
Scoot Logo
11:30 a.m. - 10:55 a.m.ICN  Incheon Intl-USM Ko Samui
25h 25m1 stop Singapore Changi
Scoot Logo
7:45 p.m. - 10:10 a.m.USM  Ko Samui-ICN Incheon Intl
12h 25m1 stop Singapore Changi
C$ 1,164Scoot
Wed, 28 Oct - Sun, 1 Nov
Scoot Logo
11:30 a.m. - 5:10 p.m.ICN  Incheon Intl-USM Ko Samui
31h 40m1 stop Singapore Changi
Scoot Logo
7:45 p.m. - 9:45 p.m.USM  Ko Samui-ICN Incheon Intl
24h 00m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl
C$ 1,171Scoot
Wed, 28 Oct - Sun, 1 Nov
Scoot Logo
11:30 a.m. - 5:10 p.m.ICN  Incheon Intl-USM Ko Samui
31h 40m1 stop Singapore Changi
Scoot Logo
7:45 p.m. - 9:45 p.m.USM  Ko Samui-ICN Incheon Intl
24h 00m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl
C$ 1,194Scoot
Wed, 28 Oct - Sun, 1 Nov
Scoot Logo
11:30 a.m. - 5:10 p.m.ICN  Incheon Intl-USM Ko Samui
31h 40m1 stop Singapore Changi
Scoot Logo
7:45 p.m. - 9:45 p.m.USM  Ko Samui-ICN Incheon Intl
24h 00m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl
C$ 1,222Scoot
Wed, 28 Oct - Sun, 1 Nov
Scoot Logo
11:30 a.m. - 5:10 p.m.ICN  Incheon Intl-USM Ko Samui
31h 40m1 stop Singapore Changi
Scoot Logo
7:45 p.m. - 9:45 p.m.USM  Ko Samui-ICN Incheon Intl
24h 00m2 stops Singapore Changi Taipei City Taiwan Taoyuan Intl
C$ 1,230Scoot
Sat, 14 Nov - Sat, 21 Nov
Cathay Pacific Logo
1:55 a.m. - 7:35 p.m.ICN  Incheon Intl-USM Ko Samui
19h 40m1 stop Hong Kong Intl
Cathay Pacific Logo
7:00 a.m. - 12:40 a.m.USM  Ko Samui-ICN Incheon Intl
15h 40m2 stops Bangkok Suvarnabhumi Hong Kong Intl
C$ 1,252Cathay Pacific
Sat, 14 Nov - Sat, 21 Nov
Cathay Pacific Logo
1:55 a.m. - 7:35 p.m.ICN  Incheon Intl-USM Ko Samui
19h 40m1 stop Hong Kong Intl
Cathay Pacific Logo
7:00 a.m. - 12:40 a.m.USM  Ko Samui-ICN Incheon Intl
15h 40m2 stops Bangkok Suvarnabhumi Hong Kong Intl
C$ 1,259Cathay Pacific
Booking Insights

Price, demand, and travel trends for Incheon Intl Airport to Ko Samui flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Incheon Intl Airport to Ko Samui with more confidence.

How much is a round-trip flight from Incheon Intl Airport to Ko Samui?

Round-trip flights from Incheon Intl Airport to Ko Samui start at C$ 992. Prices are above average for this route right now, with typical round-trip fares ranging from C$ 705 to C$ 983. The lowest price found in the past 5 days was C$ 992 on Singapore Airlines.

What's the cheapest day of the week to fly from Incheon Intl Airport to Ko Samui?

Wednesday is the cheapest day of the week to fly from Incheon Intl Airport to Ko Samui and is 13% cheaper than the average day. Monday is the most expensive day with flight prices 14% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Incheon Intl Airport to Ko Samui?

  • February is the cheapest month to fly from Incheon Intl Airport to Ko Samui at C$ 584 round-trip.
  • January (C$ 1,398) and December (C$ 1,369) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 139% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Expert advice

Expert advice for your flight from Incheon to Ko Samui

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Delta

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Read more
Robert Schrader

Robert Schrader

Expert on Korean Air

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more

Key details for Incheon Intl Airport to Ko Samui flights

Low season

December

Cheapest flight

C$ 2,033
Best time to beat the crowds but there is an average 66% increase in price.
Most popular time to fly (8% more expensive on average)
Flights from Incheon Intl Airport to Ko Samui

When to book flights from Incheon to Ko Samui

Are your dates flexible? Find out the best times to travel from Incheon to Ko Samui based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Incheon Intl Airport to Ko Samui flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Incheon Intl Airport to Ko Samui?

    Flights from Incheon Intl Airport to Ko Samui usually depart from Incheon Intl (ICN) and arrive at Ko Samui (USM).

  • Which cabin classes can I book on flights from Incheon Intl Airport to Ko Samui?

    Two cabin classes are available on flights from Incheon Intl Airport to Ko Samui:

    • Economy Class
    • Business Class

  • Which airports do connecting flights from Incheon Intl Airport to Ko Samui pass through?

    One-stop flights from Incheon Intl Airport to Ko Samui most commonly connect through:

    • Singapore Changi (SIN) – 59% of one-stop connections
    • Bangkok Suvarnabhumi (BKK) – 39% of one-stop connections
    • Phuket City (HKT) – 2% of one-stop connections

    Singapore Changi (SIN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Incheon Intl Airport to Ko Samui?

    Yes. Being flexible with your travel dates can save you up to 24% on the Incheon Intl Airport to Ko Samui route. Wednesday is the cheapest departure day at C$ 722 round-trip on average, while Monday is the most expensive at C$ 947, a difference of C$ 225. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Which popular places can I visit in Ko Samui?

    Some of the most popular sights in Ko Samui are Lamai Beach, Chaweng Beach, and Fishermans Village. These are among the most viewed places in Ko Samui on KAYAK.

  • How long does a flight from Incheon Intl Airport to Ko Samui take?

    A direct flight from Incheon Intl Airport to Ko Samui takes 0h 00m, covering 6,556 km.

  • Do I need a passport to fly from Incheon Intl Airport to Ko Samui?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Incheon Intl Airport to Ko Samui changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 992 to C$ 4,516. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Incheon Intl Airport to Ko Samui looking right now?

    One-way fares from Incheon Intl Airport to Ko Samui are currently higher than usual. Average one-way flight prices are about C$ 2,230, which is 468% above the typical average for this route.

  • How much time can I save by choosing a different layover airport when travelling from Incheon Intl Airport to Ko Samui?

    Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time at 9h 20m, compared with 12h 13m via Singapore Changi (SIN) and 14h 39m via Phuket City (HKT).

  • What is the time difference between Incheon Intl Airport and Ko Samui?

    Ko Samui is 2 hours behind Incheon Intl Airport (Indochina Time vs Korean Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Ko Samui Airport (USM)?

    Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates starting from around C$ 19 for economy cars. Top options include:
    • Drive Car Rental
    • Alamo
    • Sixt
    • Enterprise Rent-A-Car
    • Hertz

  • How much should I expect to pay for a Incheon Intl Airport to Ko Samui flight?

    Round-trip flights from Incheon Intl Airport to Ko Samui range from C$ 705 to C$ 983, with an average of C$ 825 over the past 12 months. Anything below C$ 705 counts as a good deal.

Your guide to booking Incheon Intl Airport to Ko Samui flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure instead of Monday. On this route, Wednesday flights average C$ 722 – about C$ 225 less than Monday (24% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Incheon Intl Airport to Ko Samui trip for February. Fares historically average C$ 584 round-trip in that month – typically C$ 814 less than the most expensive month, which is January (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.
    - Ozo Chaweng Samui - Sha Extra Plus
    - Amari Koh Samui
    - Melia Koh Samui

More options for your flight from Incheon to Ko Samui

Complete your trip to Ko Samui with a hotel stay or car rental

Car rentals in Ko Samui
Hotels in Ko Samui
Vacations in Ko Samui