IST - USM

฿14,374 Find Cheap Flights from Istanbul Airport to Ko Samui – Compare and Save

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Everything you should know

Cheapest return flight
฿24,531
Typical prices: ฿30,166-฿42,564
Multiple Airlines
Fri 9/11Fri 23/11
IST - USM • 2 stops
Cheapest one-way flight
฿14,374
Typical prices: ฿16,310-฿23,404
Multiple Airlines
Sun 14/1
IST - USM • 2 stops
Direct flights
Not available
There are currently no direct flights between Istanbul Airport and Ko Samui. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Avoid delays
เตอร์กิชแอร์ไลน์
Most punctual • 82% on-time
Afternoon
Best time • Fewest delays
Insights
Insights
When to travel
September
Cheapest • 27% price drop
February
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Singapore Changi (SIN)
Cheapest • Avg ฿32,307 (return)
Bangkok Suvarnabhumi (BKK)
Shortest trip • 13h 57m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Ko Samui!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Istanbul to Ko Samui (IST-USM)

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

Recent return flight deals from Istanbul to Ko Samui

Mon 9 Nov - Mon 23 Nov
Multiple Airlines Logo
06:30 - 20:25IST  Istanbul-USM Ko Samui
33h 55m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
07:00 - 05:30USM  Ko Samui-IST Istanbul
26h 30m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
฿24,531Multiple Airlines
2 days ago
Mon 9 Nov - Mon 23 Nov
Multiple Airlines Logo
06:30 - 20:25IST  Istanbul-USM Ko Samui
33h 55m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
07:00 - 05:30USM  Ko Samui-IST Istanbul
26h 30m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
฿24,699Multiple Airlines
2 days ago
Thu 3 Dec - Wed 16 Dec
Multiple Airlines Logo
06:30 - 21:20IST  Istanbul-USM Ko Samui
34h 50m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
07:00 - 05:30USM  Ko Samui-IST Istanbul
26h 30m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
฿26,083Multiple Airlines
3+ days ago
Thu 3 Dec - Wed 16 Dec
Multiple Airlines Logo
06:30 - 20:25IST  Istanbul-USM Ko Samui
33h 55m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
07:00 - 05:30USM  Ko Samui-IST Istanbul
26h 30m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
฿26,150Multiple Airlines
3+ days ago
Wed 9 Dec - Wed 16 Dec
Multiple Airlines Logo
06:30 - 21:20IST  Istanbul-USM Ko Samui
34h 50m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
07:00 - 05:30USM  Ko Samui-IST Istanbul
26h 30m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
฿26,285Multiple Airlines
21 hours ago
Sun 29 Nov - Sun 13 Dec
Multiple Airlines Logo
14:55 - 18:25IST  Istanbul-USM Ko Samui
23h 30m2 stops Beijing Capital Phuket City
Multiple Airlines Logo
08:15 - 08:20USM  Ko Samui-IST Istanbul
28h 05m2 stops Phuket City Beijing Capital
฿26,319Multiple Airlines
14 hours ago
Fri 13 Nov - Tue 17 Nov
Multiple Airlines Logo
06:30 - 20:25IST  Istanbul-USM Ko Samui
33h 55m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
07:55 - 15:20USM  Ko Samui-IST Istanbul
35h 25m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
฿26,454Multiple Airlines
3+ days ago
Thu 3 Dec - Wed 16 Dec
Multiple Airlines Logo
16:20 - 20:25IST  Istanbul-USM Ko Samui
24h 05m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
07:00 - 05:30USM  Ko Samui-IST Istanbul
26h 30m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
฿26,724Multiple Airlines
3+ days ago
Mon 30 Nov - Thu 10 Dec
Multiple Airlines Logo
06:30 - 21:20IST  Istanbul-USM Ko Samui
34h 50m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
08:30 - 05:30USM  Ko Samui-IST Istanbul
25h 00m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
฿28,310Multiple Airlines
1 day ago
Sat 28 Nov - Sun 13 Dec
Multiple Airlines Logo
16:30 - 08:10IST  Istanbul-USM Ko Samui
11h 40m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
19:10 - 06:05USM  Ko Samui-IST Istanbul
14h 55m1 stop Bangkok Suvarnabhumi
฿28,546Multiple Airlines
2 days ago
Booking Insights

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

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

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

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Istanbul Airport to Ko Samui. It’s 28% cheaper than the average day, while Thursday is the most expensive, with prices 7% higher.

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

•September is the cheapest month to fly from Istanbul Airport to Ko Samui at ฿28,445 return.
•December (฿46,666) and July (฿42,583) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 64% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Istanbul Airport to Ko Samui flights

Low season

October

Cheapest flight

฿14,374
Beat the crowds with an average 78% drop in traveller numbers.
The most popular month to fly with an average 139% increase in traveller numbers.
One-way flight from Istanbul Airport to Ko Samui

When to book flights from Istanbul to Ko Samui

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

Your Istanbul Airport to Ko Samui flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • How long is a flight from Istanbul Airport to Ko Samui?

    A direct flight from Istanbul Airport to Ko Samui takes 00m, covering 12,466 km.

  • Do I need a passport to fly from Istanbul 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.

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

    Return flights from Istanbul Airport to Ko Samui range from ฿30,166 to ฿42,564, with an average of ฿39,134 over the past 12 months. Anything below ฿30,166 counts as a good deal.

  • How does on-time performance compare across airlines flying from Istanbul Airport to Ko Samui?

    เตอร์กิชแอร์ไลน์ is the only airline operating Istanbul Airport to Ko Samui flights. 82% of its flights are on time.

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

    One-way fares from Istanbul Airport to Ko Samui are currently lower than usual. Average one-way flight prices are about ฿17,772, which is 13% below the typical average for this route.

  • Which car hire options are available at Ko Samui Airport (USM)?

    Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates starting from around ฿430 for economy cars. Top options include:

    • Drive Car Rental
    • Alamo
    • Sixt
    • Enterprise Rent-A-Car
    • Thai Rent

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

    Flights from Istanbul Airport to Ko Samui usually depart from Istanbul (IST) and arrive at Ko Samui (USM).

  • What time of day has the fewest delays on flights from Istanbul Airport to Ko Samui?

    Afternoon flights have the fewest delays on this route.

  • At what point is a flight considered delayed on the route from Istanbul Airport to Ko Samui?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Istanbul Airport to Ko Samui route, 18% of flights were delayed in the past three months, with delays averaging 1h 44m.

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

    Connecting flights from Istanbul Airport to Ko Samui most commonly pass through:

    • Bangkok Suvarnabhumi (BKK) – 86% of one-stop connections
    • Singapore Changi (SIN) – 14% of one-stop connections

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

    Yes. Flexible dates can save you up to 33% on flights from Istanbul Airport to Ko Samui. Sunday is the cheapest departure day at ฿28,546 return on average, while Thursday is the most expensive at ฿42,144, a difference of ฿13,598.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different stopover airport from Istanbul Airport to Ko Samui?

    Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time of 13h 57m, compared to 21h 46m via Singapore Changi (SIN).

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

    Ko Samui is 4 hours ahead of Istanbul Airport (Indochina Time vs Turkey Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ko Samui?

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

Your guide to booking Istanbul 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 Sunday departure and avoid flying on Thursday. On this route, Sunday flights average ฿28,546, about ฿13,598 less than Thursday fares (32% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Istanbul Airport to Ko Samui trip for September. Fares historically average ฿28,445 return in that month – typically ฿18,221 less than the most expensive month, which is December (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
    • Melia Koh Samui
    • Royal Muang Samui Villas

More options for your flight from Istanbul to Ko Samui

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

Car rentals in Ko Samui
Hotels in Ko Samui