App
Customer Support
AED
Find Bookings
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap flight deals from Kos to Siem Reap Starting at AED 2,549

Whether you’re going for a one-way or round-trip to Siem Reap, we’ve got you covered! Check out these different flight options from Kos below.

  • One way
  • Round-trip
      • KGS18:10
        35h 30m
        2 stops
        SAI09:40
        Sun, Apr 13|Kos - Siem Reap|Aegean Airlines
        AED 2,549AED 6,065
        57% OFF
        57% OFF
        AED 6,065AED 2,549

        Choose Aegean Airlines flights from Kos to Siem Reap. The one-way connecting flight with Aegean Airlines departs from Kos Airport on Sun, Apr 13, arriving at Siem Reap Angkor International Airport. One-way Prices start from AED 2,549 including taxes and charges.

      • KGS16:15
        37h 25m
        2 stops
        SAI09:40
        Sun, Apr 13|Kos - Siem Reap|SKY express
        AED 2,576AED 6,065
        57% OFF
        57% OFF
        AED 6,065AED 2,576

        Choose SKY express flights from Kos to Siem Reap. The one-way connecting flight with SKY express departs from Kos Airport on Sun, Apr 13, arriving at Siem Reap Angkor International Airport. One-way Prices start from AED 2,576 including taxes and charges.

      • KGS11:05
        48h
        2 stops
        SAI15:05
        Sun, Apr 13|Kos - Siem Reap|Condor Airlines
        AED 3,381AED 6,065
        44% OFF
        44% OFF
        AED 6,065AED 3,381

        Choose Condor Airlines flights from Kos to Siem Reap. The one-way connecting flight with Condor Airlines departs from Kos Airport on Sun, Apr 13, arriving at Siem Reap Angkor International Airport. One-way Prices start from AED 3,381 including taxes and charges.

      • KGS11:20
        20h 55m
        2 stops
        SAI12:15
        Sun, Apr 13|Kos - Siem Reap|Transavia
        AED 5,034
        AED 5,034

        Choose Transavia flights from Kos to Siem Reap. The one-way connecting flight with Transavia departs from Kos Airport on Sun, Apr 13, arriving at Siem Reap Angkor International Airport. One-way Prices start from AED 5,034 including taxes and charges.

      • KGS01:00 pm
        3h 5m
        Nonstop
        REP02:00 pm
        Thu, Feb 20|Kos - Siem Reap|Aegean Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Kos to Siem Reap flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. GQ223

    SKY express

    16:15

    KGS

    1.0h

    17:15

    ATH

    S---T-S
    Search

  2. SQ8563

    Singapore Airlines

    09:35

    ATH

    11.3h

    01:50

    SIN

    S-T-T--

  3. SQ164

    Singapore Airlines

    08:25

    SIN

    2.3h

    09:40

    SAI

    SMTWTFS

  4. A3225

    Aegean Airlines

    18:10

    KGS

    0.9h

    19:05

    ATH

    -M-WTFS
    Search

  5. SQ8563

    Singapore Airlines

    09:35

    ATH

    11.3h

    01:50

    SIN

    S-T-T--

  6. SQ164

    Singapore Airlines

    08:25

    SIN

    2.3h

    09:40

    SAI

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Kos to Siem Reap?

These price trend charts carefully monitor and predict how flight prices from Kos to Siem Reap will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Kos (KGS) to Siem Reap (REP) the cheapest?

    Airlines adjust prices for flights from Kos to Siem Reap based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Kos (KGS) to Siem Reap (REP) cost?

    According to Trip.com's data, the lowest price is around AED 6,168.

  • What is the transportation method from the main airport to downtown in Siem Reap?

    • The distance from Siem Reap Angkor International Airport to downtown is about 39 km, by taxi about 50 minutes.

  • How many airports are there in Siem Reap (REP)?

    There are 1 airport(s) near Siem Reap (REP): Siem Reap Angkor International Airport.

How to find a cheap flight from Kos to Siem Reap

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Kos to Siem Reap

Off-season for travelJanuary
Peak season for travelApril
Flight distance7,946.91 km

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.