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Find cheap one-way flights from Siem Reap to Koh Samui starting at US$145.

For as little as US$145, you can take your next adventure to Koh Samui without breaking the bank. Choose between one-way and return tickets from Siem Reap below.

  • One way
  • Round-trip

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

Siem Reap to Koh Samui Flight time & Schedules

Flight info.
Departure
Arrival
Weekly Schedule
  1. PG924

    09:40

    SAI

    1.3h

    11:00

    BKK

    SMTWTFS
  2. PG193

    20:05

    BKK

    1.5h

    21:35

    USM

    SMTWTFS
  3. FD611

    11:55

    SAI

    1.1h

    13:00

    DMK

    SMTWTFS
  4. PG101

    06:15

    BKK

    1.1h

    07:20

    USM

    SMTWTFS
  5. FD615

    16:35

    SAI

    1.3h

    17:50

    DMK

    SMTWTFS
  6. PG105

    06:30

    BKK

    1.1h

    07:35

    USM

    -M-W-F-
  7. FD615

    16:35

    SAI

    1.3h

    17:50

    DMK

    SMTWTFS
  8. PG101

    06:15

    BKK

    1.1h

    07:20

    USM

    SMTWTFS
  9. FD615

    16:35

    SAI

    1.3h

    17:50

    DMK

    SMTWTFS
  10. PG109

    06:10

    BKK

    1.6h

    07:45

    USM

    SMTWTFS
  11. PG908

    19:25

    SAI

    1.5h

    20:55

    BKK

    SMTWTFS
  12. PG101

    06:15

    BKK

    1.1h

    07:20

    USM

    SMTWTFS
  13. FD619

    20:45

    SAI

    1.2h

    21:55

    DMK

    SMTWTFS
  14. PG455

    18:55

    DMK

    1.6h

    20:30

    USM

    SMTWTFS
  15. FD619

    20:45

    SAI

    1.2h

    21:55

    DMK

    SMTWTFS
  16. PG1113

    05:50

    BKK

    1.6h

    07:25

    USM

    SMTW-FS
  17. FD619

    20:45

    SAI

    1.2h

    21:55

    DMK

    SMTWTFS
  18. PG101

    06:15

    BKK

    1.1h

    07:20

    USM

    SMTWTFS

When is the cheapest time to book flights from Siem Reap to Koh Samui?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Koh Samui from Siem Reap have changed and are set to move below.

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

Cheapest airlines flights from Siem Reap to Koh Samui

We have a range of prices from different airlines providing flights from Siem Reap to Koh Samui. Check below for the journey which best suits your travel needs.

Frequently Asked Questions

  • When are flight tickets from Siem Reap (REP) to Koh Samui (USM) the cheapest?

    Airlines adjust prices for flights from Siem Reap to Koh Samui based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Siem Reap (REP) to Koh Samui (USM) cost?

    According to Trip.com's data, the lowest price is around $357.
  • What is the transportation method from the main airport to downtown in Koh Samui?

    • The distance from Samui International Airport to downtown is about 3 km. It takes about 20 minutes by taxi.

How to find a cheap flight from Siem Reap to Koh Samui

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
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

Siem Reap to Koh Samui Flight Information

Cheapest nonstop flight price$145
Off-season for travelJanuary
Peak season for travelMay
Flight distance592.61 km
Popular airlineThai AirAsia