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Find cheap one-way flights from Chiang Mai to Koh Samui starting at US$73.

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

  • One way
  • Round-trip

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

Chiang Mai to Koh Samui Flight time & Schedules

Flight info.
Departure
Arrival
Weekly Schedule
  1. SL503

    08:10

    CNX

    1.3h

    09:25

    DMK

    SMTWTFS
  2. PG455

    18:55

    DMK

    1.6h

    20:30

    USM

    SMTWTFS
  3. FD3438

    08:25

    CNX

    1.2h

    09:35

    DMK

    SMTWTFS
  4. PG455

    18:55

    DMK

    1.6h

    20:30

    USM

    SMTWTFS
  5. PG224

    12:10

    CNX

    1.4h

    13:35

    BKK

    SMTWTFS
  6. PG185

    19:30

    BKK

    1.5h

    21:00

    USM

    SMTWTFS
  7. PG224

    12:10

    CNX

    1.4h

    13:35

    BKK

    SMTWTFS
  8. PG455

    18:55

    DMK

    1.6h

    20:30

    USM

    SMTWTFS
  9. FD3436

    12:20

    CNX

    1.2h

    13:30

    DMK

    SMTWTFS
  10. PG185

    19:30

    BKK

    1.5h

    21:00

    USM

    SMTWTFS
  11. FD4109

    18:15

    CNX

    1.4h

    19:40

    BKK

    SMTWTFS
  12. PG101

    06:00

    BKK

    1.2h

    07:10

    USM

    SMTWTFS
  13. PG220

    19:45

    CNX

    1.4h

    21:10

    BKK

    SMTWTFS
  14. PG107

    07:10

    BKK

    1.1h

    08:15

    USM

    SMTWTFS
  15. PG220

    19:45

    CNX

    1.4h

    21:10

    BKK

    SMTWTFS
  16. PG105

    06:20

    BKK

    1.2h

    07:30

    USM

    -M-W-F-
  17. VZ119

    22:25

    CNX

    1.4h

    23:50

    BKK

    SMTWTFS
  18. PG101

    06:00

    BKK

    1.2h

    07:10

    USM

    SMTWTFS
  19. FD4103

    22:50

    CNX

    1.3h

    00:10

    BKK

    SMTWTFS
  20. PG185

    19:30

    BKK

    1.5h

    21:00

    USM

    SMTWTFS

When is the cheapest time to book flights from Chiang Mai to Koh Samui?

These price trend charts carefully monitor and predict how flight prices from Chiang Mai to Koh Samui 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.

Cheapest airlines flights from Chiang Mai to Koh Samui

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

Frequently Asked Questions

  • When are flight tickets from Chiang Mai (CNX) to Koh Samui (USM) the cheapest?

    Airlines adjust prices for flights from Chiang Mai 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 Chiang Mai (CNX) to Koh Samui (USM) cost?

    According to Trip.com's data, the lowest price is around $227.
  • How long does it take to fly from Chiang Mai (CNX) to Koh Samui (USM) and what is the distance?

    It takes around 1 hour 45 minutes to fly from Chiang Mai (CNX) to Koh Samui (USM).
  • 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.
  • What are the most popular airlines that fly from Chiang Mai (CNX) to Koh Samui (USM)?

    Airlines with flights from Chiang Mai (CNX) to Koh Samui (USM): China Airlines, Qatar Airways, EVA Air, Bangkok Airways, Turkish Airlines, Singapore Airlines and Thai Airways.

How to find a cheap flight from Chiang Mai to Koh Samui

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

Chiang Mai to Koh Samui Flight Information

Cheapest nonstop flight price$72
Cheapest round-trip ticket price$152
Off-season for travelJanuary
Peak season for travelMay
Flight distance1,032.16 km
Average flight time1 hour 45 minutes
Popular airlineThai AirAsia