CNX to USM

Chiang Mai to Koh Samui flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

CNX
Chiang Mai (CNX), ThailandChiang Mai International
USM
Koh Samui (USM), ThailandKoh Samui
Search

Live flights for Sat, 06 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: THB
Sat, 06 JunCNX to USM฿7,133 Sun, 07 JunCNX to USM Mon, 08 JunCNX to USM Tue, 09 JunCNX to USM Wed, 10 JunCNX to USM Thu, 11 JunCNX to USM Fri, 12 JunCNX to USM
Sort By:DepartureDurationArrivalPrice
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
6H :55 M
1 Stop
BKK · 4h 25mBangkok (BKK), Thailand
17:05
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,133
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
7H :35 M
1 Stop
BKK · 5h 05mBangkok (BKK), Thailand
17:45
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,133
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
5H :55 M
1 Stop
BKK · 3h 25mBangkok (BKK), Thailand
16:05
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
6H :25 M
1 Stop
BKK · 3h 55mBangkok (BKK), Thailand
16:35
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
6H :40 M
1 Stop
BKK · 4h 10mBangkok (BKK), Thailand
16:50
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
10H :20 M
1 Stop
BKK · 7h 50mBangkok (BKK), Thailand
20:30
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
10H :40 M
1 Stop
BKK · 7h 45mBangkok (BKK), Thailand
20:50
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-224
11:55
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
4H :10 M
1 Stop
BKK · 1h 40mBangkok (BKK), Thailand
16:05
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-224
11:55
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
4H :40 M
1 Stop
BKK · 2h 10mBangkok (BKK), Thailand
16:35
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-224
11:55
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
4H :55 M
1 Stop
BKK · 2h 25mBangkok (BKK), Thailand
16:50
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-224
11:55
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
5H :10 M
1 Stop
BKK · 2h 40mBangkok (BKK), Thailand
17:05
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-224
11:55
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
5H :50 M
1 Stop
BKK · 3h 20mBangkok (BKK), Thailand
17:45
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-224
11:55
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
8H :55 M
1 Stop
BKK · 6h 00mBangkok (BKK), Thailand
20:50
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-220
20:00
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
12H :15 M
1 Stop
BKK · 9h 45mBangkok (BKK), Thailand
08:15
2026-06-07
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-220
20:00
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
12H :35 M
1 Stop
BKK · 10h 05mBangkok (BKK), Thailand
08:35
2026-06-07
Koh Samui (USM)ThailandKoh Samui
฿7,787
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
9H :35 M
1 Stop
BKK · 6h 40mBangkok (BKK), Thailand
19:45
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,918
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-224
11:55
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
7H :50 M
1 Stop
BKK · 4h 55mBangkok (BKK), Thailand
19:45
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿7,918
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-224
11:55
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
8H :35 M
1 Stop
BKK · 6h 05mBangkok (BKK), Thailand
20:30
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿8,190
total fare
Non Refundable 8 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-220
20:00
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
14H :35 M
1 Stop
BKK · 11h 40mBangkok (BKK), Thailand
10:35
2026-06-07
Koh Samui (USM)ThailandKoh Samui
฿8,270
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-220
20:00
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
19H :10 M
1 Stop
BKK · 16h 40mBangkok (BKK), Thailand
15:10
2026-06-07
Koh Samui (USM)ThailandKoh Samui
฿8,270
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-220
20:00
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
19H :25 M
1 Stop
BKK · 16h 30mBangkok (BKK), Thailand
15:25
2026-06-07
Koh Samui (USM)ThailandKoh Samui
฿8,270
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-220
20:00
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
20H :05 M
1 Stop
BKK · 17h 35mBangkok (BKK), Thailand
16:05
2026-06-07
Koh Samui (USM)ThailandKoh Samui
฿8,270
total fare
Non Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG

Recommended hotels in Koh Samui

Stay options near the arrival city for the same travel date.

Search hotels
Colorize Boutique Hotel
3.0Very GoodLive availability

Colorize Boutique Hotel

- 118/4 Moo 4, Maret 84310 Koh Samui TH,

Free WiFiACBreakfast
Room availability is checked live
฿699per night+ taxes if applicable

1 Night • 3 Star

Samui First House
3.0Very GoodLive availability

Samui First House

- 4 Moo.3 Chaweng Beach, Bophut, Suratthani 4 Moo.3 Chaweng Beach, Bophut, Suratthani 84320 Koh Samui Thailand,

Free WiFiACBreakfast
Room availability is checked live
฿842per night+ taxes if applicable

1 Night • 3 Star

J & Ariya Hotel by ZUZU
3.0Very GoodLive availability

J & Ariya Hotel by ZUZU

- 26/2 Moo. 4, Bo Phut, Samui, Suratthani, Thailand 84320 84320 Koh Samui Thailand,

Free WiFiACBreakfast
Room availability is checked live
฿863per night+ taxes if applicable

1 Night • 3 Star

Marine Chaweng Beach Resort
3.0Very GoodLive availability

Marine Chaweng Beach Resort

- 111/1 Chaweng Beach 84320 Koh Samui TH,

Free WiFiACBreakfast
Room availability is checked live
฿894per night+ taxes if applicable

1 Night • 3 Star

Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
4H :35 M
1 Stop
BKK · 2h 05mBangkok (BKK), Thailand
14:45
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿8,392
total fare
Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
5H :00 M
1 Stop
BKK · 2h 30mBangkok (BKK), Thailand
15:10
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿8,392
total fare
Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
5H :15 M
1 Stop
BKK · 2h 20mBangkok (BKK), Thailand
15:25
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿8,392
total fare
Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
Bangkok Airways
Bangkok Airways
PG-216
10:10
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
5H :35 M
1 Stop
BKK · 3h 05mBangkok (BKK), Thailand
15:45
2026-06-06
Koh Samui (USM)ThailandKoh Samui
฿8,392
total fare
Refundable 9 Seat Left Economy
Check-in: 20 KGCabin: 7 KG
View all flights
No flights match the selected filters. Clear filters or open full search.

Fare highlights

Selected flight highlights for 06 Jun 2026.

Open full search
Lowest fare ฿7,133 Bangkok Airways 10:10
Earliest departure ฿7,133 Bangkok Airways 10:10
Shortest duration ฿7,787 Bangkok Airways 11:55
Night 00:00-05:59 No option Open full search for more
Morning 06:00-11:59 ฿7,133 Bangkok Airways at 10:10
Afternoon 12:00-17:59 No option Open full search for more
Evening 18:00-23:59 ฿7,787 Bangkok Airways at 20:00

Chiang Mai to Koh Samui route details

Chiang Mai (CNX)

Chiang Mai International

Thailand

GMT 7

Latitude: 18.766799926799997

Longitude: 98.962600708

Koh Samui (USM)

Koh Samui

Thailand

GMT 7

Latitude: 9.547789573669998

Longitude: 100.06199646

Distance: Chiang Mai (CNX), Thailand to Koh Samui (USM), Thailand - 1,031.92 km
Flights shown for 06 Jun 2026. View all flights opens the complete search result.

Chiang Mai to Koh Samui - what to expect when booking

The CNX to USM cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 1,031.92 km.

Before you book

Compare nearby dates

The date strip opens the complete search result for the route and selected date.

Use filters

Shortlist by price, stops, departure time and refundable fare preference.

Check fare rows

Select expands fare choices on the card before you move to review and booking.

More flights from Chiang Mai (CNX)22 routes
Chiang Mai → Bangkok
CNX → DMK
Chiang Mai → Bangkok
CNX → BKK
Chiang Mai → Beijing
CNX → PEK
Chiang Mai → Chongqing
CNX → CKG
Chiang Mai → Guangzhou
CNX → CAN
Chiang Mai → Hangzhou
CNX → HGH
Chiang Mai → Hat Yai
CNX → HDY
Chiang Mai → Hong Kong
CNX → HKG
Chiang Mai → Krabi
CNX → KBV
Chiang Mai → Kuala Lumpur
CNX → KUL
Chiang Mai → Kunming
CNX → KMG
Chiang Mai → Macau
CNX → MFM
Chiang Mai → Nan
CNX → NNT
Chiang Mai → Phitsanulok
CNX → PHS
Chiang Mai → Phuket
CNX → HKT
Chiang Mai → Seoul
CNX → ICN
Chiang Mai → Shanghai
CNX → PVG
Chiang Mai → Singapore
CNX → SIN
Chiang Mai → Taipei
CNX → TPE
Chiang Mai → Udon Thani
CNX → UTH
Chiang Mai → Wuhan
CNX → WUH
Chiang Mai → Yangon
CNX → RGN
More flights from Koh Samui (USM)9 routes
Koh Samui → Bangkok
USM → BKK
Koh Samui → Chiang Mai
USM → CNX
Koh Samui → Hong Kong
USM → HKG
Koh Samui → Krabi
USM → KBV
Koh Samui → Kuala Lumpur
USM → SZB
Koh Samui → Penang
USM → PEN
Koh Samui → Phuket
USM → HKT
Koh Samui → Singapore
USM → SIN
Koh Samui → Utapao
USM → UTP
Frequently asked questions - Chiang Mai to Koh Samui flights
Generally yes. When your travel date is fixed, comparing live fares early gives you better visibility of timings, baggage and fare rules before prices change.
The approximate route distance between Chiang Mai (CNX) and Koh Samui (USM) is 1,031.92 km. Actual flying distance can vary by airline routing.
Availability changes by airline schedule and date. Use the Stops filter to quickly check non-stop, one-stop and connecting options on this landing page.
Airline inventory can change within minutes. Book Now sends the selected result to the review flow where the fare is checked again before final booking.
Yes. The date strip and search box open the full search for the selected date, while this page keeps the route details easy to compare.