KL3731 Flight Status KLM: Bangkok to Koh Samui (KLM3731)

KLM flight KL 3731 links Bangkok and Koh Samui, 466 km (289 mi) apart, and flies daily. With 1 h 10 min in the timetable and a usual flight time of about 50 min, it often makes up time. Today it left at 14:50, 25 minutes late, and is due in Koh Samui at 15:41, 6 minutes late.

KLM KL 3731

En-Route

Bangkok

Bangkok Suvarnabhumi Airport (BKK)

All BKK Departures >

Gate: A1

Departure: Tue, Nov 3, 2026 · local time UTC+7

Scheduled
14:25
Actual
14:50

Koh Samui

Koh Samui Airport (USM)

All USM Arrivals >

Terminal and baggage belt not announced yet

Arrival: Tue, Nov 3, 2026 · local time UTC+7

Scheduled
15:35
Estimated
15:41

Departed 52m ago · landing now 100%

BKK 14:50 USM 15:41

466 km (289 mi) flown · 0 km (0 mi) to go

Route map BKK to USM Map of the great-circle route from Bangkok Suvarnabhumi Airport, Thailand to Koh Samui Airport, Thailand, 466 km. The plane shows an estimated position based on departure and arrival times. Map data: Natural Earth. BKK USM Map data: Natural Earth

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

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Distance: 466 km / 289 miles · Scheduled Duration: 01:10 · Typical Duration: 00:50

KL 3731 Flight Status & Schedule KLM Bangkok to Koh Samui

Date From To Departure Arrival Status Details
Nov 03 BKK USM 14:50 15:41 En-Route Track >
Nov 02 BKK USM 14:45 15:35 Landed Track >
Nov 01 BKK USM 15:25 16:13 Landed Late Track >
Oct 31 BKK USM 15:07 15:56 Landed Late Track >
Oct 30 BKK USM 14:54 15:38 Landed Track >
Oct 29 BKK USM 14:42 15:33 Landed Track >
Oct 28 BKK USM 16:21 17:13 Delayed Track >
Oct 27 BKK USM 14:34 15:25 Landed Track >
Oct 26 BKK USM 14:59 15:44 Landed Track >
Oct 25 BKK USM 14:34 15:19 Landed Track >

< All Bangkok BKK Departures All Koh Samui USM Arrivals >

About KL 3731

Route
Bangkok Suvarnabhumi Airport BKK to Koh Samui Airport USM
Distance
466 km (289 mi)
Typical flight time
50 min
Flies
Daily
On time
6 of the last 8
Average delay when late
30 min

KL 3731 FAQ

How long is the KL3731 flight?
The timetable allows 1 h 10 min. Bangkok to Koh Samui is 466 km (289 mi).
How often is KL3731 late?
2 of the last 8 flights arrived 15 or more minutes late; when late, by 30 minutes on average.
Which days does KL3731 fly?
Daily: it was scheduled on each of the last 7 days.
What other flight numbers does KL3731 have?
Also listed as KLM3731 (KLM's ICAO code) and KL 3731.

KL3731 and Bangkok BKK to Koh Samui USM Flights

Flight KL3731 is a code-share KLM flight of the Bangkok Airways operated PG151.

Other flights departing from Bangkok BKK: BS218, PG151, VU310, VZ342

Other flights arriving at Koh Samui USM: PG145, PG151, PG153

All flights connecting Bangkok BKK to Koh Samui USM.