UL 406 Colombo to Bangkok Flight Status

SriLankan Airlines Flight UL406 from Colombo Bandaranaike International Airport CMB to Bangkok Suvarnabhumi Airport BKK is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on January 22nd, 2026.
Check the table below for UL406's most recent flight history:

UL 406 Flight Status & Schedule

Date Departure Arrival Status
Jan 22 20:04 00:41
Landed
Track >
Jan 08 20:35 01:17
Landed Late
Track >
Jan 02 20:05 00:57
Landed
Track >
Jan 01 19:58 00:48
Landed
Track >
Dec 29 20:12 00:58
Landed
Track >

SriLankan Airlines UL 406 Colombo to Bangkok Flight Information

SriLankan Airlines Flight UL406 connects Colombo, Sri Lanka to Bangkok, Thailand, taking off from Colombo Bandaranaike International Airport CMB and landing at Bangkok Suvarnabhumi Airport BKK.

How long is the UL406 flight from Colombo to Bangkok?

The average flight time from Colombo to Bangkok is 3 hours and 15 minutes. The flight distance is 2391 km / 1486 miles and the average flight speed is 736 km/h / 457 mph.

What is the On-Time Performance (OTP) of SriLankan Airlines Flight UL406 Colombo to Bangkok?

The Airportia On-Time Performance Rating for SriLankan Airlines Flight UL406 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UL406 arriving at?

Flight UL406 arrives at Bangkok Suvarnabhumi Airport (BKK) Terminal 2.

When was the latest UL406 flight?

The latest flight took off on Thursday, January 22nd, 2026 with the flight status being Landed on 00:41.

How else can the flight UL406 be referenced as?

This SriLankan Airlines flight can also be referenced as ALK406, UL0406, UL 406, ALK 406.

How often is flight UL406 delayed?

On average, 22% of all UL406 flights are delayed. The average delay is 21 minutes.

See our UL406 Flight Tracker above for more details.

UL406 and Colombo CMB to Bangkok BKK Flights

Flight UL406 is code-shared by 3 airlines using the flight numbers 8M5406, QF4250, HM6222

Other flights departing from Colombo CMB: 8D438, IZ640

Other flights arriving at Bangkok BKK: SG87, VZ2309, VJ2309, 2Y368

All flights connecting Colombo CMB to Bangkok BKK.

UL406 SriLankan Airlines Flight: Colombo to Bangkok Route Map

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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.