How long is the OM5731 flight from Hong Kong to Singapore?

The timetable allows 4 h 5 min. Hong Kong to Singapore is 2,565 km (1,594 mi).

Which terminal does OM5731 use?

It usually leaves from Terminal 1 at Hong Kong International Airport (HKG) and arrives at Terminal 4 at Singapore Changi Airport (SIN). Check the flight card above for today's terminal and gate.

What other flight numbers does OM5731 have?

Also listed as MGL5731 (MIAT Mongolian Airlines' ICAO code) and OM 5731.

OM5731 Flight Status MIAT Mongolian Airlines: Hong Kong to Singapore (MGL5731)

MIAT Mongolian Airlines OM 5731

En-Route, Arriving in 26'

HKG Hong Kong

Scheduled: 15:05
Actual: 15:26

Terminal: 1 | Gate: 31

Departure: Sat, Nov 14, 2026 · local time UTC+8

Hong Kong International Airport (HKG)

All HKG Departures >

SIN Singapore

Scheduled: 19:10
Estimated: 18:59
Delay

Terminal: 4 | Gate: G18

Arrival: Sat, Nov 14, 2026 · local time UTC+8

Singapore Changi Airport (SIN)

All SIN Arrivals >

Departed 3h 06m ago · lands in 26m 88%

HKG 15:26 SIN 18:59

2,250 km (1,398 mi) flown · 315 km (196 mi) to go

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

Add to calendar

Distance: 2565 km / 1594 miles · Scheduled Duration: 04:05 · Typical Duration: 03:20

OM 5731 Flight Status & Schedule MIAT Mongolian Airlines Hong Kong to Singapore

Date	From	To	Departure	Arrival	Status	Details
Nov 14	HKG	SIN	15:26	18:59	En-Route	Track >
Nov 13	HKG	SIN	16:08	19:33	Landed Late	Track >
Nov 12	HKG	SIN	15:22	18:37	Landed	Track >
Nov 11	HKG	SIN	15:24	18:56	Landed	Track >
Nov 10	HKG	SIN	15:14	18:36	Landed	Track >
Nov 09	HKG	SIN	15:29	18:52	Landed	Track >
Nov 08	HKG	SIN	15:18	18:30	Landed	Track >
Nov 05	HKG	SIN	15:13	18:34	Landed	Track >
Nov 02	HKG	SIN	16:21	19:35	Landed Late	Track >
Nov 01	HKG	SIN	15:25	18:45	Landed	Track >

MIAT Mongolian Airlines flight OM 5731 links Hong Kong and Singapore, 2,565 km (1,594 mi) apart, and flies daily. With 4 h 5 min in the timetable and a usual flight time of about 3 h 20 min, it often makes up time. Today it left at 15:26, 21 minutes late, and is due in Singapore at 18:59, 11 minutes early.

< All Hong Kong HKG Departures All Singapore SIN Arrivals >

About OM 5731

MIAT Mongolian Airlines Flight OM5731 connects Hong Kong, Hong Kong to Singapore, Singapore, taking off from Hong Kong International Airport HKG and landing at Singapore Changi Airport SIN.

Route: Hong Kong International Airport HKG to Singapore Changi Airport SIN
Distance: 2,565 km (1,594 mi)
Typical flight time: 3 h 20 min
Flies: Daily
On time: 7 of the last 9
Average delay when late: 24 min
Usually departs from: Terminal 1

OM 5731 FAQ

How long is the OM5731 flight from Hong Kong to Singapore?: The timetable allows 4 h 5 min. Hong Kong to Singapore is 2,565 km (1,594 mi).
How often is OM5731 from Hong Kong to Singapore late?: 2 of the last 9 flights arrived 15 or more minutes late; when late, by 24 minutes on average.
When was the latest OM5731 flight from Hong Kong to Singapore?: The latest OM5731 was the 15:05 (local time) departure from Hong Kong on 13 November 2026; it landed 23 minutes late.
Which days does OM5731 fly from Hong Kong to Singapore?: Daily: it was scheduled on each of the last 7 days.
Which terminal does OM5731 use?: It usually leaves from Terminal 1 at Hong Kong International Airport (HKG) and arrives at Terminal 4 at Singapore Changi Airport (SIN). Check the flight card above for today's terminal and gate.
What other flight numbers does OM5731 have?: Also listed as MGL5731 (MIAT Mongolian Airlines' ICAO code) and OM 5731.

OM5731 and Hong Kong HKG to Singapore SIN Flights

Flight OM5731 is a code-share MIAT Mongolian Airlines flight of the Cathay Pacific operated CX635.

Other flights departing from Hong Kong HKG: CX635, CX380

Other flights arriving at Singapore SIN: CX635, TR487

All flights connecting Hong Kong HKG to Singapore SIN.