UO 678 Hong Kong to Seoul Flight Status

Hong Kong Express Flight UO678 from Hong Kong International Airport HKG to Seoul Incheon International Airport ICN is not scheduled for today June 5th, 2026.
The last time the flight was scheduled was on July 16th, 2025.
Check the table below for UO678's most recent flight history:

UO 678 Flight Status & Schedule

Date Departure Arrival Status
Jul 16 15:35 20:03
Landed Late
Track >
Jul 15 15:07 19:31
Landed
Track >
Jul 14 15:27 19:36
Landed
Track >
Jul 13 15:15 19:20
Landed
Track >
Jul 12 15:33 19:41
Landed
Track >

Hong Kong Express UO 678 Hong Kong to Seoul Flight Information

Hong Kong Express Flight UO678 connects Hong Kong, Hong Kong to Seoul, South Korea, taking off from Hong Kong International Airport HKG and landing at Seoul Incheon International Airport ICN.

How long is the UO678 flight from Hong Kong to Seoul?

The average flight time from Hong Kong to Seoul is 3 hours and 12 minutes. The flight distance is 2070 km / 1286 miles and the average flight speed is 646 km/h / 402 mph.

What is the On-Time Performance (OTP) of Hong Kong Express Flight UO678 Hong Kong to Seoul?

The Airportia On-Time Performance Rating for Hong Kong Express Flight UO678 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UO678 arriving at?

Flight UO678 arrives at Seoul Incheon International Airport (ICN) Terminal T1.

When was the latest UO678 flight?

The latest flight took off on Wednesday, July 16th, 2025 with the flight status being Landed on 20:03.

How else can the flight UO678 be referenced as?

This Hong Kong Express flight can also be referenced as HKE678, UO0678, UO 678, HKE 678.

How often is flight UO678 delayed?

On average, 20% of all UO678 flights are delayed. The average delay is 50 minutes.

See our UO678 Flight Tracker above for more details.

UO678 and Hong Kong HKG to Seoul ICN Flights

Other flights departing from Hong Kong HKG: QZ291, RW281

Other flights arriving at Seoul ICN: OZ568, TW422, OM307, OM309

All flights connecting Hong Kong HKG to Seoul ICN.

UO678 Hong Kong Express Flight: Hong Kong to Seoul Route Map

UO678 Hong Kong Express Flight Map: Hong Kong to Seoul
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.