RS903 Flight Status Air Seoul: Seoul to Jeju (ASV903)

RS 903 Seoul to Jeju Flight Status

Not scheduled today. Latest flight: October 24th, 2026 ; recent history is in the table below.

RS 903 Flight Status & Schedule Air Seoul Seoul to Jeju

Date From To Departure Arrival Status Details
Oct 24 GMP CJU 10:29 11:28 Landed Late Track >
Oct 23 GMP CJU 10:57 11:51 Delayed Track >
Oct 22 GMP CJU 10:00 10:52 Landed Track >
Oct 21 GMP CJU 10:00 11:01 Landed Track >
Oct 20 GMP CJU 10:06 11:03 Landed Track >
Oct 19 GMP CJU 11:20 11:00 En-Route Track >
Oct 18 GMP CJU 10:25 11:24 Landed Late Track >
Oct 17 GMP CJU 10:26 11:22 Landed Late Track >
Oct 16 GMP CJU 10:29 11:25 Landed Late Track >
Oct 15 GMP CJU 10:07 10:56 Landed Track >

Air Seoul operates RS 903 from Seoul to Jeju, a 451 km (280 mi) trip. The timetable allows 1 h 15 min, but the flight usually takes about 55 min, so it often makes up time. It is not flying today; the last flight, on 24 October 2026, landed 28 minutes late.

< All Seoul GMP Departures All Jeju CJU Arrivals >

About RS 903

Route
Seoul Gimpo International Airport GMP to Jeju International Airport CJU
Distance
451 km (280 mi)
Typical flight time
55 min
On time
4 of the last 8
Average delay when late
25 min
Usually departs from
Terminal D

RS 903 FAQ

How long is the RS903 flight?
The timetable allows 1 h 15 min. Seoul to Jeju is 451 km (280 mi).
How often is RS903 late?
4 of the last 8 flights arrived 15 or more minutes late; when late, by 25 minutes on average.
Which terminal does RS903 use?
It usually leaves from Terminal D at Seoul Gimpo International Airport (GMP). Check the flight card above for today's terminal and gate.
What other flight numbers does RS903 have?
Also listed as ASV903 (Air Seoul's ICAO code) and RS 903.

RS903 and Seoul GMP to Jeju CJU Flights

Other flights departing from Seoul GMP: 7C6123, KE1055, ZE209

Other flights arriving at Jeju CJU: ZE209, KE1515, KE1707, 7C211

All flights connecting Seoul GMP to Jeju CJU.