Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

YEC → OSN

129 km avg 23m 0 airlines

Departure

YEC RKTY

Yecheon Airbase

Yecheon-ri, KR

Local time
15:40 GMT+9
Timezone
Asia/Seoul
Type
Medium Airport
Elevation
354 ft
Coordinates
36.6304, 128.3497

Arrival

OSN RKSO VFR

Osan Air Base

Pyeongtaek, KR

Local time
15:40 GMT+9
Timezone
Asia/Seoul
Type
Medium Airport
Elevation
38 ft
Coordinates
37.0915, 127.0294

cloud Weather

Wind
290° / 10 kt
Visibility
10 SM
Ceiling
FEW 3,100 ft, SCT 14,000 ft
Temp / Dew
22°C / 15°C
Altimeter
29.87 inHg

Obs: 2026-10-13T05:55:00.000Z

Raw METAR / TAF 
METAR RKSO 130555Z 29010KT 10SM FEW031 SCT140 22/15 A2987 RMK AO2A SLP118 60006 T02220148 10223 20154 56014 FZRANO $

TAF RKSO 130500Z 1305/1411 30012KT 9999 SCT020 BKN150 QNH2986INS BECMG 1313/1314 32012G18KT 9999 FEW040 QNH2996INS BECMG 1407/1409 24005KT 9999 SCT050 QNH3007INS TX22/1307Z TN11/1321Z
Flights tracked
2
Avg duration
23m
Distance
129 km

Live traffic

YEC → OSN. Live aircraft currently filed on this route.

Recent flights last 2

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-06-16 RCH307 AE1459 Jun 16, 10:40 UTCJun 16, 11:00 UTC20m -
2026-05-13 CATS77 AE0401 May 13, 07:30 UTCMay 13, 07:55 UTC25m -

YEC → OSN frequently asked

How long is the flight from YEC to OSN?
Average flight time on the YEC–OSN route is 23m, covering approximately 129 km (80 mi).
What is the distance from YEC to OSN?
The great-circle distance from YEC to OSN is approximately 129 km (80 miles).
How many flights per week from YEC to OSN?
We've observed ~1 flight per day on this route across our tracking data (2 total flights recorded).
Can I track YEC–OSN flights live?
Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.