Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

OKO → OSN

1,113 km avg 1h 44m 0 airlines

Departure

OKO RJTY VFR

Yokota Air Base

Fussa, JP

Local time
17:40 GMT+9
Timezone
Asia/Tokyo
Type
Medium Airport
Elevation
463 ft
Coordinates
35.7485, 139.3480

cloud Weather

Wind
10° / 8 kt
Visibility
10 SM
Ceiling
FEW 3,000 ft, SCT 14,000 ft, BKN 20,000 ft
Temp / Dew
31°C / 22°C
Altimeter
29.81 inHg

Obs: 2026-08-28T07:55:00.000Z

Raw METAR / TAF 
METAR RJTY 280755Z 01008KT 10SM FEW030 SCT140 BKN200 31/22 A2981 RMK AO2A SLP094 T03130217 $

TAF RJTY 280500Z 2805/2911 12009KT 9999 FEW030 SCT080 QNH2979INS TEMPO 2807/2811 8000 -SHRA SCT010 BKN030 BECMG 2811/2812 02009KT 9999 BKN030 QNH2985INS TEMPO 2812/2814 8000 -SHRA BKN015 BECMG 2818/2819 11012KT 4800 -RA BR BKN015 OVC030 QNH2983INS TEMPO 2819/2901 3000 -SHRA BR BKN006 OVC012 BECMG 2903/2904 15009KT 9999 NSW SCT015 BKN030 OVC060 QNH2985INS TEMPO 2907/2911 6000 -SHRA BR BKN015 OVC030 TX32/2805Z TN23/2821Z

Arrival

OSN RKSO VFR

Osan Air Base

Pyeongtaek, KR

Local time
17:40 GMT+9
Timezone
Asia/Seoul
Type
Medium Airport
Elevation
38 ft
Coordinates
37.0915, 127.0294

cloud Weather

Wind
90° / 6 kt
Visibility
6 SM
Ceiling
FEW 2,400 ft, OVC 5,500 ft
Temp / Dew
26°C / 26°C
Altimeter
29.72 inHg
Wx
-RA BR

Obs: 2026-08-28T07:56:00.000Z

Raw METAR / TAF 
SPECI RKSO 280756Z 09006KT 6SM -RA BR FEW024 OVC055 26/26 A2972 RMK AO2A RAB55 SLP067 FZRANO $

TAF AMD RKSO 280805Z 2808/2911 10008KT 4800 -SHRA VCTS FEW015 BKN025CB OVC050 QNH2971INS BECMG 2818/2819 VRB04KT 4800 -SHRA BR SCT008 BKN030 QNH2972INS TEMPO 2819/2821 BKN008 BECMG 2902/2903 29006KT 8000 BR SCT035 BKN045 QNH2969INS BECMG 2905/2906 VRB06KT 9999 NSW SCT045 BKN065 QNH2968INS TX25/2808Z TN24/2820Z
Flights tracked
8
Avg duration
1h 44m
Distance
1,113 km

Live traffic

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

Recent flights last 8

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-07-16 OAE271 A506DA Jul 16, 03:35 UTCJul 16, 05:15 UTC1h 40m -
2026-07-16 CKS402 AA01A2 Jul 16, 01:30 UTCJul 16, 03:05 UTC1h 35m -
2026-07-09 CKS402 AA01A2 Jul 9, 01:20 UTCJul 9, 03:05 UTC1h 45m -
2026-07-07 CKS463 A983B7 Jul 7, 03:05 UTCJul 7, 04:45 UTC1h 40m -
2026-07-02 CKS402 A983B7 Jul 2, 01:00 UTCJul 2, 02:55 UTC1h 55m -
2026-06-26 CKS402 A95C38 Jun 26, 02:14 UTCJun 26, 04:00 UTC1h 45m -
2026-06-19 SPAR28 AE087E Jun 19, 04:10 UTCJun 19, 05:49 UTC1h 40m -
2026-04-30 SPAR28 AE087E Apr 30, 05:15 UTCApr 30, 07:10 UTC1h 55m -

OKO → OSN frequently asked

How long is the flight from OKO to OSN?
Average flight time on the OKO–OSN route is 1h 44m, covering approximately 1,113 km (691 mi).
What is the distance from OKO to OSN?
The great-circle distance from OKO to OSN is approximately 1,113 km (691 miles).
How many flights per week from OKO to OSN?
We've observed ~1 flight per day on this route across our tracking data (8 total flights recorded).
Can I track OKO–OSN flights live?
Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.