route Route

OSN → OKO

Q: How long is the flight from OSN to OKO?

Average flight time on the OSN–OKO route is 1h 37m , covering approximately 1,110 km (689 mi).

Q: What is the distance from OSN to OKO?

The great-circle distance from OSN to OKO is approximately 1,110 km (689 miles).

Q: How many flights per week from OSN to OKO?

We've observed ~1 flight per day on this route across our tracking data (8 total flights recorded).

1,110 km avg 1h 37m 0 airlines

Local time: 11:49 GMT+9
Timezone: Asia/Seoul
Type: Medium Airport
Elevation: 38 ft
Coordinates: 37.0915, 127.0294

cloud Weather

Wind: 0° / 0 kt
Visibility: 10 SM
Ceiling: CLR
Temp / Dew: 26°C / 20°C
Altimeter: 29.77 inHg

Obs: 2026-09-27T01:55:00.000Z

Raw METAR

METAR RKSO 270155Z AUTO 00000KT 10SM CLR 26/20 A2977 RMK AO2 SLP085 T02620200 FZRANO $

Local time: 11:49 GMT+9
Timezone: Asia/Tokyo
Type: Medium Airport
Elevation: 463 ft
Coordinates: 35.7485, 139.3480

cloud Weather

Wind: 50° / 3 kt
Visibility: 10 SM
Ceiling: FEW 900 ft, OVC 1,500 ft
Temp / Dew: 21°C / 17°C
Altimeter: 29.92 inHg

Obs: 2026-09-27T02:00:00.000Z

Raw METAR / TAF

SPECI RJTY 270200Z 05003KT 10SM FEW009 OVC015 21/17 A2992 RMK AO2A SLP134 $

TAF AMD RJTY 270102Z 2701/2803 06009KT 9999 FEW015 SCT020 BKN100 QNH2993INS TEMPO 2701/2705 SCT010 OVC015 BECMG 2709/2710 11009KT 9999 BKN030 OVC050 QNH2990INS BECMG 2719/2720 01009KT 9999 FEW030 BKN120 QNH2989INS TX24/2705Z TN18/2721Z

Flights tracked: 8
Avg duration: 1h 37m
Distance: 1,110 km

Live traffic

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

Recent flights last 8

Date	Flight	Aircraft	Takeoff	Landing	Duration	Arr Δ
2026-07-16	CKS403	AA01A2	Jul 16, 06:35 UTC	Jul 16, 08:10 UTC	1h 35m	-
2026-07-11	CKS401	AA01A2	Jul 11, 06:25 UTC	Jul 11, 08:05 UTC	1h 40m	-
2026-07-09	CKS403	AA01A2	Jul 9, 07:00 UTC	Jul 9, 08:40 UTC	1h 40m	-
2026-07-04	CKS401	A983B7	Jul 4, 02:30 UTC	Jul 4, 04:05 UTC	1h 35m	-
2026-07-02	CKS403	A983B7	Jul 2, 06:30 UTC	Jul 2, 08:00 UTC	1h 30m	-
2026-06-30	CKS401	A95C38	Jun 30, 04:15 UTC	Jun 30, 05:55 UTC	1h 40m	-
2026-06-26	CKS403	A95C38	Jun 26, 08:10 UTC	Jun 26, 09:39 UTC	1h 30m	-
2026-06-19	CKS403	AA9830	Jun 19, 01:19 UTC	Jun 19, 03:05 UTC	1h 45m	-

OSN → OKO frequently asked

How long is the flight from OSN to OKO?

Average flight time on the OSN–OKO route is 1h 37m, covering approximately 1,110 km (689 mi).

What is the distance from OSN to OKO?

The great-circle distance from OSN to OKO is approximately 1,110 km (689 miles).

How many flights per week from OSN to OKO?

We've observed ~1 flight per day on this route across our tracking data (8 total flights recorded).

Can I track OSN–OKO flights live?

Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.

OSN → OKO

Osan Air Base

cloud Weather

Yokota Air Base

cloud Weather

Live traffic

Recent flights last 8

OSN → OKO frequently asked