Onomichi Seaplane Base
Daylight today(Aug 31, 2026, local time)
About 12h 57m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Onomichi Seaplane Base
Onomichi Seaplane Base is a seaplane base in Onomichi, Japan. It observes Asia/Tokyo local time. The nearest airport is Kasaoka Air Station (JP-0113), about 11.4 nm to the ene.
Summary generated from this airport’s structured data — reference only.
Live traffic nearby
Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.
Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (0)
No runway data recorded for this airport.
Airspace in this area(3)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| KANSAI ACA-4 | Class E | Controlled | 700 ft MSL | 12000 ft MSL |
| HIROSHIMA ACA-3 | Class E | Controlled | 700 ft MSL | 8000 ft MSL |
| HIROSHIMA ACA-2 | Class E | Controlled | 700 ft MSL | FL150 |
Approximate bounding-box match from OpenAIP · all Japan airspace. Reference only — consult official charts for exact boundaries and status.
Nearby airports
Great-circle distance and true bearing from Onomichi Seaplane Base.
Frequently asked questions
Where is Onomichi Seaplane Base located?
Onomichi Seaplane Base is seaplane base located in Onomichi, Japan.
What time zone is Onomichi Seaplane Base in?
Onomichi Seaplane Base is in the Asia/Tokyo time zone (UTC+09:00).
What is the magnetic variation at Onomichi Seaplane Base?
The magnetic variation (declination) at Onomichi Seaplane Base is approximately 8.2° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Onomichi Seaplane Base?
The nearest airport to Onomichi Seaplane Base is Kasaoka Air Station (JP-0113), about 11.4 nm to the ene, followed by Hiroshima Airport and Hoei Airstrip.
Is the information on this page suitable for flight planning?
No. Onomichi Seaplane Base data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.