Skip to content
Vincony — fast, managed web hosting for your next site
The Pilots Desk
Seaplane baseScheduled service

Thorne Bay Seaplane Base

IATA KTBICAO KTB🇺🇸 Thorne Bay
Coordinates
55.6828°N, 132.5329°W
Type
Seaplane base
Region
US-AK
Time zone
Sitka(UTC-08:00)
Magnetic variation
17.3° E

Daylight today(Jul 16, 2026, local time)

Civil dawn
03:33
Sunrise
04:28
Sunset
21:25
Civil dusk
22:20

About 16h 58m 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 Thorne Bay Seaplane Base

Thorne Bay Seaplane Base is a state-owned public-use seaplane base serving Thorne Bay, a community in the Prince of Wales-Hyder Census Area of the U.S. state of Alaska.

Summary from Wikipedia licensed under CC BY-SA.

Map

Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.

Runways (1)

RunwayLengthWidthSurfaceLightingStatus
NW / SE5,000 ft / 1,524 m2000 ftWaterUnlitOpen

Airlines & destinations

Nonstop destinations (3)

Route data from OpenFlights — historical and may be out of date. Check current schedules.

Nearby airports

Great-circle distance and true bearing from Thorne Bay Seaplane Base.

Wikipedia Live tracking (FR24) Open in Maps
🇺🇸 More airports in United States📘 Flying in the United States: a pilot's guide

Frequently asked questions

What is the airport code for Thorne Bay Seaplane Base?

Thorne Bay Seaplane Base uses the IATA code KTB.

Where is Thorne Bay Seaplane Base located?

Thorne Bay Seaplane Base is seaplane base located in Thorne Bay, United States.

How many runways does Thorne Bay Seaplane Base have?

Thorne Bay Seaplane Base has 1 runway, the longest being 5,000 ft / 1,524 m.

Which airlines fly to Thorne Bay Seaplane Base?

Airlines historically serving Thorne Bay Seaplane Base include Atlantic Air Cargo, Avient Aviation, Fly Colombia ( Interliging Flights ) (based on OpenFlights route data, which may be out of date).

How many destinations are served from Thorne Bay Seaplane Base?

Historical data lists 3 nonstop destinations from Thorne Bay Seaplane Base. Always check current schedules.

What time zone is Thorne Bay Seaplane Base in?

Thorne Bay Seaplane Base is in the America/Sitka time zone (UTC-08:00).

What is the magnetic variation at Thorne Bay Seaplane Base?

The magnetic variation (declination) at Thorne Bay Seaplane Base is approximately 17.3° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Thorne Bay Seaplane Base?

The nearest airport to Thorne Bay Seaplane Base is Klawock Airport (KLW), about 19.4 nm to the wsw, followed by Ketchikan International Airport and Tyee Hydro Facility Airport.

Is the information on this page suitable for flight planning?

No. Thorne Bay Seaplane Base data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.