Alton Bay Seaplane Base

ICAO KB18Seaplane base

Alton Bay Seaplane Base is a seaplane base near Alton Bay in New Hampshire, United States. It is listed as ICAO KB18. The airport is located at 43.4776° / -71.2370° at an elevation of 154 m (504 ft). There is one runway, the longest measuring 792 m. The nearest airport is Puzzo-Lakewood Heliport, 0.9 km (1 mi) away. No scheduled service is recorded for this airfield.

Symbolic aviation imagery (AI-generated) – not a photo of this specific airport.

Map detail of Alton Bay Seaplane Base with runways — Close-up with runways

World map showing the position of Alton Bay Seaplane Base — Overview map

Data

Data
ICAO code	`KB18`
Local code	`B18`
Identifier	`B18`
Type	Seaplane base
City	Alton Bay
Region	New Hampshire
Country	United States
Coordinates	43.47760, -71.23700
Coordinates (deg/min/sec)	43° 28′ 39.36″ N 71° 14′ 13.20″ W
Elevation	154 m (504 ft)
Scheduled service	no

Travel gear that fits

Automatically selected recommendations for a trip to Alton Bay Seaplane Base – based on climate, location and airport type.

Packable rain jacket
Changeable weather at your destination – windproof, water-repellent and packs down small.
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Waterproof dry bag
Boat, seaplane and island transfers: your electronics stay dry.
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Travel adapter A/B
The destination uses socket types A/B at 120 V – the right adapter keeps everything charged.
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Travel guide United States
Background on the country and its people around United States – for after you land.
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Microfibre towel
Dries fast, weighs almost nothing – ideal in coastal and island regions.
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Travel first-aid kit
A compact kit for minor injuries – belongs in every piece of luggage.
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