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

Boulder Airport

Small airfield

Boulder Airport is a small airfield near Boulder in Montana, United States. The airport is located at 46.2116° / -112.1060° at an elevation of 1,514 m (4,968 ft). There is one runway, the longest measuring 1,120 m. The nearest airport is Klies Air Strip, 24 km (15 mi) away. No scheduled service is recorded for this airfield.

Map detail of Boulder Airport with runways — Close-up with runways

World map showing the position of Boulder Airport — Overview map

Data

Data
Local code	`3U9`
Identifier	`3U9`
Type	Small airfield
City	Boulder
Region	Montana
Country	United States
Coordinates	46.21160, -112.10600
Coordinates (deg/min/sec)	46° 12′ 41.76″ N 112° 06′ 21.61″ W
Elevation	1,514 m (4,968 ft)
Scheduled service	no

Travel gear that fits

Automatically selected recommendations for a trip to Boulder Airport – based on climate, location and airport type.

Montana travel guide
Routes, towns and day trips across Montana.
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United States travel guide
The overview for your trip: regions, culture, getting around and practical tips for United States.
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United States cookbook
The country's cuisine to cook at home – before or after the trip.
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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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Spotting binoculars
Identify registrations and types from the fence – bright and handy.
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Hiking shoes
Mountainous surroundings near the airport – solid footwear pays off.
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