Boulder Municipal Airport
Daylight today(Sep 2, 2026, local time)
About 13h 2m 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 Boulder Municipal Airport
Boulder Municipal Airport is a public airport located 3 miles (4.8 km) northeast of the central business district of Boulder, a city in Boulder County, Colorado, United States. It is owned by the City of Boulder and used almost exclusively for general aviation. Its location in the foothills of the Rockies east of the continental divide gives excellent conditions for soaring, and there is extensive gliding activity. It is the base of the Soaring Society of Boulder.
Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.
Live weather
KBDUNOTAMs
KBDUReference only — not an official briefing. Always obtain a certified briefing (e.g. 1800wxbrief.com / your AIS) before flight.
NOTAM data via the FAA NOTAM system.
Live departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
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 (2)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 08G / 26G | 4,100 ft / 1,250 m | 20 ft | Asph-turf-f | Unlit | Open |
| 08 / 26 | 4,100 ft / 1,250 m | 75 ft | Asph-g | Unlit | Open |
Radio frequencies (1)
| Type | Description | Frequency |
|---|---|---|
| CTAF/UNICOM: | Boulder traffic | 122.725 MHz |
Services & operations
From the airport’s official website — details may change, so confirm with the airport. Official site
Airspace in this area(1)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| DZ PCO012 DAY HRS | Special use | Danger | GND | 18000 ft MSL |
Approximate bounding-box match from OpenAIP · all United States airspace. Reference only — consult official charts for exact boundaries and status.
Tall obstacles nearby
| Obstacle | Height AGL | Top (MSL) | Lit |
|---|---|---|---|
| Obstacle | — | 6,070 ft | — |
| Obstacle | — | 6,027 ft | — |
| Obstacle | — | 6,066 ft | — |
| Obstacle | — | 6,050 ft | — |
| Obstacle | — | 6,043 ft | — |
| Obstacle | — | 6,083 ft | — |
| Obstacle | — | 6,001 ft | — |
Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.
Nearby airports
Great-circle distance and true bearing from Boulder Municipal Airport.
Frequently asked questions
What is the ICAO code for Boulder Municipal Airport?
The ICAO code for Boulder Municipal Airport is KBDU, and its IATA code is WBU.
Where is Boulder Municipal Airport located?
Boulder Municipal Airport is small airport located in Boulder, United States, at an elevation of 5,288 ft (1,612 m).
How many runways does Boulder Municipal Airport have?
Boulder Municipal Airport has 2 runways, the longest being 4,100 ft / 1,250 m.
What time zone is Boulder Municipal Airport in?
Boulder Municipal Airport is in the America/Denver time zone (UTC-06:00).
What is the magnetic variation at Boulder Municipal Airport?
The magnetic variation (declination) at Boulder Municipal Airport is approximately 7.7° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Boulder Municipal Airport?
The nearest airport to Boulder Municipal Airport is Lemons Private Strip (CO10), about 2.7 nm to the s, followed by Ashlawn Airport and Dave's Airport.
Is the information on this page suitable for flight planning?
No. Boulder Municipal Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.