John S Dunn Heliport
Daylight today(Sep 4, 2026, local time)
About 12h 41m 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 John S Dunn Heliport
John S Dunn Heliport is a heliport in Houston, United States. It sits at an elevation of 225 ft (69 m) and has 1 runway, the longest 150 ft / 46 m with a hard surface. It observes America/Chicago local time. The nearest airport is William P. Hobby Airport (HOU), about 7.4 nm to the se.
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 (1)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| H1 | 150 ft / 46 m | 120 ft | Conc-g | Unlit | Open |
Airspace in this area(3)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| HOUSTON CLASS B AREA A | Class B | Controlled | GND | 10000 ft MSL |
| HOUSTON CLASS B AREA B | Class B | Controlled | 2000 ft MSL | 10000 ft MSL |
| HOUSTON CLASS B AREA D | Class B | Controlled | 4000 ft MSL | 10000 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 |
|---|---|---|---|
| JPMorgan Chase Tower | 1,001 ft | 108 ft | — |
| Wells Fargo Plaza | 991 ft | 151 ft | — |
| Williams Tower | 902 ft | 72 ft | — |
| Obstacle | 761 ft | 52 ft | — |
| 609 Main | 755 ft | 95 ft | — |
| Fulbright Tower | 725 ft | 62 ft | — |
| 1400 Smith Street | 692 ft | 46 ft | — |
| Three Allen Center | 686 ft | 75 ft | — |
Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.
Nearby airports
Great-circle distance and true bearing from John S Dunn Heliport.
Frequently asked questions
Where is John S Dunn Heliport located?
John S Dunn Heliport is heliport located in Houston, United States, at an elevation of 225 ft (69 m).
How many runways does John S Dunn Heliport have?
John S Dunn Heliport has 1 runway, the longest being 150 ft / 46 m.
What time zone is John S Dunn Heliport in?
John S Dunn Heliport is in the America/Chicago time zone (UTC-05:00).
What is the magnetic variation at John S Dunn Heliport?
The magnetic variation (declination) at John S Dunn Heliport is approximately 1.8° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near John S Dunn Heliport?
The nearest airport to John S Dunn Heliport is William P. Hobby Airport (HOU), about 7.4 nm to the se, followed by Skyway Manor Airport and Flyin' B Airport.
Is the information on this page suitable for flight planning?
No. John S Dunn Heliport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.