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Map: OpenStreetMap contributors, captured 8 Oct 2026. North is up and the drawing is simplified. Each runway is labelled at its ends.
Location
Houston, United States
ICAO code
KIAH
IATA code
IAH
Elevation
97 ft
Longest runway
12,001 ft (15L/33R)
Runways
5
Size class
Large
Passengers, 2025
48.1 million, number 47 in the world
Position
29.9844, -95.3414
About KIAH
George Bush Intercontinental Airport (IAH) is a large airport in Houston, United States, with the ICAO code KIAH. It is number 47 on the ACI World list of the busiest airports, with 48.1 million passengers in 2025. It has 5 runways, from 9,000 ft to 12,001 ft long. The longest is 15L/33R. All of them have hard surfaces. The OpenStreetMap layout shows 148 gates, 420 taxiway segments, 23 aprons and 8 terminal outlines. In the route snapshot of 14 Oct 2026, 90 airlines have 4,003 routes through KIAH. Its most frequent links are Dallas-Fort Worth (DFW), Chicago (ORD) and Los Angeles (LAX).
Runways
Runways, longest first
Runway
Length
Width
Surface
Lights
15L / 33R
12,001 ft
150 ft
Hard
Lit
09 / 27
10,000 ft
150 ft
Hard
Lit
15R / 33L
10,000 ft
150 ft
Hard
Lit
08R / 26L
9,402 ft
150 ft
Hard
Lit
08L / 26R
9,000 ft
150 ft
Hard
Lit
Runway idents and sizes from OurAirports. The runway headings in the source do not always match the idents, so only the idents are shown.
Scheduled routes
Published route data from the snapshot of 14 Oct 2026. These are standing schedules, not live flights, and they can be out of date. Counts are routes in that snapshot.
Airlines flying here
United UAL1,159 routes
Mesa ASH369 routes
SkyWest SKW258 routes
CommutAir UCA193 routes
Frontier FFT128 routes
Atlas GTI55 routes
Delta DAL51 routes
American AAL49 routes
Air Transport Intl ATN48 routes
UPS UPS39 routes
Cargolux CLX35 routes
GoJet GJS33 routes
Also flying here, shown by airline code: COA, ASQ, AWE.
Sources: airport and runway data from OurAirports (public domain). Map data from OpenStreetMap contributors (ODbL). Routes from Virtual Radar Server standing data (CC0), snapshot of 14 Oct 2026.
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