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KALN / ALN

St Louis Regional Airport

Where to fly from here Where to fly in from Runway calculator Fuel and time
ICAO
KALN
IATA
ALN
City
Alton/St Louis
Country
United States
Type
Medium
Coordinates
38.8903, -90.0460
Elevation
544 ft / 166 m
Local time
23:23 UTC-5
Sunrise / sunset
12:06 / 23:26 UTC
local: 07:06 / 18:26

Map

OpenStreetMap ↗

Runways and wind

NESW11291735
Wind
170° / 5 kt
Active runway (advice)
17
Head / crosswind
5 / 0 kt

True headings. For simulation, not real-world flying.

Runways · 2
RunwaySize SurfaceHeadingsLights
11 / 29 2469 m × 46 m Asphalt 113° / 293° ✓
17 / 35 1981 m × 30 m Asphalt 173° / 353° ✓

OurAirports data. The actual runway condition may differ. True headings.

Weather

official METAR
METARKALN 120415Z AUTO 17005KT 10SM CLR 21/16 A2997 RMK AO2 T02100155

METAR: 2026-10-12 04:15 UTC · 9 min ago

Decode

Frequencies

ATISATIS128
CLDCLNC DEL120.2
GNDGND120.2
TWRREGIONAL TWR126
CTAFCTAF126
A/DAPP/DEP124.2
UNICUNICOM122.95
RDORDO122.05
AWOSAWOS 3128

OurAirports frequencies, may be outdated. Check charts in the sim.

Charts and useful links

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Nearby airports

KSTL St. Louis Lambert International Airport · St Louis 17 nm · 241° KSET St Charles County Regional Airport/Smartt Field · St Charles 18 nm · 278° KCPS St Louis Downtown Airport · Cahokia/St Louis 20 nm · 195° KBLV Scott AFB/Midamerica Airport · Belleville 23 nm · 154° KGRE Greenville Airport · Greenville 31 nm · 096° KSUS Spirit of St Louis Airport · St Louis 32 nm · 244°