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Airport · KALN / ALN

St Louis Regional Airport

United States · 544 ft

Runway diagram

Satellite map with the runway layout of St Louis Regional Airport (KALN)

Weather

obs 19:50Z · 17 min ago · VFR

Wind
wind 100° 6 kt
Visibility
vis 16 km (10+ SM)
Clouds
SCT 5,500 ft · BKN 7,000 ft · ceil 7,000 ft
Temperature
22° / 14° · QNH 1024 hPa (30.23 inHg)
Density altitude
1,200 ft

METAR KALN 301950Z 10006KT 10SM SCT055 BKN070 22/14 A3023

Runway wind

RunwayEndHeadwindCrosswind
11/29116 kt-1 kt
29-6 kt1 kt
17/35172 kt-6 kt
35-2 kt6 kt

negative headwind means tailwind; crosswind is absolute. check the METAR for gusts and variable directions.

Live right now

28 aircraft within 75 km · snapshot 2s ago

CallsignRegistrationTypeAirlineRouteAltitudeSpeedDistanceMap
ENY3392 N289MW E75L Envoy Air CMI → DFW 28000 ft 388 kt 12 km map
DCM815 N8583A GA5C Fltplan 9750 ft 282 kt 22 km map
UPS5838 N460UP B752 United Parcel Service Company SDF → BOI 34000 ft 418 kt 30 km map
GJS4527 N546GJ CRJ7 Gojet Airlines IAD → STL Ground 0 kt 32 km map
SWA4650 N8718Q B38M Southwest Airlines LGA → DAL 1000 ft 144 kt 34 km map
BKN25 N325PC DV20 Saint Louis University 850 ft 84 kt 35 km map
EJA326 N326QS E55P Netjets Aviation 6200 ft 276 kt 38 km map
BKN26 N426PC DV20 Saint Louis University 1150 ft 82 kt 38 km map
N2895A N2895A C180 N28 1250 ft 104 kt 39 km map
LXJ341 N341FX E55P Flexjet 43000 ft 389 kt 40 km map
ASA647 N936AK B39M Alaska Airlines PDX → LAX 2675 ft 214 kt 40 km map
SWA4033 N8872Q B38M Southwest Airlines TPA → MDW 6450 ft 244 kt 42 km map
EJA983 N983QS C68A Netjets Aviation 41000 ft 455 kt 45 km map
SKW3989 N840SK CRJ9 Sky West Aviation MSP → MEM → MSP 36000 ft 414 kt 46 km map
SWA4522 N878Q B38M Southwest Airlines STL → MSP 34975 ft 480 kt 49 km map
CXK487 N25111 C172 Atp Flight School 2700 ft 113 kt 50 km map
AAL2954 N354PT B738 American Airlines PHX → IND 37000 ft 503 kt 55 km map
BKN20 N620PC DV20 Saint Louis University 2225 ft 105 kt 58 km map
N70HH N70HH PA31 N70 5325 ft 196 kt 60 km map
24783 N24783 C72R 247 800 ft 76 kt 61 km map
N827NM N827NM C510 N82 13750 ft 210 kt 62 km map
N539PE N539PE PC12 N53 3725 ft 223 kt 63 km map
UAL479 N38257 B738 United Airlines CVG → DEN 36000 ft 385 kt 66 km map
N217RM N217RM C25C N21 23975 ft 408 kt 68 km map
UAL1510 N33286 B738 United Airlines SDF → DEN → PHL 30000 ft 414 kt 68 km map
AAL310 N817NN B738 American Airlines DFW → GRR → DFW 39000 ft 481 kt 71 km map
ENY3364 N287NN E75L Envoy Air DFW → BMI → DFW 28275 ft 470 kt 71 km map
RCH5056 86-0011 C5M Air Mobility Command 39000 ft 540 kt 74 km map

Live map

Open the full map

Airport data

Latitude
38.8903
Longitude
-90.0460
Type
medium_airport
Region
Illinois
IATA
ALN
GPS code
KALN
Local code
ALN
Magnetic variation
-1.0°
Operations
no PPR
Weather
METAR / TAF

Runways

RunwayLengthWidthSurfaceLighted
11 / 29 8099 ft · 2.47 km · 113° 150 ft ASP yes
17 / 35 6500 ft · 1.98 km · 173° 100 ft ASP yes

Frequencies

TypeDescriptionFrequency
A/DAPP/DEP124.200 MHz
ATISATIS128.000 MHz
AWOSAWOS 3128.000 MHz
CLDCLNC DEL120.200 MHz
CTAFCTAF126.000 MHz
GNDGND120.200 MHz
RDORDO122.050 MHz
TWRREGIONAL TWR126.000 MHz
UNICUNICOM122.950 MHz

Airports near St Louis Regional Airport

Links

imagery © Esri, Maxar, Earthstar Geographics. airport and runway data are public domain. operational flags from OpenAIP (2026-10-29). live positions from the adsb.lol network.