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Airport code

ALN Airport Code, St Louis Regional Airport

ALN is the IATA airport code for St Louis Regional Airport, a regional airport serving Alton/St Louis, United States. Pilots and air traffic control use its ICAO code, KALN.

City
Alton/St Louis
Country
United States
Continent
North America
Airport type
Medium airport
Coordinates
38.8903, -90.046
Elevation
544 ft
Runways
2
Scheduled service
No

What airport is ALN?

ALN is the IATA airport code for St Louis Regional Airport, in Alton/St Louis, United States. The same airport has the ICAO code KALN.

Its ICAO code KALN begins with K, the prefix ICAO assigns to the contiguous United States.

St Louis Regional Airport (ALN) at a glance
IATA airport codeALN
ICAO airport codeKALN
AirportSt Louis Regional Airport
CityAlton/St Louis
CountryUnited States
Runways2

Airport data comes from OurAirports (public domain), regenerated here on . How we build this · Data and sources.

Where is ALN airport located?

St Louis Regional Airport (ALN) is in Alton/St Louis, United States, at coordinates 38.8903, -90.046.

It lies in the northern and western hemispheres, at 38.89° N, 90.05° W. The runways sit at 544 ft (166 m) elevation.

Runways at ALN

It has 2 runways. The longest is 8,099 ft (2.47 km), designated 11/29.

Frequently asked questions

What is the IATA code for St Louis Regional Airport?

The IATA code for St Louis Regional Airport in Alton/St Louis is ALN. It is the three-letter code on tickets, baggage tags and departure boards.

What is the 3-letter code for Alton/St Louis?

The 3-letter IATA code for St Louis Regional Airport in Alton/St Louis is ALN.

What is the ICAO code for St Louis Regional Airport?

The ICAO code for St Louis Regional Airport is KALN. Pilots and air traffic control use it, while airlines and booking systems use the IATA code ALN.

What is the difference between ALN and KALN?

ALN is the IATA code used for tickets and baggage. KALN is the ICAO code used by pilots and air traffic control for the same airport, St Louis Regional Airport.

Read more about St Louis Regional Airport on Wikipedia →

Nearby and related airports

Other airports in United States and the wider region:

STLSt. Louis Lambert International AirportBLVScott AFB/Midamerica AirportSUSSpirit of St Louis AirportSPIAbraham Lincoln Capital AirportMDHSouthern Illinois AirportDECDecatur AirportUINQuincy Regional Airport Baldwin FieldMWAVeterans Airport of Southern Illinois

All airports in United States · Busiest airports worldwide · ALN as JSON