2/ 5 reviews
Easy in & out
“Was at the Dmv, its very fast compared to the past.”
Noah M5★ on Google
Airports / Illinois / ALN
Medium airport · ALN
St Louis Regional Airport.
Alton/St Louis, Illinois · 544 ft elevation. A private-aviation gateway on the Bravo register.
4.7/5
Google rating
57 ratings
0
Operators based
544
Elevation ft
Alton/St Louis, IllinoisELEV 544 FTMedium airport
4.7
Google rating
57
Google reviews
ratings on Google
1
FBOs on field
ramp, fuel and handling
544
Field elevation
feet above sea level
17
Nearest alternate
nm to STL
Field standing
#12 / 42
Illinois airports by Google rating
4.7★ across 57 Google ratings , ranked against 42 rated IL fields.
17 nm
To the nearest alternate
St. Louis Lambert International Airport (STL), 3 fields within 50 nm.
Overview
St Louis Regional Airport (KALN / ALN) is a mid-sized airport serving Alton/St Louis, Illinois. Field elevation is 544 feet above sea level. Free of scheduled airline operations, it serves business aviation, charter flights, and local general aviation.
While no charter operators list ALN as their home base, the field is reachable for repositioned charter aircraft from nearby bases. The closest alternate fields are St. Louis Lambert International Airport (STL, 17 nm), Scott AFB/Midamerica Airport (BLV, 23 nm), and Spirit of St Louis Airport (SUS, 32 nm). The field has 2 runways, the longest 8,099-foot paved runway, long enough for charter aircraft up to VIP airliners.
Trip costs from ALN are driven by the aircraft category flown and how far it must reposition. You may also see the field referenced as Civic Memorial Airport. Browse operators flying from the area or estimate a trip cost from ALN to plan your flight.
1 FBO serves KALN. Run one? Become the preferred FBO
Ramp services
FBOs on the field
West Star Aviation FBO East Alton
Your FBO? Claim it, freeOur East Alton, Illinois location is conveniently located at the St. Louis Regional Airport ALN, easily accessible and separate of the high traffic of major airports in the area. West Star ALN is a full-service FBO and features over 323,000 sq ft of hangar, shop and office space with over 200,000 sq ft of ramp space.
- Fuel
- Hangar
- Mon-Thu 0600-2300, Fri 0600-2100, Sat-Sun 0700-2100
- Unicom 130.6
- Executive lounge
- Customs
- Conference room
- Wi-Fi
- Vending
- Courtesy car
- Car rental
- Hangar
- +11 more
- Phone
- Website
- Address
Directory data, unpaid. FBOs can take the Preferred slot above.
What fliers highlight.
From the stored review texts
2/ 5 reviews
Terminal & facilities
“Place Is Always Clean And Organized!”
Bruce W Journey5★ on Google
Themes counted by keyword across Google review texts for St Louis Regional Airport, every quote is verbatim from a real review.
Field capability
ICAO
KALN
IATA
ALN
FAA / Local
ALN
Elevation
544 ft
Coordinates
38.8903° N · 90.0460° W
Airspace
D · DeltaClass D, DeltaA control tower runs the immediate airspace. Pilots establish two-way radio contact before entering, typical for busy business-aviation fields.Source: FAA NASR class airspace
Size
Medium
Scheduled svc
No
Elevation vs IL fields
state range 321–871 ft
At 544 ft, ALN sits lower than 63% of the 51 Illinois fields on the register.
Runways & aircraft access
2 runways
longest 8,099 ft
- 11/298,099 ft × 150 ftAsphaltLighted
- 17/356,500 ft × 100 ftAsphaltLighted
Which aircraft can operate here
vs longest paved runway 8,099 ft
ALN's 8,099 ft paved runway typically supports charter aircraft up to VIP airliners.
- Turboprop3,000 ft
- Light Jet3,500 ft
- Midsize Jet4,500 ft
- Super-Midsize Jet5,000 ft
- Heavy Jet5,500 ft
- VIP Airliner6,000 ft
Class minimums are sea-level planning rules of thumb. A specific aircraft's balanced-field length varies with weight, temperature, and field elevation. Confirm performance with the operator.
Access & alternates
Closest alternate fields by great-circle distance, every listing links to its own field brief.
- 17nmSTLSt. Louis Lambert International AirportSt Louis
- 23nmBLVScott AFB/Midamerica AirportBelleville
- 32nmSUSSpirit of St Louis AirportSt Louis
- 60nmSPIAbraham Lincoln Capital AirportSpringfield
- 77nmMDHSouthern Illinois AirportMurphysboro
- 79nmDECDecatur AirportDecatur
Location
Open the full mapKALN · St Louis Regional Airport · Alton/St Louis, IL
Flight times from here
Approximate nonstop block times from ALN on a typical midsize charter jet. Faster classes trim these; add positioning and taxi for the real schedule.
| Destination | Distance | Block time |
|---|---|---|
| Chicago (ORD) | 210 nm | 53m |
| Nashville (BNA) | 231 nm | 56m |
| Dallas (DAL) | 491 nm | 1h 33m |
| Washington DC (IAD) | 588 nm | 1h 46m |
| Houston (HOU) | 612 nm | 1h 49m |
| Austin (AUS) | 643 nm | 1h 54m |
| Denver (DEN) | 681 nm | 1h 59m |
| New York (TEB) | 745 nm | 2h 8m |
Common questions
- What size private jets can use ALN?
- St Louis Regional Airport's longest paved runway is 8,099 ft, which typically supports charter aircraft up to VIP airliners. Lighter classes (turboprops, light and midsize jets) operate comfortably; confirm exact performance for a specific tail with the operator, since balanced-field length shifts with weight, temperature, and elevation.
- What is the longest runway at ALN?
- St Louis Regional Airport has 2 runways; the longest measures 8,099 ft on a paved surface and is lit for night operations.
- Which FBOs are at St Louis Regional Airport?
- One FBO serves ALN: West Star Aviation FBO East Alton. Phone, website, hours, unicom and services for each are listed on this page. Call ahead for fuel, ramp space, and ground handling.
- What is the nearest major airport to ALN?
- The closest alternate is St. Louis Lambert International Airport (STL), about 17 nm away, followed by Scott AFB/Midamerica Airport (BLV) at 23 nm. Operators often position aircraft between these fields depending on ramp space and availability.
- How long is a flight from ALN to major cities?
- Typical block times on a midsize jet: Chicago about 53m (210 nm), Nashville about 56m (231 nm), Dallas about 1h 33m (491 nm). Faster classes trim these times; add positioning and taxi for the real schedule.