St Louis Regional Airport (ALN) — Airport Guide

About St Louis Regional Airport

St Louis Regional Airport (ALN) is an regional airport serving Alton/St Louis, US. Located at 544 ft elevation. The airport has 2 runways. Longest runway: 8,099 ft. Compare flights from ALN on JustCheckin.in — we search 50+ booking sites to find you the best fares.

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Runway Information

Designator	Length (ft)	Width (ft)	Surface	Lighted	Status
11/29	8,099	150	ASP	Yes	Open
17/35	6,500	100	ASP	Yes	Open

✈️ Travel Tips for St Louis Regional Airport

Arrive early — allow at least 2-3 hours for international flights, 1-2 hours for domestic.
Compare prices — use JustCheckin to compare flight prices from top booking sites before booking.
Getting around — check transport options between St Louis Regional Airport and Alton/St Louis city center.
Book hotels nearby — for early morning flights or long layovers, find hotels near Alton/St Louis.