IATA Code
STL
ICAO Code
KSTL
Airport Type
Large Airport
Class
International

St. Louis Lambert International Airport (STL) is the primary airport serving the St. Louis metropolitan area, handling domestic and a limited number of international flights. It serves a mix of legacy and low‑cost carriers and has a moderate annual passenger throughput.

The airport layout centers on a main terminal complex with concourses for gate operations; landside facilities include check‑in, ground transport and rental car services.

St. Louis Lambert International Airport
Elevation: 188 m
38.7487, -90.3700

Terminal Guide for St. Louis Lambert International Airport #

Terminal layout: Passenger operations are consolidated in the airport’s terminal complex with multiple concourses serving departures and arrivals. Check‑in, security screening and baggage claim are organized in central landside areas with gates and airline services airside.

Transfers: Moving between concourses and gates is by walking within the terminal; inter‑concourse shuttles are not typically required for normal passenger flow.

Getting to and From St. Louis Lambert International Airport #

The airport is roughly 12-20 miles (20-35 minutes) from downtown St. Louis depending on origin and traffic. Transport options include taxis, ride‑hail services, rental cars and airport shuttles.

  • Taxis / ride‑hail: Metered taxis and app‑based services operate from the terminal curbside; designated pickup areas are signposted.
  • Shuttle / airport buses: Shared‑ride shuttles and private hotel shuttles operate to and from the airport.
  • Car hire / driving: Multiple rental agencies have counters at the terminal with on‑site pickup areas.

Facilities, Shopping, and Dining at St. Louis Lambert International Airport #

Facilities include food and retail outlets, airline lounges, rental car desks and passenger services typical of a US regional hub.

  • Lounges: Airline lounges are available for eligible passengers; access depends on carrier and membership.
  • Food & drink: A variety of quick‑service and sit‑down options are distributed through the concourses.
  • Wi‑Fi & charging: Free Wi‑Fi and charging stations are available in public areas.
  • Accessibility: Full accessibility services are available; request airline assistance in advance for boarding help.

Tips for St. Louis Lambert International Airport #

  • Allow extra time if travelling during major sports or event days in St. Louis - traffic to the airport can increase.
  • If you need ground transportation, official taxi and ride‑hail pickup points are clearly signposted on the arrivals drive.

Weather & Climate near St. Louis Lambert International Airport #

Climate

St. Louis Lambert International Airport's climate is classified as Hot-Summer Continental - Hot-Summer Continental climate with hot summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -7°C to 32°C. Moderate rainfall (977 mm/year).

Air Quality: AQI 36 Good
Best Time to Visit
AugustJuneSeptember
Temperature & Rainfall
Temperature Range
43°
Warmest Month
-24°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor -7° - 3° -7° 50 mm partly cloudy 81% 4.0 m/s 0.3 low 9.7h
February Acceptable -4° - 7° -3° 55 mm partly cloudy 80% 4.0 m/s 0.5 low 10.6h
March Acceptable 1° - 13° 4° 89 mm partly cloudy 78% 4.2 m/s 0.8 moderate 11.8h
April Very Good 7° - 19° 13° 97 mm partly cloudy 76% 4.3 m/s 1.3 high 13.1h
May Very Good 13° - 25° 19° 103 mm partly cloudy 78% 3.4 m/s 1.6 very high 14.1h
June Excellent 18° - 30° 24° 93 mm partly cloudy 76% 3.0 m/s 2.0 very high 14.6h
July Very Good 21° - 32° 26° 97 mm some cloud 72% 2.6 m/s 2.0 extreme 14.4h
August Excellent 19° - 31° 25° 81 mm some cloud 70% 2.4 m/s 1.7 very high 13.5h
September Excellent 15° - 27° 21° 80 mm some cloud 69% 2.6 m/s 1.3 high 12.3h
October Very Good 8° - 21° 14° 70 mm partly cloudy 71% 3.1 m/s 0.8 moderate 11.1h
November Good 2° - 13° 5° 89 mm partly cloudy 76% 3.8 m/s 0.4 low 10.0h
December Poor -4° - 6° -3° 73 mm partly cloudy 82% 3.8 m/s 0.2 low 9.4h

Nearby Cities #