STL — St. Louis Lambert International Airport

St. Louis, MO · Medium Hub

11
minutes estimated wait
Source: estimated · Updated 6/4/2026, 5:36:59 PM · Confidence: medium
Best Time to Go
12:00 AM
~3 min average wait
Busiest Time
5:00 AM
~22 min average wait
Traveler Reports
0
Crowdsourced data points
Checkpoints
3
Security screening areas

Hourly Wait Time Pattern

Average TSA wait times at STL by hour of day, based on historical data and traveler reports.

TimeAvg WaitData Source
12:00 AM
3 min
Historical
1:00 AM
3 min
Historical
2:00 AM
3 min
Historical
3:00 AM
6 min
Historical
4:00 AM
20 min
Historical
5:00 AM
22 min
Historical
6:00 AM
20 min
Historical
7:00 AM
19 min
Historical
8:00 AM
17 min
Historical
9:00 AM
16 min
Historical
10:00 AM
12 min
Historical
11:00 AM
13 min
Historical
12:00 PM
17 min
Historical
1:00 PM
15 min
Historical
2:00 PM
14 min
Historical
3:00 PM
15 min
Historical
4:00 PM
15 min
Historical
5:00 PM
11 min
Historical
6:00 PM
8 min
Historical
7:00 PM
6 min
Historical
8:00 PM
4 min
Historical
9:00 PM
3 min
Historical
10:00 PM
3 min
Historical
11:00 PM
3 min
Historical

TSA Checkpoints at STL

Frequently Asked Questions

What is the current TSA wait time at STL?

The current estimated TSA security wait time at St. Louis Lambert International Airport (STL) is approximately 11 minutes (estimated data, last updated 6/4/2026, 5:36:59 PM).

What is the best time to go through TSA at STL?

The quietest time for TSA security at St. Louis Lambert International Airport is typically around 12:00 AM with an average wait of 3 minutes. The busiest time is around 5:00 AM with waits averaging 22 minutes.

How many TSA checkpoints does STL have?

St. Louis Lambert International Airport has 3 TSA security checkpoint(s): Terminal 1 East Checkpoint, Terminal 1 West Checkpoint, Terminal 2 Checkpoint.

Does STL have TSA PreCheck?

Yes, St. Louis Lambert International Airport (STL) offers TSA PreCheck lanes. PreCheck wait times are typically 30-50% shorter than general screening lanes.

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API Access: Get this data as JSON: GET /api/public/airports/stl