BLV Airport Security Guide

MidAmerica St. Louis | Belleville, IL | Updated April 2026

Overview

MidAmerica St. Louis (BLV) is a smaller regional airport in Belleville, IL. TSA security is generally fast — typically under 10 minutes — but staffing can be limited, so a small bump in passenger volume noticeably affects wait times.

Quick Facts:

Average TSA wait: 8 minutes
Peak hour wait: 16 minutes
1 terminal with TSA security checkpoints
TSA PreCheck available during scheduled commercial flight windows

Terminal & Airline Information

MidAmerica St. Louis is served by: Allegiant, Scott AFB. Terminal assignments are seasonal at most regional airports — confirm gate and terminal with your airline before heading to security.

Item	Detail
Airport Code	BLV
Location	Belleville, IL
Primary Carriers	Allegiant, Scott AFB
Annual Passengers	~0.2 million

TSA Security Checkpoints at BLV

BLV has a single TSA checkpoint serving all gates. PreCheck and standard lanes share the same checkpoint area; PreCheck is open during posted commercial flight windows.

Tips for Faster Screening at BLV

Arrive 1 hours before domestic departure during peak hours
TSA PreCheck saves 10–20 minutes versus the standard line at most checkpoints
Mid-morning (10 AM–12 PM) and mid-afternoon (1–3 PM) are typically the quietest windows
Have ID and boarding pass ready; remove laptops and 3-1-1 liquids unless PreCheck
Wear easily removable shoes and a light layer to clear screening faster

Real ID at BLV

As of May 7, 2025, all TSA checkpoints — including BLV — require a Real ID-compliant license, passport, or other accepted federal ID for domestic flights. If you arrive without one, expect additional screening or denied boarding. See our Real ID guide for accepted alternatives.

Frequently Asked Questions

Q: How early should I arrive at BLV?
A: For domestic flights, arrive 1 hours early. International flights require an additional 30–60 minutes.

Q: Does BLV have TSA PreCheck?
A: PreCheck availability at BLV typically lines up with scheduled commercial flights. Outside of those windows, the standard lane handles all passengers.

Q: What is the average wait time at BLV?
A: Averages run around 8 minutes, with peak periods stretching to 16 minutes.

Q: Can I bring liquids through BLV security?
A: Yes — TSA's 3-1-1 rule applies (3.4 oz containers, one quart-sized bag, one bag per passenger). See our liquid rules guide.

Q: Is CLEAR available at BLV?
A: CLEAR is rolling out across U.S. airports — check the CLEAR website for current BLV availability before flying.