What is the TSA wait at ALO right now?
No live security wait, and no historical wait, for Waterloo Regional Airport (ALO). We will not estimate one.
No live data
Waterloo Regional Airport TSA wait times
ALO · KALO · Waterloo, Iowa
Security wait
No live security wait, and no historical wait, for Waterloo Regional Airport (ALO). We will not estimate one.
PreCheck
PreCheck lanes are not in our historical feed for this airport.
CLEAR
CLEAR is not shown. We are not using a CLEAR source.
Departure delays
Historical on-time performance. Not a live delay.
78%
On-time departures, September 2025 through August 2026. A departure is on time when it left less than 15 minutes late.
Flights out of Waterloo Regional Airport left on time 78% of the time from September 2025 through August 2026. The largest share of delay minutes was late-arriving aircraft (34%). That is a share of delay minutes, not a share of flights. The average delay among departures that were 15 minutes or more late was 137 minutes. 4% of scheduled flights were cancelled.
| Cause | Delay minutes | Share of delay minutes |
|---|---|---|
| late-arriving aircraft | 7,065 | 34% |
| the airline | 6,878 | 33% |
| weather | 3,943 | 19% |
| the national airspace system | 2,729 | 13% |
| security | 22 | 0% |
When to be at the airport
TSA's published guidance is to arrive at the airport 2 hours before a domestic departure and 3 hours before an international departure. That is guidance, not a measured security wait.
Nearby airports
- The Eastern Iowa Airport CID · Cedar Rapids58 mi
- Mason City Municipal Airport MCW · Mason City63 mi
- Dubuque Regional Airport DBQ · Dubuque87 mi
- Fort Dodge Regional Airport FOD · Fort Dodge91 mi
- Rochester International Airport RST · Rochester93 mi
Distances are straight-line miles.
Airport details
- Runways
- 2
- Longest runway
- 12/30, 8,399 ft
- Longest runway width
- 150 ft
- Longest runway surface
- ASPH
- Longest runway lighting
- HIGH
- Elevation
- 873 ft
- Control tower
- Yes
- CY2024 enplanements
- 12,006
- Facility use
- Public
- Ownership
- Public
- Part 139 certificate code
- I A
- Fuel
- 100LL,A
- Airframe repair
- MAJOR
- Powerplant repair
- MAJOR
- Last inspection
- 2025/10/27
FAA facility record date 2026/10/01. Runways: BTS NTAD Runways. Facility facts: BTS NTAD Aviation Facilities. Enplanements: FAA CY2024 commercial service.
Questions
Does TSACheck have a live security wait for ALO?
No. TSACheck has no live feed and no historical wait for Waterloo Regional Airport (ALO).
How often do flights leave ALO on time?
Flights out of Waterloo Regional Airport left on time 78% of the time from September 2025 through August 2026. The largest share of delay minutes was late-arriving aircraft (34%). That is a share of delay minutes, not a share of flights. The average delay among departures that were 15 minutes or more late was 137 minutes. 4% of scheduled flights were cancelled.
How early should I get to ALO?
TSA's published guidance is to arrive at the airport 2 hours before a domestic departure and 3 hours before an international departure. That is guidance, not a measured security wait.
Which airports are near ALO?
The nearest airports in this list are The Eastern Iowa Airport (CID), 58 straight-line miles; Mason City Municipal Airport (MCW), 63 straight-line miles; Dubuque Regional Airport (DBQ), 87 straight-line miles; Fort Dodge Regional Airport (FOD), 91 straight-line miles; Rochester International Airport (RST), 93 straight-line miles.