Airport
Waterloo Regional Airport
ALO · Waterloo, IA
- IATA Code
- ALO
- ICAO Code
- KALO
- City
- Waterloo
- Country
- United States
Waterloo Regional Airport is a regional airport serving Waterloo, IA. Its IATA code is ALO and its ICAO code is KALO.
The airfield sits 873 feet above sea level.
Below you'll find official on-time statistics, current weather and delays, nearby aircraft and traveler reviews. Flown through ALO recently? Share your experience to help other travelers.
ALO by the numbers
IATA ALO · ICAO KALO · 873 ft elevation · Map
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Official departure punctuality
Ranks #246 of 358 U.S. airports for on-time departures
- On-time departures
- 78.2%
- Less than 15 minutes late
- Cancelled
- 4.0%
- Of scheduled flights
- Average delay when late
- 120 min
- Flights arriving 15+ minutes late
- Flights tracked
- 654
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 34%
- Airline (crew, maintenance, cleaning) 33%
- Extreme weather 19%
- Air traffic control & airport 13%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines departing ALO
| Airline | Flights | On-time departures |
|---|---|---|
| Envoy Air | 501 | 80% |
| SkyWest Airlines | 153 | 72% |
Terminals, parking & amenities
Terminals (1)
Parking (2)
Map data © OpenStreetMap contributors, ODbL.
Runways
| Runway | Length | Surface |
|---|---|---|
| 12/30 | 8,399 ft | ASP, lighted |
| 18/36 | 6,003 ft | ASP, lighted |
Listen to the tower
Air traffic control frequencies, for scanners and airband radios.
- Recorded airport information (ATIS) 120.650 MHz
- Tower 118.100 MHz
- Ground 121.900 MHz
Runways and frequencies: OurAirports (public domain). Not for navigation.
Tags: ALO, KALO, Waterloo airport, Waterloo Regional Airport
Reviews
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