ALO Waterloo Regional Airport

The IATA airport code for Waterloo Regional Airport is ALO.

The ICAO code for Waterloo Regional Airport is KALO.

Waterloo Regional Airport (ALO) is located in Waterloo, United States.

The local time zone at Waterloo Regional Airport (ALO) is America/Chicago (GMT-5).

About 3 scheduled departures were counted at Waterloo Regional Airport (ALO) when flight schedules were last measured on September 4, 2026.

For international flights, arrive at least 3 hours before departure; for domestic flights, about 2 hours.

The board on this page shows arrivals and departures for Waterloo Regional Airport (ALO). It re-checks for updates while the page is open, and every board states how old its data is — busy hubs are refreshed within hours, quieter airports less often.