# Waterloo Regional Airport (ALO / KALO)

**Waterloo Regional Airport** (IATA: ALO, ICAO: KALO) is a medium airport in Waterloo, Iowa, United States. It opened in 1946. It has 2 runways; the longest is 8,399 ft (2,560 m). It is operated by Waterloo. In 2025 it handled 41 thousand passengers.

Web page: https://dromopedia.com/airports/kalo

## At a glance

- IATA / ICAO: ALO / KALO
- FAA: ALO
- Type: Medium airport
- Operator: Waterloo
- Serves: Waterloo, Iowa, United States
- Opened: 1946
- Elevation: 873 ft / 266 m
- Coordinates: 42.5571, -92.4003
- Runways: 2
- Longest runway: 8,399 ft / 2,560 m
- Instrument procedures: 8 approaches
- Passengers: 41,368 (2025)
- Time zone: UTC-6/-5 · America/Chicago
- Website: http://www.flyalo.com/
- Wikipedia: https://en.wikipedia.org/wiki/Waterloo_Regional_Airport (9 languages)
- Wikidata: https://www.wikidata.org/wiki/Q5927971
- Weather station: KALO · WMO 72548
- Ident: KALO

## Timeline

- 1946: Waterloo Regional Airport opens.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 12/30 | 8,399 ft / 2,560 m | 150 ft / 46 m | Asphalt | 128° / 308° | yes |
| 18/36 | 6,003 ft / 1,830 m | 150 ft / 46 m | Asphalt | 188° / 008° | yes |

- FAA airport diagram: https://aeronav.faa.gov/d-tpp/2611/00945AD.PDF

## Passengers per year

| Year | Passengers | Source |
| --- | --- | --- |
| 2015 | 52,841 | BTS T-100 Segment |
| 2016 | 52,930 | BTS T-100 Segment |
| 2017 | 54,448 | BTS T-100 Segment |
| 2018 | 47,575 | BTS T-100 Segment |
| 2019 | 46,863 | BTS T-100 Segment |
| 2020 | 14,097 | BTS T-100 Segment |
| 2021 | 28,816 | BTS T-100 Segment |
| 2022 | 33,602 | BTS T-100 Segment |
| 2024 | 25,868 | BTS T-100 Segment |
| 2025 | 41,368 | BTS T-100 Segment |

## Routes

1 destination in 1 country. From the airport's Wikipedia article.

### Year-round (1)

- [ORD](https://dromopedia.com/airports/kord.md) Chicago O'Hare International Airport · United States · 233 mi / 375 km · American Eagle

## Airlines

The figure is how many destinations each airline flies from ALO, as the routes above have them. Hubs from Wikidata.

### Passenger (1)

- [American Eagle](https://dromopedia.com/airlines/american-eagle) · 1

## Rankings

Ranked among 48,075 open airports; = marks a shared place.

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Passengers | 41K (2025) | #2,162 of 3,974 | #496 in North America | #337 in US |
| Longest runway | 8,399 ft / 2,560 m | =2,189 of 29,858 | #484 in North America | #361 in US |
| Elevation | 873 ft / 266 m | =20,004 of 43,403 | =9,197 in North America | =7,499 in US |
| Age | Opened 1946 | =2,744 of 15,079 | =1,680 in North America | =1,626 in US |
| Runways | 2 | =715 of 29,978 | =435 in North America | =391 in US |

## Radio frequencies

| Type | Description | MHz |
| --- | --- | --- |
| A/D | APP/DEP | 118.900 |
| ATIS | ATIS | 120.650 |
| CTAF | CTAF | 118.100 |
| GND | GND | 121.900 |
| OPS | ARNG OPS | 36.700 |
| RDO | FORT DODGE RDO | 122.050 |
| TWR | TWR | 118.100 |
| UNIC | UNICOM | 122.950 |

## Nearby airports

- [CCY](https://dromopedia.com/airports/kccy.md) Northeast Iowa Regional Airport · 37 mi / 60 km
- [CID](https://dromopedia.com/airports/kcid.md) The Eastern Iowa Airport · 58 mi / 94 km
- [MCW](https://dromopedia.com/airports/kmcw.md) Mason City Municipal Airport · 63 mi / 101 km
- [DBQ](https://dromopedia.com/airports/kdbq.md) Dubuque Regional Airport · 87 mi / 140 km
- [FOD](https://dromopedia.com/airports/kfod.md) Fort Dodge Regional Airport · 91 mi / 147 km

## Sources

- [BTS T-100 Segment](https://www.transtats.bts.gov/Tables.asp?QO_VQ=EEE&QO_anzr=Nv4%20Pn44vr45): US traffic: Bureau of Transportation Statistics, T-100 Segment (Public Domain (US Government))
- [FAA NASR](https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/): US airport data: FAA National Airspace System Resources (Public Domain (US Government))
- [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government))
- [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain)
- [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0)
- [Wikipedia: “Waterloo Regional Airport”](https://en.wikipedia.org/w/index.php?title=Waterloo_Regional_Airport&oldid=1368407171), revision of 8 Aug 2026 (CC BY-SA 4.0)
- [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0)
- Every figure with its source: https://dromopedia.com/airports/kalo/data