Waterloo Regional Airport (ALO): Delays & On-Time Performance
Data through May 2026
Waterloo Regional Airport (ALO) in Waterloo, IA is a middle-of-the-pack performer: 80% of departures are on time, within a few points of the national 78%. It hosts 1 airlines flying 2 departures a day to 1 destinations, with cancellations at 2.3%.
- Departures on-time
- 80%
- left <15 min late
- Avg dep delay
- 25 min
- Arrivals on-time
- 72%
- Cancelled
- 2.3%
- Destinations
- 1
- nonstop
- Airlines
- 1
Plan your departure from ALO
The choices most likely to improve your odds, based on this airport’s historical record.
- Best day to fly
- Saturday
- 82% on-time
- Cancellation risk
- 2.3%
- above the US average
Monthly on-time trend
Best time of day to depart from ALO
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 67% | 27 min |
| Tuesday | 81% | 17 min |
| Wednesday | 73% | 28 min |
| Thursday | 68% | 29 min |
| Friday | 70% | 31 min |
| Saturdaybest | 82% | 26 min |
| Sunday | 69% | 37 min |
Busiest routes from ALO
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| ALO → ORD (Chicago) | 663 | 72% | 28 min |
Where flights into ALO come from
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| ORD (Chicago) → ALO | 664 | 72% | 22 min |
What causes delays at ALO
Share of total delay minutes by cause, as reported by carriers to the US DOT, weighted across routes departing ALO.
- Late-arriving aircraft33%
- Airline operations24%
- National airspace system17%
- Weather26%
Alternative airports near Waterloo
Other airports within 120 miles, compared on departure reliability.
| Airport | Distance | On-time departures | Avg delay |
|---|---|---|---|
| CID — The Eastern Iowa Airport | 58 mi | 80% | 21 min |
| MCW — Mason City Municipal Airport | 63 mi | 79% | 29 min |
| FOD — Fort Dodge Regional Airport | 91 mi | 79% | 28 min |
| RST — Rochester International Airport | 93 mi | 77% | 22 min |
| DSM — Des Moines International Airport | 96 mi | 82% | 18 min |
Compare the airport-level record first, then check the exact route you plan to book.
Frequently asked questions
- How often are flights delayed at ALO?
- 20% of departures from Waterloo Regional Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 25 minutes. The national on-time average over the same period was 78%.
- How often are flights cancelled at ALO?
- 2.3% of scheduled departures from ALO were cancelled in this period, compared with a national rate of 1.6%.
Popular route pages from this airport
Related guides
Based on 663 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.