How reliable is Waterloo Regional Airport?
Flights from ALO departed within 15 minutes of schedule in 80% of 3,961 flights in official BTS history. Here’s the full picture before you book.
Reliability score
on-time, cancellations & delays
Origin-airport operations
What the departure punctuality at ALO looks like
On-time departures
across 3,961 flights
Source: BTS Airport Operations · data through 2026-06-25. Role-specific BTS departure history; advisory context, not a guarantee for any flight.
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Weather by month
Weather history isn’t available for ALO yet
PlaneSane shows month-by-month airport weather once enough historical METAR/IEM observations are loaded for the airport. This does not mean the airport has no weather data forever; it means the current climatology table has no monthly coverage for Waterloo Regional Airport.
The read on ALO
What the numbers say about flying through Waterloo Regional Airport
Across official performance history, flights from Waterloo left within 15 minutes of schedule about 80% of the time over 3,961 flights. That's a solid, better-than-average operational record. Pair it with an elevated cancellation rate of 2.6% — worth weighing alongside the on-time figure. When a departure does run late, the typical delay is around 18 minutes.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Waterloo, read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.
Common questions about ALO
- How reliable is Waterloo Regional Airport (ALO)?
- Flights from Waterloo left within 15 minutes of schedule roughly 80% of the time across 3,961 flights of official history — a solid, better-than-average operational record. The cancellation rate runs about 2.6%. It's advisory context, not a guarantee for any single flight.
Planning a trip through Waterloo?
Score real flights to and from ALO on reliability, weather, and connection safety — not just price.