How reliable is Watertown International Airport?
Flights from ART departed within 15 minutes of schedule in 84% of 4,237 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 ART looks like
On-time departures
across 4,237 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 ART 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 Watertown International Airport.
The read on ART
What the numbers say about flying through Watertown International Airport
Across official performance history, flights from Watertown left within 15 minutes of schedule about 84% of the time over 4,237 flights. That's a solid, better-than-average operational record. Pair it with an elevated cancellation rate of 3.4% — worth weighing alongside the on-time figure. When a departure does run late, the typical delay is around 26 minutes.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Watertown, 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 ART
- How reliable is Watertown International Airport (ART)?
- Flights from Watertown left within 15 minutes of schedule roughly 84% of the time across 4,237 flights of official history — a solid, better-than-average operational record. The cancellation rate runs about 3.4%. It's advisory context, not a guarantee for any single flight.
Planning a trip through Watertown?
Score real flights to and from ART on reliability, weather, and connection safety — not just price.