How reliable is Jamestown Regional Airport?
Flights from JMS departed within 15 minutes of schedule in 86% of 4,898 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 JMS looks like
On-time departures
across 4,898 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 JMS 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 Jamestown Regional Airport.
The read on JMS
What the numbers say about flying through Jamestown Regional Airport
Across official performance history, flights from Jamestown left within 15 minutes of schedule about 86% of the time over 4,898 flights. That's one of the more dependable operational records you'll see. Pair it with an elevated cancellation rate of 4.5% — worth weighing alongside the on-time figure. When a departure does run late, the typical delay is around 11 minutes.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Jamestown, 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 JMS
- How reliable is Jamestown Regional Airport (JMS)?
- Flights from Jamestown left within 15 minutes of schedule roughly 86% of the time across 4,898 flights of official history — one of the more dependable operational records you'll see. The cancellation rate runs about 4.5%. It's advisory context, not a guarantee for any single flight.
Planning a trip through Jamestown?
Score real flights to and from JMS on reliability, weather, and connection safety — not just price.