What is the historical operational record at Jamestown Regional Airport?

Flights from Jamestown Regional Airport (JMS) departed within 15 minutes of schedule 85% of the time across 5,002 historical flights in BTS coverage.

Jamestown · JMS · United States

How reliable is Jamestown Regional Airport?

Flights from JMS departed within 15 minutes of schedule in 85% of 5,002 flights in official BTS history. Here’s the full picture before you book.

Find flights to Jamestown →How we score →

0.0

Reliability score

on-time, cancellations & delays

IATA / ICAO

JMS · KJMS

Coordinates

46.93, -98.68

Photo: Jamestown Regional Airport / CC BY-SA 4.0

Origin-airport operations

What the departure punctuality at JMS looks like

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On-time departures

across 5,002 flights

85%

On-time departures

within 15 min of schedule

4.2%

Cancellation rate

of scheduled departures

12 min

Avg. departure delay

across delayed flights

5,002

Flights analyzed

medium confidence

Source: BTS Airport Operations · data through 2026-09-08. Role-specific BTS departure history; advisory context, not a guarantee for any flight.

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 85% of the time over 5,002 flights. That's one of the more dependable operational records you'll see. Pair it with an elevated cancellation rate of 4.2% — worth weighing alongside the on-time figure. When a departure does run late, the typical delay is around 12 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 Peace of Mind 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 85% of the time across 5,002 flights of official history — one of the more dependable operational records you'll see. The cancellation rate runs about 4.2%. It's advisory context, not a guarantee for any single flight.

Reliability guides

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Snow, Storms, Fog, and Wind: How Weather Actually Delays Flights

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How to Pick a Reliable Flight (Not Just the Cheapest)

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Do Morning Flights Really Have Fewer Delays?

Yes — and there's a clear reason. How delays snowball through the day.

Planning a trip through Jamestown?

Score real flights to and from JMS on reliability, weather, and connection safety — not just price.

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