Jamestown Regional Airport (JMS) delays & on-time performance
Jamestown, North Dakota · 1 nonstop destinations · 1 airlines · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at JMS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
On-time arrivals
78%
arrived < 15 min late
Cancelled
2.1%
13 flights
Avg arrival delay
23 min
98 min when late
Departed on time
84%
avg taxi-out 20 min
Figures cover 627 departures from JMS; on-time is measured at arrival. Arrivals into JMS were on time 86% of the time.
Key facts
- Flights departing Jamestown Regional Airport (JMS) arrived on time 78% of the time in Aug 2025 – Jul 2026, in line with the national average.
- 2.1% were cancelled, and 11% arrived an hour or more late.
- Departures scheduled around 11am did best (89% on time); around 6pm did worst (70%).
- The largest source of delay minutes was late-arriving aircraft (30%).
Most delayed routes from JMS
Lowest on-time arrival rates among regularly flown routes.
- DEN · Denver78%627 flts
Most reliable routes from JMS
Highest on-time arrival rates among regularly flown routes.
- DEN · Denver78%627 flts
Best airline at JMS
Departures from this airport, ranked by on-time arrival.
| Airline | On time | Cancelled | Avg delay | Routes | Flights |
|---|---|---|---|---|---|
| SkyWest Airlines | 78% | 2.1% | 23 min | 1 | 627 |
Best time to fly out of JMS
On-time arrival rate by scheduled departure hour (local time).
- 11am89%265 flts
- 6pm70%362 flts
Monthly trend
Why departures were late
- Late-arriving aircraft30%
- Air traffic control & airport congestion29%
- Airline (crew, maintenance, cleaning, fueling)28%
- Extreme weather12%
- Security0%
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.