JMS to DEN flight delays & on-time performance
Nonstop flights from Jamestown Regional Airport to Denver International Airport · 573 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at JMS or DEN right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Jamestown (JMS) to Denver (DEN) 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.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 11am did best (89% on time); around 6pm did worst (70%).
- Sunday was the most reliable day to fly (88% on time) and Saturday the least (66%).
- The largest source of delay minutes was late-arriving aircraft (30%).
Which airline is most on time from JMS to DEN?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 78% | 2.1% | 23 min | 10.9% | 627 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 11am89%265 flights
- 6pm70%362 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday76%1.9% cancelled
- Tuesday73%0.0% cancelled
- Wednesday83%2.0% cancelled
- Thursday76%3.0% cancelled
- Friday77%1.9% cancelled
- Saturday66%3.6% cancelled
- Sunday88%1.9% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft30%
- Air traffic control & airport congestion29%
- Airline (crew, maintenance, cleaning, fueling)28%
- Extreme weather12%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Air traffic control & airport congestion0%
- Security0%
JMS to DEN: common questions
- How often are JMS to DEN flights on time?
- 78% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Jamestown to Denver cancelled?
- 2.1% of scheduled flights were cancelled (13 of 627).
- How long are typical delays?
- Across all flights the average arrival delay was 23 min (early arrivals count as zero). Flights that were late arrived 98 min behind schedule on average, and 10.9% of flights were an hour or more late.
- How long is taxi time at JMS?
- Flights on this route spent 20 min taxiing from the gate to takeoff on average.
Related routes
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: JMS → DEN, nonstop flights by US airlines that report to the DOT. How we calculate this.