Route · JMS → DEN · 2020–2025 BTS data
Jamestown to Denver
The JMS–DEN corridor (Jamestown, ND → Denver, CO) runs ahead of the national average, served by 1 carrier across roughly 573 miles.
Data updated 2026-06-13
- 84.4%
- On-time
- +5.4 pts
- vs US avg
- 124 min
- Delay when late
- 1,113
- Flights
Cancelled
4.6%
Best Month
Sep 2025 82%
Worst Month
Jul 2025 66%
Distance
573 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 55 | 15 | 4 | 0 | OO |
| Nov 2025 | 50 | 2 | 0 | 0 | OO |
| Oct 2025 | 54 | 12 | 0 | 1 | OO |
| Sep 2025 | 51 | 9 | 0 | 0 | OO |
| Aug 2025 | 53 | 17 | 1 | 0 | OO |
| Jul 2025 | 53 | 18 | 1 | 0 | OO |
| Jun 2025 | 30 | 4 | 1 | 0 | OO |
| Nov 2022 | 30 | 8 | 4 | 0 | OO |
| Aug 2022 | 31 | 1 | 0 | 0 | OO |
| Jul 2022 | 31 | 4 | 0 | 0 | OO |
| Apr 2022 | 30 | 2 | 5 | 0 | OO |
| Mar 2022 | 31 | 4 | 2 | 0 | OO |
| Jan 2022 | 31 | 7 | 8 | 0 | OO |
| Dec 2021 | 31 | 7 | 4 | 0 | OO |
| Oct 2021 | 31 | 3 | 1 | 0 | OO |
| Sep 2021 | 30 | 5 | 0 | 0 | OO |
| Aug 2021 | 31 | 4 | 0 | 0 | OO |
| Jul 2021 | 31 | 4 | 1 | 0 | OO |
| Jun 2021 | 30 | 3 | 1 | 0 | OO |
| May 2021 | 31 | 2 | 0 | 0 | OO |
| Apr 2021 | 30 | 2 | 0 | 2 | OO |
| Mar 2021 | 31 | 7 | 3 | 0 | OO |
| Jan 2021 | 31 | 7 | 3 | 0 | OO |
| Dec 2020 | 31 | 5 | 1 | 0 | OO |
Cancellation Rate
4.6%
40 of 868 flights
Diversion Rate
0.3%
3 of 868 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
JMS - Jamestown
Full on-time, delay-cause, and seasonal performance for Jamestown, ND.
Origin airport →DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
Destination airport →Compare the two airports
See JMS and DEN side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to JMS–DEN.
Routes with a similar on-time rate
What the Data Says About JMS to DEN
Bureau of Transportation Statistics records show Jamestown to Denver (JMS to DEN) running a 84.4% on-time rate over 1,113 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 123.6 minutes. The 573-mile corridor is served by 1 carrier, and over the last 24 months 4.6% of 868 flights were cancelled, 0.3% diverted.
The monthly split is wide on this route: Sep 2025 posted the strongest performance at 82% on-time, while Jul 2025 came in at just 66% - a 16-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from JMS to DEN? ▼
What is the cancellation rate for JMS to DEN? ▼
How far is the flight from JMS to DEN? ▼
When is the best time to fly from JMS to DEN? ▼
Flight Guides
Tips and data-driven advice for choosing reliable routes.
Explore PlainFlights
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.