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Route · JAX → DEN · 2020–2025 BTS data

Jacksonville to Denver

The JAX–DEN corridor (Jacksonville, FL → Denver, CO) runs ahead of the national average, served by 16 carriers across roughly 1,447 miles.

Data updated 2026-06-13

85.5%
On-time
+6.5 pts
vs US avg
79 min
Delay when late
4,249
Flights

Cancelled

0.6%

Best Month

Oct 2024 97%

Worst Month

May 2024 69%

Distance

1,447 mi

Carriers

16

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 95 18 0 0 WN,UA
Nov 2025 91 3 0 0 UA,WN
Oct 2025 92 12 0 0 UA,WN
Sep 2025 66 12 0 0 UA,WN
Aug 2025 62 5 0 1 WN,UA
Jul 2025 62 8 0 0 UA,WN
Jun 2025 63 9 0 1 UA,WN
May 2025 83 19 1 0 UA,WN
Apr 2025 91 15 0 1 UA,WN
Mar 2025 97 8 1 0 UA,WN
Feb 2025 72 9 0 0 UA,WN
Jan 2025 69 16 1 1 UA,WN
Dec 2024 93 7 0 1 UA,WN
Nov 2024 89 17 0 0 UA,WN
Oct 2024 79 2 0 0 UA,WN
Sep 2024 60 3 2 1 WN,UA
Aug 2024 62 4 2 0 WN,UA
Jul 2024 62 3 0 0 UA,WN
Jun 2024 60 7 0 0 UA,WN
May 2024 84 26 0 0 UA,WN
Apr 2024 91 20 0 0 UA,WN
Mar 2024 97 23 1 0 UA,WN
Feb 2024 75 21 0 2 F9,UA,WN
Jan 2024 75 16 3 0 F9,WN,UA

Cancellation Rate

0.6%

11 of 1,870 flights

Diversion Rate

0.4%

8 of 1,870 flights

What the Data Says About JAX to DEN

Jacksonville to Denver (JAX to DEN) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.5% on-time rate across 4,249 flights, with delays that do happen averaging 79.2 minutes. The corridor runs roughly 1,447 miles and is served by 16 carriers. Over the most recent 24 months, 11 of 1,870 flights were cancelled (0.6%) and 8 diverted (0.4%).

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 97% on-time, while May 2024 came in at just 69% - a 28-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from JAX to DEN?
Flights from Jacksonville to Denver have a 85.5% on-time rate based on 4,249 flights. The average delay is 79.2 minutes. The best recent month was Oct 2024 with 97% on-time.
What is the cancellation rate for JAX to DEN?
Over the last 24 months, 0.6% of flights on this route were cancelled (11 of 1,870 flights) and 0.4% were diverted.
How far is the flight from JAX to DEN?
The flight distance from Jacksonville (JAX) to Denver (DEN) is approximately 1,447 miles. This route is served by 16 carriers.
When is the best time to fly from JAX to DEN?
The best recent month for on-time performance was Oct 2024 (97% on-time). The worst was May 2024 (69% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

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.