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Route · RKS → DEN · 2020–2025 BTS data

Rock Springs to Denver

The RKS–DEN corridor (Rock Springs, WY → Denver, CO) runs ahead of the national average, served by 1 carrier across roughly 260 miles.

Data updated 2026-06-13

87.1%
On-time
+8.1 pts
vs US avg
163 min
Delay when late
3,100
Flights

Cancelled

0.8%

Best Month

Jun 2024 98%

Worst Month

Apr 2025 73%

Distance

260 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 62 13 0 0 OO
Nov 2025 59 2 0 0 OO
Oct 2025 62 14 0 0 OO
Sep 2025 60 9 0 0 OO
Aug 2025 62 15 0 1 OO
Jul 2025 62 13 1 2 OO
Jun 2025 60 14 1 1 OO
May 2025 62 10 0 0 OO
Apr 2025 60 16 0 0 OO
Mar 2025 62 9 1 0 OO
Feb 2025 56 14 1 0 OO
Jan 2025 62 8 0 0 OO
Dec 2024 62 5 0 0 OO
Nov 2024 59 8 2 0 OO
Oct 2024 62 10 0 0 OO
Sep 2024 60 5 0 0 OO
Aug 2024 62 7 0 0 OO
Jul 2024 62 10 1 0 OO
Jun 2024 60 1 0 0 OO
May 2024 40 7 0 0 OO
Apr 2024 39 5 0 0 OO
Mar 2024 40 4 3 0 OO
Feb 2024 38 4 0 1 OO
Jan 2024 39 6 1 0 OO

Cancellation Rate

0.8%

11 of 1,352 flights

Diversion Rate

0.4%

5 of 1,352 flights

What the Data Says About RKS to DEN

Rock Springs to Denver (RKS to DEN) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.1% on-time rate across 3,100 flights, with delays that do happen averaging 162.7 minutes. The corridor runs roughly 260 miles and is served by 1 carrier. Over the most recent 24 months, 11 of 1,352 flights were cancelled (0.8%) and 5 diverted (0.4%).

The monthly split is wide on this route: Jun 2024 posted the strongest performance at 98% on-time, while Apr 2025 came in at just 73% - a 25-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from RKS to DEN?
Flights from Rock Springs to Denver have a 87.1% on-time rate based on 3,100 flights. The average delay is 162.7 minutes. The best recent month was Jun 2024 with 98% on-time.
What is the cancellation rate for RKS to DEN?
Over the last 24 months, 0.8% of flights on this route were cancelled (11 of 1,352 flights) and 0.4% were diverted.
How far is the flight from RKS to DEN?
The flight distance from Rock Springs (RKS) to Denver (DEN) is approximately 260 miles. This route is served by 1 carrier.
When is the best time to fly from RKS to DEN?
The best recent month for on-time performance was Jun 2024 (98% on-time). The worst was Apr 2025 (73% 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.