BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
DEN→RKS

Denver, CO (DEN) to Rock Springs, WY (RKS) flight delay odds

76.5% of 728 official scheduled DEN-to-RKS flights arrived on time; 15.9% arrived at least 30 minutes late and 0.7% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
76.5%arrived on time
15.9%30+ min late
0.7%cancelled
728scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.6%all scheduled flights
120+ minutes late3.7%all scheduled flights
Diverted1.1%did not reach as scheduled
Average arrival+12.8 mincompleted flights

Which departure time was most reliable for DEN to RKS?

Among qualifying DEN-to-RKS departure window results, Afternoon had the highest on-time rate: 81.6% of 310 flights. Late morning was lowest at 70.4% across 54 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning5470.4%16.7%0.0%
Afternoon31081.6%11.9%0.0%
Evening10178.2%16.8%0.0%
Night26371.1%20.2%1.9%

Which weekday was most reliable for DEN to RKS?

Among qualifying DEN-to-RKS weekday results, Wednesday had the highest on-time rate: 85.4% of 103 flights. Friday was lowest at 69.2% across 104 flights.

DayFlightsOn time30+ minCancelled
Monday10471.2%22.1%0.0%
Tuesday10681.1%8.5%1.9%
Wednesday10385.4%12.6%0.0%
Thursday10374.8%18.4%1.0%
Friday10469.2%23.1%0.0%
Saturday10478.8%10.6%1.0%
Sunday10475.0%16.3%1.0%

Which airline was most reliable for DEN to RKS?

Only SkyWest Airlines met the DEN-to-RKS airline threshold: 76.5% of 728 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines72876.5%15.9%0.7%

Which month was most reliable for DEN to RKS?

Among qualifying DEN-to-RKS month results, November 2025 had the highest on-time rate: 94.9% of 59 flights. July 2025 was lowest at 56.5% across 62 flights.

MonthFlightsOn time30+ minCancelled
July 20256256.5%27.4%1.6%
August 20256267.7%24.2%3.2%
September 20256078.3%18.3%0.0%
October 20256285.5%9.7%0.0%
November 20255994.9%1.7%0.0%
December 20256271.0%22.6%0.0%
January 20266274.2%17.7%0.0%
February 20265578.2%14.5%1.8%
March 20266274.2%19.4%1.6%
April 20266086.7%6.7%0.0%
May 20266277.4%12.9%0.0%
June 20266075.0%15.0%0.0%

What drove DEN to RKS delay minutes?

Airline was the largest recorded DEN-to-RKS delay category, accounting for 43.3% of 14,683 BTS-attributed delay minutes during July 2025–June 2026.

Airline43.3%
Late aircraft34.1%
National airspace17.2%
Weather5.4%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.