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

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

81.2% of 728 official scheduled RKS-to-DEN flights arrived on time; 13.9% arrived at least 30 minutes late and 0.4% 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 SIGNALLower disruption
81.2%arrived on time
13.9%30+ min late
0.4%cancelled
728scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late11.1%all scheduled flights
120+ minutes late7.7%all scheduled flights
Diverted0.5%did not reach as scheduled
Average arrival+21.1 mincompleted flights

Which departure time was most reliable for RKS to DEN?

Among qualifying RKS-to-DEN departure window results, Early morning had the highest on-time rate: 86.8% of 364 flights. Afternoon was lowest at 75.5% across 364 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36486.8%9.9%0.5%
Afternoon36475.5%17.9%0.3%

Which weekday was most reliable for RKS to DEN?

Among qualifying RKS-to-DEN weekday results, Saturday had the highest on-time rate: 85.6% of 104 flights. Monday was lowest at 76.9% across 104 flights.

DayFlightsOn time30+ minCancelled
Monday10476.9%18.3%0.0%
Tuesday10678.3%17.9%0.9%
Wednesday10382.5%8.7%1.9%
Thursday10380.6%16.5%0.0%
Friday10479.8%13.5%0.0%
Saturday10485.6%11.5%0.0%
Sunday10484.6%10.6%0.0%

Which airline was most reliable for RKS to DEN?

Only SkyWest Airlines met the RKS-to-DEN airline threshold: 81.2% of 728 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines72881.2%13.9%0.4%

Which month was most reliable for RKS to DEN?

Among qualifying RKS-to-DEN month results, November 2025 had the highest on-time rate: 96.6% of 59 flights. August 2025 was lowest at 74.2% across 62 flights.

MonthFlightsOn time30+ minCancelled
July 20256274.2%16.1%1.6%
August 20256274.2%19.4%0.0%
September 20256085.0%10.0%0.0%
October 20256277.4%21.0%0.0%
November 20255996.6%1.7%0.0%
December 20256279.0%17.7%0.0%
January 20266282.3%14.5%0.0%
February 20265587.3%10.9%0.0%
March 20266275.8%17.7%1.6%
April 20266083.3%10.0%0.0%
May 20266277.4%17.7%1.6%
June 20266083.3%8.3%0.0%

What drove RKS to DEN delay minutes?

Airline was the largest recorded RKS-to-DEN delay category, accounting for 51.9% of 23,227 BTS-attributed delay minutes during July 2025–June 2026.

Airline51.9%
Late aircraft29.7%
National airspace10.4%
Weather8.0%
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.