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

Birmingham, AL (BHM) to Denver, CO (DEN) flight delay odds

82.8% of 1,192 official scheduled BHM-to-DEN flights arrived on time; 11.1% arrived at least 30 minutes late and 0.2% 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
82.8%arrived on time
11.1%30+ min late
0.2%cancelled
1,192scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.6%all scheduled flights
120+ minutes late2.0%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+1.6 mincompleted flights

Which departure time was most reliable for BHM to DEN?

Among qualifying BHM-to-DEN departure window results, Early morning had the highest on-time rate: 91.9% of 529 flights. Evening was lowest at 46.7% across 92 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning52991.9%4.3%0.2%
Late morning16083.1%7.5%0.0%
Afternoon41179.1%15.8%0.2%
Evening9246.7%34.8%0.0%

Which weekday was most reliable for BHM to DEN?

Among qualifying BHM-to-DEN weekday results, Wednesday had the highest on-time rate: 85.5% of 172 flights. Monday was lowest at 78.6% across 173 flights.

DayFlightsOn time30+ minCancelled
Monday17378.6%12.1%0.0%
Tuesday17683.5%9.1%0.0%
Wednesday17285.5%11.0%0.0%
Thursday17180.1%11.7%0.0%
Friday17383.8%12.1%0.0%
Saturday15684.6%9.6%1.3%
Sunday17183.6%11.7%0.0%

Which airline was most reliable for BHM to DEN?

Among qualifying BHM-to-DEN airline results, SkyWest Airlines had the highest on-time rate: 85.9% of 667 flights. United Airlines was lowest at 77.0% across 61 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines66785.9%10.0%0.3%
Southwest Airlines46479.1%11.9%0.0%
United Airlines6177.0%16.4%0.0%

Which month was most reliable for BHM to DEN?

Among qualifying BHM-to-DEN month results, February 2026 had the highest on-time rate: 94.0% of 84 flights. June 2026 was lowest at 69.8% across 116 flights.

MonthFlightsOn time30+ minCancelled
July 20259375.3%16.1%0.0%
August 20259374.2%21.5%0.0%
September 20258985.4%12.4%0.0%
October 20259387.1%5.4%0.0%
November 20258892.0%4.5%0.0%
December 20259382.8%10.8%0.0%
January 20269391.4%2.2%0.0%
February 20268494.0%4.8%0.0%
March 202611679.3%14.7%1.7%
April 202611682.8%11.2%0.0%
May 202611884.7%11.0%0.0%
June 202611669.8%15.5%0.0%

What drove BHM to DEN delay minutes?

Airline was the largest recorded BHM-to-DEN delay category, accounting for 40.2% of 12,695 BTS-attributed delay minutes during July 2025–June 2026.

Airline40.2%
Late aircraft28.2%
National airspace29.6%
Weather2.0%
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.