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

Detroit, MI (DTW) to Birmingham, AL (BHM) flight delay odds

68.2% of 314 official scheduled DTW-to-BHM flights arrived on time; 23.6% arrived at least 30 minutes late and 1.6% 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 SIGNALVariable
68.2%arrived on time
23.6%30+ min late
1.6%cancelled
314scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late13.4%all scheduled flights
120+ minutes late5.7%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+19.0 mincompleted flights

Which departure time was most reliable for DTW to BHM?

Among qualifying DTW-to-BHM departure window results, Early morning had the highest on-time rate: 70.3% of 64 flights. Afternoon was lowest at 66.3% across 101 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning6470.3%23.4%0.0%
Afternoon10166.3%22.8%2.0%
Evening13767.9%24.1%2.2%

Which weekday was most reliable for DTW to BHM?

Among qualifying DTW-to-BHM weekday results, Thursday had the highest on-time rate: 76.2% of 42 flights. Sunday was lowest at 57.8% across 45 flights.

DayFlightsOn time30+ minCancelled
Monday5464.8%33.3%0.0%
Tuesday4571.1%17.8%4.4%
Wednesday4269.0%23.8%0.0%
Thursday4276.2%16.7%2.4%
Friday5166.7%27.5%0.0%
Saturday3574.3%11.4%2.9%
Sunday4557.8%28.9%2.2%

Which airline was most reliable for DTW to BHM?

Among qualifying DTW-to-BHM airline results, Delta Air Lines had the highest on-time rate: 80.7% of 83 flights. SkyWest Airlines was lowest at 62.4% across 213 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines21362.4%28.2%2.3%
Delta Air Lines8380.7%13.3%0.0%
Spirit Airlines1877.8%16.7%0.0%

Which month was most reliable for DTW to BHM?

Among qualifying DTW-to-BHM month results, May 2026 had the highest on-time rate: 83.3% of 36 flights. January 2026 was lowest at 46.7% across 15 flights.

MonthFlightsOn time30+ minCancelled
July 20256464.1%32.8%1.6%
August 20252864.3%21.4%0.0%
January 20261546.7%46.7%0.0%
March 20264650.0%32.6%8.7%
April 20265678.6%16.1%0.0%
May 20263683.3%11.1%0.0%
June 20265474.1%14.8%0.0%

What drove DTW to BHM delay minutes?

Airline was the largest recorded DTW-to-BHM delay category, accounting for 67.9% of 7,551 BTS-attributed delay minutes during July 2025–June 2026.

Airline67.9%
Late aircraft5.6%
National airspace8.4%
Weather18.2%
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.