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

Houston, TX (HOU) to Birmingham, AL (BHM) flight delay odds

76.2% of 453 official scheduled HOU-to-BHM flights arrived on time; 12.1% 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 SIGNALGenerally reliable
76.2%arrived on time
12.1%30+ min late
0.4%cancelled
453scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.1%all scheduled flights
120+ minutes late1.8%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+7.8 mincompleted flights

Which departure time was most reliable for HOU to BHM?

Among qualifying HOU-to-BHM departure window results, Late morning had the highest on-time rate: 89.5% of 219 flights. Evening was lowest at 63.5% across 74 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning21989.5%3.7%0.5%
Afternoon14863.5%20.3%0.7%
Evening7463.5%18.9%0.0%

Which weekday was most reliable for HOU to BHM?

Among qualifying HOU-to-BHM weekday results, Tuesday had the highest on-time rate: 86.8% of 53 flights. Sunday was lowest at 72.5% across 109 flights.

DayFlightsOn time30+ minCancelled
Monday5278.8%11.5%0.0%
Tuesday5386.8%5.7%0.0%
Wednesday5377.4%13.2%0.0%
Thursday5273.1%15.4%0.0%
Friday5276.9%13.5%0.0%
Saturday8273.2%13.4%1.2%
Sunday10972.5%11.9%0.9%

Which airline was most reliable for HOU to BHM?

Only Southwest Airlines met the HOU-to-BHM airline threshold: 76.2% of 453 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines45376.2%12.1%0.4%

Which month was most reliable for HOU to BHM?

Among qualifying HOU-to-BHM month results, January 2026 had the highest on-time rate: 93.8% of 32 flights. March 2026 was lowest at 43.6% across 39 flights.

MonthFlightsOn time30+ minCancelled
July 20254372.1%11.6%0.0%
August 20254087.5%7.5%0.0%
September 20253892.1%0.0%0.0%
October 20253976.9%12.8%0.0%
November 20253485.3%11.8%0.0%
December 20253488.2%5.9%2.9%
January 20263293.8%6.2%0.0%
February 20263187.1%6.5%0.0%
March 20263943.6%33.3%0.0%
April 20264163.4%12.2%2.4%
May 20264463.6%20.5%0.0%
June 20263871.1%13.2%0.0%

What drove HOU to BHM delay minutes?

Late aircraft was the largest recorded HOU-to-BHM delay category, accounting for 57.7% of 5,016 BTS-attributed delay minutes during July 2025–June 2026.

Airline31.7%
Late aircraft57.7%
National airspace9.1%
Weather1.5%
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.