Historical on-time performance
Birmingham to Houston
562 miData through May 2026Source: US DOT · BTS
Flights on BHM–IAH arrive on time 74% of the time over the last 12 months.
On-time rate74%arrived within 15 min
p90 delay170 min1 in 10 flights is worse (tail risk)
Cancelled2.0%of scheduled flights
based on 50 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time74%Medianon timep90170 minCancel2.0%Flights50
Why flights run late
Delay causes
- Airline71%
- Weather5%
- Air traffic (NAS)22%
- Late aircraft3%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 1 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly BHM → IAH
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 74% to 74% on time.
- Mornings74% on time · p90 60 min · 395 flights
- Afternoons74% on time · p90 50 min · 252 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 80% on time.
- Sundays80% on time · p90 30 min · 119 flights · limited
- Tuesdays79% on time · p90 30 min · 116 flights · limited
- Mondays74% on time · p90 65 min · 110 flights · limited
- Wednesdays73% on time · p90 45 min · 105 flights · limited
- Fridays73% on time · p90 80 min · 115 flights · limited
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