Historical on-time performance
Los Angeles to Houston
1,390 miData through Dec 2025Source: US DOT · BTS
Flights on LAX–HOU arrive on time 82% of the time over the last 12 months.
On-time rate82%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled0.5%of scheduled flights
based on 1,203 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time82%Medianon timep9025 minCancel0.5%Flights1,203
Why flights run late
Delay causes
- Airline32%
- Weather0%
- Air traffic (NAS)12%
- Late aircraft56%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly LAX → HOU
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 90% on time.
- Mornings90% on time · p90 10 min · 1,426 flights
- Overnights76% on time · p90 35 min · 391 flights
- Afternoons74% on time · p90 35 min · 575 flights
- Middays73% on time · p90 30 min · 605 flights
- Evenings62% on time · p90 50 min · 626 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 82% on time.
- Tuesdays82% on time · p90 25 min · 494 flights
- Saturdays80% on time · p90 25 min · 432 flights
- Mondays79% on time · p90 30 min · 569 flights
- Wednesdays79% on time · p90 30 min · 492 flights
- Sundays77% on time · p90 30 min · 506 flights
- Thursdays76% on time · p90 30 min · 561 flights
- Fridays73% on time · p90 40 min · 569 flights
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