Historical on-time performance
Tucson to Houston
945 miData through Dec 2025Source: US DOT · BTS
Flights on TUS–HOU arrive on time 87% of the time over the last 12 months.
On-time rate87%arrived within 15 min
p90 delay15 min1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 274 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time87%Medianon timep9015 minCancel0.7%Flights274
Why flights run late
Delay causes
- Airline37%
- Weather4%
- Air traffic (NAS)19%
- Late aircraft40%
- 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 TUS → 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 — 94% on time.
- Mornings94% on time · p90 5 min · 251 flights
- Middays83% on time · p90 20 min · 527 flights
- Afternoons74% on time · p90 35 min · 267 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 89% on time.
- Saturdays89% on time · p90 15 min · 142 flights · limited
- Sundays87% on time · p90 15 min · 156 flights · limited
- Wednesdays86% on time · p90 20 min · 149 flights · limited
- Tuesdays84% on time · p90 25 min · 151 flights · limited
- Fridays81% on time · p90 30 min · 154 flights · limited
- Mondays80% on time · p90 30 min · 153 flights · limited
- Thursdays77% on time · p90 25 min · 151 flights · limited
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