Historical on-time performance
Shreveport to Houston
192 miData through May 2026Source: US DOT · BTS
Flights on SHV–IAH arrive on time 74% of the time over the last 12 months.
On-time rate74%arrived within 15 min
p90 delay50 min1 in 10 flights is worse (tail risk)
Cancelled2.0%of scheduled flights
based on 1,228 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 timep9050 minCancel2.0%Flights1,228
Why flights run late
Delay causes
- Airline55%
- Weather6%
- Air traffic (NAS)18%
- Late aircraft22%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline4%
- Weather88%
- Air traffic (NAS)8%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 24 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 SHV → IAH
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 81% on time.
- Mornings81% on time · p90 35 min · 934 flights
- Middays69% on time · p90 60 min · 206 flights
- Afternoons64% on time · p90 70 min · 279 flights
- Evenings60% on time · p90 125 min · 120 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 82% on time.
- Tuesdays82% on time · p90 35 min · 217 flights
- Saturdays79% on time · p90 40 min · 199 flights · limited
- Sundays76% on time · p90 50 min · 225 flights
- Wednesdays73% on time · p90 70 min · 217 flights
- Fridays73% on time · p90 60 min · 228 flights
- Thursdays72% on time · p90 70 min · 227 flights
- Mondays69% on time · p90 110 min · 226 flights
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