Historical on-time performance
Houston to Shreveport
192 miData through May 2026Source: US DOT · BTS
Flights on IAH–SHV arrive on time 73% of the time over the last 12 months.
On-time rate73%arrived within 15 min
p90 delay55 min1 in 10 flights is worse (tail risk)
Cancelled2.0%of scheduled flights
based on 1,229 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time73%Medianon timep9055 minCancel2.0%Flights1,229
Why flights run late
Delay causes
- Airline45%
- Weather8%
- Air traffic (NAS)17%
- Late aircraft30%
- 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 IAH → SHV
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 70% to 77% on time.
- Overnights77% on time · p90 45 min · 386 flights
- Middays74% on time · p90 50 min · 245 flights
- Evenings72% on time · p90 65 min · 363 flights
- Afternoons70% on time · p90 65 min · 517 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 68% to 82% on time.
- Tuesdays82% on time · p90 35 min · 212 flights
- Thursdays75% on time · p90 65 min · 229 flights
- Saturdays74% on time · p90 50 min · 199 flights · limited
- Mondays72% on time · p90 65 min · 226 flights
- Fridays72% on time · p90 50 min · 228 flights
- Wednesdays68% on time · p90 55 min · 221 flights
- Sundays68% on time · p90 85 min · 227 flights
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