Historical on-time performance
Houston to Lafayette
201 miData through May 2026Source: US DOT · BTS
Flights on IAH–LFT arrive on time 72% of the time over the last 12 months.
On-time rate72%arrived within 15 min
p90 delay80 min1 in 10 flights is worse (tail risk)
Cancelled2.0%of scheduled flights
based on 249 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time72%Medianon timep9080 minCancel2.0%Flights249
Why flights run late
Delay causes
- Airline57%
- Weather9%
- Air traffic (NAS)6%
- Late aircraft29%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather80%
- Air traffic (NAS)20%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 5 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 → LFT
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 71% to 79% on time.
- Afternoons79% on time · p90 55 min · 372 flights
- Overnights74% on time · p90 45 min · 172 flights · limited
- Evenings71% on time · p90 90 min · 148 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 64% to 85% on time.
- Saturdays85% on time · p90 25 min · 106 flights · limited
- Thursdays80% on time · p90 50 min · 125 flights · limited
- Wednesdays79% on time · p90 70 min · 119 flights · limited
- Tuesdays76% on time · p90 75 min · 115 flights · limited
- Fridays71% on time · p90 50 min · 125 flights · limited
- Mondays70% on time · p90 120 min · 122 flights · limited
- Sundays64% on time · p90 75 min · 117 flights · limited
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