Historical on-time performance
Chicago to Lafayette
119 miData through May 2026Source: US DOT · BTS
Flights on ORD–LAF arrive on time 65% of the time over the last 12 months.
On-time rate65%arrived within 15 min
p90 delay90 min1 in 10 flights is worse (tail risk)
Cancelled3.8%of scheduled flights
based on 475 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time65%Medianon timep9090 minCancel3.8%Flights475
Why flights run late
Delay causes
- Airline43%
- Weather2%
- Air traffic (NAS)15%
- Late aircraft41%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather89%
- Air traffic (NAS)11%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 18 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 ORD → LAF
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 63% to 70% on time.
- Middays70% on time · p90 80 min · 175 flights · limited
- Overnights63% on time · p90 90 min · 275 flights
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