Historical on-time performance
Oklahoma City to Chicago
Flights on OKC–ORD arrive on time 72% of the time over the last 12 months.
based on 2,461 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- Republic AirwaysOn-time85%Medianon timep9025 minCancel1.4%Flights144
- SkyWest AirlinesOn-time71%Medianon timep9080 minCancel2.5%Flights2,317
Why flights run late
Delay causes
- Airline57%
- Weather8%
- Air traffic (NAS)20%
- Late aircraft15%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline7%
- Weather84%
- Air traffic (NAS)10%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 61 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 OKC → ORD
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 64% to 82% on time.
- Mornings82% on time · p90 35 min · 2,367 flights
- Afternoons80% on time · p90 40 min · 1,046 flights
- Middays80% on time · p90 50 min · 2,238 flights
- Evenings64% on time · p90 80 min · 998 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 81% on time.
- Saturdays81% on time · p90 40 min · 862 flights
- Tuesdays80% on time · p90 50 min · 903 flights
- Thursdays80% on time · p90 35 min · 988 flights
- Wednesdays79% on time · p90 50 min · 903 flights
- Mondays78% on time · p90 50 min · 995 flights
- Fridays76% on time · p90 45 min · 1,003 flights
- Sundays74% on time · p90 70 min · 995 flights
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