Historical on-time performance
Omaha to Chicago
Flights on OMA–ORD arrive on time 72% of the time over the last 12 months.
based on 2,790 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- American AirlinesOn-time74%Medianon timep9055 minCancel2.6%Flights229
- Envoy AirOn-time73%Medianon timep9055 minCancel2.8%Flights862
- United AirlinesOn-time72%Medianon timep9060 minCancel1.5%Flights1,302
- Republic AirwaysOn-time71%Medianon timep9060 minCancel2.3%Flights87
- SkyWest AirlinesOn-time69%Medianon timep9070 minCancel3.9%Flights310
Why flights run late
Delay causes
- Airline19%
- Weather6%
- Air traffic (NAS)36%
- Late aircraft39%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline9%
- Weather72%
- Air traffic (NAS)19%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 64 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 OMA → ORD
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 — 85% on time.
- Mornings85% on time · p90 20 min · 2,453 flights
- Middays79% on time · p90 40 min · 1,857 flights
- Afternoons74% on time · p90 70 min · 1,425 flights
- Evenings66% on time · p90 65 min · 1,642 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 80% on time.
- Saturdays80% on time · p90 35 min · 985 flights
- Tuesdays79% on time · p90 45 min · 1,039 flights
- Thursdays78% on time · p90 45 min · 1,088 flights
- Wednesdays77% on time · p90 45 min · 1,030 flights
- Mondays77% on time · p90 45 min · 1,093 flights
- Fridays75% on time · p90 50 min · 1,084 flights
- Sundays74% on time · p90 60 min · 1,063 flights
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