Historical on-time performance
Chicago to Memphis
Flights on ORD–MEM arrive on time 71% of the time over the last 12 months.
based on 2,195 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Envoy AirbestOn-time76%Medianon timep9040 minCancel2.8%Flights813
- SkyWest AirlinesOn-time71%Medianon timep9045 minCancel1.3%Flights815
- Republic AirwaysOn-time67%Medianon timep9070 minCancel5.4%Flights353
- United AirlinesOn-time61%Medianon timep9090 minCancel3.3%Flights214
Why flights run late
Delay causes
- Airline27%
- Weather11%
- Air traffic (NAS)22%
- Late aircraft39%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather67%
- Air traffic (NAS)33%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 60 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 → MEM
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 80% on time.
- Mornings80% on time · p90 30 min · 1,605 flights
- Middays78% on time · p90 40 min · 1,062 flights
- Afternoons73% on time · p90 55 min · 920 flights
- Evenings71% on time · p90 60 min · 712 flights
- Overnights64% on time · p90 75 min · 1,496 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 77% on time.
- Wednesdays77% on time · p90 60 min · 806 flights
- Tuesdays75% on time · p90 50 min · 801 flights
- Saturdays75% on time · p90 45 min · 753 flights
- Mondays74% on time · p90 50 min · 866 flights
- Thursdays72% on time · p90 60 min · 849 flights
- Sundays71% on time · p90 50 min · 861 flights
- Fridays70% on time · p90 50 min · 860 flights
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