Historical on-time performance
Chicago to Jacksonville
Flights on ORD–JAX arrive on time 71% of the time over the last 12 months.
based on 1,747 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.
- Republic AirwaysOn-time77%Medianon timep9050 minCancel2.6%Flights273
- SkyWest AirlinesOn-time75%Medianon timep9090 minCancel0.0%Flights36
- United AirlinesOn-time73%Medianon timep9060 minCancel0.4%Flights892
- Envoy AirOn-time68%Medianon timep9060 minCancel0.0%Flights151
- American AirlinesOn-time62%Medianon timep90105 minCancel2.5%Flights395
Why flights run late
Delay causes
- Airline22%
- Weather5%
- Air traffic (NAS)16%
- Late aircraft58%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline14%
- Weather57%
- Air traffic (NAS)29%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 21 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 → JAX
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 67% to 84% on time.
- Mornings84% on time · p90 25 min · 1,685 flights
- Afternoons81% on time · p90 35 min · 507 flights
- Middays78% on time · p90 50 min · 958 flights
- Evenings67% on time · p90 75 min · 1,956 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 80% on time.
- Tuesdays80% on time · p90 40 min · 679 flights
- Wednesdays78% on time · p90 35 min · 687 flights
- Thursdays78% on time · p90 45 min · 777 flights
- Saturdays77% on time · p90 45 min · 711 flights
- Mondays75% on time · p90 55 min · 775 flights
- Sundays73% on time · p90 60 min · 783 flights
- Fridays71% on time · p90 55 min · 773 flights
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