Historical on-time performance
Tucson to Chicago
Flights on TUS–ORD arrive on time 72% of the time over the last 12 months.
based on 844 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.
- SkyWest AirlinesOn-time75%Medianon timep9035 minCancel1.6%Flights449
- American AirlinesOn-time69%Medianon timep9085 minCancel2.0%Flights395
Why flights run late
Delay causes
- Airline37%
- Weather4%
- Air traffic (NAS)21%
- Late aircraft37%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather93%
- Air traffic (NAS)7%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 15 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 TUS → 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 — 89% on time.
- Mornings89% on time · p90 10 min · 1,063 flights
- Middays76% on time · p90 50 min · 1,694 flights
- Afternoons73% on time · p90 90 min · 133 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 85% on time.
- Saturdays85% on time · p90 25 min · 416 flights
- Thursdays82% on time · p90 30 min · 433 flights
- Fridays81% on time · p90 30 min · 443 flights
- Tuesdays81% on time · p90 45 min · 392 flights
- Sundays81% on time · p90 30 min · 447 flights
- Wednesdays80% on time · p90 60 min · 402 flights
- Mondays78% on time · p90 55 min · 423 flights
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