Historical on-time performance
Chicago to Fresno
1,730 miData through Dec 2025Source: US DOT · BTS
Flights on ORD–FAT arrive on time 49% of the time over the last 12 months.
On-time rate49%arrived within 15 min
p90 delay125 min1 in 10 flights is worse (tail risk)
Cancelled1.3%of scheduled flights
based on 152 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time49%Median15 minp90125 minCancel1.3%Flights152
Why flights run late
Delay causes
- Airline31%
- Weather7%
- Air traffic (NAS)6%
- Late aircraft55%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ORD → FAT
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 50% to 57% on time.
- Overnights57% on time · p90 70 min · 252 flights
- Evenings50% on time · p90 115 min · 202 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 48% to 63% on time.
- Mondays63% on time · p90 65 min · 70 flights · limited
- Saturdays60% on time · p90 70 min · 63 flights · limited
- Tuesdays57% on time · p90 75 min · 56 flights · limited
- Fridays53% on time · p90 95 min · 73 flights · limited
- Sundays53% on time · p90 105 min · 68 flights · limited
- Wednesdays48% on time · p90 75 min · 58 flights · limited
- Thursdays48% on time · p90 110 min · 71 flights · limited
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