Historical on-time performance
Los Angeles to Pittsburgh
Flights on LAX–PIT arrive on time 80% of the time over the last 12 months.
based on 183 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- United AirlinesOn-time97%Medianon timep90on timeCancel0.0%Flights61
- American AirlinesOn-time71%Medianon timep9065 minCancel0.0%Flights122
Why flights run late
Delay causes
- Airline54%
- Weather0%
- Air traffic (NAS)8%
- Late aircraft38%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline33%
- Weather67%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 9 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 LAX → PIT
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 — 82% on time.
- Mornings82% on time · p90 30 min · 408 flights
- Overnights75% on time · p90 50 min · 413 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 85% on time.
- Wednesdays85% on time · p90 25 min · 113 flights · limited
- Thursdays83% on time · p90 25 min · 141 flights · limited
- Fridays80% on time · p90 60 min · 137 flights · limited
- Mondays79% on time · p90 35 min · 135 flights · limited
- Sundays77% on time · p90 30 min · 144 flights · limited
- Tuesdays75% on time · p90 45 min · 103 flights · limited
- Saturdays70% on time · p90 80 min · 119 flights · limited
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