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Route Reliability

Pittsburgh → Los Angeles

PIT–LAX · 2,136 miles · Pittsburgh International Airport to Los Angeles International Airport

80
Pretty Reliable
WanderNerd Reliability Score
79%
Arrive within 15 minutes
19 min
Average arrival delay
0.5%
Cancelled
365
Flights in the data

Data through May 2026.

Airlines on this route

  • American Airlines76% on time · 301 flights
  • United Airlines89% on time · 64 flights

Too little history on this route to call a winner. We rank airlines only after 100 flights each.

What the data says

3–6 PM has a slight edge.

Departures between 3–6 PM arrived on time 81% of the time, against 75% between 6–9 PM.

Saturdays have been rough.

PIT–LAX flights arrived on time 85% of the time on Thursdays and just 66% on Saturdays. That gap is worth planning around.

Flights on this route

The breakdown

On-time by weekday
  • Mon74%(53 flights)
  • Tue76%(41 flights)
  • Wed84%(51 flights)
  • Thu85%(59 flights)
  • Fri83%(53 flights)
  • Sat66%(44 flights)
  • Sun79%(62 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 12–3 PM—(1 flights)
  • 3–6 PM81%(223 flights)
  • 6–9 PM75%(138 flights)
On-time trend by month
90%
May

Jun 63% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%30
July 202555%31
August 202592%25
September 202584%25
October 202570%30
November 202565%31
December 202569%29
January 202691%21
February 202693%14
March 202675%16
April 202691%54
May 202690%57

Keep nerding

Based on 365 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.