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Flight Reliability

AA 255 · American Airlines

New York → Los Angeles (JFK–LAX)

85
Pretty Reliable
WanderNerd Reliability Score
85%
Arrive within 15 minutes
1 min
Average arrival delay
1.9%
Cancelled
16 min early
Median arrival delay

Based on 362 historical flights. Data through May 2026.

What the data says

Saturdays have been rough.

AA 255 arrived on time 92% of the time on Fridays and just 75% on Saturdays. That gap is worth planning around.

A bit ahead of the JFK–LAX route.

AA 255 arrived on time 85% of the time, versus 79% across the JFK–LAX route.

Better than the American Airlines network average.

AA 255 arrived on time 85% of the time, versus 77% across the American Airlines network.

Trending in the right direction.

AA 255 arrived on time 81% of the time over the last three months in the data, compared with 70% in the three months before that.

The breakdown

On-time by weekday
  • Mon88%(50 flights)
  • Tue84%(49 flights)
  • Wed87%(52 flights)
  • Thu80%(51 flights)
  • Fri92%(51 flights)
  • Sat75%(52 flights)
  • Sun88%(50 flights)
On-time by departure window
  • 6–9 AM86%(55 flights)
  • 9 AM–12 PM85%(300 flights)
On-time trend by month
63%
May

Jun 93% → May 63% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%30
July 2025100%31
August 202594%31
September 202593%30
October 202587%31
November 202590%30
December 202574%31
January 202667%27
February 202669%26
March 202697%31
April 202683%30
May 202663%27
Departures on time
88%
Diverted
0%
Flights flown
355
Months covered
12

Same route, other flights

Keep nerding

Based on 362 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.