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WanderNerd

Flight Reliability

AA 4086 · American Airlines

Phoenix → Bentonville (PHXXNA)

89
Pretty Reliable
WanderNerd Reliability Score
85%
Arrive within 15 minutes
1 min
Average arrival delay
0.6%
Cancelled
6 min early
Median arrival delay

Based on 357 historical flights. Data through May 2026.

What the data says

Sunday scaries are real for this one.

AA 4086 arrived on time 94% of the time on Saturdays and just 76% on Sundays. That gap is worth planning around.

Better than the American Airlines network average.

AA 4086 arrived on time 85% of the time, versus 77% across the American Airlines network.

Trending in the right direction.

AA 4086 arrived on time 90% of the time over the last three months in the data, compared with 82% in the three months before that.

The breakdown

On-time by weekday
  • Mon89%(52 flights)
  • Tue85%(48 flights)
  • Wed89%(52 flights)
  • Thu78%(51 flights)
  • Fri84%(51 flights)
  • Sat94%(47 flights)
  • Sun76%(53 flights)
On-time by departure window
  • 9 AM–12 PM(2 flights)
  • 3–6 PM85%(352 flights)
On-time trend by month
90%
May

Jun 80% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%30
July 202574%31
August 202594%31
September 202583%30
October 202584%31
November 202586%29
December 202590%31
January 202676%29
February 202678%23
March 202686%29
April 202693%30
May 202690%30
Departures on time
83%
Diverted
0.3%
Flights flown
354
Months covered
12

Based on 357 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.