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Flight Reliability

AA 5271 · American Airlines

Norfolk → Philadelphia (ORF–PHL)99% of its flights flew this route. The rest (DCA–OKC, OKC–DCA) are included in these numbers.

64
A Little Dicey
WanderNerd Reliability Score
74%
Arrive within 15 minutes
28 min
Average arrival delay
2.2%
Cancelled
7 min early
Median arrival delay

Based on 322 historical flights. Data through May 2026.

What the data says

Mondays have been rough.

AA 5271 arrived on time 82% of the time on Fridays and just 59% on Mondays. That gap is worth planning around.

A bit behind the ORF–PHL route.

AA 5271 arrived on time 74% of the time, versus 77% across the ORF–PHL route.

Recent months have been rougher.

AA 5271 arrived on time 68% 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
  • Mon59%(44 flights)
  • Tue73%(45 flights)
  • Wed75%(44 flights)
  • Thu79%(47 flights)
  • Fri82%(45 flights)
  • Sat78%(46 flights)
  • Sun68%(44 flights)
On-time by departure window
  • 6–9 AM74%(311 flights)
  • 9 AM–12 PM—(2 flights)
  • 12–3 PM—(1 flights)
  • 3–6 PM—(1 flights)
On-time trend by month
73%
May

Jun 60% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202560%30
July 202561%31
August 202568%31
September 202590%30
October 202577%31
November 202579%29
December 202581%31
January 202686%28
February 202665%26
March 202666%29
May 202673%11
Departures on time
80%
Diverted
0%
Flights flown
315
Months covered
12

Same route, other flights

Keep nerding

Based on 322 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.