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Route Reliability

Philadelphia → SBY

PHL–SBY · 107 miles · Philadelphia International Airport to SBY Airport

74
Usually Fine
WanderNerd Reliability Score
79%
Arrive within 15 minutes
8 min
Average arrival delay
2.1%
Cancelled
528
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 79% of the time across 528 flights. No comparison to make.

What the data says

The late departure is the smart one here.

PHL–SBY flights departing between 6–9 PM arrived on time 87% of the time, versus 76% between 3–6 PM.

Thursdays have been rough.

PHL–SBY flights arrived on time 86% of the time on Wednesdays and just 71% on Thursdays. That gap is worth planning around.

Flights on this route

The breakdown

On-time by weekday
  • Mon81%(79 flights)
  • Tue86%(55 flights)
  • Wed86%(77 flights)
  • Thu71%(78 flights)
  • Fri75%(75 flights)
  • Sat77%(66 flights)
  • Sun80%(81 flights)
On-time by departure window
  • 12–3 PM83%(29 flights)
  • 3–6 PM76%(177 flights)
  • 6–9 PM87%(86 flights)
  • 9 PM–12 AM78%(219 flights)
On-time trend by month
97%
May

Jun 53% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202553%49
July 202550%54
August 202582%56
September 202593%45
October 202579%52
November 202585%46
December 202581%43
January 202693%30
February 202692%24
March 202680%49
April 202691%34
May 202697%29

Keep nerding

Based on 528 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.