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Route Reliability

ILM → Philadelphia

ILM–PHL · 414 miles · ILM Airport to Philadelphia International Airport

82
Pretty Reliable
WanderNerd Reliability Score
86%
Arrive within 15 minutes
1 min
Average arrival delay
3.1%
Cancelled
1,207
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 86% of the time across 1,207 flights. No comparison to make.

What the data says

Morning-you made the right choice.

ILM–PHL flights departing between 6–9 AM arrived on time 93% of the time, versus 77% between 3–6 PM.

Skip Monday if you can.

ILM–PHL flights arrived on time 91% of the time on Fridays. On Mondays: 82%.

Keep a backup plan handy.

This route was cancelled 3.1% of the time. Typical for U.S. flights is around 1–2%.

Trending in the right direction.

ILM–PHL flights arrived on time 91% of the time over the last three months in the data, compared with 84% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon82%(168 flights)
  • Tue89%(158 flights)
  • Wed88%(164 flights)
  • Thu85%(170 flights)
  • Fri91%(171 flights)
  • Sat85%(164 flights)
  • Sun83%(175 flights)
On-time by departure window
  • 6–9 AM93%(283 flights)
  • 9 AM–12 PM88%(266 flights)
  • 12–3 PM87%(248 flights)
  • 3–6 PM77%(128 flights)
  • 6–9 PM81%(245 flights)
On-time trend by month
87%
May

Jun 80% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%92
July 202579%95
August 202582%117
September 202591%102
October 202589%113
November 202587%83
December 202577%86
January 202688%84
February 202687%75
March 202690%93
April 202696%110
May 202687%120

Keep nerding

Based on 1,207 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.