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Route Reliability

Key West → Philadelphia

EYW–PHL · 1,122 miles · Key West International Airport to Philadelphia International Airport

48
Bring Snacks
WanderNerd Reliability Score
69%
Arrive within 15 minutes
31 min
Average arrival delay
2.8%
Cancelled
493
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 69% of the time across 493 flights. No comparison to make.

What the data says

The 12–3 PM departure wins.

EYW–PHL flights departing between 12–3 PM arrived on time 82% of the time, versus 60% between 3–6 PM.

Saturdays have been rough.

EYW–PHL flights arrived on time 76% of the time on Tuesdays and just 57% on Saturdays. That gap is worth planning around.

Slipping a little lately.

EYW–PHL flights arrived on time 66% of the time over the last three months in the data, compared with 69% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon67%(67 flights)
  • Tue76%(62 flights)
  • Wed73%(60 flights)
  • Thu76%(70 flights)
  • Fri74%(73 flights)
  • Sat57%(70 flights)
  • Sun58%(69 flights)
On-time by departure window
  • 9 AM–12 PM—(1 flights)
  • 12–3 PM82%(182 flights)
  • 3–6 PM60%(288 flights)
On-time trend by month
65%
May

Jun 64% → May 65% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202564%28
July 202547%30
August 202561%28
September 202583%30
October 202571%31
November 202583%47
December 202575%55
January 202669%49
February 202663%46
March 202668%60
April 202664%36
May 202665%31

Keep nerding

Based on 493 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.