FlightRecord

Key West (EYW) to Philadelphia (PHL): On-Time Performance

Data through May 2026

Key West (EYW) to Philadelphia (PHL) has an unusually high scrub rate — 3% of scheduled departures never left the gate, a cancellation rate several times the national figure. When flights do go, 69% land on time, below the national average of 78%. Republic Airways has been the safer pick, arriving on time 84% of the time.

On-time
69%
arrived <15 min late
Avg delay
43 min
completed flights
Cancelled
3.0%
Flights/day
1.4
last 12 months
Duration
3h 4m
scheduled
Distance
1,122 mi

Best airline from EYW to PHL

2 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Republic Airwaysmost reliable84%11 min2.7%405
American Airlines60%64 min3.2%634

Monthly on-time trend

Monthly on-time percentage for EYW to PHL flights50%75%100%June 2024: 63% on-time (28 flights)63Jun 2024July 2024: 46% on-time (26 flights)46August 2024: 40% on-time (23 flights)40September 2024: 85% on-time (28 flights)85Sep 2024October 2024: 94% on-time (54 flights)94November 2024: 79% on-time (58 flights)79December 2024: 73% on-time (57 flights)73Dec 2024January 2025: 69% on-time (62 flights)69February 2025: 69% on-time (56 flights)69March 2025: 62% on-time (59 flights)62Mar 2025April 2025: 82% on-time (60 flights)82May 2025: 63% on-time (35 flights)63June 2025: 60% on-time (30 flights)60Jun 2025July 2025: 45% on-time (31 flights)45August 2025: 55% on-time (31 flights)55September 2025: 80% on-time (30 flights)80Sep 2025October 2025: 71% on-time (31 flights)71November 2025: 83% on-time (50 flights)83December 2025: 75% on-time (55 flights)75Dec 2025January 2026: 69% on-time (54 flights)69February 2026: 60% on-time (52 flights)60March 2026: 68% on-time (62 flights)68Mar 2026April 2026: 61% on-time (36 flights)61May 2026: 65% on-time (31 flights)65

Best time to fly from EYW to PHL

Aim for departures around 12 p.m. (83% on-time); avoid 5 p.m. departures (57%).

On-time percentage by scheduled departure hour, EYW to PHL12 p.m.: 83% on-time (274 flights)122 p.m.: 82% on-time (158 flights)144 p.m.: 66% on-time (169 flights)165 p.m.: 57% on-time (420 flights)17scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday65%62 min
Tuesdaybest80%35 min
Wednesday74%43 min
Thursday78%25 min
Friday72%19 min
Saturday60%50 min
Sunday60%67 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft51%
  • Airline operations34%
  • National airspace system5%
  • Weather9%

Frequently asked questions

How often are flights from EYW to PHL delayed?
31% of EYW–PHL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 43 minutes.
Which airline is most reliable from EYW to PHL?
Republic Airways has the best on-time record on this route at 84%, based on 405 flights. 2 airlines flew EYW–PHL frequently enough to compare in this period.
What is the best time of day to fly from EYW to PHL?
Departures around 12 p.m. have the best record (83% on-time), while departures around 5 p.m. have the worst (57%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from EYW to PHL?
The scheduled EYW–PHL flight time averages 3h 4m over 1,122 miles. Actual arrival times vary — flights on this route land 15+ minutes late 31% of the time.
How often are EYW to PHL flights cancelled?
3% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
What is the worst month to fly from EYW to PHL?
August 2024 was the roughest month in this dataset, with only 40% of arrivals on time. The best was October 2024 at 94%. If your dates are flexible, that 54-point gap is worth planning around.

Based on 1,039 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.