Philadelphia (PHL) to West Palm Beach/Palm Beach (PBI): On-Time Performance
Data through May 2026
The calendar drives reliability on PHL–PBI. May 2026 flights landed on schedule 89% of the time, but June 2025 dropped to 54% — a gap of 35 points. Across the full period the route averages 71% on-time against a national 78%. Morning departures also hold up better than evening ones (78% vs 64%), which matters most in the rough months.
- On-time
- 71%
- arrived <15 min late
- Avg delay
- 23 min
- completed flights
- Cancelled
- 2.5%
- Flights/day
- 4.2
- last 12 months
- Duration
- 2h 49m
- scheduled
- Distance
- 951 mi
Best airline from PHL to PBI
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| American Airlinesmost reliable | 73% | 23 min | 2.4% | 2,594 |
| Frontier Airlines | 67% | 24 min | 2.7% | 640 |
Monthly on-time trend
Best time to fly from PHL to PBI
Aim for departures around 7 a.m. (85% on-time); avoid 5 p.m. departures (60%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 69% | 25 min |
| Tuesday | 78% | 17 min |
| Wednesdaybest | 80% | 12 min |
| Thursday | 65% | 32 min |
| Friday | 66% | 25 min |
| Saturday | 75% | 22 min |
| Sunday | 69% | 27 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft49%
- Airline operations22%
- National airspace system25%
- Weather3%
Frequently asked questions
- How often are flights from PHL to PBI delayed?
- 29% of PHL–PBI 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 23 minutes.
- Which airline is most reliable from PHL to PBI?
- American Airlines has the best on-time record on this route at 73%, based on 2,594 flights. 2 airlines flew PHL–PBI frequently enough to compare in this period.
- What is the best time of day to fly from PHL to PBI?
- Departures around 7 a.m. have the best record (85% on-time), while departures around 5 p.m. have the worst (60%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PHL to PBI?
- The scheduled PHL–PBI flight time averages 2h 49m over 951 miles. Actual arrival times vary — flights on this route land 15+ minutes late 29% of the time.
- How often are PHL to PBI flights cancelled?
- 2.5% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
- What is the worst month to fly from PHL to PBI?
- June 2025 was the roughest month in this dataset, with only 54% of arrivals on time. The best was May 2026 at 89%. If your dates are flexible, that 35-point gap is worth planning around.
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Based on 3,242 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.