Best Time to Fly PBI to PHL: On-Time Stats by Hour & Airline
Palm Beach International → Philadelphia International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 77.4% of West Palm Beach/Palm Beach (PBI) to Philadelphia (PHL) flights arrived on time (1,553 scheduled flights). That is in line with the national average of 77.6%.
Among 2 airlines, American Airlines led with 81.7% on time and Frontier Airlines was last with 58.1%.
Over 24 months, Tuesday was the most reliable day (83% on time) and August the worst month (58%).
The cancellation rate was 2.2% (US average 1.8%).
PBI to PHL on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| American Airlines | 81.7% | 123 min | 2.1% | 1,267 |
| Frontier Airlines | 58.1% | 103 min | 2.6% | 272 |
| Republic Airways | Limited data | 14 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly PBI to PHL
On-time arrival % by scheduled departure hour (local time), 3,246 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 2 | |
| 6am–7am | 92.7% | 2.5% | 279 |
| 7am–8am | 95.3% | 3.9% | 463 |
| 8am–9am | Limited data | 2 | |
| 9am–10am | 72.9% | 3.4% | 88 |
| 10am–11am | 83.3% | 1.5% | 341 |
| 11am–12pm | 70.7% | 1.2% | 83 |
| 12pm–1pm | 73.1% | 1.6% | 503 |
| 1pm–2pm | 75.9% | 0.0% | 113 |
| 2pm–3pm | 63.3% | 2.3% | 348 |
| 3pm–4pm | 64.4% | 2.2% | 138 |
| 4pm–5pm | 54.5% | 2.4% | 126 |
| 5pm–6pm | 65.2% | 2.2% | 500 |
| 6pm–7pm | 56.0% | 3.5% | 87 |
| 7pm–8pm | Limited data | 25 | |
| 8pm–9pm | 56.4% | 2.5% | 80 |
| 9pm–10pm | 71.7% | 0.0% | 53 |
| 10pm–11pm | Limited data | 15 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on PBI to PHL
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 78.3% | +2.0 pts | 0.0% | 60 |
| Christmas & New Year (Dec 20 - Jan 3) | 69.0% | -7.4 pts | 1.1% | 189 |
| Summer peak (Jun 15 - Aug 15) | 65.3% | -11.1 pts | 5.3% | 431 |
| All other days | 76.4% | — | 1.9% | 2,566 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).