Route
BOS → PHL
Boston Logan International Airport Philadelphia International Airport
How punctual is this route?
- On-time arrivals
- 76.0%
- Less than 15 minutes late
- Cancelled
- 3.5%
- Of scheduled flights
- Average delay when late
- 92 min
- Flights arriving 15+ minutes late
- Flights tracked
- 5,036
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 56%
- Airline (crew, maintenance, cleaning) 26%
- Air traffic control & airport 16%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 76.9% | 428 |
| October 2025 | 67.5% | 462 |
| November 2025 | 84.3% | 407 |
| December 2025 | 76.1% | 364 |
| January 2026 | 78.7% | 365 |
| February 2026 | 79.1% | 362 |
| March 2026 | 72.9% | 429 |
| April 2026 | 76.1% | 419 |
| May 2026 | 79.4% | 437 |
| June 2026 | 79.9% | 458 |
| July 2026 | 69.0% | 441 |
| August 2026 | 74.5% | 464 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| American Airlines | 2,288 | 76.2% | 2.8% | 114 min |
| Republic Airways | 1,824 | 78.4% | 4.2% | 75 min |
| JetBlue Airways | 892 | 70.7% | 3.6% | 72 min |
| Frontier Airlines | 32 | 81.2% | 0.0% | 75 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
YX5845
11% late · 345 flights
-
YX5714
33% late · 236 flights
-
YX5706
23% late · 228 flights
-
AA1776
28% late · 217 flights
-
YX5805
15% late · 191 flights
-
AA2764
10% late · 176 flights
-
AA2096
12% late · 172 flights
-
B6359
41% late · 159 flights
-
B62459
41% late · 158 flights
-
AA690
9% late · 148 flights
-
B61159
7% late · 147 flights
-
AA1146
5% late · 146 flights
-
AA1147
56% late · 106 flights
-
AA2783
17% late · 103 flights
-
AA3309
43% late · 101 flights
-
YX5852
22% late · 100 flights
-
B6859
32% late · 96 flights
-
B6159
12% late · 94 flights
-
YX5860
45% late · 94 flights
-
YX4561
16% late · 91 flights
-
YX4717
18% late · 90 flights
-
AA1540
5% late · 83 flights
-
B6759
30% late · 78 flights
-
AA3225
11% late · 75 flights
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