Route
PHL → DTW
Philadelphia International Airport Detroit Metropolitan Wayne County Airport
How punctual is this route?
- On-time arrivals
- 79.1%
- Less than 15 minutes late
- Cancelled
- 3.9%
- Of scheduled flights
- Average delay when late
- 102 min
- Flights arriving 15+ minutes late
- Flights tracked
- 3,000
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 41%
- Airline (crew, maintenance, cleaning) 38%
- Air traffic control & airport 14%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 88.7% | 267 |
| October 2025 | 86.5% | 282 |
| November 2025 | 80.5% | 239 |
| December 2025 | 65.6% | 232 |
| January 2026 | 73.5% | 219 |
| February 2026 | 78.0% | 212 |
| March 2026 | 86.4% | 220 |
| April 2026 | 82.6% | 233 |
| May 2026 | 85.9% | 248 |
| June 2026 | 79.7% | 251 |
| July 2026 | 70.9% | 282 |
| August 2026 | 70.6% | 315 |
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 |
|---|---|---|---|---|
| Delta Air Lines | 1,582 | 82.3% | 2.5% | 109 min |
| OH | 1,010 | 74.0% | 7.0% | 87 min |
| American Airlines | 107 | 86.8% | 0.9% | 66 min |
| Frontier Airlines | 92 | 69.7% | 3.3% | 68 min |
| NK | 82 | 85.2% | 1.2% | 129 min |
| SkyWest Airlines | 71 | 66.7% | 2.8% | 224 min |
| Republic Airways | 56 | 83.9% | 0.0% | 94 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL1540
9% late · 365 flights
-
DL2968
11% late · 340 flights
-
DL1391
32% late · 239 flights
-
DL1686
25% late · 227 flights
-
DL2331
12% late · 156 flights
-
OH5169
21% late · 118 flights
-
DL2189
18% late · 110 flights
-
OH5079
32% late · 110 flights
-
DL2985
24% late · 109 flights
-
F92021
30% late · 92 flights
-
OH5448
39% late · 88 flights
-
OH5636
24% late · 76 flights
-
OH5480
24% late · 63 flights
-
OH5167
38% late · 62 flights
-
NK1527
12% late · 59 flights
-
OH5257
22% late · 54 flights
-
OH5538
16% late · 53 flights
-
OH5219
9% late · 44 flights
-
OH5220
14% late · 44 flights
-
OH5319
18% late · 34 flights
-
OH5427
45% late · 34 flights
-
AA2386
19% late · 33 flights
-
AA1557
12% late · 32 flights
-
OH5530
16% late · 32 flights
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