Airports › Detroit (DTW) › July 2025
Airport month · July 2025
Detroit Metro Wayne County in July 2025
BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.
In July 2025, reporting carriers scheduled 11,248 domestic departures from Detroit Metro Wayne County (DTW). 72.4% left less than 15 minutes late and 71.4% reached their destination on time; 2.0% were cancelled.
Nationally that month, 69.7% of flights departed on time and 69.0% arrived on time, so DTW departures were 2.7 points above the national departure figure.
A year earlier, in July 2024, the airport had 11,751 departures with 70.5% leaving on time: a change of +1.9 points, with flights down 4%.
Flights arriving at DTW that month were on time 72.7% of the time (11,248 scheduled arrivals).
Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 46%, late-arriving aircraft 23% and national aviation system 22%.
- On time 71.4%
- Arrived 15+ minutes late 26.3%
- Cancelled 2.0%
- Diverted 0.3%
July 2025 against a year earlier, the airport's year and the nation
| Measure | Jul 2025 | Jul 2024 | DTW, 12 months to Jul 2026 | All reported flights, Jul 2025 |
|---|---|---|---|---|
| Departed on time | 72.4% | 70.5% | 77.3% | 69.7% |
| Arrived on time | 71.4% | 69.9% | 75.4% | 69.0% |
| Cancelled | 2.0% | 4.1% | 1.9% | 2.5% |
| Average departure delay (late minutes only) | 22.7 min | 23.6 min | 17.7 min | 24.3 min |
| Scheduled departures a day | 375 | 392 | 334 | 21,048 |
| Scheduled departures | 11,248 | 11,751 | 121,889 | 631,428 |
Airlines that month
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| DL Delta Air Lines | 5,431 | 48% | 70.8% | 15.0 min | 1.5% |
| OO SkyWest Airlines | 2,350 | 21% | 68.9% | 22.2 min | 0.9% |
| NK Spirit Airlines | 1,180 | 10% | 80.3% | 4.3 min | 1.3% |
| YX Republic Airline | 636 | 6% | 70.0% | 16.0 min | 7.4% |
| AA American Airlines | 460 | 4% | 74.1% | 12.4 min | 1.7% |
| WN Southwest Airlines | 384 | 3% | 72.1% | 11.7 min | 1.6% |
| UA United Airlines | 243 | 2% | 72.0% | 17.9 min | 3.3% |
| F9 Frontier Airlines | 183 | 2% | 71.6% | 5.0 min | 1.6% |
| OH PSA Airlines | 121 | 1% | 60.3% | 37.8 min | 13.2% |
| B6 JetBlue Airways | 113 | 1% | 70.8% | 27.5 min | 7.1% |
| MQ Envoy Air | 85 | 1% | 54.1% | 28.5 min | 5.9% |
| AS Alaska Airlines | 62 | 1% | 69.4% | 13.4 min | 1.6% |
Busiest routes that month
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| DTW–ORD | Detroit to Chicago | 536 | 66.2% | 22.7 min | 2.2% |
| DTW–ATL | Detroit to Atlanta | 443 | 69.3% | 17.8 min | 0.2% |
| DTW–EWR | Detroit to Newark | 355 | 55.5% | 27.5 min | 12.7% |
| DTW–LGA | Detroit to New York | 338 | 67.2% | 15.2 min | 8.6% |
| DTW–DFW | Detroit to Dallas/Fort Worth | 334 | 71.6% | 13.0 min | 1.5% |
| DTW–CLT | Detroit to Charlotte | 314 | 78.7% | 4.9 min | 1.6% |
| DTW–MCO | Detroit to Orlando | 303 | 70.6% | 8.1 min | 0.7% |
| DTW–DEN | Detroit to Denver | 288 | 71.2% | 16.4 min | 1.4% |
| DTW–PHL | Detroit to Philadelphia | 281 | 62.6% | 31.1 min | 3.6% |
| DTW–LAX | Detroit to Los Angeles | 262 | 80.5% | 4.1 min | 0.4% |
| DTW–BOS | Detroit to Boston | 250 | 64.4% | 21.5 min | 4.4% |
| DTW–LAS | Detroit to Las Vegas | 249 | 76.3% | 3.9 min | 0.4% |
By scheduled departure hour
Delay causes
Questions and answers
How many flights left DTW on time in July 2025?
72.4% of 11,248 scheduled domestic departures left less than 15 minutes late, and 71.4% reached their destination on time. The national figures that month were 69.7% and 69.0%.
How does that compare with a year earlier?
In July 2024, 70.5% of 11,751 departures left on time and 4.1% were cancelled, against 72.4% and 2.0% in July 2025.
Provenance
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for July 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for DTW · methodology · corrections.