US flight punctuality: September 2025
In September 2025, 83.4% of 562,439 US domestic flights arrived within 15 minutes of schedule, up 5.9 points on the month before. 0.5% were cancelled, and flights arrived 2 minutes late on average. Hawaiian Airlines was the most punctual airline at 88.4%, and American Airlines the least at 79.1%. Alaska Airlines improved the most, up 10.8 points.
Airlines ranked by on-time arrivals
| Airline | On time | Change | Cancelled | Average delay | Flights | |
|---|---|---|---|---|---|---|
| 1 | Hawaiian Airlines HA | 88.4% | +2.7 | 0.2% | +2 min | 6,428 |
| 2 | Delta Air Lines DL | 87.6% | +4.6 | 0.1% | -2 min | 84,875 |
| 3 | SkyWest Airlines OO | 84.7% | +5.5 | 0.4% | +1 min | 69,406 |
| 4 | Spirit Airlines NK | 84.2% | +6.6 | 0.9% | +1 min | 15,058 |
| 5 | Envoy Air MQ | 84.1% | +5.3 | 0.8% | +2 min | 25,170 |
| 6 | PSA Airlines OH | 83.7% | +7.7 | 0.8% | +2 min | 19,218 |
| 7 | Alaska Airlines AS | 83.6% | +10.8 | 0.6% | -1 min | 20,747 |
| 8 | Republic Airways YX | 83.3% | -0.1 | 1.4% | +1 min | 28,284 |
| 9 | United Airlines UA | 83% | +6.5 | 0.3% | +2 min | 67,550 |
| 10 | Allegiant Air G4 | 83% | +7 | 0% | +4 min | 6,925 |
| 11 | Southwest Airlines WN | 83% | +4.4 | 0.2% | +3 min | 110,361 |
| 12 | Frontier Airlines F9 | 79.6% | +9.1 | 0.3% | +6 min | 14,896 |
| 13 | JetBlue Airways B6 | 79.2% | +3.9 | 0.6% | +4 min | 16,215 |
| 14 | American Airlines AA | 79.1% | +9.6 | 1.2% | +8 min | 77,306 |
Airlines with at least 1,000 flights in the month. Change is in percentage points against the month before.
Most punctual busy routes
- Raleigh-durham to Atlanta401 flights95.5%
- Honolulu to Hilo496 flights95%
- St. Louis to Atlanta317 flights95%
- Honolulu to Kona570 flights94.9%
- Honolulu to Kahului853 flights94.6%
- Hilo to Honolulu496 flights94.6%
- Kona to Honolulu570 flights94.5%
- New Orleans to Atlanta304 flights94.1%
- Kahului to Honolulu853 flights93.3%
- Jacksonville to Atlanta303 flights93.1%
Least punctual busy routes
- Denver to Boston333 flights51.4%
- Newark to Boston336 flights54%
- Dallas-Fort Worth to Boston313 flights54.6%
- Chicago to Boston660 flights56.2%
- Charlotte to Boston318 flights60.1%
- Philadelphia to Boston427 flights60.7%
- Washington to Boston761 flights60.7%
- Las Vegas to San Francisco513 flights63.2%
- New York to Boston634 flights65.3%
- New York to Boston547 flights66.2%
Most punctual airports
- Honolulu (HNL)4,480 departures91.4%
- Salt Lake City (SLC)9,344 departures88.2%
- Memphis (MEM)2,059 departures87.5%
- Tampa (TPA)5,502 departures87.1%
- Detroit (DTW)10,014 departures87.1%
- Washington Dulles (IAD)4,815 departures86.8%
- Atlanta (ATL)25,839 departures86.5%
- Pittsburgh (PIT)3,672 departures86.2%
- Houston (HOU)4,452 departures86.1%
- New Orleans (MSY)3,619 departures85.9%
Least punctual airports
- Boston (BOS)11,597 departures75.7%
- Dallas-Fort Worth (DFW)25,641 departures77.4%
- Washington (DCA)11,822 departures77.9%
- Miami (MIA)7,573 departures78.6%
- Las Vegas (LAS)14,399 departures78.8%
- Chicago O'Hare (ORD)28,867 departures79.2%
- Denver (DEN)26,548 departures79.4%
- New York (JFK)8,567 departures81.8%
- San Diego (SAN)7,875 departures81.9%
- Dallas Love Field (DAL)5,518 departures82%
Most punctual flights
- DL2332Sarasota to Atlanta100%
- DL2270Atlanta to Philadelphia100%
- DL1766Minneapolis to Portland100%
- DL1374Atlanta to Louisville100%
- DL1119Savannah to Detroit100%
- DL1743Atlanta to Knoxville100%
- DL1595Reno to Salt Lake City100%
- AA2442Charlotte to Buffalo100%
- DL1279Raleigh-durham to Tampa100%
- DL2415Minneapolis to Portland100%
Least punctual flights
- UA1047Washington to Boston12%
- WN1274Raleigh-durham to Las Vegas15.4%
- WN3241Dallas to Phoenix18.4%
- B61214Dallas-Fort Worth to Boston19.2%
- B62954Washington to Boston19.2%
- WN882Boston to St. Louis20.7%
- NK1301Boston to Fort Lauderdale23.1%
- DL2676Boston to Chicago23.1%
- DL816San Antonio to Boston23.3%
- B6318New York to Boston24.1%
Routes with at least 300 flights, airports with at least 2,000 departures and flight numbers with at least 25 flights in September 2025.
About this report
Figures cover every domestic flight by a large US airline in September 2025, from the US Bureau of Transportation Statistics (public domain). On time means arriving within 15 minutes of schedule; see how we measure punctuality. Look up any flight, route or airport in flight stats, and embed a live badge on your own site from any of those pages.
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