Key Takeaways
- In January 2024, Delta Air Lines recorded an on-time performance of 84.62% for all domestic operations, surpassing the industry average by 9.8 percentage points
- Southwest Airlines achieved 78.45% on-time arrivals in Q1 2024 across 1.2 million flights, with an average delay of 14 minutes when late
- American Airlines had 81.23% on-time rate for flights from Dallas/Fort Worth in 2023, handling 250,000 operations
- Spirit Airlines cancellation rate was 3.8% in summer 2023, highest among majors
- Frontier Airlines had 4.2% cancellations in Q2 2023, impacting 12,000 flights
- Allegiant Air's on-time rate dropped to 79.1% in 2023 due to mechanical issues
- Envoy Air (American regional) had 82.7% on-time for 150,000 flights in 2023
- SkyWest Airlines achieved 83.4% on-time serving United and Delta in 2023
- Republic Airways posted 80.1% on-time for American Eagle in Q4 2023
- Hartsfield-Jackson Atlanta (ATL) had 84.1% on-time arrivals in 2023, busiest US airport
- Dallas/Fort Worth (DFW) achieved 82.7% on-time for 700,000 operations in 2023
- Los Angeles (LAX) posted 78.4% on-time amid coastal fog delays 2023
- US airlines overall on-time rate was 80.2% in 2023, up from 75% in 2022
- Global on-time performance averaged 74.5% in 2023 per Cirium
- DOT reported 1.4% cancellation rate industry-wide Q4 2023
Delta Airlines led major US carriers in on-time performance while Spirit and Frontier lagged.






