US Flight Reliability Rankings
Data through July 2026
Curated leaderboards computed from 14,739,704 US DOT flight records, 2024-07–2026-07.
- Most Reliable US Airlines
US airlines ranked by share of flights arriving on time (less than 15 minutes late).
- Most Delayed US Airlines
US airlines ranked by lowest on-time arrival rate.
- US Airlines That Cancel the Most Flights
US airlines ranked by cancellation rate.
- Most Reliable Major US Airports
Major US airports (50k+ annual departures) ranked by on-time departure rate.
- Most Delayed Major US Airports
Major US airports ranked by worst on-time departure rate.
- Most-Cancelled US Flight Routes
US routes with the highest share of cancelled flights.
- Most Delayed US Flight Routes
US routes with the highest average arrival delay.
- Most Reliable Busy US Routes
High-frequency US routes with the best on-time arrival rates.
- Busiest US Flight Routes
The highest-volume US domestic routes, with reliability stats.
- The Best Airline on Each Major US Route
The most reliable carrier on each of the 20 busiest US routes.