Question : If punctuality is required for you to book a flight, which airline is your best bet?
Answer : The current leader is Executive Jet Management with a 100% on-time rate. Don't spend more time waiting in an airport than you have to and stick with Executive Jet Management on this route. Perfection is hard to come by, so hopefully it continues.
Question : What are the chances this flight will be delayed?
Answer : Flights from DCA to IAD are on time 55% of the time, ranking in the bottom 50% of the world. If a flight is late, expect an average of about half an hour added to your flight time.
Question : Which airline is struggling to get to Dulles on time?
Answer : If you decide to book your flight with United Airlines, keep an eye on your departure time. 80% of flights from Ronald Reagan National Airport (DCA) to Washington Dulles International Airport (IAD) are late.
Question : What's the likelihood of you being delayed on this route?
Answer : The best measurement of overall promptness combines both on-time percentage and total delay minutes. DCA to IAD currently has 2 stars out of 5, earning it one of the lower scores in the world.