What Month Has the Most Flight Cancellations?
January. Across the two full years in this data, January flights were cancelled 3.9% of the time on average — more than double the 1.6% national average and the highest of any…
The FlightRecord Blog
Plain-English guides to flight delays and on-time performance, backed by 14 million US DOT flight records — the best times to fly, why flights run late, and how to check any flight, route, or airport.
Is Flying Getting More or Less Reliable Over Time?
Slightly less reliable, over the most recent year measured. Comparing the two most recent 12-month windows in FlightRecord's data, 77.1% of US flights arrived on time between June…
Departure Delay vs. Arrival Delay: Why They're Not the Same
A flight can leave late and still land on time — or leave on time and still land late. At Baltimore/Washington (BWI), only 73.3% of flights depart on schedule, but 80.2% arrive on…
Why Your Flight Number Matters More Than Your Route
Often, a lot. On United's Cleveland-to-Newark route, the 8 a.m. departure (flight 2468) arrives on time 97.4% of the time, while the 6:51 p.m. departure (flight 1929) is on time…
Is Your Airline Getting Better or Worse Over Time?
Substantially, in some cases. Hawaiian Airlines was the most on-time major US carrier in its first six months of DOT data at 87.3% — over its most recent six months it has fallen…
Which Flights Get Diverted Most Often in the US?
Rarely, overall — just 0.28% of flights on routes with meaningful traffic are diverted to a different airport than scheduled. But that risk is 15 to 20 times higher on flights…