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Flight Delays: The Worst U.S. Airports

Waiting in the Wings

This year, domestic flight delays are set to reach levels not seen since 2000. To help you navigate the country's increasingly congested hubs—especially so during the holidays—we've mapped out the 20 airports in the United States with the heaviest delays and noted the worst hours to travel through each. The best times to fly are, across the board, early morning and after 11pm. Below, you'll also find a list of domestic flights to avoid—those with the least chance of arriving on time.

Flight Delays: The Worst U.S. Airports

Percentage of all departures that are delayed at these major domestic airports, and the hour when the percentage of delayed flights is at its peak*

31%
Philadelphia
6-7 P.M. 49%

27%
Atlanta
9-10 P.M. 42%

27%
Chicago (O'Hare)
10-11 P.M. 44%

26%
Fort Lauderdale
9-10 P.M. 45%

25%
New York (JFK)
10-11 P.M. 39%

24%
Newark
9-10 P.M. 61%

24%
Las Vegas
9-10 P.M. 38%

24%
Seattle
8-9 P.M. 42%

23%
Miami
9-10 P.M. 44%

22%
Boston
7-8 P.M. 36%

22%
New York (LaGuardia)
9-10 P.M. 41%

22%
Washington (Dulles)
9-10 P.M. 33%

22%
Charlotte
9-10 P.M. 31%

22%
Chicago (Midway)
6-7 P.M. 39%

22%
Phoenix
8-9 P.M. 32%

21%
Baltimore (BWI)
10-11 P.M. 43%

21%
Detroit
8-9 P.M. 32%

20%
Orlando
6-7 P.M. 32%

20%
Dallas-Fort Worth
7-8 P.M. 30%

20%
Oakland
6-7 P.M. 33%

Hall of Shame

The five domestic flights with the worst on-time arrival records, plus five other popular routes that are also frequently delayed**

RANK AIRLINE FLIGHT
NUMBER
ROUTE % OF FLIGHTS
ARRIVING LAT
E
AVERAGE LENGTH
OF DELAY
1 AirTran 576 Atlanta to Newark 73.2 85.2 minutes
2 ExpressJet+ 3257 Rochester to Newark 73.0 65.2
3 Comair+ 5442 Newark to Cincinnati 72.1 63.4
4 AirTran 340 Atlanta to Philadelphia 68.5 78.2
5 American 1468 Fort Lauderdale to LaGuardia 67.9 72.4
Honorable Mentions
16 Delta 222 Atlanta to LaGuardia 63.2 61.0
19 US Airways 11 Philadelphia to Los Angeles 62.4 61.5
20 American 2278 Miami to New York JFK 62.3 101.5
23 Delta 466 New York JFK to San Francisco 61.5 55.8
25 Alaska 329 Los Angeles to San Francisco 61.0 45.6

* A flight departing 15 minutes or more after the scheduled departure time is considered delayed. Figures are from January through July 2005 and are provided by the Bureau of Transportation Statistics

** A flight arriving 15 minutes or more after scheduled arrival time is considered delayed. Figures are from August 2004 through July 2005 and are provided by the Bureau of Transportation Statistics

+ ExpressJet is a Continental carrier; Comair is a Delta carrier

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