(Percent on-time)
| Airport | 2004 | 2005 | ||
|---|---|---|---|---|
| Rank | On-time percentage | Rank | On-time percentage | |
| Salt Lake City, UT (Salt Lake City International) | 3 | 86.1 | 1 | 85.1 |
| Houston, TX (George Bush Intercontinental) | 1 | 87.2 | 2 | 85.0 |
| Cincinnati, OH (Cincinnati/Northern Kentucky International) | 21 | 80.6 | 3 | 83.7 |
| San Diego, CA (San Diego International) | 9 | 83.9 | 4 | 83.4 |
| Los Angeles, CA (Los Angeles International) | 6 | 85.0 | 5 | 83.2 |
| Pittsburgh, PA (Pittsburgh International) | 11 | 83.5 | 6 | 83.0 |
| Portland, OR (Portland International) | 7 | 84.8 | 7 | 83.0 |
| St. Louis, MO (Lambert-St. Louis International) | 12 | 83.5 | 8 | 82.8 |
| Washington, DC (Ronald Reagan Washington National) | 2 | 86.3 | 9 | 82.6 |
| San Francisco, CA (San Francisco International) | 4 | 85.3 | 10 | 82.2 |
| Denver, CO (Denver International) | 5 | 85.1 | 11 | 81.5 |
| Tampa, FL (Tampa International) | 10 | 83.9 | 12 | 81.2 |
| Washington, DC (International Airport at Dulles) | 27 | 80.1 | 13 | 80.4 |
| Charlotte, NC (Charlotte/Douglas International) | 13 | 83.1 | 14 | 80.3 |
| Orlando, FL (Orlando International) | 17 | 82.0 | 15 | 80.1 |
| Phoenix, AZ (Phoenix Sky Harbor International) | 28 | 79.3 | 16 | 79.7 |
| Fort Worth, TX (Dallas/Fort Worth International) | 20 | 80.8 | 17 | 79.7 |
| Minneapolis, MN (Minneapolis-St. Paul International/Wold-Chamberlain) | 8 | 84.7 | 18 | 79.5 |
| Baltimore, MD (Baltimore/Washington International) | 22 | 80.5 | 19 | 79.1 |
| Oakland, CA (Oakland International) | 16 | 82.0 | 20 | 79.1 |
| Boston, MA (General Edward Lawrence Logan International) | 15 | 82.1 | 21 | 78.6 |
| New York, NY (LaGuardia) | 18 | 81.8 | 22 | 77.9 |
| Detroit, MI (Detroit Metropolitan Wayne County) | 14 | 82.7 | 23 | 77.8 |
| Seattle, WA (Seattle-Tacoma International) | 24 | 80.2 | 24 | 77.4 |
| Chicago, IL (Chicago Midway International) | 30 | 77.7 | 25 | 77.3 |
| New York, NY (John F. Kennedy International) | 23 | 80.4 | 26 | 76.7 |
| Las Vegas, NV (Las Vegas McCarran International) | 29 | 77.9 | 27 | 76.6 |
| Miami, FL (Miami International) | 26 | 80.1 | 28 | 76.2 |
| Fort Lauderdale, FL (Fort Lauderdale/Hollywood International) | 19 | 81.4 | 29 | 75.7 |
| Newark, NJ (Newark Liberty International) | 25 | 80.2 | 30 | 74.9 |
| Chicago, IL (Chicago O'Hare International) | 33 | 72.8 | 31 | 73.7 |
| Atlanta, GA (Hartsfield-Jackson Atlanta International) | 31 | 76.1 | 32 | 73.2 |
| Philadelphia, PA (Philadelphia International) | 32 | 74.2 | 33 | 71.9 |
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, Office of Airline Information, Airline On-time Tables, Washington, DC: 2006, available at http://www.bts.gov/programs/airline_information/airline_ontime_tables/ as of Oct. 23, 2006.