May-June 2011 Regularly Scheduled Flights with More than 50% Delayed Arrivals of More than 30 Minutes
| Carrier | Flight Number | Month | Origin-Dest | Scheduled Departure Time | Total Operations (minimum of 10 per month)* | Number Not On-Time* | Percent Not On-Time* | Average Minutes of Delay (30 min late flights only)** |
|---|---|---|---|---|---|---|---|---|
| American | 1869 | May | ORD-STL | 2105 | 31 | 18 | 58.1 | 83 |
| American | 1869 | Jun | ORD-STL | 2055 | 27 | 14 | 51.9 | 88 |
| Atlantic Southeast | 5365 | May | ATL-HPN | 1610 | 22 | 12 | 54.6 | 80 |
| Atlantic Southeast | 5130 | Jun | ATL-HPN | 1604 | 25 | 13 | 52.0 | 77 |
| ExpressJet | 2741 | May | CVG-EWR | 1830 | 26 | 16 | 61.5 | 105 |
| ExpressJet | 2741 | Jun | CVG-EWR | 1833 | 26 | 16 | 61.5 | 63 |
| ExpressJet | 2533 | May | DTW-EWR | 1716 | 24 | 13 | 54.2 | 128 |
| ExpressJet | 2533 | Jun | DTW-EWR | 1716 | 29 | 16 | 55.2 | 98 |
| ExpressJet | 2747 | May | EWR-BNA | 2050 | 26 | 15 | 57.7 | 85 |
| ExpressJet | 2747 | Jun | EWR-BNA | 2040 | 29 | 15 | 51.7 | 88 |
| ExpressJet | 2548 | May | EWR-DTW | 1738 | 24 | 13 | 54.2 | 106 |
| ExpressJet | 2360 | Jun | EWR-DTW | 1738 | 29 | 16 | 55.2 | 67 |
| ExpressJet | 3073 | May | GRR-EWR | 1910 | 25 | 14 | 56.0 | 94 |
| ExpressJet | 3073 | Jun | GRR-EWR | 1913 | 26 | 14 | 53.9 | 98 |
| ExpressJet | 2019 | May | STL-EWR | 1656 | 22 | 12 | 54.6 | 104 |
| ExpressJet | 2529 | Jun | STL-EWR | 1653 | 28 | 15 | 53.6 | 89 |
| JetBlue | 1179 | May | BOS-EWR | 1820 | 24 | 14 | 58.3 | 97 |
| JetBlue | 1179 | Jun | BOS-EWR | 1834 | 28 | 16 | 57.1 | 142 |
| JetBlue | 1017 | May | BOS-JFK | 1850 | 28 | 16 | 57.1 | 106 |
| JetBlue | 1017 | Jun | BOS-JFK | 1850 | 30 | 17 | 56.7 | 97 |
Source: Bureau of Transportation Statistics, Airline On-Time Data
* Includes canceled and diverted flights
** For flights late more than 30 minutes only. Excludes canceled and diverted flights