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January 2011 Regularly Scheduled Flights with More than 50% Delayed Arrivals of More than 30 Minutes

January 2011 Regularly Scheduled Flights with More than 50% Delayed Arrivals of More than 30 Minutes

Ranked by Percent of Flight Operations Not Arriving On-Time

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Rank Carrier Flight Number Month Origin-Dest Scheduled Departure Time Number of Operations (minimum of 10 per month) Number of Flight Operations Not Arriving On-Time* Percent of Flight Operations Not Arriving On-Time* Average Number of Minutes of Delay (30 min late flights only)**
1 SkyWest 4874 Jan SDF-MSP 1305 27 21 77.78 66
2 SkyWest 6652 Jan SFO-MOD 937 30 23 76.67 87
3 Atlantic Southeast 5239 Jan DCA-BOS 655 18 13 72.22 106
4 Atlantic Southeast 5234 Jan ATL-FNT 1155 14 10 71.43 83
5 American 949 Jan MCO-MIA 1655 31 21 67.74 65
6 SkyWest 6263 Jan SFO-FAT 1009 31 21 67.74 98
7 SkyWest 6652 Jan MOD-SFO 1057 30 20 66.67 97
8 Atlantic Southeast 5089 Jan DTW-BDL 2140 23 15 65.22 66
9 SkyWest 6598 Jan SMF-SFO 822 31 20 64.52 91
10 Southwest 951 Jan SLC-SEA 1710 22 14 63.64 54
11 Atlantic Southeast 5248 Jan BOS-DCA 935 19 12 63.16 83
12 Southwest 951 Jan SEA-SMF 1845 26 16 61.54 56
13 American 1245 Jan MCO-MIA 1800 31 19 61.29 57
14 JetBlue 383 Jan LGA-FLL 2145 31 19 61.29 83
15 Atlantic Southeast 4999 Jan ATL-OMA 1915 18 11 61.11 155
16 Southwest 32 Jan MDW-PIT 1915 23 14 60.87 59
17 ExpressJet 5953 Jan ORD-MCI 2010 20 12 60.00 87
18 JetBlue 14 Jan FLL-JFK 1655 30 18 60.00 72
19 SkyWest 4655 Jan MSP-RST 1905 24 14 58.33 67
20 SkyWest 6395 Jan ORD-BOI 2037 24 14 58.33 91
21 AirTran 367 Jan LGA-ATL 1629 28 16 57.14 63
22 Atlantic Southeast 5234 Jan FNT-ATL 1416 14 8 57.14 90
23 JetBlue 453 Jan BOS-FLL 925 30 17 56.67 65
24 JetBlue 11 Jan JFK-FLL 2125 16 9 56.25 92
25 Southwest 395 Jan DEN-GEG 2030 25 14 56.00 54
26 SkyWest 4520 Jan DAY-MSP 1334 27 15 55.56 59
27 JetBlue 132 Jan RSW-JFK 1730 20 11 55.00 79
28 Southwest 2645 Jan BOS-BWI 1850 20 11 55.00 98
29 Southwest 2631 Jan MDW-BUF 2045 20 11 55.00 59
30 American 1267 Jan MIA-SJU 1640 31 17 54.84 76
31 American 1692 Jan SJU-JFK 2115 31 17 54.84 74
32 Delta 347 Jan IND-ATL 1718 31 17 54.84 54
33 JetBlue 447 Jan BOS-TPA 1735 31 17 54.84 78
34 JetBlue 378 Jan FLL-LGA 1807 31 17 54.84 80
35 JetBlue 381 Jan LGA-FLL 1829 31 17 54.84 81
36 SkyWest 6263 Jan FAT-SFO 1132 31 17 54.84 113
37 Atlantic Southeast 5525 Jan DSM-ATL 1732 22 12 54.55 92
38 Delta 1390 Jan LGA-BOS 1630 22 12 54.55 62
39 SkyWest 6283 Jan ORD-DTW 1603 24 13 54.17 64
40 Southwest 1848 Jan BNA-RDU 1910 24 13 54.17 61
41 Atlantic Southeast 5258 Jan BOS-DCA 1435 26 14 53.85 48
42 JetBlue 1257 Jan BOS-IAD 1835 26 14 53.85 70
43 SkyWest 4885 Jan MSP-SDF 1540 26 14 53.85 64
44 SkyWest 4850 Jan GFK-MSP 1505 30 16 53.33 93
45 SkyWest 6747 Jan SFO-SMF 950 30 16 53.33 94
46 SkyWest 6747 Jan SMF-SFO 1050 30 16 53.33 95
47 JetBlue 633 Jan BOS-SFO 915 19 10 52.63 70
48 JetBlue 493 Jan BOS-SEA 1750 21 11 52.38 62
49 Atlantic Southeast 5383 Jan ATL-OKC 1545 23 12 52.17 90
50 Delta 1204 Jan JAC-SLC 700 23 12 52.17 80
51 JetBlue 1251 Jan BOS-IAD 830 23 12 52.17 61
52 JetBlue 1231 Jan BOS-RDU 1836 23 12 52.17 74
53 JetBlue 1289 Jan BOS-RIC 1905 23 12 52.17 87
54 Southwest 572 Jan PHL-BOS 1610 23 12 52.17 88
55 Atlantic Southeast 5389 Jan DTW-TUL 2010 25 13 52.00 77
56 Atlantic Southeast 5012 Jan OKC-DTW 1735 25 13 52.00 88
57 Southwest 931 Jan DEN-BOI 2030 25 13 52.00 61
58 JetBlue 1245 Jan BOS-CLT 930 27 14 51.85 81
59 SkyWest 6390 Jan FAT-SFO 745 27 14 51.85 102
60 SkyWest 4846 Jan ICT-MEM 1640 27 14 51.85 100
61 SkyWest 4767 Jan MSP-SDF 955 27 14 51.85 55
62 American Eagle 3827 Jan ATL-ORD 1145 31 16 51.61 67
63 Delta 2442 Jan ATL-EWR 1352 31 16 51.61 52
64 Delta 2843 Jan EWR-ATL 1800 31 16 51.61 89
65 JetBlue 562 Jan FLL-SWF 1925 31 16 51.61 95
66 JetBlue 662 Jan MCO-BUF 1824 31 16 51.61 90
67 SkyWest 6329 Jan ACV-SFO 846 31 16 51.61 90

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