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August 2012 Regularly Scheduled Flights with More than 50% Delayed Arrivals of More than 30 Minutes

August 2012 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 Mesa 1058 Aug HNL-KOA 1800 12 11 91.67 79
2 Mesa 1059 Aug KOA-HNL 1900 12 11 91.67 81
3 SkyWest 6359 Aug PDX-SFO 716 13 11 84.62 56
4 Mesa 1052 Aug HNL-LIH 1600 12 10 83.33 101
5 Mesa 1053 Aug LIH-HNL 1700 12 10 83.33 104
6 ExpressJet 3833 Aug ATL-EWR 1551 11 9 81.82 158
7 American 1808 Aug DFW-PBI 1805 10 8 80.00 63
8 Delta 1478 Aug BHM-ATL 1715 11 8 72.73 135
9 Southwest 2857 Aug BWI-ATL 1600 11 8 72.73 65
10 Southwest 1890 Aug MCI-BWI 1800 18 13 72.22 93
11 Southwest 642 Aug SFO-SNA 1040 18 13 72.22 70
12 Southwest 642 Aug LAS-SFO 825 21 15 71.43 83
13 SkyWest 5435 Aug CEC-SFO 851 31 22 70.97 102
14 ExpressJet 5889 Aug DTW-ORD 1813 10 7 70.00 128
15 ExpressJet 4930 Aug MSP-EWR 1528 13 9 69.23 84
16 ExpressJet 4299 Aug DCA-EWR 1745 29 20 68.97 110
17 ExpressJet 4195 Aug ALB-EWR 1750 19 13 68.42 95
18 ExpressJet 3837 Aug PHL-EWR 1805 22 15 68.18 109
19 ExpressJet 5928 Aug CLT-ORD 1852 12 8 66.67 127
20 Southwest 206 Aug PHX-DEN 1835 12 8 66.67 57
21 Southwest 1890 Aug SFO-LAS 1045 20 13 65.00 87
22 Alaska 220 Aug SEA-SFO 720 31 20 64.52 86
23 ExpressJet 4129 Aug DCA-EWR 1429 31 20 64.52 90
24 SkyWest 6353 Aug SBA-SFO 1215 31 20 64.52 81
25 American 890 Aug DFW-TPA 1805 11 7 63.64 78
26 ExpressJet 4370 Aug CHS-EWR 1703 11 7 63.64 100
27 ExpressJet 5130 Aug HPN-ATL 1900 11 7 63.64 119
28 Southwest 717 Aug ATL-MDW 1925 11 7 63.64 54
29 Southwest 363 Aug LAS-BWI 1620 11 7 63.64 57
30 United 248 Aug ORD-DTW 1846 11 7 63.64 67
31 ExpressJet 4372 Aug DCA-EWR 1630 27 17 62.96 107
32 ExpressJet 4312 Aug EWR-DCA 2000 27 17 62.96 78
33 SkyWest 5392 Aug ONT-SFO 1130 27 17 62.96 60
34 SkyWest 6294 Aug RDD-SFO 1729 27 17 62.96 74
35 ExpressJet 4333 Aug MHT-EWR 1635 16 10 62.50 104
36 Mesa 1028 Aug HNL-OGG 1700 29 18 62.07 88
37 Southwest 130 Aug SAN-SFO 740 29 18 62.07 76
38 Delta 2286 Aug ATL-HSV 2035 13 8 61.54 87
39 ExpressJet 4460 Aug EWR-GSP 2045 13 8 61.54 84
40 ExpressJet 4425 Aug EWR-PVD 1513 13 8 61.54 76
41 ExpressJet 5340 Aug ROA-ATL 1825 13 8 61.54 95
42 ExpressJet 4533 Aug EWR-MHT 2025 31 19 61.29 69
43 Mesa 1018 Aug HNL-OGG 1900 31 19 61.29 89
44 SkyWest 6329 Aug ACV-SFO 833 31 19 61.29 84
45 SkyWest 6263 Aug FAT-SFO 1109 31 19 61.29 104
46 SkyWest 6332 Aug MRY-SFO 926 31 19 61.29 76
47 SkyWest 5314 Aug SFO-CEC 1252 31 19 61.29 91
48 SkyWest 5572 Aug SFO-SBA 1029 31 19 61.29 77
49 ExpressJet 4140 Aug EWR-ROC 1343 18 11 61.11 49
50 American 145 Aug JFK-SAN 1735 20 12 60.00 150
51 ExpressJet 5116 Aug CAE-ATL 1845 10 6 60.00 75
52 ExpressJet 4642 Aug EWR-CHS 2015 15 9 60.00 72
53 ExpressJet 3834 Aug EWR-CLT 2103 30 18 60.00 90
54 ExpressJet 6180 Aug ORD-DTW 1517 10 6 60.00 119
55 Southwest 656 Aug BWI-CLE 2100 10 6 60.00 67
56 Southwest 441 Aug BWI-SDF 2120 10 6 60.00 73
57 Southwest 2186 Aug SAN-TUS 1330 20 12 60.00 73
58 American Eagle 3570 Aug MIA-ATL 1710 27 16 59.26 82
59 ExpressJet 3258 Aug EWR-BUF 1925 27 16 59.26 97
60 ExpressJet 4299 Aug EWR-DCA 1622 27 16 59.26 102
61 ExpressJet 3262 Aug EWR-PHL 1622 27 16 59.26 132
62 SkyWest 5624 Aug SFO-RDD 1604 27 16 59.26 70
63 Southwest 520 Aug BWI-BDL 2150 27 16 59.26 65
64 Southwest 824 Aug SFO-SAN 945 27 16 59.26 82
65 ExpressJet 4191 Aug BUF-EWR 1615 12 7 58.33 110
66 SkyWest 5187 Aug IAH-DFW 1730 12 7 58.33 57
67 SkyWest 5402 Aug SFO-SMF 2007 31 18 58.06 87
68 SkyWest 5295 Aug CEC-SFO 1448 31 18 58.06 95
69 SkyWest 5452 Aug MOD-SFO 1027 31 18 58.06 72
70 SkyWest 5324 Aug BFL-SFO 1949 31 18 58.06 80
71 SkyWest 5622 Aug RDD-SFO 1409 31 18 58.06 84
72 SkyWest 6234 Aug ACV-SFO 1739 31 18 58.06 74
73 SkyWest 6307 Aug MFR-SFO 803 31 18 58.06 66
74 Virgin America 901 Aug LAS-SFO 920 31 18 58.06 67
75 ExpressJet 4472 Aug PIT-EWR 1520 21 12 57.14 68
76 Southwest 117 Aug MDW-DTW 2005 28 16 57.14 78
77 ExpressJet 4272 Aug EWR-RIC 1656 30 17 56.67 99
78 SkyWest 5377 Aug BUR-DEN 1510 30 17 56.67 68
79 SkyWest 5312 Aug SMF-SFO 1156 30 17 56.67 69
80 ExpressJet 5602 Aug ATL-LFT 1616 16 9 56.25 76
81 ExpressJet 4411 Aug EWR-MEM 1643 25 14 56.00 78
82 United 1680 Aug EWR-MIA 2025 25 14 56.00 70
83 Alaska 42 Aug BET-ANC 844 27 15 55.56 103
84 ExpressJet 4134 Aug IAD-EWR 1447 27 15 55.56 109
85 ExpressJet 4411 Aug MEM-EWR 1919 27 15 55.56 82
86 Mesa 1022 Aug HNL-LIH 1830 18 10 55.56 86
87 SkyWest 5359 Aug OTH-SFO 957 27 15 55.56 95
88 SkyWest 6216 Aug PSP-SFO 729 27 15 55.56 71
89 SkyWest 5368 Aug SBP-SFO 910 27 15 55.56 72
90 Southwest 365 Aug EWR-HOU 1555 27 15 55.56 114
91 Southwest 1890 Aug LAS-MCI 1250 18 10 55.56 101
92 Southwest 1002 Aug SFO-SAN 1345 18 10 55.56 83
93 United 1539 Aug LAX-EWR 2145 18 10 55.56 68
94 United 1529 Aug SEA-SFO 921 18 10 55.56 65
95 ExpressJet 4092 Aug DAY-EWR 1837 29 16 55.17 78
96 ExpressJet 3814 Aug GSO-EWR 1446 29 16 55.17 87
97 SkyWest 5349 Aug MFR-SFO 1931 29 16 55.17 76
98 Southwest 596 Aug LAX-SFO 815 29 16 55.17 78
99 Southwest 3227 Aug SFO-PHX 1010 29 16 55.17 71
100 Southwest 3227 Aug PHX-ABQ 1240 20 11 55.00 66
101 Southwest 722 Aug SFO-LAX 1145 20 11 55.00 72
102 Alaska 234 Aug PDX-SFO 810 31 17 54.84 95
103 Alaska 231 Aug SFO-SEA 2020 31 17 54.84 90
104 American 1464 Aug DFW-TUL 2055 31 17 54.84 121
105 ExpressJet 4372 Aug EWR-DCA 1451 31 17 54.84 113
106 ExpressJet 4702 Aug EWR-GSO 1629 31 17 54.84 96
107 Mesa 1007 Aug HNL-KOA 1930 31 17 54.84 107
108 Mesa 1025 Aug KOA-HNL 1450 31 17 54.84 76
109 SkyWest 5544 Aug MRY-SFO 1153 31 17 54.84 81
110 SkyWest 5478 Aug MRY-SFO 1422 31 17 54.84 77
111 SkyWest 5314 Aug ONT-SFO 838 31 17 54.84 90
112 SkyWest 6416 Aug SBA-SFO 806 31 17 54.84 83
113 SkyWest 6263 Aug SFO-FAT 948 31 17 54.84 87
114 SkyWest 5495 Aug SFO-MFR 1420 31 17 54.84 66
115 Southwest 1890 Aug DEN-SFO 825 31 17 54.84 86
116 AirTran 1427 Aug ATL-PHL 1805 11 6 54.55 88
117 AirTran 21 Aug CLT-ATL 2030 11 6 54.55 93
118 AirTran 1094 Aug FLL-ATL 1730 11 6 54.55 71
119 American 1944 Aug SJU-JFK 1755 11 6 54.55 104
120 Delta 1478 Aug ATL-BHM 1636 11 6 54.55 162
121 Delta 2334 Aug ATL-ORD 2009 11 6 54.55 96
122 ExpressJet 5294 Aug ATL-LIT 1756 11 6 54.55 111
123 ExpressJet 4326 Aug CLT-EWR 1726 11 6 54.55 132
124 ExpressJet 4136 Aug EWR-BUF 1413 11 6 54.55 109
125 ExpressJet 4617 Aug EWR-SYR 2129 11 6 54.55 101
126 Southwest 1260 Aug ATL-BWI 2015 11 6 54.55 69
127 Southwest 389 Aug BWI-ECP 1545 11 6 54.55 58
128 Southwest 2701 Aug HOU-LAS 1440 11 6 54.55 53
129 Southwest 1015 Aug MDW-IAD 1755 11 6 54.55 131
130 Southwest 738 Aug MDW-MCO 1940 11 6 54.55 54
131 Southwest 644 Aug MDW-SEA 1720 11 6 54.55 85
132 United 921 Aug EWR-SFO 1759 11 6 54.55 76
133 United 1508 Aug LAS-IAH 1840 11 6 54.55 63
134 United 445 Aug SNA-SFO 830 22 12 54.55 97
135 ExpressJet 4642 Aug BUF-EWR 1722 24 13 54.17 91
136 ExpressJet 5130 Aug ATL-HPN 1551 13 7 53.85 106
137 ExpressJet 3834 Aug EWR-DTW 2049 13 7 53.85 90
138 Frontier 187 Aug DEN-OKC 1955 13 7 53.85 50
139 Mesa 3788 Aug CHS-ORD 1825 13 7 53.85 73
140 SkyWest 5170 Aug IAD-IAH 1455 13 7 53.85 51
141 SkyWest 5171 Aug ORF-IAH 1716 13 7 53.85 55
142 SkyWest 5445 Aug SFO-MSO 1247 26 14 53.85 66
143 Southwest 2857 Aug ATL-MDW 1825 13 7 53.85 73
144 Southwest 2620 Aug MCO-BWI 1740 13 7 53.85 54
145 United 431 Aug DEN-TPA 1747 13 7 53.85 51
146 United 1652 Aug FLL-EWR 1403 13 7 53.85 105
147 United 335 Aug LAX-MCO 2255 13 7 53.85 64
148 Mesa 1010 Aug HNL-OGG 1500 28 15 53.57 110
149 Mesa 1005 Aug HNL-LIH 1500 30 16 53.33 71
150 Mesa 1028 Aug LIH-HNL 1600 30 16 53.33 74
151 United 104 Aug FLL-EWR 1545 15 8 53.33 123
152 ExpressJet 4610 Aug EWR-ALB 1605 19 10 52.63 99
153 JetBlue 631 Aug JFK-LAX 2255 19 10 52.63 88
154 Southwest 1087 Aug LAS-ABQ 2105 19 10 52.63 67
155 JetBlue 595 Aug HPN-MCO 1840 25 13 52.00 88
156 Alaska 41 Aug ANC-BET 640 27 14 51.85 134
157 ExpressJet 4536 Aug EWR-CVG 1939 27 14 51.85 119
158 SkyWest 4771 Aug LAX-SFO 749 27 14 51.85 51
159 Mesa 1019 Aug OGG-HNL 1800 29 15 51.72 90
160 SkyWest 5529 Aug ACV-SFO 1600 29 15 51.72 98
161 SkyWest 5353 Aug SFO-MFR 1740 29 15 51.72 74
162 Southwest 372 Aug SAN-SFO 925 29 15 51.72 91
163 United 10 Aug ORD-PHL 1900 29 15 51.72 92
164 Delta 1854 Aug LGA-FLL 1945 31 16 51.61 75
165 ExpressJet 4131 Aug EWR-RIC 1916 31 16 51.61 84
166 Mesa 1026 Aug HNL-KOA 1350 31 16 51.61 78
167 Mesa 1016 Aug HNL-OGG 1300 31 16 51.61 81
168 Mesa 1005 Aug OGG-HNL 1400 31 16 51.61 81
169 SkyWest 6368 Aug ACV-SFO 1240 31 16 51.61 93
170 SkyWest 6326 Aug MFR-SFO 1609 31 16 51.61 82
171 SkyWest 5337 Aug MOD-SFO 1543 31 16 51.61 84
172 SkyWest 5640 Aug SBA-SFO 1000 31 16 51.61 84
173 SkyWest 5452 Aug SFO-MOD 924 31 16 51.61 75
174 SkyWest 5478 Aug SFO-MRY 1313 31 16 51.61 74
175 SkyWest 5622 Aug SFO-RDD 1243 31 16 51.61 89
176 SkyWest 6450 Aug SFO-SMF 1542 31 16 51.61 78
177 SkyWest 4611 Aug SLC-SFO 830 31 16 51.61 67
178 Southwest 518 Aug LAX-SFO 1000 31 16 51.61 71
179 Virgin America 935 Aug LAX-SFO 910 31 16 51.61 88

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