Historical On-time Performance of U.S. Flights

IAD Performance
Performance for IAD - Washington Dulles International Airport (Washington, D.C. / Virginia)

This is calculated from historical data from July 2014 through June 2015.

Rates at IAD:
Performance for carriers operating flights at this airport: [csv]
Carrier Num. Outgoing Flights Outgoing Failure Rate Outgoing Delay Rate Num. Incoming Flights Incoming Failure Rate Incoming Delay Rate
AA - American Airlines 2,745 1.6% 7.7% 2,745 1.5% 7.0%
AS - Alaska Airlines, Inc. 112 1.3% 6.7% 112 0.7% 4.3%
B6 - JetBlue Airways 2,049 3.2% 10.6% 2,048 3.0% 8.8%
DL - Delta Air Lines 2,534 0.5% 5.2% 2,534 0.6% 3.8%
EV - ExpressJet 12,635 3.0% 11.8% 12,555 2.9% 10.7%
F9 - Frontier Airlines 2,305 1.2% 13.4% 2,307 1.2% 14.0%
OO - SkyWest Airlines 611 4.0% 13.5% 625 2.9% 10.7%
UA - United Airlines 19,318 1.3% 8.7% 19,310 1.3% 6.9%
VX - Virgin America 1,575 0.5% 6.9% 1,575 0.7% 3.9%
WN - Southwest Airlines 2,435 1.7% 6.9% 2,435 1.8% 8.2%

Performance for the 64 routes in and out of this airport: [csv]
Airport Num. from IAD Failure Rate from IAD Delay Rate from IAD Num. to IAD Failure Rate to IAD Delay Rate to IAD
ALB 39 3.0% 13.9% 58 1.8% 8.9%
ATL 3,208 0.9% 7.7% 3,261 1.2% 6.5%
AUS 104 1.3% 12.0% 107 2.4% 9.9%
BDL 594 3.2% 11.9% 559 3.4% 12.4%
BNA 550 1.8% 9.4% 551 1.3% 9.4%
BOS 2,114 2.0% 9.5% 2,159 1.9% 6.8%
BUF 190 3.5% 9.0% 166 2.7% 10.9%
CHS 356 2.4% 10.0% 353 2.2% 10.6%
CLE 504 3.5% 10.8% 471 2.8% 9.0%
CLT 205 2.6% 13.5% 363 2.1% 9.1%
CMH 214 1.9% 10.1% 257 1.6% 9.0%
COS 79 3.5% 13.5% 80 3.5% 9.0%
CVG 239 0.8% 8.5% 128 1.2% 6.1%
DAY 253 2.9% 11.7% 281 2.9% 11.3%
DEN 3,390 1.2% 7.5% 3,444 1.1% 7.8%
DFW 1,513 2.9% 9.4% 1,455 2.3% 9.1%
DTW 1,080 1.4% 6.2% 1,083 1.1% 8.0%
EWR 816 5.9% 15.4% 793 5.5% 12.7%
FLL 142 1.6% 12.7% 142 2.5% 15.8%
GRR 44 1.2% 13.2% 16 1.5% 5.8%
GSO 395 1.4% 9.8% 444 0.8% 10.0%
GSP 346 1.3% 9.3% 378 1.6% 7.9%
HNL 172 1.8% 8.0% 172 1.4% 5.8%
IAH 1,732 2.7% 9.6% 1,615 1.3% 6.7%
IND 417 2.9% 8.7% 403 2.4% 7.2%
JAX 387 1.2% 7.3% 382 1.8% 7.4%
JFK 1,334 4.1% 13.4% 1,337 4.6% 13.4%
LAS 1,152 1.2% 10.3% 1,160 1.2% 7.1%
LAX 4,070 0.9% 7.3% 3,871 0.9% 4.1%
LGA 810 8.2% 19.4% 820 8.5% 19.9%
LGB 64 1.0% 6.0% 63 1.0% 5.2%
MCI 212 2.2% 13.1% 380 1.4% 7.8%
MCO 1,776 1.3% 9.5% 1,761 1.0% 11.0%
MDW 1,070 2.3% 7.9% 1,068 2.7% 9.5%
MEM 98 0.8% 7.3% 98 0.8% 8.6%
MIA 790 0.5% 5.9% 790 0.7% 7.6%
MSN 1 1.8% 7.4% 1 1.8% 7.4%
MSP 880 1.6% 7.7% 879 1.6% 8.7%
MSY 243 2.0% 8.8% 288 1.2% 6.2%
OKC 107 3.0% 11.2% 134 1.1% 6.9%
ORD 2,185 2.3% 11.7% 2,171 2.2% 12.0%
ORF 286 1.2% 5.6% 237 1.4% 9.3%
PBI 83 2.8% 11.7% 83 2.8% 11.7%
PDX 275 0.4% 10.9% 275 0.7% 3.1%
PHX 366 1.7% 13.8% 365 0.5% 2.2%
PIT 524 2.2% 11.6% 533 3.8% 11.7%
PVD 274 2.4% 11.3% 249 2.9% 7.9%
RDU 639 2.0% 10.7% 616 2.7% 11.2%
RIC 341 2.0% 11.1% 303 1.4% 5.1%
ROC 184 2.5% 13.8% 179 2.5% 8.2%
RSW 159 2.3% 14.0% 159 2.3% 15.0%
SAN 1,183 1.1% 5.9% 1,198 1.1% 4.4%
SAT 3 1.8% 7.1% 0 0.0% 0.0%
SAV 588 1.9% 9.8% 591 2.2% 9.8%
SDF 186 2.1% 10.0% 195 0.9% 8.4%
SEA 1,016 0.6% 7.1% 1,058 0.2% 4.9%
SFO 3,992 1.4% 8.9% 3,769 1.3% 6.6%
SJU 164 0.6% 5.5% 164 1.0% 7.4%
SLC 1 1.8% 7.4% 1 1.8% 7.4%
SMF 270 1.0% 10.2% 269 1.6% 4.1%
STL 94 0.8% 7.5% 245 1.7% 8.7%
TPA 1,149 0.8% 7.7% 1,152 1.0% 6.6%
TUL 171 1.4% 13.3% 175 1.4% 6.6%
TYS 496 2.2% 12.2% 488 2.0% 9.8%