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: On-Time Performance
Sum : Number of Flights by UniqueCarrier for 2018
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 Latest available 2018 data is February    
Note: US Airways and America West started to report combined on-time data in January 2006 and combined traffic and financial data in October 2007 following their 2005 merger announcement. Delta and Northwest began reporting jointly in January 2010 following their 2008 merger announcement. Continental Micronesia was combined into Continental Airlines in December 2010 and joint reporting began in January 2011. Atlantic Southeast and ExpressJet began reporting jointly in January 2012. United and Continental began reporting jointly in January 2012 following their 2010 merger announcement. Endeavor (9E) operated as Pinnacle prior to August 2013. Envoy (MQ) operated as American Eagle prior to April 2014. Southwest (WN) and AirTran (FL) began reporting jointly in January 2015 following their 2011 merger announcement.
All Rows Shown
CodeDescriptionSummary
9EEndeavor Air Inc.35,609
AAAmerican Airlines Inc.141,987
ASAlaska Airlines Inc.29,368
B6JetBlue Airways47,718
DLDelta Air Lines Inc.137,556
EVExpressJet Airlines Inc.38,128
F9Frontier Airlines Inc.18,419
G4Allegiant Air13,861
HAHawaiian Airlines Inc.12,617
MQEnvoy Air43,183
NKSpirit Air Lines27,151
OHPSA Airlines Inc.42,756
OOSkyWest Airlines Inc.118,204
UAUnited Air Lines Inc.87,034
VXVirgin America11,146
WNSouthwest Airlines Co.206,693
YVMesa Airlines Inc.30,983
YXRepublic Airlines48,460
All RowsAll groups (including those not displayed) in the selected category 1,090,873
All Rows Shown