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U.S. Department of TransportationU.S. Department of Transportation IconUnited States Department of TransportationUnited States Department of Transportation
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Form1: On-Time Performance Data for Non-Codeshare4

PDF

OMB N0: 2138-0041

EXPIRATION DATE: 3/31/2025

Paperwork Reduction Act Burden Statement

A federal agency may not conduct or sponsor, and a person is not required to respond to, nor shall a person be subject to a penalty for failure to comply with a collection of information subject to the requirements of the Paperwork Reduction Act unless that collection of information displays a current valid OMB Control Number. The OMB Control Number for this information collection is 2138-0041. Public reporting for on-time performance, and mishandled baggage is estimated to be approximately 20 hours per response, including the time for reviewing instructions, completing, and reviewing the collection of information. All responses to this collection of information are mandatory, as authorized by 14 CFR, Part 234. Send comments regarding this burden estimate or any other aspect of this collection of information, including suggestions for reducing this burden to: Information Collection Clearance Officer, Cecelia Robinson, OAI/BTS/RITA, RTS-42, Room E34, 1200 New Jersey Avenue, SE, Washington, D.C. 20590, or e-mail – cecelia.robinson@dot.gov.
Field Field Description Data Type Length   Comments
A Carrier code Character 2 Two letter IATA code
B Flight number Character Max length of 4
C Departure airport code Character 3 Three letter Airport code
D Arrival airport code Character 3 Three letter Airport code
E Date of flight operation Num 8 Format ccyymmdd
F Day of the week of flight operation Num 1 Mon = 1 , Sun = 7
G Scheduled departure time as shown in Official Airline Guide(OAG) Num 4 Local time 24 hour clock
H Scheduled departure time as shown in CRS(selected by the Carrier) Num 4 Local time 24 hour clock
I Gate departure time (actual) Num 4 Local time 24 hour clock
J Scheduled arrival time per OAG Num 4 Local time 24 hour clock
K Scheduled arrival time per CRS Num 4 Local time 24 hour clock
L Gate arrival time (actual) Num 4 Local time 24 hour clock
M Difference between OAG and CRS scheduled departure times Num Max length of 4 In minutes (2 hours= 120 min) G minus H
N Difference between OAG and CRS scheduled arrival times Num Max length of 4 In minutes - J minus K
O Scheduled elapsed time per CRS Num Max length of 4 In minutes - K minus H
P Actual gate-to-gate time Num Max length of 4 In minutes - L minus I
Q Departure delay time (actual minutes CRS) Num Max length of 4 In minutes - I minus H
R Arrival delay time (actual minutes CRS) Num Max length of 4 In minutes - L minus K
S Elapsed time difference (actual minutes CRS) Num Max length of 4 In minutes - P minus O
T Wheels-off time (actual) Num 4 Local time 24 hour clock
U Wheels-on time (actual) Num 4 Local time 24 hour clock
V Aircraft tail number Character 6
W Cancellation code Character 1 Values are A, B, C, D
X Minutes late for Delay Code E - Carrier Caused Num Max length of 4 In minutes
Y Minutes late for Delay Code F - Weather Num Max length of 4 In minutes
Z Minutes late for Delay Code G -National Aviation System (NAS) Num Max length of 4 In minutes
AA Minutes late for Delay Code H - Security Num Max length of 4 In minutes
AB Minutes late for Delay Code I - Late Arriving Flight (Initial) Num Max length of 4 In minutes
AC First gate departure time (actual) Num 4 Local time 24 hour clock
AD Total ground time away from gate Num Max length of 4 In minutes
AE Longest ground time away from gate Num Max length of 4 In minutes
AF Number of landings at diverted airports Num 1 1 to 5 for diversions, 9 designates a fly return canceled flight
AG Diverted airport code I Character 3 Three letter Airport code
AH Wheels-on time at diverted airport Num 4 Local time 24 hour clock
AI Total ground time away from gate at diverted airport Num Max length of 4 In minutes
AJ Longest ground time away from gate at diverted airport Num Max length of 4 In minutes
AK Wheels-off time (actual) at diverted airport Num 4 Local time 24 hour clock
AL Aircraft tail number Character 6
AM Diverted airport code 2 Character 3 Three letter Airport code
AN Wheels-on time at diverted airport Num 4 Local time 24 hour clock
AO Total ground time away from gate at diverted airport Num Max length of 4 In minutes
AP Longest ground time away from gate at diverted airport Num Max length of 4 In minutes
AQ Wheels-off time (actual) at diverted airport Num 4 Local time 24 hour clock
AR Aircraft tail number Character 6
AS Diverted airport code 3 Character 3 Three letter Airport code
AT Wheels-on time at diverted airport Num 4 Local time 24 hour clock
AU Total ground time away from gate at diverted airport Num Max length of 4 In minutes
AV Longest ground time away from gate at diverted airport Num Max length of 4 In minutes
AW Wheels-off time (actual) at diverted airport Num 4 Local time 24 hour clock
AX Aircraft tail number Character 6
AY Diverted airport code 4 Character 3 Three letter Airport code
AZ Wheels-on time at diverted airport Num 4 Local time 24 hour clock
BA Total ground time away from gate at diverted airport Num Max length of 4 In minutes
BB Longest ground time away from gate at diverted airport Num Max length of 4 In minutes
BC Wheels-off time (actual) at diverted airport Num 4 Local time 24 hour clock
BD Aircraft tail number Character 6
BE Diverted airport code 5 Character 3 Three letter Airport code
BF Wheels-on time at diverted airport Num 4 Local time 24 hour clock
BG Total ground time away from gate at diverted airport Num Max length of 4 In minutes
BH Longest ground time away from gate at diverted airport Num Max length of 4 In minutes
BI Wheels-off time (actual) at diverted airport Num 4 Local time 24 hour clock
BJ Aircraft tail number Character 6
4  A reporting carrier must use this form to report on-time performance data if the flight was not a codeshare flight with another U.S. carrier. A reporting carrier must also use this form to report on-time performance data if the reporting carrier operated, but did not market, a codeshare flight.