For AI agents: the complete documentation index is at /llms.txt, and the full text of every page is at /llms-full.txt. Most pages are also available as Markdown by adding .md to the URL.
See the full range of request types and field values for this solution
Airline data can be passed using the Supplementary data elements and can be included in the following request types: Authorization, Credit, Refund (Rebate) and Capture (Settle). In this article we outline the different types of airline data supported with examples of each.
In this API reference, we present an overview of each request type, examples of request and response values, as well as how to handle them.
Type indicates whether the element is Mandatory (M), Optional (O), or Conditional (C) - dependent on another field.
Unless otherwise stated in the description, the allowed special characters in an alphanumeric string field are [/.-_‘,␣]
Element/Field
Category
Format
Type
Length
Description
MRR Details
string
alphanumeric
O
0-100
A text description of the charge
MRR Number
string
alphanumeric
O
0-100
The MRR number (if used).
MRR Date
string
alphanumeric
O
0-100
The date of the MRR in the form ddmmyy.
American Express CAPN
The American Express CAPN platform supports Enhanced Authorization for Airline Data. For merchants who are submitting PNR and Leg data during authorization (rather than only during settlement); elements of the Airline data will be passed to American Express as part of the request. The supported elements are:
PNR - Field02 and Field13
LEG – Field01, Field02, Field03, Field04
For information on the data contained in these elements, refer to the table above.
Airline Carrier
string
alphanumeric
O
0-100
The 2-alpha code of the airline.
Fare Basis Code
string
alphanumeric
O
0-100
The Fare Basis code (if used).
Class of Service
string
alphanumeric
M
0-100
The class of service (if used).
Stopover Code
string
alphanumeric
O
0-100
This is the 3-alpha code of the stopover airport
Date of Flight
string
alphanumeric
O
0-100
The departure date.
Departure Tax
string
alphanumeric
O
0-100
Departure Tax.
Flight Number
string
alphanumeric
O
0-100
Flight Number
Departure Time
string
alphanumeric
O
0-100
Departure time – format hhmm.
Departure Time Segment
string
alphanumeric
O
0-100
Departure time segment, format: A (00:00 to 11:59) P (12:00 to 23:59)
