Glossary for the airline industry
From A-Z, this glossary covers definitions and explanations for common airline industry terminology.
A change instruction that is made, but never filed in GFS. The unfiled segment becomes embedded and cannot be filed until it is corrected.
A portion of a record that may be repeated. The recurring segment is preceded by a counter indicating how many times the recurring portion occurs. The use of recurring segments results in a variable length depending on the number of the recurring segments that are included in the record.
In domestic US/CA fares, a portion of a journey covered by a single flight coupon. Also called sector.
Codes that define a specific portion of travel. They may be used alone or in combination with geographic locales to specify the application of a provision. These codes are listed in Data Application Appendix H.