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Itinerary

All points of planned travel. Also called journey.

Journey

All points on the ticket. Also called itinerary.

Journey calculation

The first step in fare quotation, involves using the schedule data to create all possible itineraries using the parameters consumers enter through the system by the shopping or Internet booking front-end system.

Journey turnaround

The farthest fare break or stopover on the journey that is uniquely defined in the Services Records for Carrier-Imposed Fees and Ticketing Fees.

JPSC

Joint Passenger Services Conference; the group that meets annually to approve the JPSC Resolutions changes that become effective on 1 June of the following year.

JPSC Resolutions

Rules documented in the JPSC Resolutions Handbook that govern passenger service for airline-to-airline and airline-to-travel agency relationships.

JPTC

Joint Passenger Ticketing Committee; reports to the JPSC and determines resolution changes relating to ticketing practices.

Justification

The economic reason that a carrier wishes to make changes to its rates or fares. All filed changes must be justified either on statutory or short notice.

Leg

A service of transportation between two consecutive scheduled intermediate stops on any given flight.

Lift

The actual collection and operation of a flight coupon.

Live government

A government that has taken action on filings via the GFS system. Current live governments are Bermuda, Canada, Germany, Cayman Islands, Netherlands, and the United States.

LMS

Learning Management System.

LNIATA

The complete line address of the communication line between the gateway and the host or GDS. It is composed of the LN (Line), IA (Interchange Address), and TA (Terminal Address).

Load factor

load factor is an industry measure of how close traffic matches capacity. This number is calculated as a ratio of ASKs to RPKs.

Locale

1. A geographic point. 2. A specific location identified as a city, state, country, zone, or area. Can in some instances include airports.

Main category

A description of the category of the rule that controls the requirement. See also qualifying category.

Major subcategory

One of four main subcategories of Category 10 (101-104) that states provisions for specific combination types. See circle trip, end-on-end, open jaw, and round-trip.

Market

The city which is the origin or destination point of a journey.

Market pair

The origin and destination cities of a journey.

Marketing carrier

The carrier code that will appear on the flight coupon of the ticket (typically used for code share).