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Glossary for the airline industry

From A-Z, this glossary covers definitions and explanations for common airline industry terminology.

O&D

Origin and Destination. Refers to the start and end points of each passenger's journey. The number of O&Ds also indicates the size and complexity of a carrier's route network, making them useful for analysis in fare management and yield management.

OA

IATA-defined code used for booking fees (optional, validating carrier only, not interlineable).

OAL

All other airlines. Used in the RBD product to state that the provisions coded apply for all other carrier’s fares.

OB

IATA-defined code used for ticketing fees (optional, validating carrier only, not interlineable).

OC

IATA-defined code used for fare related optional service or rule-buster service fees (optional, validating carrier only, not interlineable).

offer

The combination of the fare product and price (flight) with all associated ancillary services, bundled or à la carte. It refers to everything an airline presents to a traveler before a sale, including disclosure data. See also order.

offer creation

The act of building a complete offer to a consumer, regardless of how it is created (fare filing, direct channel, dynamic pricing). See also offer.

offer distribution

The act of making an offer available to a consumer, regardless of how it is transmitted (flat subscription file, NDC, API, dynamic pricing engine), so that data is operable in any system and integrates as much information as possible.

offer management

The process of a retailer creating, storing, optimizing, delivering, and managing offers.

offer presentation

The act of merchandising an offer to consumers, whether with basic information or with rich content that supports comparison shopping, personalization, and shopping by attribute.

offer store

An aggregated repository of all offer responses.

OM

Order management.

omni-channel management

The consistent management of content and user experience across your own and third-party sales channels.

OMS

Order management system.

one-way fare

1. (US/CA fares) A fare identified as Tag 1 on the Fare Record or Category 25 Resulting Fare data.

2. (International fares) A fare identified as Tag 1 or Tag 3 on the Fare Record or Category 25 Resulting Fare data.

one-way journey

1. When the journey is wholly domestic (all ticketed points on the journey are in the same country), a journey where the destination point is not the same point as the origin.

2. When the journey is international (at least two ticketed points are in different countries), a journey where the destination point is not in the same country as the origin point.

online

The transferring from different flights services on the same carrier, or the transferring of services on the primary carrier only.

OODS

Offer and order delivery system.

OOPS

ONE Order passenger servicing.

OOSD

Offer, order, settle, deliver.