How airline tickets get sold
A map of airlines, GDSs, aggregators, consolidators, OTAs and agencies.
Learn · free and open
Practical, sourced explanations for newcomers and industry readers: how airline tickets are sold, how agencies connect to airlines, and how to plan trips with fewer surprises. Every page shows when it was last checked and where the facts come from.
1 · Foundations
Who sells airline seats, through which systems, and how the money moves.
PNR, PCC, GDS, NDC, EMD, BSP, ADM, TTL and more, in plain words.
Open the glossary →InsightWhy GDSs absorbed NDC instead of disappearing.
Read the article →A map of airlines, GDSs, aggregators, consolidators, OTAs and agencies.
2 · Standards
Offers, orders and what the new standards change for sellers.
3 · Connecting
Practical steps, requirements and the problems teams hit most often.
Accreditation or host agency, contracts, PCCs, ticketing and training.
Commercial and technical steps from agreement to go-live.
Direct APIs, aggregators, ancillaries, payments and servicing.
4 · Operations
Clearly scoped guides for the people who run ticketing and servicing.
Why an airline’s best content is a partnership decision.
Read the article →A practical checklist for operations teams.
BSP, cards and settlement explained.
5 · Travel journeys
Step-by-step plans that separate general advice from rules that change.