In travel management the abbreviation SITI stands for sold inside, ticketed inside.

This refers to an airline ticket that has been bought and issued from the country that features in the travel itinerary, e.g. if a traveller buys their ticket in the UK and they’re travelling from Birmingham to Edinburgh.{{cta(‘e3b0f9e1-c151-4d8c-a1fd-7f3341084894’)}}

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