travelInformation. transit.airline.legs\[\]. destinationAirportCode {#travel-info-transit-airline-legs-dest-airport-code}
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International Air Transport Association (IATA) code for the destination airport for this leg of trip.  
Required for reduced interchange.

Payer Authentication
:
Payer Authentication services only use the first leg of the trip.

Specifications {#travel-info-transit-airline-legs-dest-airport-code_Specifications}
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* **Data Type:** String
* **Data Length:** 3
  {#travel-info-transit-airline-legs-dest-airport-code_ul_qpq_zmz_kxb}

Mapping Information {#travel-info-transit-airline-legs-dest-airport-code_Mapping}
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* REST API Field: travelInformation.transit.airline.legs\[\].destinationAirportCode
* SCMP API Field: airline_leg#_destination
* Simple Order API Field: airlineData_leg_#_destination
  {#travel-info-transit-airline-legs-dest-airport-code_ul_rpq_zmz_kxb}