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Origin and Destination Survey : DB1CCoupon
Latest Available Data: March 2026 Databases    Data Tables    Table Contents
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Field NameDescriptionSupport Table
Itinerary ID
Market ID
Coupon Sequence Number
Number of Coupons in the Itinerary
Reporting YeaR
Reporting Quarter (1-4)
Reporting Month (1-12)
Scheduled flight year of first segment on the coupon. "Scheduled" as ticket was sold.
Scheduled flight quarter of first segment on the coupon. "Scheduled" as ticket was sold.
Scheduled month year of first segment on the coupon. "Scheduled" as ticket was sold.
Origin Airport, Airport ID. An identification number assigned by US DOT to identify a unique airport. Use this field for airport analysis across a range of years because an airport can change its airport code and airport codes can be reused.
Origin Airport, Airport Sequence ID. An identification number assigned by US DOT to identify a unique airport at a given point of time. Airport attributes, such as airport name or coordinates, may change over time.
Origin Airport, City Market ID. City Market ID is an identification number assigned by US DOT to identify a city market. Use this field to consolidate airports serving the same city market.
Origin airport code. A three character alpha-numeric code issued by the U.S. Department of Transportation which is the official designation of the airport. The airport code is not always unique to a specific airport because airport codes can change o
Origin Airport, Country
Origin Airport, State FIPS
Origin Airport, State
Origin State Name
Origin Airport, World Area Code. Numeric codes used to identify geopolitical areas such as countries, states (U.S.), provinces (Canada), and territories or possessions of certain countries. The codes are used within the various data banks maintained
Destination Airport, Airport ID. An identification number assigned by US DOT to identify a unique airport. Use this field for airport analysis across a range of years because an airport can change its airport code and airport codes can be reused.
Destination Airport, Airport Sequence ID. An identification number assigned by US DOT to identify a unique airport at a given point of time. Airport attributes, such as airport name or coordinates, may change over time.
Destination Airport, City Market ID. City Market ID is an identification number assigned by US DOT to identify a city market. Use this field to consolidate airports serving the same city market.
Destination airport code. A three character alpha-numeric code issued by the U.S. Department of Transportation which is the official designation of the airport. The airport code is not always unique to a specific airport because airport codes can ch
Destination Airport, Country
Destination Airport, State FIPS
Destination Airport, State
Destination State Name
Destination Airport, World Area Code. Numeric codes used to identify geopolitical areas such as countries, states (U.S.), provinces (Canada), and territories or possessions of certain countries. The codes are used within the various data banks mainta
Dwell time minutes at destination. Dwell Time means scheduled elapsed time (in minutes) between each ticketed coupon. Dwell Time is not required to be reported at Via Airport stops.
Via Point Group
Reporting Carrier ID
Reporting Carrier Code
Issuing Carrier Code
Issuing Carrier ID
Marketing Carrier ID
Marketing Carrier Code for On-line Itineraries (otherwise equal to 99)
Operating Carrier ID
Operating Carrier Code for On-line Itineraries (otherwise equals to 99)
Number of Passengers
Market Distance (Including Ground Transport)
Itinerary Miles Traveled (Track Miles)
Non-Stop Market Miles (Using Radian Measure)
Distance group
Coupon Geography Type
DB1B trip break logic
Provisional OD40 trip break logic
Coupon Type
Itinerary Geography Type
In international travel, the port where customs clearance takes place. Binary for coupon that has an international/domestic points. Left or arrived US