| Field Name | Description |
|---|
| ItinID | Itinerary ID | |
| MktID | Market ID | |
| SeqNum | Coupon Sequence Number | |
| Coupons | Number of Coupons in the Itinerary | Analysis |
| Year | Year | |
| OriginAirportID | 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. | Analysis |
| OriginAirportSeqID | 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. | |
| OriginCityMarketID | 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. | Analysis |
| Quarter | Quarter (1-4) | Analysis |
| Origin | Origin Airport Code | Analysis |
| OriginCountry | Origin Airport, Country Code | |
| OriginStateFips | Origin Airport, State FIPS Code | Analysis |
| OriginState | Origin Airport, State Code | Analysis |
| OriginStateName | Origin State Name | |
| OriginWac | Origin Airport, World Area Code | Analysis |
| DestAirportID | 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. | Analysis |
| DestAirportSeqID | 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. | |
| DestCityMarketID | 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. | Analysis |
| Dest | Destination Airport Code | Analysis |
| DestCountry | Destination Airport, Country Code | |
| DestStateFips | Destination Airport, State FIPS Code | Analysis |
| DestState | Destination Airport, State Code | Analysis |
| DestStateName | Destination State Name | |
| DestWac | Destination Airport, World Area Code | Analysis |
| Break | Trip Break Code | Analysis |
| CouponType | Coupon Type Code | Analysis |
| TkCarrier | Ticketing Carrier Code | |
| OpCarrier | Operating Carrier Code | |
| RPCarrier | Reporting Carrier Code | Analysis |
| Passengers | Number of Passengers | Analysis |
| FareClass | Fare Class Code. Value Is Defined By Carriers And May Not Follow The Same Standard. Not Recommended For Analysis. | Analysis |
| Distance | Coupon Distance | |
| DistanceGroup | Distance Group, in 500 Mile Intervals | Analysis |
| Gateway | Gateway Indicator (1=Yes) | Analysis |
| ItinGeoType | Itinerary Geography Type | Analysis |
| CouponGeoType | Coupon Geography Type | Analysis |
