City pair City pair In commercial aviation, a city pair is defined as a pair of departure (origin) and arrival (destination) airport codes on a flight itinerary. A given city pair may be a single non-stop flight segment, a direct flight with one or more stops, or an itinerary with connecting flights (multiple segments). The city pair, IAD-LHR would consist of flights and/or multi-leg itineraries that originate at Washington-Dulles airport and terminate at London-Heathrow airport. The city pair, NYC-TYO would consist of flights and/or multi-leg itineraries that originate at any New York airport (New York-JFK, Newark-Liberty or New York-LaGuardia) and terminate at
Miles City Airport Miles City Airport Miles City Airport or Frank Wiley Field is a city-owned airport two miles northwest of Miles City, in Custer County, Montana. The airport was served by one airline, subsidized by the Essential Air Service program. EAS subsidies ended July 15, 2013 due to subsidy per passenger exceeding $1000, leaving Miles City without scheduled air service. Federal Aviation Administration records say the airport had 264 passenger boardings (enplanements) in calendar year 2008, 891 in 2009 and 1,033 in 2010. The National Plan of Integrated Airport Systems for 2011–2015 called it a "general aviation" airport (the "commercial service" category