About: http://webisa.webdatacommons.org/239403155

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In every one of the city pairs you cited above DL is the cheapest carrier or equal to the others.
http://www.w3.org/ns/prov#wasQuotedFrom	airliners.net