CREATE TABLE table_1637981_7 (detroit__dtw_ VARCHAR2, lansing__lan_ VARCHAR2)

When Lansing's fare is $433.59, what is the Detroit fare?
SELECT detroit__dtw_ FROM table_1637981_7 WHERE lansing__lan_ = "$433.59"
SELECT "detroit__dtw_" FROM "table_1637981_7" WHERE "$433.59" = "lansing__lan_"