72639MIAlpena45.07 11. 72537MIDetroit Metropolitan Wayne Co42.23 9. 72637MIBishop Intl. Airport42.97 11. 72635MIGerald R. Ford Intl. Airport42.88 9. 72638MIRoscommon44.35 11. 72539MICapital Region Flughafen42.77 10. 72636MIMuskegon43.17 10. x1322MIHillsdale Municipal Airport41.92 8. 10400DLDüsseldorf Flughafen51.22 5. x1792MILapeer Airport43.05 9.