Ranking by flags number

#	Airport	Value
501	AZAirlines	4
502	bambudio airline	4
503	CazzimmAIRLINE	4
504	Garcia Airlines	4
505	AirMBL	4
506	ItalyFastAir	4
507	Taiwan Air	4
508	Air Nigeria	4
509	Caccaviola Airlines	4
510	TIJET	4
511	Mantequilla	4
512	Diogat Wings	4
513	Aerotrasporti Andriani	4
514	uffstampa aereolinas	3
515	gransasso air	3
516	JesAirways	3
517	Colata Air Pisana	3
518	Sweetfly	3
519	jebotekurac	3
520	Turboarrow Antilles	3
521	Dolomiti Airline	3
522	Air Allianz	3
523	ruttodibrutto	3
524	Fenixair	3
525	Nevada-Air-Jet	3
526	AM-Jet	3
527	Flying Italian	3
528	HaHaHa Air Lines	3
529	Zurla Air	3
530	Pakistan International	3
531	Australian Airlines Ltd	3
532	Favola2	3
533	Rise Airlines	3
534	despertaferro	3
535	Rebex Air Line	3
536	Pacific Air	3
537	LIONESS	3
538	NK Cityliner	3
539	Air Nicco	3
540	EASY JOEYT	3
541	Air Sunny	3
542	OneWorld	3
543	Zaragotham Airline	3
544	AllahBombaroHellWays	3
545	Taika Air	3
546	Pure Air	3
547	Paperoga	3
548	SandalionAvioJet	3
549	Northern Airline	3
550	Fly Maxipe	3