The International Airport That Can Only Send Flights to Turkey

TL;DR

Northern Cyprus's Ercan Airport can only legally fly to Turkey because no country except Turkey recognizes Northern Cyprus as a sovereign state.

Key Points

• 1.Northern Cyprus exists as an unrecognized de facto state. After Turkey invaded Cyprus's north in 1974 to protect Turkish Cypriots following a pro-Greece coup, a UN-monitored DMZ split the island; only Turkey recognizes Northern Cyprus as a separate country.
• 2.The Chicago Convention makes Ercan Airport illegal for all non-Turkish airlines. International law grants each state exclusive airspace control, meaning unrecognized Northern Cyprus cannot designate its own international ports of entry — so every country except Turkey is legally barred from flying there.
• 3.Only Turkey operates flights to Ercan because of ethnic and political ties. Northern Cyprus's majority population is ethnically Turkish; the British have occasionally tried flying there given Cyprus's colonial history, but international law effectively limits scheduled service to Turkey exclusively.
• 4.Crossing between Cyprus halves creates an immigration paradox. Since the Republic of Cyprus considers the entire island its territory, anyone flying into Ercan and crossing the DMZ land border has technically entered Cyprus illegally with no valid immigration record, causing problems at southern airports.