Andorra: Andorra is surrounded among Spain and France. Andorra is around 468 square kilometers (181 square miles) in size and has a populace of 85,000 starting at 2012. The nearest significant air terminals are Barcelona–El Prat in Spain and Toulouse in France.

Liechtenstein: Liechtenstein is a surrounded nation found among Switzerland and Austria. Its geographic territory is 160 square kilometers (62 square miles), and it has an expected populace of 35,000. The nearest significant air terminal to Lichtenstein is the Zürich Airport in Switzerland which is 130 kilometers (80 miles) away.

Monaco: Monaco is a city-state in the French Riviera. It is verged on three sides by France and along one side by the Mediterranean ocean. Monaco is the second-littlest country on the planet with a geographic space of simply 2.02 kilometers (0.78 square miles), and a populace of 36,371. The nearest air terminal to Monaco is the Côte d'Azur Airport in Nice, France.

San Marino: San Marino is a miniature state surrounded on all sides by Italy. San Marino is around 61 square kilometers (24 square miles) in region and has an expected populace of more than 30,000. The nearest air terminal is the Federico Fellini International Airport in Rimini, Italy.

Vatican City: The littlest country on the planet is Vatican City, a city-state with a geographic space of only 44 hectares (110 sections of land), and a populace of around 840 individuals. Altogether encompassed by the capital city of Rome, Italy, Vatican City has no air terminals or parkways. Vatican City has one heliport utilized by the Pope and visiting heads of state.