Countries
| Name | Country Code | Continent | Number of Airports |
|---|---|---|---|
| State of Palestine | PS | AS | 1 |
| Tuvalu | TV | OC | 1 |
| Gambia | GM | AF | 1 |
| San Marino | SM | EU | 1 |
| Saint Barthélemy | BL | NA | 1 |
| British Indian Ocean Territory | IO | AS | 1 |
| Bermuda | BM | NA | 1 |
| Sint Maarten | SX | NA | 1 |
| Nauru | NR | OC | 1 |
| Macau | MO | AS | 1 |
| Niue | NU | OC | 1 |
| Martinique | MQ | NA | 1 |
| Mayotte | YT | AF | 1 |
| Liechtenstein | LI | EU | 1 |
| Vatican City | VA | EU | 1 |