| number of airports worldwide | 1.8 | 0.7 | 4726 | 28 | 27 |
| number of airports by country | 1.19 | 0.7 | 687 | 29 | 46 |
| countries by number of airports | 1.9 | 0.6 | 2115 | 31 | 27 |
| how many commercial airports in the world | 1.14 | 1 | 1062 | 41 | 69 |
| number of international airports in us | 0.39 | 0.5 | 9069 | 38 | 68 |
| countries by number of international airports | 1.82 | 0.7 | 878 | 45 | 52 |
| how much airports are in the world | 1.35 | 0.9 | 6361 | 34 | 84 |
| list of airports worldwide | 1.92 | 0.2 | 7075 | 26 | 7 |
| how many international airports are there | 0.18 | 0.3 | 6543 | 41 | 81 |
| total airports in world | 1.86 | 1 | 4821 | 23 | 20 |
| number of airports in us | 1.17 | 0.3 | 4433 | 24 | 31 |
| number of airports usa | 0.11 | 0.8 | 8262 | 22 | 95 |
| how many airports are there | 0.26 | 0.3 | 8041 | 27 | 83 |
