| countries by number of international airports | 0.43 | 0.3 | 3734 | 45 | 75 |
| number of international airports by country | 1.56 | 0.1 | 5116 | 43 | 5 |
| list of international airports by country | 1.96 | 0.7 | 8147 | 41 | 41 |
| number of international airports in the world | 1.69 | 0.9 | 5202 | 45 | 26 |
| international airports by country | 0.89 | 0.3 | 2215 | 33 | 84 |
| list of airports by country | 0.87 | 1 | 9078 | 27 | 93 |
| number of airports in the world | 1.55 | 0.9 | 2975 | 31 | 5 |
| how many international airports are there | 1.07 | 0.1 | 1545 | 41 | 44 |
| how many international airports in the world | 0.58 | 0.9 | 6364 | 44 | 6 |
| list of international airports in world | 0.38 | 0.9 | 975 | 39 | 65 |
| total number of airports in the world | 0.55 | 0.2 | 2463 | 37 | 20 |
| list of airports worldwide | 0.51 | 0.6 | 6716 | 26 | 84 |
| how many airports in the world | 1.1 | 0.4 | 4919 | 30 | 70 |
| how many airports worldwide | 0.48 | 0.6 | 3092 | 27 | 65 |
| how many airports are there | 0.37 | 0.2 | 6562 | 27 | 25 |
| airport in two countries | 1.39 | 0.9 | 6829 | 24 | 76 |
| how many public airports in the world | 1.6 | 0.3 | 4346 | 37 | 83 |
