List of countries by airline passengers
The following list sorts countries by the number of passengers transported by airlines that are registered in the respective country according to data from the World Bank.
| Country | Airline passengers carried | Year |
| 666,153,000 | 2021 | |
| 440,301,216 | 2021 | |
| 96,851,770 | 2021 | |
| 83,964,797 | 2021 | |
| 74,065,210 | 2021 | |
| 69,065,870 | 2021 | |
| 61,896,520 | 2021 | |
| 54,217,880 | 2021 | |
| 45,410,150 | 2021 | |
| 43,440,480 | 2021 | |
| 34,020,090 | 2021 | |
| 33,549,830 | 2021 | |
| 33,073,180 | 2021 | |
| 32,000,530 | 2021 | |
| 29,403,730 | 2021 | |
| 28,422,620 | 2021 | |
| 26,631,930 | 2021 | |
| 26,167,360 | 2021 | |
| 24,951,000 | 2021 | |
| 24,572,960 | 2021 | |
| 20,127,200 | 2021 | |
| 20,067,140 | 2021 | |
| 19,349,170 | 2021 | |
| 18,901,050 | 2021 | |
| 14,832,940 | 2021 | |
| 14,754,850 | 2021 | |
| 13,695,900 | 2021 | |
| 12,734,580 | 2021 | |
| 12,277,220 | 2004 | |
| 10,988,880 | 2021 | |
| 10,302,880 | 2021 | |
| 9,321,580 | 2021 | |
| 9,053,970 | 2021 | |
| 8,765,000 | 2021 | |
| 8,729,630 | 2021 | |
| 8,726,340 | 2021 | |
| 8,208,380 | 2021 | |
| 8,056,490 | 2021 | |
| 7,065,950 | 2021 | |
| 6,886,920 | 2021 | |
| 6,708,100 | 2021 | |
| 6,428,700 | 2004 | |
| 5,563,390 | 2021 | |
| 5,404,280 | 2021 | |
| 4,965,360 | 2021 | |
| 4,930,660 | 2021 | |
| 4,740,710 | 2021 | |
| 4,486,310 | 2021 | |
| 4,311,880 | 2021 | |
| 3,750,750 | 2021 | |
| 3,676,180 | 2021 | |
| 3,282,710 | 2021 | |
| 2,805,550 | 2021 | |
| 2,719,210 | 2021 | |
| 2,550,510 | 2021 | |
| 2,459,110 | 2021 | |
| 2,449,340 | 2021 | |
| 2,437,210 | 2021 | |
| 2,311,710 | 2021 | |
| 2,182,890 | 2021 | |
| 2,075,390 | 2021 | |
| 2,010,910 | 2021 | |
| 1,949,940 | 2021 | |
| 1,840,270 | 2021 | |
| 1,695,300 | 2021 | |
| 1,675,780 | 2021 | |
| 1,620,010 | 2021 | |
| 1,603,130 | 2021 | |
| 1,598,680 | 2021 | |
| 1,534,850 | 2021 | |
| 1,499,030 | 2021 | |
| 1,418,030 | 2021 | |
| 1,412,030 | 2021 | |
| 1,386,970 | 2021 | |
| 1,276,460 | 2021 | |
| 1,146,970 | 2021 | |
| 1,132,660 | 2021 | |
| 1,102,450 | 2021 | |
| 1,081,480 | 2021 | |
| 1,065,150 | 2021 | |
| 1,040,730 | 2021 | |
| 1,039,010 | 2021 | |
| 968,480 | 2021 | |
| 871,680 | 2021 | |
| 777,200 | 2021 | |
| 767,760 | 2021 | |
| 715,760 | 2021 | |
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