| Letter | Passengers (2018) (with asterisk, 2011) | Answer | % Correct |
|---|---|---|---|
| A | 107,394,029 | Atlanta | 92%
|
| B | 100,983,290 | Beijing | 82%
|
| P | 72,229,723 | Paris | 81%
|
| T | 87,131,973 | Tokyo | 76%
|
| L | 87,534,384 | Los Angeles | 74%
|
| C | 83,339,186 | Chicago | 72%
|
| D | 89,149,387 | Dubai | 72%
|
| N | 61,909,148 | New York City | 72%
|
| S | 74,006,331 | Shanghai | 67%
|
| J | 66,908,159 | Jakarta | 66%
|
| F | 69,510,269 | Frankfurt | 63%
|
| H | 74,517,402 | Hong Kong | 57%
|
| I | 68,192,683 | Istanbul | 53%
|
| M | 57,891,340 | Madrid | 53%
|
| R | 42,995,119 | Rome | 53%
|
| W | 23,056,291* | Washington D.C. | 51%
|
| X | 44,653,311 | Xi'an | 50%
|
| G | 69,769,497 | Guangzhou | 48%
|
| K | 59,959,000 | Kuala Lumpur | 47%
|
| O | 47,696,627 | Orlando | 39%
|
| V | 27,037,292 | Vienna | 37%
|
| E | 8,524,121 | Edmonton | 31%
|
| Z | 24,283,941* | Zurich | 31%
|