Airport code for the second-busiest US airport (after Atlanta)

While searching our database we found 1 possible solution for the:   Airport code for the second-busiest US airport (after Atlanta) crossword clue. This clue was last seen on March 28 2021 in the popular Crosswords With Friends puzzle. The solution we have for Airport code for the second-busiest US airport (after Atlanta) has a total of 3 letters.

Answer

1L
2A
3X


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