Size comparison

compared to

Atlanta Airport is about 2.4 times smaller than O'Hare Airport.

O'Hare Airport is approximately 27 km² (11 sq mi), while Atlanta Airport is approximately 11 km² (4.39 sq mi), making Atlanta Airport 41.49% the size of O'Hare Airport.
Tip: This to-scale comparison of O'Hare Airport vs. Atlanta Airport uses the Mercator projection, which distorts the size of regions near the poles.
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