Size comparison

compared to

Chicago is about 22 times bigger than O'Hare Airport.

O'Hare Airport is approximately 27 km² (11 sq mi), while Chicago is approximately 590 sq km, making Chicago 2,054% larger than O'Hare Airport.
Tip: This to-scale comparison of O'Hare Airport vs. Chicago uses the Mercator projection, which distorts the size of regions near the poles.
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