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- Passengers: 32,708 (46.2% of all passengers)
- Top carriers:
--- #1. Envoy Air: 30,246
--- #2. Air Wisconsin Airlines Corp: 2,422

#2. Chicago O'Hare International (Chicago, IL)

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- Passengers: 35,420 (50.0% of all passengers)
- Top carriers:
--- #1. Envoy Air: 35,420

This story features data reporting by Rob Powell, writing by Jaimie Etkin, and is part of a series utilizing data automation across 199 metros.

#1. Dallas/Fort Worth International (Dallas/Fort Worth, TX)