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- Passengers: 5,449 (1.5% of all passengers)
- Top carriers:
--- #1. Envoy Air: 4,160
--- #2. PSA Airlines: 1,125
--- #3. United Air Lines: 164

#5. Ronald Reagan Washington National (Washington, DC)

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- Passengers: 47,466 (12.9% of all passengers)
- Top carriers:
--- #1. PSA Airlines: 45,032
--- #2. Envoy Air: 2,306
--- #3. Republic Airline: 128

#4. Charlotte Douglas International (Charlotte, NC)

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- Passengers: 79,995 (21.7% of all passengers)
- Top carriers:
--- #1. CommuteAir LLC dba CommuteAir: 42,585
--- #2. Mesa Airlines: 29,591
--- #3. SkyWest Airlines: 6,523

#3. George Bush Intercontinental/Houston (Houston, TX)

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- Passengers: 105,178 (28.6% of all passengers)
- Top carriers:
--- #1. Envoy Air: 61,835
--- #2. PSA Airlines: 19,086
--- #3. Mesa Airlines: 13,898

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

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- Passengers: 122,628 (33.3% of all passengers)
- Top carriers:
--- #1. Delta Air Lines: 95,019
--- #2. Endeavor Air: 26,373
--- #3. SkyWest Airlines: 1,177

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. Hartsfield-Jackson Atlanta International (Atlanta, GA)