Canva

- Passengers: 7,148 (1.2% of all passengers)
- Top carriers:
--- #1. Allegiant Air: 7,148

#13. Eglin AFB Destin Fort Walton Beach (Valparaiso, FL)

Khairil Azhar Junos // Shutterstock

- Passengers: 13,774 (2.3% of all passengers)
- Top carriers:
--- #1. Allegiant Air: 13,774

#12. Punta Gorda Airport (Punta Gorda, FL)

Strike First // Shutterstock

- Passengers: 14,632 (2.4% of all passengers)
- Top carriers:
--- #1. Allegiant Air: 14,632

#11. Los Angeles International (Los Angeles, CA)

randy andy // Shutterstock

- Passengers: 18,118 (3.0% of all passengers)
- Top carriers:
--- #1. Allegiant Air: 18,118

#10. Harry Reid International (Las Vegas, NV)

Brittx // Shutterstock

- Passengers: 21,625 (3.6% of all passengers)
- Top carriers:
--- #1. Allegiant Air: 21,625

#9. Orlando Sanford International (Sanford, FL)

Nate Hovee // Shutterstock

- Passengers: 25,379 (4.2% of all passengers)
- Top carriers:
--- #1. Allegiant Air: 25,379

#8. Phoenix - Mesa Gateway (Phoenix, AZ)

Canva

- Passengers: 27,331 (4.5% of all passengers)
- Top carriers:
--- #1. Allegiant Air: 27,331

#7. St Pete Clearwater International (St. Petersburg, FL)

Canva

- Passengers: 30,649 (5.1% of all passengers)
- Top carriers:
--- #1. CommuteAir LLC dba CommuteAir: 26,579
--- #2. Mesa Airlines: 4,003

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

Canva

- Passengers: 58,570 (9.7% of all passengers)
- Top carriers:
--- #1. Envoy Air: 38,150
--- #2. PSA Airlines: 20,420

#5. Charlotte Douglas International (Charlotte, NC)

Andrew Zarivny // Shutterstock

- Passengers: 61,206 (10.1% of all passengers)
- Top carriers:
--- #1. CommuteAir LLC dba CommuteAir: 24,458
--- #2. SkyWest Airlines: 22,072
--- #3. Mesa Airlines: 14,676

#4. Denver International (Denver, CO)

Canva

- Passengers: 84,176 (14.0% of all passengers)
- Top carriers:
--- #1. Delta Air Lines: 54,704
--- #2. SkyWest Airlines: 16,279
--- #3. Endeavor Air: 13,193

#3. Hartsfield-Jackson Atlanta International (Atlanta, GA)

marchello74 // Shutterstock

- Passengers: 85,424 (14.2% of all passengers)
- Top carriers:
--- #1. Envoy Air: 35,777
--- #2. SkyWest Airlines: 25,777
--- #3. Air Wisconsin Airlines Corp: 21,750

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

Canva

- Passengers: 152,372 (25.3% of all passengers)
- Top carriers:
--- #1. Envoy Air: 140,921
--- #2. PSA Airlines: 4,274
--- #3. SkyWest Airlines: 3,719

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)