Which Airport Is Bigger O’Hare or Atlanta?

Image of O'Hare and Atlanta airport

When it comes to major airports in the United States, O’Hare and Atlanta often come to mind due to their significance in the air travel industry. In this blog post, we will compare these two airports based on various factors such as size, passenger traffic, airline services, runway configurations, and available facilities. Let’s dive into the details and find out which airport stands out in these aspects.

Is O’Hare Airport Bigger Than Atlanta Airport

Yes O’Hare airport is bigger than Atlanta airport in size. It has an airport area of 7,166.0561 acres while Atlanta airport spans a land area of 4,695.0023 acres. O’Hare airport has a total of 8 runways while Atlanta airport has 5 runways.

Size Comparison

O’Hare Airport

O’Hare Airport spans an impressive area of 7,166.0560625 acres, making it one of the largest airports in the world in terms of land coverage.

Atlanta Airport

Atlanta Airport covers an area of 4,695.00225 acres, slightly smaller than O’Hare but still substantial in size.

Passenger Traffic

O’Hare Airport

O’Hare Airport recorded a passenger traffic of approximately 68.3 million plus in the latest available data. This demonstrates the high volume of travelers passing through its gates each year.

Atlanta Airport

Atlanta Airport, on the other hand, surpasses O’Hare in terms of passenger traffic. It handled a staggering 93.6 million plus passengers, making it the busiest airport in the world in terms of passenger numbers.

Airline Services

O’Hare Airport

O’Hare boasts a remarkable number of airlines serving its passengers. With 51 airlines operating at the airport, travelers have a wide range of options to choose from when planning their journeys.

Atlanta Airport

Atlanta Airport offers a diverse selection of airlines as well, although not as extensive as O’Hare. It is home to 26 airlines, providing travelers with a considerable range of destinations.

Runway Configurations

O’Hare Airport

O’Hare Airport features an intricate runway system to accommodate its operations. The airport has several runways with different orientations. This are:

  1. 4L/22R 2,286 meters
  2. 4R/22L 2,461 meters
  3. 9L/27R 2,286 meters
  4. 9C/27C 3,428 meters
  5. 9R/27L 3,428 meters
  6. 10R/28L 2,286 meters
  7. 10C/28C 3292 meters
  8. 10L28R 3,962 meters

Atlanta Airport

Atlanta Airport has a well-designed runway layout to ensure efficient aircraft movement. It consists of runways such as:

  1. 8L/26R 2,743 meters
  2. 8R/26L 3,048 meters
  3. 9L/27R 3,776 meters
  4. 9R/27L 2,743 meters
  5. 10/28 2,743 meters


Both airports provide a range of facilities to enhance the passenger experience. These include:

– Terminals: O’Hare and Atlanta airports feature modern terminals with various amenities, including shops, restaurants, lounges, and duty-free stores.

– Ground Transportation: Both airports offer a variety of transportation options, such as rental car services, taxis, ride-sharing services, shuttles, and public transportation links.

– Parking: Adequate parking facilities are available at both airports, with options for short-term and long-term parking.

– Accessibility: O’Hare and Atlanta airports prioritize accessibility, providing services and facilities for passengers with disabilities.

– Cargo Operations: Both airports play a significant role in cargo transportation, with well-equipped facilities to handle freight and logistics operations.

In summary, while O’Hare Airport impresses with its vast land coverage, a multitude of airlines, and a significant passenger volume, Atlanta Airport takes the lead in terms of passenger traffic, serving as the busiest airport globally. Both airports offer extensive facilities to cater to the needs of travelers, ensuring a smooth and enjoyable journey.

Ultimately, the choice between these two airports may depend on factors such as destination, airline preference, and convenience. Regardless of which airport you choose, O’Hare and Atlanta airports provide vital gateways to various destinations, connecting travelers to the world.

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