Columbus Airports Guide: Terminals, Transport, and Essential Information

Columbus, the capital and largest city of Ohio, is a major economic and educational center. It is served by one primary commercial airport that functions as a focus city for several airlines. A smaller, historic airport provides general aviation services. Understanding the airport’s layout and transport options is key for travelers visiting for business, academics, or to explore the growing city.

This guide explains the airports serving the Columbus metropolitan area, including IATA codes, terminal layouts, and clear, plain-English explanations of how to get to and from each one.

John Glenn Columbus International Airport (CMH)

Overview: John Glenn Columbus International Airport is the primary commercial airport serving Central Ohio. Located approximately 10 miles (16 km) east of downtown Columbus, it is a significant focus city for Southwest Airlines and a base for Allegiant Air. It offers a comprehensive network of domestic flights and is known for its modern, efficient facilities.

Terminals:

• Single, Modern Terminal Complex: The airport consists of one main terminal building with three concourses arranged in a clear, linear layout.
  • Concourse A (Gates A1-A13): Primarily serves American Airlines, United Airlines, and Delta Air Lines.
  • Concourse B (Gates B20-B39): The largest concourse, dedicated to Southwest Airlines.
  • Concourse C (Gates C40-C57): Houses Allegiant Air, Frontier, JetBlue, and other carriers.

Note: All concourses are connected post-security via a single, secure corridor. You can easily walk between any gate without exiting security or taking a train. The walk from one end (Concourse A) to the other (Concourse C) takes about 15-20 minutes.

Getting to and from John Glenn Airport (CMH):

• COTA Bus (Route 31 – The AirConnect): The dedicated public bus service connecting the airport to downtown Columbus. Buses depart from the ground transportation area (lower level) and go to the Columbus Convention Center and Statehouse area. Service runs approximately every 30 minutes on weekdays, less frequently on weekends. The journey takes about 30-40 minutes. Fare is $2.00.
• Ride-hailing (Uber & Lyft): The most popular and convenient door-to-door option. Designated pickup zones are on the lower level (arrivals) of the terminal. Travel time to downtown is 15-25 minutes. Cost typically ranges from $20-$35.
• Taxi: Taxis are available at a stand outside the lower level baggage claim. Fares to downtown are metered; expect to pay $30-$45.
• Rental Car: The Rental Car Facility is a consolidated building located across from the terminal. A free, frequent shuttle bus runs from the terminal (lower level) to the facility, a 2-3 minute ride. All major rental companies are present.
• Hotel Shuttles: Many hotels near the airport and along the I-670/I-70 corridors offer complimentary shuttle service. Pickup is typically on the lower level; call your hotel upon arrival.
• Driving & Parking: CMH offers a variety of parking options, including a connected garage, long-term surface lots, and an economy lot with a frequent shuttle. Parking is generally affordable and readily available.

Best for: All commercial airline passengers visiting Columbus, The Ohio State University, or Central Ohio. It is the main airport for business and leisure travel to the region.

Ohio State University Airport (OSU) – Don Scott Field

Overview: The Ohio State University Airport is a general aviation airport located about 8 miles (13 km) northwest of downtown Columbus, on the grounds of The Ohio State University. It is one of the largest university-owned airports in the world and handles private jets, corporate aviation, flight training for OSU’s aviation program, and some charter services. It does not handle scheduled commercial passenger flights.

Terminals/Facilities:

• Fixed-Base Operator (FBO): A private terminal for general aviation clients, operated by OSU.
• Notable: Home to the OSU Center for Aviation Studies and a popular spot for aviation enthusiasts.

Getting to and from OSU Airport:

• Private Transfer / Taxi / Ride-hailing: The only practical options. Uber/Lyft are readily available. No public transit serves the airport directly.

Best for: Private jet clients, business aviation affiliated with OSU, flight students, and private charters. Not relevant for typical airline passengers.

Which Columbus Airport Should You Choose?

For all travelers booking commercial airline tickets, John Glenn Columbus International Airport (CMH) is your only option. Always verify your airport code is CMH.

Important Note: CMH has very few international flights (typically seasonal to Canada or Mexico). Most international travelers will connect through a major U.S. hub like Atlanta (ATL), Chicago (ORD), or Charlotte (CLT).

Key Tips for John Glenn Columbus Airport (CMH)

Efficiency & Design:

• CMH consistently ranks high for passenger satisfaction due to its ease of use, short security lines, and clean facilities. TSA PreCheck and CLEAR lanes are available in the main security checkpoint.
• The linear layout is intuitive. The central food court and shopping area are located in the connector between Concourse B and C.

Local Flavor & Amenities:

• The airport showcases Columbus’s vibrant food scene. Look for local favorites like North Market Curbside, Destination Donuts, and Columbus Brewing Company post-security.
• Free Wi-Fi is available throughout the terminal.
• The airport features a small but interesting aviation history display.

Ground Transportation Hub:

• The ground transportation desk on the lower level is helpful for arranging taxis, shuttles, or answering questions about the COTA bus.

Ground Transport from CMH to Key Destinations

To Downtown Columbus (Statehouse, Short North):

• Uber/Lyft: 15-25 minutes, $20-$35. Most recommended for convenience.
• COTA AirConnect Bus (Route 31): 30-40 minutes, $2.00. Excellent budget option, especially for solo travelers.
• Taxi: 15-25 minutes, $30-$45.

To The Ohio State University (OSU Campus):

• Uber/Lyft: 20-30 minutes, $25-$40.
• COTA Bus (Route 31 to Downtown + Transfer): Take Route 31 to High Street, then transfer to a northbound COTA bus (e.g., Route 2). This is less direct.

To Easton Town Center:

• Uber/Lyft: 15-20 minutes, $15-$25. Very close to the airport.

To German Village / Brewery District:

• Uber/Lyft: 20-30 minutes, $25-$40.

To Polaris Fashion Place or Dublin:

• Rental Car or Uber/Lyft: These northern suburbs require a car. Uber/Lyft fares range from $35-$55.

To Cincinnati or Cleveland:

• Rental Car: The standard method for a road trip. Cincinnati is ~1.75 hours south, Cleveland ~2.25 hours north.
• Greyhound/FlixBus: Buses depart from downtown Columbus, requiring an airport transfer first.

Bottom Line: John Glenn Columbus Airport (CMH) is a model of a user-friendly, mid-sized U.S. airport. For trips to downtown or OSU, ride-hailing is the most convenient, while the COTA AirConnect bus offers remarkable value. For exploring the suburbs or surrounding region, a rental car picked up at the airport is the most practical choice. The airport’s efficient design ensures a quick and pleasant start and end to your visit.