Last Updated on July 25, 2026 by Daniel Globe
Harrisburg is Pennsylvania’s capital, located along the Susquehanna River and known for the Pennsylvania State Capitol, museums, theaters, festivals, and the annual Pennsylvania Farm Show. Its central location also gives travelers road access to Philadelphia, Baltimore, Washington, D.C., Hershey, Lancaster, and Gettysburg.
Air travelers use Harrisburg International Airport, whose airport code is MDT. The airport is in Middletown, just outside Harrisburg, and serves both business and leisure passengers traveling throughout central Pennsylvania.
Quick Answer
Four airlines currently fly from Harrisburg International Airport: Allegiant, American Airlines, Delta Air Lines, and United Airlines. Together, they offer nonstop service to 16 unique U.S. destinations, including Atlanta, Boston, Charlotte, Chicago, Dallas, Detroit, Philadelphia, Nashville, Washington Dulles, and several Florida vacation airports.
Key Takeaways
- Allegiant, American Airlines, Delta Air Lines, and United Airlines are the current scheduled passenger airlines at MDT.
- The airport lists 17 airline-route offerings covering 16 unique U.S. destinations because both American and United fly to Chicago O’Hare.
- MDT does not currently list a scheduled nonstop international passenger destination.
- International travelers can connect through hubs such as Atlanta, Charlotte, Chicago, Dallas/Fort Worth, Detroit, Philadelphia, or Washington Dulles.
- Some Allegiant routes are seasonal, so confirm the operating dates before planning a trip.
- Plan to arrive about two hours before departure and verify your airline’s check-in and baggage deadlines.
Note: Airline routes, operating days, seasonal dates, and fares can change. The route information below was verified against the official Harrisburg International Airport airline list on July 26, 2026. Check the airport and airline websites again before booking.
Airlines That Fly to Harrisburg International Airport
Harrisburg International Airport is served by four scheduled passenger airlines. American, Delta, and United connect MDT with major hubs, while Allegiant focuses mainly on nonstop leisure destinations.
| Airline | Current Nonstop Destinations from MDT |
| Allegiant | Nashville (BNA), Jacksonville (JAX), Punta Gorda (PGD), Orlando Sanford (SFB), Sarasota-Bradenton (SRQ), St. Pete-Clearwater (PIE), Fort Lauderdale (FLL, seasonal), and Myrtle Beach (MYR, seasonal) |
| American Airlines | Boston (BOS), Charlotte (CLT), Chicago O’Hare (ORD), Dallas/Fort Worth (DFW), and Philadelphia (PHL) |
| Delta Air Lines | Atlanta (ATL) and Detroit (DTW) |
| United Airlines | Chicago O’Hare (ORD) and Washington Dulles (IAD) |
MDT has 17 airline-route offerings to 16 unique U.S. destinations. Chicago O’Hare is counted twice in the airline-route total because it is served by both American Airlines and United Airlines.
Allegiant
Allegiant provides most of MDT’s nonstop vacation routes. Its network includes several Florida airports, Nashville, Jacksonville, and Myrtle Beach. Some flights operate only on selected days or during specific seasons, so travelers should not assume daily service.
Pay close attention to the airport when booking. Allegiant’s Orlando-area flight uses Orlando Sanford International Airport, not Orlando International Airport. Its Tampa Bay-area flight uses St. Pete-Clearwater International Airport rather than Tampa International Airport.
American Airlines
American offers the largest selection of major connecting hubs from Harrisburg. Charlotte, Dallas/Fort Worth, Philadelphia, Chicago O’Hare, and Boston can provide onward options to destinations across the United States and abroad.
Delta Air Lines
Delta flies nonstop from Harrisburg to Atlanta and Detroit. Both airports are major Delta hubs with domestic and international connecting opportunities.
United Airlines
United serves Chicago O’Hare and Washington Dulles from MDT. These hubs provide onward connections across the United States and to destinations in Canada, Europe, Latin America, Asia, and other regions, depending on the schedule.
Nonstop Domestic Destinations from Harrisburg
MDT’s nonstop network includes a mix of major airline hubs and leisure destinations. Hub flights are often useful for business travel and one-stop connections, while Allegiant’s routes are generally designed for travelers heading directly to vacation areas.
Major Hub and Business Destinations
- Atlanta, Georgia (ATL): Delta hub with extensive domestic and international connections.
- Boston, Massachusetts (BOS): American Airlines service to New England’s largest airport.
- Charlotte, North Carolina (CLT): Major American Airlines hub for travel through the Southeast and beyond.
- Chicago, Illinois (ORD): Served by both American Airlines and United Airlines.
- Dallas/Fort Worth, Texas (DFW): American Airlines hub with connections throughout the West, Mexico, Latin America, and Asia.
- Detroit, Michigan (DTW): Delta hub for Midwest, Canadian, and international connections.
- Philadelphia, Pennsylvania (PHL): American Airlines hub and a useful option for domestic and transatlantic connections.
- Washington Dulles, Virginia (IAD): United Airlines hub serving the Washington region and international destinations.
Leisure Destinations
- Fort Lauderdale, Florida (FLL): Seasonal Allegiant service.
- Jacksonville, Florida (JAX): Access to northeast Florida and nearby coastal destinations.
- Myrtle Beach, South Carolina (MYR): Seasonal service to the popular beach area.
- Nashville, Tennessee (BNA): Nonstop access to Nashville’s music and entertainment districts.
- Orlando Sanford, Florida (SFB): An alternative airport for the greater Orlando region.
- Punta Gorda, Florida (PGD): Convenient for southwest Florida destinations.
- Sarasota-Bradenton, Florida (SRQ): Serves Sarasota, Bradenton, and nearby Gulf Coast communities.
- St. Pete-Clearwater, Florida (PIE): Serves the Tampa Bay and Gulf Coast area.
Flight frequency varies by route. Some hub flights may operate more than once per day, while leisure services may run only on selected days. Always search using your exact travel dates.
Are There International Flights from Harrisburg?
Harrisburg International Airport does not currently list a scheduled nonstop international passenger destination. Despite the word “International” in the airport’s name, travelers heading outside the United States generally begin with a domestic flight and connect at a larger hub.
| International Travel Option | Availability from MDT | How It Works |
| Nonstop international passenger flight | Not currently listed | No plane change would be required, but MDT’s current route list contains U.S. airports only. |
| One-stop international itinerary | Widely available | Fly from MDT to an airline hub, then connect to the international flight. |
| Separate-ticket connection | Possible but riskier | The traveler may need to collect and recheck bags, and the second airline may not protect the trip after a delay. |
Toronto, London, Paris, Tokyo, Punta Cana, Montego Bay, and other international destinations may appear in search results as one-stop itineraries. They should not be described as current nonstop routes from Harrisburg.
Pro Tip: For an international trip, try to book the MDT flight and the international flight on one reservation. A single itinerary usually provides better connection and baggage handling than two unrelated tickets.
Passengers are responsible for confirming passport validity, visa requirements, transit rules, and destination entry requirements. These rules depend on the traveler’s citizenship, destination, and connection airport.
How to Choose the Best Flight from Harrisburg
The cheapest listed fare is not always the best trip. Compare the full journey before choosing an airline or route.
- Nonstop versus connecting: A nonstop flight usually saves time and reduces the chance of a missed connection.
- Departure and arrival times: A lower fare may come with an early departure, late arrival, or long layover.
- Exact airport: Confirm whether the flight uses Orlando Sanford, St. Pete-Clearwater, Fort Lauderdale, or another airport that may be outside the main city center.
- Baggage charges: Compare personal-item, carry-on, and checked-bag allowances before paying.
- Seat-selection charges: Some fares do not include advance seat selection.
- Seasonal availability: A route shown for summer may not operate during winter.
- Connection protection: International and complex domestic itineraries are usually easier to manage when all flights are issued on one ticket.
- Ground transportation: Consider the cost and travel time between the arrival airport and your final destination.
Flight Options and Airport Amenities
Harrisburg International Airport has a compact terminal designed to make parking, check-in, security, and gate access relatively straightforward. Verified airport facilities include the following:
- Free Wi-Fi: Wireless internet is available throughout the terminal.
- Dining: Options range from full-service meals to sandwiches, snacks, and coffee.
- Shopping: Travelers can buy travel essentials, Pennsylvania-branded gifts, and local products.
- Observation area: Passengers and visitors can watch aircraft movements from the airport’s observation area.
- Rocking chairs and seating: The terminal provides seating areas for passengers waiting for flights.
- Mamava nursing pod: A private breastfeeding and pumping pod is located near Gate B2.
- Accessibility assistance: Wheelchairs can be requested through the airline, and skycaps can help travelers with mobility or luggage needs.
- Nearby lodging: A Fairfield Inn by Marriott is located at the airport.
Visit the airport’s official services and amenities page before traveling because restaurant, shop, and service hours may vary according to the day’s flight schedule.
Tips for Flying to and from Harrisburg
Arrive About Two Hours Before Departure
Harrisburg International Airport advises passengers to plan for approximately two hours before their scheduled departure, particularly during busy early-morning and afternoon periods. Its detailed travel guidance describes 90 to 120 minutes as the normal range and recommends allowing 120 minutes when parking in the long-term lot.
Check your airline’s deadline before leaving home. The airport states that checked bags must be in airline possession at least 45 minutes before departure, but reaching the airport only 45 minutes early would leave too little time for parking, check-in, and security.
Check In Before Reaching the Airport
Use the airline’s website or mobile app to check in, review the gate, confirm the flight status, and pay for checked bags when possible. Save the boarding pass to your phone and keep a backup screenshot in case the airport connection is slow.
Bring Acceptable Identification
Since May 7, 2025, travelers age 18 or older using a state-issued driver’s license or identification card at a TSA checkpoint need a REAL ID-compliant credential. A passport or another document on the TSA acceptable-identification list may also be used.
Travelers under 18 generally do not need identification for domestic TSA screening, but the airline may have its own requirements. Contact the airline when a child is traveling alone or when the name on a reservation may not match the traveler’s documents.
Prepare Carry-On Bags for Security
Most liquids, aerosols, gels, creams, and pastes in carry-on baggage must follow the TSA 3-1-1 rule: containers of 3.4 ounces or less placed in one clear, quart-size bag. Medical liquids and certain family items may qualify for exceptions. Review the current TSA travel guidance before packing.
Security procedures can vary by checkpoint equipment and traveler status. Follow the TSA officer’s instructions rather than relying on an old checklist about removing shoes, laptops, or liquids.
Confirm the Operating Airport
Airport names can cause confusion. Orlando Sanford is not Orlando International, St. Pete-Clearwater is not Tampa International, and Punta Gorda is separate from Southwest Florida International Airport. Check the airport code before reserving a hotel, rental car, or transfer.
Parking at Harrisburg International Airport
MDT provides garage parking, long-term parking, and a cell-phone waiting lot. Rates can change, but the airport listed the following prices when this guide was verified:
| Parking Option | Current Published Rate | Best For |
| Parking garage | Hourly pricing with a $20 maximum per 24 hours | Short trips, terminal access, pickups, and travelers who prefer a covered walk |
| Long-term lot | $10 flat rate per 24 hours | Longer trips and lower daily parking cost |
| Cell-phone waiting lot | Free for up to 30 minutes while the vehicle remains attended | Waiting for an arriving passenger before driving to the pickup area |
The garage connects to the terminal through a covered, climate-controlled Skybridge. The long-term lot is approximately one mile from the terminal and has complimentary shuttle service. Review the latest prices, clearance limits, and payment instructions on the official HIA parking page.
Ground Transportation from MDT
The airport’s transportation center is on the first floor of the parking garage and connects with the terminal through the Skybridge.
Available transportation options include:
- On-airport and nearby rental car companies
- Taxis
- Uber, Lyft, and GoVysh rideshare services
- Hotel shuttles
- Limousine and private car services
- RabbitTransit Route 7 public bus service
- Bus or ground connections toward local rail stations
Rideshare passengers meet their drivers in the designated pickup zone on the third floor of the parking garage. Curbside rideshare pickup is not permitted. Check the airport’s ground-transportation page for current provider and pickup information.
Connecting Flights and Layover Options
American, Delta, and United provide access to large hub airports. The best connection depends on the destination, fare, schedule, weather, and length of the layover.
| Airline | MDT Connection Hubs | Useful For |
| American Airlines | Boston, Charlotte, Chicago O’Hare, Dallas/Fort Worth, and Philadelphia | Domestic travel and international connections through American and its partners |
| Delta Air Lines | Atlanta and Detroit | Domestic connections and Delta or SkyTeam international itineraries |
| United Airlines | Chicago O’Hare and Washington Dulles | Domestic connections and United or Star Alliance international itineraries |
Do not choose a connection based only on the shortest listed layover. Allow time to walk between gates, complete any required document checks, and handle delays. International returns may also require immigration, baggage collection, customs, and baggage rechecking at the first U.S. arrival airport.
Route Changes and Future Airline Service
Airlines regularly adjust routes according to passenger demand, aircraft availability, operating costs, and season. A destination may be announced, paused, made seasonal, or removed after an article is published.
For that reason, travelers should use the airport’s official nonstop route map as the starting point and then confirm the operating dates directly with the airline. An airport route page shows which services are promoted, while the airline’s booking system confirms whether a flight operates on the traveler’s exact date.
Travelers bringing golf equipment may also find this guide to hard-case golf travel bags useful when preparing clubs for checked baggage. Always compare the case dimensions and weight with the operating airline’s current sports-equipment policy.
Frequently Asked Questions
Which airlines fly to Harrisburg, PA?
Allegiant, American Airlines, Delta Air Lines, and United Airlines currently provide scheduled passenger service at Harrisburg International Airport.
Which cities have nonstop flights to and from Harrisburg?
The current unique nonstop destinations are Atlanta, Boston, Charlotte, Chicago O’Hare, Dallas/Fort Worth, Detroit, Fort Lauderdale, Jacksonville, Myrtle Beach, Nashville, Orlando Sanford, Philadelphia, Punta Gorda, Sarasota-Bradenton, St. Pete-Clearwater, and Washington Dulles. Fort Lauderdale and Myrtle Beach are listed as seasonal.
Does Southwest Airlines fly from Harrisburg International Airport?
Southwest Airlines is not included on Harrisburg International Airport’s current official airline list. Travelers should not expect current Southwest service from MDT unless the airport or airline announces a new route.
Are there direct international flights from Harrisburg?
MDT does not currently list a scheduled nonstop international passenger destination. International travelers normally connect through a hub such as Atlanta, Charlotte, Chicago, Dallas/Fort Worth, Detroit, Philadelphia, or Washington Dulles.
How early should I arrive at Harrisburg International Airport?
Plan to arrive about two hours before departure. HIA describes 90 to 120 minutes as the normal range and recommends allowing the full two hours during busy periods or when using long-term parking. Confirm the airline’s check-in and baggage deadlines before traveling.
Where is Harrisburg International Airport, and why is its code MDT?
Harrisburg International Airport is in Middletown, Pennsylvania, outside Harrisburg. Its airport code, MDT, comes from Middletown.
What parking options are available at MDT?
Travelers can use the terminal garage or the long-term lot. At the time of verification, the garage had a $20 daily maximum and long-term parking cost $10 per 24 hours. A free attended cell-phone lot is available for people waiting to pick up an arriving passenger.
How can I find and book flights to Harrisburg?
Search for airport code MDT on airline websites or a reputable flight-comparison service. Compare the total price after baggage and seat charges, confirm the exact airport, and complete the booking through the airline when practical. Recheck the schedule before departure.
Sources
- Harrisburg International Airport Airline Information — current airlines and airline-by-airline nonstop destinations.
- Harrisburg International Airport Nonstop Route Map — current nonstop network and unique destination count.
- Harrisburg International Airport Travel Tips — arrival time, checked-bag timing, and security preparation.
- Harrisburg International Airport Parking — garage, long-term, shuttle, cell-phone-lot, and published rate information.
- Harrisburg International Airport Services and Amenities — Wi-Fi, dining, shopping, accessibility, observation, lodging, and nursing facilities.
- Transportation Security Administration Acceptable Identification — current REAL ID and alternative identification requirements.