Harrisburg
MDT · KMDTHarrisburg International Airport
Passengers a year
1.7M
#110 busiest in the U.S.
19
nonstop destinations
26
airlines
32
departures a day
74.6%
arrivals on time
2.5%
flights cancelled
84.1%
load factor


Airlines
American Airlines is the largest carrier at Harrisburg, with 43% of all passengers. 26 airlines fly from here.
Share of passengers · each carrier as a slice of the whole airport
American Airlines holds 43% of the airport — the 25th most concentrated of 79 small hubs. The nearest comparison is CHA at 44%.
| Airline | Share | Passengers | Seats YoY | ||
|---|---|---|---|---|---|
AA | 43.4% | 736.1K | 6 | 69.9% | +12% |
DL | 18.8% | 319.4K | 2 | 81.2% | +19.4% |
UA | 18.1% | 307.8K | 3 | 69.7% | +29.8% |
G4 Allegiant88% full | 17.8% | 302.4K | 8 | 75.8% | -7.1% |
F9 Frontier68% full | 1.6% | 27.2K | 1 | — | -16.2% |
Share, passengers and destinations count each airline’s own flights plus the regional flying sold under its brand. On-time covers the airline's own aircraft only — regional affiliates report to the government separately. Seats year on year compares the latest twelve months against the twelve before them.
Destinations
19 nonstop destinations from Harrisburg, all domestic.
100% domestic · 0% international · by departing passengers
Top domestic destinations
United Airlines · American Airlines
American Airlines
Delta Air Lines
68.7K68,697 departing · 83% full
American Airlines
55.4K55,364 departing · 88% full
American Airlines
Delta Air Lines
United Airlines
Allegiant Air
26.8K26,751 departing · 89% full
Allegiant Air
23.7K23,728 departing · 89% full
Allegiant Air
All nonstop destinations
19 nonstop · 5 airlines · 19 domestic / 0 intl
American Eagle · operated by Envoy Air, PSA Airlines, Piedmont Airlines, Republic Airways, SkyWest Airlines
Delta Connection · operated by Endeavor Air, SkyWest Airlines
Aircraft
By share of departures at Harrisburg.
Body class · share of departures
- Regional
4,563 departures · 87% full
39.5%
- Narrowbody
886 departures · 85% full
7.7%
- Narrowbody
796 departures · 90% full
6.9%
Bombardier CRJ-550
717 departures · 86% full
6.2%
- Narrowbody
715 departures · 82% full
6.2%
- Regional
702 departures · 81% full
6.1%
- Regional
689 departures · 86% full
6.0%
- Regional
490 departures · 86% full
4.2%
- Regional
456 departures · 82% full
4.0%
- Narrowbody
339 departures · 84% full
2.9%
When Harrisburg is busiest
Departures by month over the trailing year. Bars scale to the busiest month.
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Departures a month · peak July 2026
Annual passengers since 1990
Total passengers, arriving and departing, in every year on record.
Passengers a year
Every year
- 1990
- 940,110
- 1991
- 994,186
- 1992
- 1,145,225
- 1993
- 1,140,456
- 1994
- 1,113,045
- 1995
- 1,058,845
- 1996
- 990,715
- 1997
- 1,212,300
- 1998
- 1,164,252
- 1999
- 1,080,065
- 2000
- 1,024,257
- 2001
- 921,214
- 2002
- 1,065,084
- 2003
- 1,299,461
- 2004
- 1,385,450
- 2005
- 1,303,135
- 2006
- 1,166,913
- 2007
- 1,293,721
- 2008
- 1,280,058
- 2009
- 1,240,429
- 2010
- 1,332,950
- 2011
- 1,292,489
- 2012
- 1,310,083
- 2013
- 1,320,131
- 2014
- 1,287,766
- 2015
- 1,180,036
- 2016
- 1,191,152
- 2017
- 1,174,037
- 2018
- 1,273,485
- 2019
- 1,499,900
- 2020
- 636,090
- 2021
- 1,026,793
- 2022
- 1,255,259
- 2023
- 1,317,988
- 2024
- 1,458,764
- 2025
- 1,626,906
- 2026
- 1,007,284 so far
Arriving on time
Of every 100 flights landing at Harrisburg, 75 touch down within 15 minutes of schedule, 22 arrive late, and 3 are cancelled.
Every 100 arrivals
22 min
average delay
144
flights cancelled
5.6K
arrivals measured
What holds flights up
Share of delay minutes
Most reliable here
Delta Air Lines 81.2%
Least reliable here
United Airlines 69.7%
Among US airports
#110
On time, month by month
A
S
O
N
D
J
F
M
A
M
J
J
Darker is better · 66.3%–81.8%
The weak spot is July 2026, when 66.3% of arrivals landed on time — 8.3 points below the year. The strongest was September 2025 at 81.8%.
Frequently asked
How busy is Harrisburg International Airport (MDT)?
Harrisburg International Airport handled about 1.7M passengers over the trailing 12 months, ranking #110 among U.S. airports by passengers, with roughly 32 departures a day.
Which airline is the largest at Harrisburg International Airport (MDT)?
American Airlines is the largest carrier at Harrisburg (MDT), flying about 43% of its passengers. 26 airlines serve Harrisburg in total.
How many places can you fly nonstop from Harrisburg International Airport (MDT)?
Harrisburg (MDT) has 19 nonstop destinations, all domestic.
How often do flights arrive on time at Harrisburg International Airport (MDT)?
About 74.6% of flights arriving at Harrisburg (MDT) touch down within 15 minutes of schedule, per US DOT figures. About 2.5% are cancelled.
What aircraft flies most from Harrisburg International Airport (MDT)?
The Embraer ERJ-145 flew the largest share of departures from Harrisburg (MDT), about 40% of the total.
Departing counts passengers leaving Harrisburg. Data: traffic August 2025 – July 2026, on-time August 2025 – July 2026. Source: US DOT Bureau of Transportation Statistics (T-100 Segment, On-Time Performance).