The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Harrisburg International ⇄ Chicago O'Hare International MDT–ORD

Airlines flew 5,112 flights between Harrisburg International MDT in Harrisburg, PA and Chicago O'Hare International ORD in Chicago, IL in the twelve months to July 2026, both directions together: 352,661 passengers in 450,462 seats, 78% of them filled, and 24,630 pounds of freight. 594 miles, about 98 minutes in the air, on 7 airlines: Envoy Air (1,217), United Air Lines Inc. (1,171), GoJet Airlines LLC d/b/a United Express (979), Republic Airline (688) and 3 more. Planning to fly it yourself? The weather and winds along this route right now.

5,112
flights, twelve months
MDT-ORD: 2,550 · ORD-MDT: 2,562
352,661
passengers
78% of seats filled
594
miles
about 98 minutes airborne
7
airlines
15 aircraft types

Flights by month both directions

01342684015351/254/257/2510/251/264/264407/26
By month, as a table
flights
1/25278
2/25273
3/25359
4/25393
5/25420
6/25421
7/25417
8/25386
9/25362
10/25454
11/25428
12/25418
1/26344
2/26362
3/26401
4/26535
5/26535
6/26447
7/26440

Passengers by month

09,51419,02828,54238,0561/254/257/2510/251/264/2633,0377/26
By month, as a table
passengers
1/2519,338
2/2517,653
3/2520,111
4/2524,465
5/2527,085
6/2526,304
7/2525,794
8/2525,030
9/2528,147
10/2531,303
11/2524,404
12/2524,726
1/2622,212
2/2626,473
3/2630,873
4/2635,392
5/2638,056
6/2633,008
7/2633,037

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Envoy Air MQ1,21767,78181%scheduled passenger service
United Air Lines Inc. UA1,171129,64777%scheduled passenger service
GoJet Airlines LLC d/b/a United Express G797942,31086%scheduled passenger service
Republic Airline YX68842,10781%scheduled passenger service
SkyWest Airlines Inc. OO55224,84379%scheduled passenger service
American Airlines Inc. AA50445,81370%scheduled passenger service
Delta Air Lines Inc. DL1160100%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Bombardier CRJ5501,2695053,433
Embraer ERJ-1751,1107668,561
Embraer-Emb-1709106548,506
Airbus Industrie A31956912852,259
Boeing 737-700/700LR/Max 756412656,770
Boeing 737-80027116634,560
Canadair RJ-200ER /RJ-44093503,874
Airbus Industrie A320-100/200781509,150
Boeing B737 Max 900771799,485
Boeing 737-900ER741798,716
Canadair RJ-70054652,667
Boeing B737 Max 800281663,165
Airbus Industrie A321Neoxlr121901,085
Airbus Industrie A321-200n2190168
Boeing 777-300/300ER/333ER1350262

MDT → ORD this direction alone · flown January 2025 to July 2026

2,550 flights of 2,618 scheduled, 175,125 passengers in 224,676 seats, 16,692 pounds of freight. Envoy Air 607; United Air Lines Inc. 585; GoJet Airlines LLC d/b/a United Express 489; Republic Airline 345; SkyWest Airlines Inc. 274; American Airlines Inc. 250.

ORD → MDT this direction alone · flown January 2025 to July 2026

2,562 flights of 2,632 scheduled, 177,536 passengers in 225,786 seats, 7,938 pounds of freight. Envoy Air 610; United Air Lines Inc. 586; GoJet Airlines LLC d/b/a United Express 490; Republic Airline 343; SkyWest Airlines Inc. 278; American Airlines Inc. 254; Delta Air Lines Inc. 1.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Harrisburg International MDT and Chicago O'Hare International ORD; all routes.