Chicago to Harrisburg (ORD-MDT): nonstop upgrade & award space

United Airlines and American Airlines fly nonstop between Chicago (ORD) and Harrisburg (MDT), roughly 104 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 2LNR tracks confirmed upgrade and award space on American Airlines, on every ORD to MDT departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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104
Nonstop flights a week
593 mi
Nonstop distance
Free
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Chicago to Harrisburg flight schedule

Scheduled nonstop departures for ORD to MDT, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Chicago (ORD) to Harrisburg (MDT)
Date Flight Airline Departs ORD Arrives MDT Duration Aircraft
UA 5581United Airlines06:5009:512h 1mCR5
AA 2236American Airlines09:4512:452h319
UA 3704United Airlines10:2513:322h 7mE7W
UA 4587United Airlines10:2513:302h 5mCR5
UA 4798United Airlines10:2913:342h 5mCRJ
UA 533United Airlines13:5516:521h 57m738
UA 1746United Airlines13:5716:561h 59m73G
AA 1408American Airlines15:5018:502h319
UA 4173United Airlines16:4019:482h 8mCR5
UA 1719United Airlines17:5520:582h 3m738
UA 2294United Airlines17:5520:582h 3m739
UA 1557United Airlines18:2521:292h 4m73G
AA 4392American Airlines18:5021:582h 8mE75
UA 4452United Airlines06:5009:512h 1mCR5
UA 4499United Airlines06:5009:512h 1mCR5
UA 5581United Airlines06:5009:512h 1mCR5
AA 4212American Airlines08:2111:232h 2mE75
UA 3704United Airlines10:2513:322h 7mE7W
UA 4587United Airlines10:2513:302h 5mCR5
UA 4798United Airlines10:3013:352h 5mCRJ
UA 533United Airlines13:5516:521h 57m738
UA 1746United Airlines13:5716:561h 59m73G
AA 3243American Airlines15:1018:132h 3m319
UA 4173United Airlines16:4019:482h 8mCR5
UA 2294United Airlines17:5520:582h 3m739
UA 1719United Airlines17:5821:012h 3m738
UA 1557United Airlines18:2521:292h 4m73G
AA 2400American Airlines19:0322:112h 8m319
UA 4452United Airlines06:5009:512h 1mCR5
UA 4499United Airlines06:5009:512h 1mCR5
UA 5581United Airlines06:5009:512h 1mCR5
AA 4212American Airlines08:2111:232h 2mE75
UA 3704United Airlines10:2513:322h 7mE7W
UA 5733United Airlines10:2513:302h 5mCR5
UA 4798United Airlines10:2913:342h 5mCRJ
UA 533United Airlines13:5516:521h 57m738
UA 1746United Airlines13:5716:561h 59m73G
AA 3243American Airlines15:1018:132h 3m319
UA 4173United Airlines16:4019:482h 8mCR5
UA 1719United Airlines17:5020:532h 3m73G

Showing the first 40 of 106 scheduled ORD to MDT departures across the next 7 days with service. Every remaining date is on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every ORD to MDT date on the interactive map

Confirmed upgrade & award space on ORD to MDT departures

2LNR tracks confirmed upgrade and award space on American Airlines, segment by segment and date by date. Open the calendar for Chicago to Harrisburg to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each ORD to MDT departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See ORD to MDT on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Chicago to Harrisburg nonstop

Carriers operating ORD to MDT nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See ORD to MDT on the interactive map →

Frequently asked questions about ORD to MDT

How far is Harrisburg from Chicago?
ORD to MDT covers about 593 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from ORD to MDT?
United Airlines and American Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines.
How many flights a week are there from ORD to MDT?
About 104 nonstop flights a week run between Chicago and Harrisburg in the current schedule, operated by United Airlines and American Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from ORD to MDT depart?
Scheduled ORD to MDT nonstops in the next 7 days with service leave between 06:50 and 19:03, local time at Chicago. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on ORD to MDT?
Open the ORD to MDT route on the interactive map or the matrix to see confirmed upgrade and award space by date on American Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss ORD to MDT upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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