--- title: "Chicago (ORD) to Harrisburg (MDT) flights: who flies it" description: "American Airlines and United Airlines fly nonstop from ORD to MDT, about 81 flights a week. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/ord-mdt" url: "https://2lnr.com/routes/ord-mdt.md" date_modified: "2026-10-18T05:10:47Z" --- # Chicago to Harrisburg (ORD-MDT): nonstop upgrade & award space United Airlines and American Airlines fly nonstop between Chicago (ORD) and Harrisburg (MDT), roughly 81 times a week. The timetable below shows the nonstop scheduled at 1h 52m to 2h 13m for the 593 miles. 2LNR checks confirmed upgrade and award space on American Airlines flights on this route, so you can see which departures have space before you book. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 23, 2026. See ORD to MDT on the interactive map [Get started free](https://2lnr.com/login) 81 Flights a week, 4-week average 1h 52m to 2h 13m Scheduled flight time 593 mi Nonstop distance Free To get started ## Chicago to Harrisburg flight schedule Scheduled nonstop departures for ORD to MDT starting October 22, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Chicago (ORD) to Harrisburg (MDT) | Date | Flight | Airline | Departs ORD | Arrives MDT | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | UA 5581 | United Airlines | 06:50 | 09:51 | 2h 1m | CR5 | | Thu, Oct 22 | AA 3132 | American Airlines | 08:20 | 11:17 | 1h 57m | [Airbus A319](https://2lnr.com/seatmaps/aa/a319.md) | | Thu, Oct 22 | AA 1672 | American Airlines | 08:22 | 11:19 | 1h 57m | Airbus A319 | | Thu, Oct 22 | AA 430 | American Airlines | 08:22 | 11:19 | 1h 57m | Airbus A319 | | Thu, Oct 22 | UA 3544 | United Airlines | 10:25 | 13:27 | 2h 2m | [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) | | Thu, Oct 22 | AA 4802 | American Airlines | 11:41 | 14:41 | 2h | [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md) | | Thu, Oct 22 | UA 533 | United Airlines | 13:55 | 16:52 | 1h 57m | [Boeing 737-700](https://2lnr.com/seatmaps/ua/737-700.md) | | Thu, Oct 22 | AA 4799 | American Airlines | 16:25 | 19:32 | 2h 7m | Embraer E175 | | Thu, Oct 22 | UA 1719 | United Airlines | 18:29 | 21:32 | 2h 3m | Boeing 737-700 | | Thu, Oct 22 | AA 1448 | American Airlines | 19:20 | 22:19 | 1h 59m | Airbus A319 | | Fri, Oct 23 | UA 5581 | United Airlines | 06:50 | 09:51 | 2h 1m | CR5 | | Fri, Oct 23 | AA 3132 | American Airlines | 08:20 | 11:17 | 1h 57m | Airbus A319 | | Fri, Oct 23 | AA 1672 | American Airlines | 08:22 | 11:19 | 1h 57m | Airbus A319 | | Fri, Oct 23 | AA 430 | American Airlines | 08:22 | 11:19 | 1h 57m | Airbus A319 | | Fri, Oct 23 | UA 3544 | United Airlines | 10:25 | 13:27 | 2h 2m | Embraer E175 | | Fri, Oct 23 | AA 4802 | American Airlines | 11:41 | 14:41 | 2h | Embraer E175 | | Fri, Oct 23 | UA 533 | United Airlines | 13:55 | 16:52 | 1h 57m | Boeing 737-700 | | Fri, Oct 23 | AA 4799 | American Airlines | 16:25 | 19:32 | 2h 7m | Embraer E175 | | Fri, Oct 23 | UA 1719 | United Airlines | 18:29 | 21:32 | 2h 3m | Boeing 737-700 | | Fri, Oct 23 | AA 1448 | American Airlines | 19:20 | 22:19 | 1h 59m | Airbus A319 | | Sat, Oct 24 | UA 5581 | United Airlines | 06:50 | 09:51 | 2h 1m | CR5 | | Sat, Oct 24 | AA 1672 | American Airlines | 08:20 | 11:17 | 1h 57m | Airbus A319 | | Sat, Oct 24 | AA 430 | American Airlines | 08:20 | 11:17 | 1h 57m | Airbus A319 | | Sat, Oct 24 | UA 3544 | United Airlines | 10:25 | 13:27 | 2h 2m | Embraer E175 | | Sat, Oct 24 | AA 4802 | American Airlines | 11:45 | 14:45 | 2h | Embraer E175 | | Sat, Oct 24 | UA 533 | United Airlines | 13:55 | 16:52 | 1h 57m | Boeing 737-700 | | Sat, Oct 24 | AA 4799 | American Airlines | 16:30 | 19:37 | 2h 7m | Embraer E175 | | Sat, Oct 24 | UA 1719 | United Airlines | 18:58 | 22:01 | 2h 3m | [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md) | | Sat, Oct 24 | AA 1448 | American Airlines | 19:20 | 22:19 | 1h 59m | Airbus A319 | | Sun, Oct 25 | UA 5581 | United Airlines | 06:50 | 09:51 | 2h 1m | CR5 | | Sun, Oct 25 | AA 1672 | American Airlines | 08:20 | 11:17 | 1h 57m | Airbus A319 | | Sun, Oct 25 | AA 430 | American Airlines | 08:20 | 11:17 | 1h 57m | Airbus A319 | | Sun, Oct 25 | UA 5584 | United Airlines | 10:30 | 13:25 | 1h 55m | Embraer E175 | | Sun, Oct 25 | AA 4802 | American Airlines | 11:45 | 14:45 | 2h | Embraer E175 | | Sun, Oct 25 | UA 278 | United Airlines | 13:55 | 16:47 | 1h 52m | Boeing 737-800 | | Sun, Oct 25 | UA 5453 | United Airlines | 13:55 | 16:54 | 1h 59m | Embraer E175 | | Sun, Oct 25 | UA 3459 | United Airlines | 15:55 | 18:57 | 2h 2m | Embraer E175 | | Sun, Oct 25 | AA 4799 | American Airlines | 16:30 | 19:37 | 2h 7m | Embraer E175 | | Sun, Oct 25 | UA 456 | United Airlines | 17:52 | 20:47 | 1h 55m | Boeing 737-700 | | Sun, Oct 25 | UA 5860 | United Airlines | 18:16 | 21:29 | 2h 13m | Embraer E175 | Showing the first 40 of 77 scheduled ORD to MDT departures across 7 days with service, starting October 22, 2026. 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 hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every ORD to MDT date on the interactive map ## Aircraft on the Chicago to Harrisburg nonstop In the schedule table on this page, American Airlines flies the [Airbus A319](https://2lnr.com/seatmaps/aa/a319.md) and the [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md), and United Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md), the [Boeing 737-700](https://2lnr.com/seatmaps/ua/737-700.md), the Bombardier CRJ, and the [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## 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. American Airlines award space was open on 10 of the 14 Chicago to Harrisburg departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Confirmed upgrade or award seats by date on the ORD to MDT departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're 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. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) - [American Airlines (AA) route map](https://2lnr.com/routes/airlines/aa.md)\ [The aircraft AA flies](https://2lnr.com/seatmaps/aa.md) See ORD to MDT on the interactive map → ## Frequently asked questions about ORD to MDT **How long is the flight from Chicago (ORD) to Harrisburg (MDT)?** Scheduled flight times from Chicago (ORD) to Harrisburg (MDT) run from 1h 52m to 2h 13m across the departures in the schedule table on this page. The nonstop covers about 593 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from ORD to MDT?** United Airlines and American Airlines fly ORD to MDT nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines. **How many flights a week are there from ORD to MDT?** About 81 nonstop flights a week run between Chicago (ORD) and Harrisburg (MDT) 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 19:20, local time at Chicago. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate ORD to MDT nonstop?** The schedule table on this page lists 16 flight numbers for ORD to MDT nonstops, including AA 430, AA 1672, AA 4799, and AA 4802 on American Airlines, and UA 533, UA 1719, UA 3544, and UA 5581 on United Airlines. The table lists each departure by date with its times 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. Flying the other way? See [MDT to ORD upgrade and award space](https://2lnr.com/routes/mdt-ord.md). Award seats rather than schedules? See [American Airlines award availability](https://2lnr.com/awards/aa.md). Looking beyond this route? See [every route from Chicago (ORD)](https://2lnr.com/routes/ord.md), or [every route from Harrisburg (MDT)](https://2lnr.com/routes/mdt.md). Nonstops from Chicago (ORD) to other airports within 150 miles of Harrisburg (MDT): - [Chicago (ORD) to Lancaster (LNS)](https://2lnr.com/routes/ord-lns.md), 25 miles from MDT - [Chicago (ORD) to Baltimore (BWI)](https://2lnr.com/routes/ord-bwi.md), 70 miles from MDT - [Chicago (ORD) to State College (SCE)](https://2lnr.com/routes/ord-sce.md), 73 miles from MDT - [Chicago (ORD) to Allentown (ABE)](https://2lnr.com/routes/ord-abe.md), 76 miles from MDT - [Chicago (ORD) to Philadelphia (PHL)](https://2lnr.com/routes/ord-phl.md), 83 miles from MDT Distances are great-circle between the airports, not driving distance. - [How American upgrades clear](https://2lnr.com/about/aa/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss ORD to MDT upgrade or award space See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)