--- title: "ORD to PWM flights: who flies it, and when" description: "American Airlines and United Airlines fly nonstop from ORD to PWM, about 32 flights a week. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/ord-pwm" url: "https://2lnr.com/routes/ord-pwm.md" date_modified: "2026-10-25T05:37:10Z" --- # Chicago to South Portland Gardens (ORD-PWM): nonstop upgrade & award space United Airlines and American Airlines fly nonstop between Chicago (ORD) and South Portland Gardens (PWM), roughly 32 times a week. The timetable below shows the nonstop scheduled at 2h 26m to 2h 46m for the 898 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 25, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 29, 2026. See ORD to PWM on the interactive map [Get started free](https://2lnr.com/login) 32 Flights a week, 4-week average 2h 26m to 2h 46m Scheduled flight time 898 mi Nonstop distance Free To get started ## Chicago to South Portland Gardens flight schedule Scheduled nonstop departures for ORD to PWM starting October 28, 2026, last checked against our schedule feed on October 25, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Chicago (ORD) to South Portland Gardens (PWM) | Date | Flight | Airline | Departs ORD | Arrives PWM | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Wed, Oct 28 | AA 4741 | American Airlines | 08:45 | 12:31 | 2h 46m | [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md) | | Wed, Oct 28 | UA 422 | United Airlines | 10:50 | 14:16 | 2h 26m | [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md) | | Wed, Oct 28 | AA 4478 | American Airlines | 13:29 | 17:04 | 2h 35m | Embraer E175 | | Wed, Oct 28 | UA 1401 | United Airlines | 18:18 | 21:51 | 2h 33m | [Boeing 737-700](https://2lnr.com/seatmaps/ua/737-700.md) | | Wed, Oct 28 | AA 4504 | American Airlines | 20:00 | 23:40 | 2h 40m | Embraer E175 | | Thu, Oct 29 | AA 4741 | American Airlines | 08:25 | 12:11 | 2h 46m | Embraer E175 | | Thu, Oct 29 | UA 422 | United Airlines | 10:50 | 14:16 | 2h 26m | Boeing 737-800 | | Thu, Oct 29 | AA 4478 | American Airlines | 13:29 | 17:04 | 2h 35m | Embraer E175 | | Thu, Oct 29 | UA 1401 | United Airlines | 18:18 | 21:51 | 2h 33m | Boeing 737-700 | | Thu, Oct 29 | AA 4504 | American Airlines | 20:00 | 23:40 | 2h 40m | Embraer E175 | | Fri, Oct 30 | AA 4741 | American Airlines | 08:25 | 12:11 | 2h 46m | Embraer E175 | | Fri, Oct 30 | UA 422 | United Airlines | 10:50 | 14:16 | 2h 26m | Boeing 737-800 | | Fri, Oct 30 | AA 4478 | American Airlines | 13:29 | 17:04 | 2h 35m | Embraer E175 | | Fri, Oct 30 | UA 1401 | United Airlines | 18:10 | 21:46 | 2h 36m | [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md) | | Fri, Oct 30 | AA 4504 | American Airlines | 20:00 | 23:40 | 2h 40m | Embraer E175 | | Sat, Oct 31 | AA 4741 | American Airlines | 08:25 | 12:11 | 2h 46m | Embraer E175 | | Sat, Oct 31 | UA 422 | United Airlines | 10:50 | 14:16 | 2h 26m | Boeing 737-800 | | Sat, Oct 31 | AA 4478 | American Airlines | 13:44 | 17:15 | 2h 31m | Embraer E175 | | Sat, Oct 31 | UA 1401 | United Airlines | 18:10 | 21:46 | 2h 36m | Boeing 737 MAX 9 | | Sat, Oct 31 | AA 4504 | American Airlines | 18:30 | 22:05 | 2h 35m | Embraer E175 | | Sun, Nov 1 | AA 4741 | American Airlines | 08:25 | 11:53 | 2h 28m | Embraer E175 | | Sun, Nov 1 | UA 422 | United Airlines | 10:50 | 14:16 | 2h 26m | Boeing 737-800 | | Sun, Nov 1 | UA 1401 | United Airlines | 18:10 | 21:46 | 2h 36m | Boeing 737 MAX 9 | | Mon, Nov 2 | AA 4741 | American Airlines | 08:25 | 11:53 | 2h 28m | Embraer E175 | | Mon, Nov 2 | UA 422 | United Airlines | 10:50 | 14:16 | 2h 26m | Boeing 737-800 | | Mon, Nov 2 | UA 1401 | United Airlines | 18:10 | 21:46 | 2h 36m | Boeing 737 MAX 9 | | Tue, Nov 3 | AA 4741 | American Airlines | 08:00 | 11:28 | 2h 28m | Embraer E175 | | Tue, Nov 3 | UA 422 | United Airlines | 10:50 | 14:16 | 2h 26m | Boeing 737-800 | | Tue, Nov 3 | UA 1401 | United Airlines | 18:18 | 21:51 | 2h 33m | Boeing 737-700 | | Tue, Nov 3 | UA 2761 | United Airlines | 18:18 | 21:51 | 2h 33m | Boeing 737-700 | Showing all 30 scheduled ORD to PWM departures across 7 days with service, starting October 28, 2026. Later dates are 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 PWM date on the interactive map ## Aircraft on the Chicago to South Portland Gardens nonstop In the schedule table on this page, American Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md), and United Airlines flies the [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md), the [Boeing 737-700](https://2lnr.com/seatmaps/ua/737-700.md), and the [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.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 PWM departures 2LNR tracks confirmed upgrade and award space on American Airlines, segment by segment and date by date. Open the calendar for Chicago to South Portland Gardens 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 6 of the 14 Chicago to South Portland Gardens departure dates from October 26 to November 8 that 2LNR checked in the 7 days to October 26, 2026. ### See real availability Confirmed upgrade or award seats by date on the ORD to PWM 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 PWM on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Chicago to South Portland Gardens nonstop Carriers operating ORD to PWM 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 PWM on the interactive map → ## Frequently asked questions about ORD to PWM **How long is the flight from Chicago (ORD) to South Portland Gardens (PWM)?** Scheduled flight times from Chicago (ORD) to South Portland Gardens (PWM) run from 2h 26m to 2h 46m across the departures in the schedule table on this page. The nonstop covers about 898 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from ORD to PWM?** United Airlines and American Airlines fly ORD to PWM nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines. **How many flights a week are there from ORD to PWM?** About 32 nonstop flights a week run between Chicago (ORD) and South Portland Gardens (PWM) 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 PWM depart?** Scheduled ORD to PWM nonstops in the next 7 days with service leave between 08:00 and 20:00, 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 PWM nonstop?** In the schedule table on this page, ORD to PWM nonstops fly as AA 4478, AA 4504, and AA 4741 on American Airlines, and UA 422, UA 1401, and UA 2761 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 PWM?** Open the ORD to PWM 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 [PWM to ORD upgrade and award space](https://2lnr.com/routes/pwm-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 South Portland Gardens (PWM)](https://2lnr.com/routes/pwm.md). Nonstops from Chicago (ORD) to other airports within 150 miles of South Portland Gardens (PWM): - [Chicago (ORD) to Manchester (MHT)](https://2lnr.com/routes/ord-mht.md), 75 miles from PWM - [Chicago (ORD) to Boston (BOS)](https://2lnr.com/routes/ord-bos.md), 95 miles from PWM - [Chicago (ORD) to Bangor (BGR)](https://2lnr.com/routes/ord-bgr.md), 109 miles from PWM - [Chicago (ORD) to Hyannis (HYA)](https://2lnr.com/routes/ord-hya.md), 136 miles from PWM - [Chicago (ORD) to Providence (PVD)](https://2lnr.com/routes/ord-pvd.md), 144 miles from PWM 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 PWM 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)