--- title: "Chicago (ORD) to Green Bay (GRB) flights: who flies it" description: "American Airlines and United Airlines fly nonstop from ORD to GRB, about 99 flights a week. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/ord-grb" url: "https://2lnr.com/routes/ord-grb.md" date_modified: "2026-10-18T05:10:47Z" --- # Chicago to Green Bay (ORD-GRB): nonstop upgrade & award space United Airlines and American Airlines fly nonstop between Chicago (ORD) and Green Bay (GRB), roughly 99 times a week. The timetable below shows the nonstop scheduled at 1h 5m to 1h 20m for the 173 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 24, 2026. See ORD to GRB on the interactive map [Get started free](https://2lnr.com/login) 99 Flights a week, 4-week average 1h 5m to 1h 20m Scheduled flight time 173 mi Nonstop distance Free To get started ## Chicago to Green Bay flight schedule Scheduled nonstop departures for ORD to GRB starting October 23, 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 Green Bay (GRB) | Date | Flight | Airline | Departs ORD | Arrives GRB | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | AA 3918 | American Airlines | 08:10 | 09:22 | 1h 12m | [Embraer E170](https://2lnr.com/seatmaps/aa/e170.md) | | Fri, Oct 23 | UA 5629 | United Airlines | 11:10 | 12:30 | 1h 20m | [Bombardier CRJ-200](https://2lnr.com/seatmaps/ua/crj-200.md) | | Fri, Oct 23 | AA 4156 | American Airlines | 12:48 | 14:02 | 1h 14m | [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md) | | Fri, Oct 23 | UA 5650 | United Airlines | 13:55 | 15:07 | 1h 12m | CR5 | | Fri, Oct 23 | UA 5625 | United Airlines | 15:35 | 16:54 | 1h 19m | Bombardier CRJ-200 | | Fri, Oct 23 | AA 3448 | American Airlines | 16:59 | 18:17 | 1h 18m | Embraer E170 | | Fri, Oct 23 | UA 5605 | United Airlines | 18:29 | 19:48 | 1h 19m | Bombardier CRJ-200 | | Fri, Oct 23 | UA 4420 | United Airlines | 19:45 | 21:03 | 1h 18m | CR5 | | Fri, Oct 23 | UA 4725 | United Airlines | 22:00 | 23:19 | 1h 19m | [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) | | Fri, Oct 23 | AA 3736 | American Airlines | 23:00 | 00:12 | 1h 12m | Embraer E175 | | Sat, Oct 24 | AA 3918 | American Airlines | 08:10 | 09:22 | 1h 12m | Embraer E170 | | Sat, Oct 24 | UA 5629 | United Airlines | 11:10 | 12:30 | 1h 20m | Bombardier CRJ-200 | | Sat, Oct 24 | AA 4156 | American Airlines | 13:00 | 14:14 | 1h 14m | Embraer E175 | | Sat, Oct 24 | UA 5650 | United Airlines | 13:55 | 15:07 | 1h 12m | CR5 | | Sat, Oct 24 | UA 5625 | United Airlines | 15:35 | 16:54 | 1h 19m | Bombardier CRJ-200 | | Sat, Oct 24 | AA 3448 | American Airlines | 16:59 | 18:17 | 1h 18m | Embraer E170 | | Sat, Oct 24 | UA 4420 | United Airlines | 19:45 | 21:03 | 1h 18m | CR5 | | Sat, Oct 24 | UA 4725 | United Airlines | 21:59 | 23:17 | 1h 18m | CR5 | | Sat, Oct 24 | AA 3736 | American Airlines | 23:00 | 00:12 | 1h 12m | Embraer E175 | | Sun, Oct 25 | AA 3918 | American Airlines | 08:10 | 09:22 | 1h 12m | Embraer E170 | | Sun, Oct 25 | UA 6003 | United Airlines | 09:25 | 10:30 | 1h 5m | CRJ | | Sun, Oct 25 | UA 4488 | United Airlines | 11:00 | 12:05 | 1h 5m | CR5 | | Sun, Oct 25 | UA 5378 | United Airlines | 11:29 | 12:46 | 1h 17m | Bombardier CRJ-200 | | Sun, Oct 25 | UA 4617 | United Airlines | 12:40 | 13:55 | 1h 15m | CR5 | | Sun, Oct 25 | AA 4156 | American Airlines | 12:48 | 14:02 | 1h 14m | Embraer E175 | | Sun, Oct 25 | UA 4513 | United Airlines | 13:30 | 14:39 | 1h 9m | CR5 | | Sun, Oct 25 | UA 4538 | United Airlines | 15:35 | 16:43 | 1h 8m | CR5 | | Sun, Oct 25 | UA 5923 | United Airlines | 15:35 | 16:52 | 1h 17m | Bombardier CRJ-200 | | Sun, Oct 25 | UA 6009 | United Airlines | 15:35 | 16:43 | 1h 8m | CRJ | | Sun, Oct 25 | AA 3448 | American Airlines | 16:59 | 18:17 | 1h 18m | Embraer E170 | | Sun, Oct 25 | UA 6016 | United Airlines | 21:30 | 22:43 | 1h 13m | Embraer E175 | | Sun, Oct 25 | AA 3736 | American Airlines | 23:00 | 00:12 | 1h 12m | Embraer E175 | | Mon, Oct 26 | AA 3918 | American Airlines | 08:10 | 09:22 | 1h 12m | Embraer E170 | | Mon, Oct 26 | UA 6003 | United Airlines | 09:25 | 10:30 | 1h 5m | CRJ | | Mon, Oct 26 | UA 4488 | United Airlines | 11:00 | 12:05 | 1h 5m | CR5 | | Mon, Oct 26 | UA 5378 | United Airlines | 11:29 | 12:46 | 1h 17m | Bombardier CRJ-200 | | Mon, Oct 26 | UA 4617 | United Airlines | 12:40 | 13:55 | 1h 15m | CR5 | | Mon, Oct 26 | AA 4156 | American Airlines | 12:48 | 14:02 | 1h 14m | Embraer E175 | | Mon, Oct 26 | UA 4513 | United Airlines | 13:30 | 14:39 | 1h 9m | CR5 | | Mon, Oct 26 | UA 4538 | United Airlines | 15:35 | 16:43 | 1h 8m | CR5 | Showing the first 40 of 88 scheduled ORD to GRB departures across 7 days with service, starting October 23, 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 GRB date on the interactive map ## Aircraft on the Chicago to Green Bay nonstop In the schedule table on this page, United Airlines flies the Bombardier CRJ, the [Bombardier CRJ-200](https://2lnr.com/seatmaps/ua/crj-200.md), and the [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md), and American Airlines flies the [Embraer E170](https://2lnr.com/seatmaps/aa/e170.md) and the [Embraer E175](https://2lnr.com/seatmaps/aa/e175.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 GRB departures 2LNR tracks confirmed upgrade and award space on American Airlines, segment by segment and date by date. Open the calendar for Chicago to Green Bay 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 Green Bay 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 GRB 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 GRB on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Chicago to Green Bay nonstop Carriers operating ORD to GRB 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 GRB on the interactive map → ## Frequently asked questions about ORD to GRB **How long is the flight from Chicago (ORD) to Green Bay (GRB)?** Scheduled flight times from Chicago (ORD) to Green Bay (GRB) run from 1h 5m to 1h 20m across the departures in the schedule table on this page. The nonstop covers about 173 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from ORD to GRB?** United Airlines and American Airlines fly ORD to GRB nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines. **How many flights a week are there from ORD to GRB?** About 99 nonstop flights a week run between Chicago (ORD) and Green Bay (GRB) 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 GRB depart?** Scheduled ORD to GRB nonstops in the next 7 days with service leave between 08:10 and 23:00, 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 GRB nonstop?** The schedule table on this page lists 19 flight numbers for ORD to GRB nonstops, including UA 4420, UA 5625, UA 5629, and UA 5650 on United Airlines, and AA 3448, AA 3736, AA 3918, and AA 4156 on American Airlines. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on ORD to GRB?** Open the ORD to GRB 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 [GRB to ORD upgrade and award space](https://2lnr.com/routes/grb-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 Green Bay (GRB)](https://2lnr.com/routes/grb.md). Nonstops from Chicago (ORD) to other airports within 150 miles of Green Bay (GRB): - [Chicago (ORD) to Appleton (ATW)](https://2lnr.com/routes/ord-atw.md), 24 miles from GRB - [Chicago (ORD) to Mosinee (CWA)](https://2lnr.com/routes/ord-cwa.md), 78 miles from GRB - [Chicago (ORD) to Manistee (MBL)](https://2lnr.com/routes/ord-mbl.md), 95 miles from GRB - [Chicago (ORD) to Milwaukee (MKE)](https://2lnr.com/routes/ord-mke.md), 107 miles from GRB - [Chicago (ORD) to Madison (MSN)](https://2lnr.com/routes/ord-msn.md), 110 miles from GRB 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 GRB 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)