--- title: "Houston (IAH) to Green Bay (GRB) flights: who flies it" description: "American Airlines has one IAH to GRB nonstop in the four weeks from January 4, 2027. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/iah-grb" url: "https://2lnr.com/routes/iah-grb.md" date_modified: "2026-10-18T05:10:47Z" --- # Houston to Green Bay (IAH-GRB): nonstop upgrade & award space American Airlines has one Houston (IAH) to Green Bay (GRB) nonstop scheduled in the four weeks from January 4, 2027, according to 2LNR's schedule data. 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 22, 2026. See IAH to GRB on the interactive map [Get started free](https://2lnr.com/login) 2h 56m Scheduled flight time 1,076 mi Nonstop distance Free To get started ## Houston to Green Bay flight schedule Scheduled nonstop departures for IAH to GRB 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 Houston (IAH) to Green Bay (GRB) | Date | Flight | Airline | Departs IAH | Arrives GRB | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Mon, Jan 4 | AA 3489 | American Airlines | 09:30 | 12:26 | 2h 56m | [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md) | Showing all 1 scheduled IAH to GRB departures across 1 day with service, starting October 22, 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 IAH to GRB date on the interactive map ## Aircraft on the Houston to Green Bay nonstop American Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on IAH to GRB departures 2LNR tracks confirmed upgrade and award space on American Airlines, segment by segment and date by date. Open the calendar for Houston to Green Bay 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 or award seats by date on the IAH 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 IAH to GRB on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Houston to Green Bay nonstop Carriers operating IAH to GRB nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [American Airlines (AA) route map](https://2lnr.com/routes/airlines/aa.md)\ [The aircraft AA flies](https://2lnr.com/seatmaps/aa.md) See IAH to GRB on the interactive map → ## Frequently asked questions about IAH to GRB **How long is the flight from Houston (IAH) to Green Bay (GRB)?** AA 3489, the one departure in the schedule table on this page, is scheduled at 2h 56m from Houston (IAH) to Green Bay (GRB). The nonstop covers about 1,076 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from IAH to GRB?** American Airlines is currently the only airline flying IAH to GRB nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines. **How often does IAH to GRB operate?** 2LNR's schedule data shows a single IAH to GRB nonstop in the four weeks from January 4, 2027, on American Airlines, rather than a weekly service. Thin schedules like this change by season, and on Pro an alert will catch anything added. **What time do flights from IAH to GRB depart?** On the next day with service, every scheduled IAH to GRB nonstop leaves at 09:30 local time at Houston. The schedule table on this page lists each departure by date. **Which flights operate IAH to GRB nonstop?** American Airlines flies AA 3489 nonstop from Houston (IAH) to Green Bay (GRB), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **How do I check upgrade or award availability on IAH to GRB?** Open the IAH 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 IAH upgrade and award space](https://2lnr.com/routes/grb-iah.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 Houston (IAH)](https://2lnr.com/routes/iah.md), or [every route from Green Bay (GRB)](https://2lnr.com/routes/grb.md). Nonstops from Houston (IAH) to other airports within 150 miles of Green Bay (GRB): - [Houston (IAH) to Milwaukee (MKE)](https://2lnr.com/routes/iah-mke.md), 107 miles from GRB - [Houston (IAH) to Traverse City (TVC)](https://2lnr.com/routes/iah-tvc.md), 127 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 IAH 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)