--- title: "Charlotte (CLT) to Houston (IAH) flights: who flies it" description: "American Airlines, United Airlines and Frontier Airlines fly nonstop from CLT to IAH, about 77 flights a week. Upgrade and award space by date on 2LNR, next 14 days free." canonical: "https://2lnr.com/routes/clt-iah" url: "https://2lnr.com/routes/clt-iah.md" date_modified: "2026-10-18T05:10:47Z" --- # Charlotte to Houston (CLT-IAH): nonstop upgrade & award space United Airlines, American Airlines, and Frontier Airlines fly nonstop between Charlotte (CLT) and Houston (IAH), roughly 77 times a week. The timetable below shows the nonstop scheduled at 2h 42m to 3h 7m for the 911 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 22, 2026. See CLT to IAH on the interactive map [Get started free](https://2lnr.com/login) 77 Flights a week, 4-week average 2h 42m to 3h 7m Scheduled flight time 911 mi Nonstop distance Free To get started ## Charlotte to Houston flight schedule Scheduled nonstop departures for CLT to IAH starting October 21, 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 Charlotte (CLT) to Houston (IAH) | Date | Flight | Airline | Departs CLT | Arrives IAH | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Wed, Oct 21 | UA 3984 | United Airlines | 06:45 | 08:36 | 2h 51m | [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) | | Wed, Oct 21 | AA 2445 | American Airlines | 07:05 | 08:58 | 2h 53m | [Boeing 737-800](https://2lnr.com/seatmaps/aa/737-800.md) | | Wed, Oct 21 | UA 6236 | United Airlines | 11:39 | 13:30 | 2h 51m | Embraer E175 | | Wed, Oct 21 | F9 2395 | Frontier Airlines | 11:56 | 13:56 | 3h | [Airbus A320neo](https://2lnr.com/seatmaps/f9/a320neo.md) | | Wed, Oct 21 | AA 2088 | American Airlines | 12:24 | 14:11 | 2h 47m | [Airbus A321](https://2lnr.com/seatmaps/aa/a321.md) | | Wed, Oct 21 | AA 1661 | American Airlines | 14:30 | 16:12 | 2h 42m | Boeing 737-800 | | Wed, Oct 21 | AA 2364 | American Airlines | 15:10 | 17:01 | 2h 51m | Boeing 737-800 | | Wed, Oct 21 | UA 2690 | United Airlines | 17:04 | 18:50 | 2h 46m | [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md) | | Wed, Oct 21 | AA 2935 | American Airlines | 18:24 | 20:21 | 2h 57m | Boeing 737-800 | | Wed, Oct 21 | AA 1840 | American Airlines | 20:40 | 22:29 | 2h 49m | Airbus A321 | | Thu, Oct 22 | UA 3984 | United Airlines | 06:45 | 08:36 | 2h 51m | Embraer E175 | | Thu, Oct 22 | AA 2445 | American Airlines | 07:05 | 08:58 | 2h 53m | Boeing 737-800 | | Thu, Oct 22 | UA 6236 | United Airlines | 11:39 | 13:30 | 2h 51m | Embraer E175 | | Thu, Oct 22 | F9 2395 | Frontier Airlines | 11:56 | 13:56 | 3h | Airbus A320neo | | Thu, Oct 22 | AA 2088 | American Airlines | 12:24 | 14:11 | 2h 47m | Airbus A321 | | Thu, Oct 22 | AA 1661 | American Airlines | 14:30 | 16:12 | 2h 42m | Boeing 737-800 | | Thu, Oct 22 | AA 2364 | American Airlines | 15:10 | 17:01 | 2h 51m | Boeing 737-800 | | Thu, Oct 22 | F9 3121 | Frontier Airlines | 16:50 | 18:57 | 3h 7m | [Airbus A320](https://2lnr.com/seatmaps/f9/a320.md) | | Thu, Oct 22 | UA 4020 | United Airlines | 17:04 | 18:55 | 2h 51m | Embraer E175 | | Thu, Oct 22 | AA 2935 | American Airlines | 18:24 | 20:21 | 2h 57m | Boeing 737-800 | | Thu, Oct 22 | AA 1840 | American Airlines | 20:40 | 22:29 | 2h 49m | Airbus A321 | | Fri, Oct 23 | UA 3984 | United Airlines | 06:45 | 08:36 | 2h 51m | Embraer E175 | | Fri, Oct 23 | AA 2445 | American Airlines | 07:05 | 08:58 | 2h 53m | Boeing 737-800 | | Fri, Oct 23 | UA 6236 | United Airlines | 11:39 | 13:30 | 2h 51m | Embraer E175 | | Fri, Oct 23 | F9 2395 | Frontier Airlines | 11:56 | 13:56 | 3h | Airbus A320neo | | Fri, Oct 23 | AA 2088 | American Airlines | 12:24 | 14:11 | 2h 47m | Airbus A321 | | Fri, Oct 23 | AA 1661 | American Airlines | 14:30 | 16:12 | 2h 42m | Boeing 737-800 | | Fri, Oct 23 | AA 2364 | American Airlines | 15:10 | 17:01 | 2h 51m | Boeing 737-800 | | Fri, Oct 23 | F9 3121 | Frontier Airlines | 16:50 | 18:57 | 3h 7m | Airbus A320 | | Fri, Oct 23 | UA 4020 | United Airlines | 17:04 | 18:55 | 2h 51m | Embraer E175 | | Fri, Oct 23 | AA 2935 | American Airlines | 18:24 | 20:21 | 2h 57m | Boeing 737-800 | | Fri, Oct 23 | AA 1840 | American Airlines | 20:40 | 22:29 | 2h 49m | Airbus A321 | | Sat, Oct 24 | UA 3984 | United Airlines | 06:45 | 08:36 | 2h 51m | Embraer E175 | | Sat, Oct 24 | AA 2445 | American Airlines | 07:05 | 08:58 | 2h 53m | Boeing 737-800 | | Sat, Oct 24 | F9 2395 | Frontier Airlines | 11:56 | 13:56 | 3h | Airbus A320neo | | Sat, Oct 24 | AA 2088 | American Airlines | 12:24 | 14:11 | 2h 47m | Airbus A321 | | Sat, Oct 24 | AA 1661 | American Airlines | 14:30 | 16:12 | 2h 42m | Boeing 737-800 | | Sat, Oct 24 | AA 2364 | American Airlines | 15:10 | 17:01 | 2h 51m | Boeing 737-800 | | Sat, Oct 24 | UA 4020 | United Airlines | 17:04 | 18:59 | 2h 55m | Embraer E175 | | Sat, Oct 24 | AA 2935 | American Airlines | 18:24 | 20:21 | 2h 57m | Boeing 737-800 | Showing the first 40 of 78 scheduled CLT to IAH departures across 7 days with service, starting October 21, 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 CLT to IAH date on the interactive map ## Aircraft on the Charlotte to Houston nonstop In the schedule table on this page, American Airlines flies the [Boeing 737-800](https://2lnr.com/seatmaps/aa/737-800.md) and the [Airbus A321](https://2lnr.com/seatmaps/aa/a321.md). United Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) and the [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md). Frontier Airlines flies the [Airbus A320neo](https://2lnr.com/seatmaps/f9/a320neo.md) and the [Airbus A320](https://2lnr.com/seatmaps/f9/a320.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on CLT to IAH departures 2LNR tracks confirmed upgrade and award space on American Airlines, segment by segment and date by date. Open the calendar for Charlotte to Houston 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 11 of the 14 Charlotte to Houston 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 CLT to IAH 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 CLT to IAH on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Charlotte to Houston nonstop Carriers operating CLT to IAH 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) - [Frontier Airlines (F9) route map](https://2lnr.com/routes/airlines/f9.md)\ [The aircraft F9 flies](https://2lnr.com/seatmaps/f9.md) See CLT to IAH on the interactive map → ## Frequently asked questions about CLT to IAH **How long is the flight from Charlotte (CLT) to Houston (IAH)?** Scheduled flight times from Charlotte (CLT) to Houston (IAH) run from 2h 42m to 3h 7m across the departures in the schedule table on this page. The nonstop covers about 911 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from CLT to IAH?** United Airlines, American Airlines, and Frontier Airlines fly CLT to IAH nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines. **How many flights a week are there from CLT to IAH?** About 77 nonstop flights a week run between Charlotte (CLT) and Houston (IAH) in the current schedule, operated by United Airlines, American Airlines, and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from CLT to IAH depart?** Scheduled CLT to IAH nonstops in the next 7 days with service leave between 06:45 and 20:40, local time at Charlotte. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate CLT to IAH nonstop?** The schedule table on this page lists 12 flight numbers for CLT to IAH nonstops, including AA 1661, AA 2088, AA 2364, AA 2445, and AA 2935 on American Airlines; UA 3984 and UA 6236 on United Airlines; and F9 2395 on Frontier Airlines. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on CLT to IAH?** Open the CLT to IAH 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 [IAH to CLT upgrade and award space](https://2lnr.com/routes/iah-clt.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 Charlotte (CLT)](https://2lnr.com/routes/clt.md), or [every route from Houston (IAH)](https://2lnr.com/routes/iah.md). Nonstops to Houston (IAH) from other airports within 150 miles of Charlotte (CLT): - [Greenville (GSP) to Houston (IAH)](https://2lnr.com/routes/gsp-iah.md), 75 miles from CLT - [Raleigh/Durham (RDU) to Houston (IAH)](https://2lnr.com/routes/rdu-iah.md), 130 miles from CLT Nonstops from Charlotte (CLT) to other airports within 150 miles of Houston (IAH): - [Charlotte (CLT) to Austin (AUS)](https://2lnr.com/routes/clt-aus.md), 140 miles from IAH 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 CLT to IAH 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)