--- title: "Chattanooga to Houston flights: who flies CHA-IAH" description: "United Airlines flies Chattanooga (CHA) to Houston (IAH) nonstop about 14 times a week, scheduled at 2h 23m to 2h 34m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/cha-iah" url: "https://2lnr.com/routes/cha-iah.md" date_modified: "2026-10-18T05:10:47Z" --- # Chattanooga to Houston (CHA-IAH): nonstop flights and who flies them United Airlines flies nonstop between Chattanooga (CHA) and Houston (IAH), roughly 14 times a week. In the timetable below it flies as UA 5086, UA 5091, and UA 5129, scheduled at 2h 23m to 2h 34m for the 685 miles. 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 CHA to IAH on the interactive map [Get started free](https://2lnr.com/login) 14 Flights a week, 4-week average 2h 23m to 2h 34m Scheduled flight time 685 mi Nonstop distance Free To get started ## Chattanooga to Houston flight schedule Scheduled nonstop departures for CHA to IAH 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 Chattanooga (CHA) to Houston (IAH) | Date | Flight | Airline | Departs CHA | Arrives IAH | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | UA 5086 | United Airlines | 07:00 | 08:23 | 2h 23m | CRJ | | Fri, Oct 23 | UA 5091 | United Airlines | 17:20 | 18:48 | 2h 28m | CRJ | | Sat, Oct 24 | UA 5086 | United Airlines | 07:00 | 08:23 | 2h 23m | CRJ | | Sat, Oct 24 | UA 5091 | United Airlines | 17:20 | 18:48 | 2h 28m | CRJ | | Sun, Oct 25 | UA 5086 | United Airlines | 07:00 | 08:23 | 2h 23m | CRJ | | Sun, Oct 25 | UA 5129 | United Airlines | 16:50 | 18:24 | 2h 34m | [Bombardier CRJ-200](https://2lnr.com/seatmaps/ua/crj-200.md) | | Mon, Oct 26 | UA 5086 | United Airlines | 07:00 | 08:23 | 2h 23m | CRJ | | Mon, Oct 26 | UA 5129 | United Airlines | 16:50 | 18:24 | 2h 34m | Bombardier CRJ-200 | | Tue, Oct 27 | UA 5086 | United Airlines | 07:00 | 08:23 | 2h 23m | CRJ | | Wed, Oct 28 | UA 5086 | United Airlines | 07:00 | 08:23 | 2h 23m | CRJ | | Wed, Oct 28 | UA 5129 | United Airlines | 16:50 | 18:24 | 2h 34m | Bombardier CRJ-200 | | Thu, Oct 29 | UA 5086 | United Airlines | 07:00 | 08:23 | 2h 23m | CRJ | | Thu, Oct 29 | UA 5129 | United Airlines | 16:50 | 18:24 | 2h 34m | Bombardier CRJ-200 | Showing all 13 scheduled CHA to IAH departures across 7 days with service, starting October 23, 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 CHA to IAH date on the interactive map ## Aircraft on the Chattanooga to Houston nonstop United Airlines flies the departures in the schedule table on this page with the Bombardier CRJ and the [Bombardier CRJ-200](https://2lnr.com/seatmaps/ua/crj-200.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full CHA to IAH nonstop schedule This page carries the full CHA to IAH nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each CHA to IAH nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See CHA to IAH on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Chattanooga to Houston nonstop Carriers operating CHA to IAH nonstop in the current schedule. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) See CHA to IAH on the interactive map → ## Frequently asked questions about CHA to IAH **How long is the flight from Chattanooga (CHA) to Houston (IAH)?** Scheduled flight times from Chattanooga (CHA) to Houston (IAH) run from 2h 23m to 2h 34m across the departures in the schedule table on this page. The nonstop covers about 685 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from CHA to IAH?** United Airlines is currently the only airline flying CHA to IAH nonstop. 2LNR doesn't show award or upgrade space for it on CHA to IAH, so this page carries the schedule rather than a space claim. **How many flights a week are there from CHA to IAH?** About 14 nonstop flights a week run between Chattanooga (CHA) and Houston (IAH) in the current schedule, operated by United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from CHA to IAH depart?** Scheduled CHA to IAH nonstops in the next 7 days with service leave between 07:00 and 17:20, local time at Chattanooga. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate CHA to IAH nonstop?** In the schedule table on this page, CHA to IAH nonstops fly as UA 5086, UA 5091, and UA 5129 on United Airlines. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on CHA to IAH?** Not on this route: 2LNR doesn't show award or upgrade space for United Airlines on CHA to IAH. The page carries the full CHA to IAH nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [IAH to CHA nonstop flights](https://2lnr.com/routes/iah-cha.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Chattanooga (CHA)](https://2lnr.com/routes/cha.md), or [every route from Houston (IAH)](https://2lnr.com/routes/iah.md). Nonstops to Houston (IAH) from other airports within 150 miles of Chattanooga (CHA): - [Knoxville (TYS) to Houston (IAH)](https://2lnr.com/routes/tys-iah.md), 86 miles from CHA - [Huntsville (HSV) to Houston (IAH)](https://2lnr.com/routes/hsv-iah.md), 93 miles from CHA - [Atlanta (ATL) to Houston (IAH)](https://2lnr.com/routes/atl-iah.md), 106 miles from CHA - [Nashville (BNA) to Houston (IAH)](https://2lnr.com/routes/bna-iah.md), 112 miles from CHA - [Birmingham (BHM) to Houston (IAH)](https://2lnr.com/routes/bhm-iah.md), 135 miles from CHA Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full CHA to IAH nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)