--- title: "Los Angeles to Houston flights: who flies LAX-IAH" description: "Delta Air Lines, American Airlines and 2 more airlines fly nonstop from LAX to IAH, about 144 flights a week. Upgrade and award space by date on 2LNR, next 14 days free." canonical: "https://2lnr.com/routes/lax-iah" url: "https://2lnr.com/routes/lax-iah.md" date_modified: "2026-10-18T05:10:47Z" --- # Los Angeles to Houston (LAX-IAH): nonstop upgrade & award space United Airlines, Delta Air Lines, American Airlines, and Frontier Airlines fly nonstop between Los Angeles (LAX) and Houston (IAH), roughly 144 times a week. The timetable below shows the nonstop scheduled at 3h 13m to 3h 31m for the 1,378 miles. 2LNR checks confirmed upgrade and award space on Delta Air Lines and 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 23, 2026. See LAX to IAH on the interactive map [Get started free](https://2lnr.com/login) 144 Flights a week, 4-week average 3h 13m to 3h 31m Scheduled flight time 1,378 mi Nonstop distance Free To get started ## Los Angeles to Houston flight schedule Scheduled nonstop departures for LAX 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 Los Angeles (LAX) to Houston (IAH) | Date | Flight | Airline | Departs LAX | Arrives IAH | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | UA 491 | United Airlines | 00:51 | 06:11 | 3h 20m | [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md) | | Fri, Oct 23 | UA 654 | United Airlines | 05:45 | 11:09 | 3h 24m | Boeing 737 MAX 9 | | Fri, Oct 23 | F9 1756 | Frontier Airlines | 06:00 | 11:26 | 3h 26m | [Airbus A321neo family](https://2lnr.com/seatmaps/f9/a321neo.md) | | Fri, Oct 23 | UA 1416 | United Airlines | 08:15 | 13:40 | 3h 25m | [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md) | | Fri, Oct 23 | AA 4923 | American Airlines | 09:22 | 14:53 | 3h 31m | [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md) | | Fri, Oct 23 | DL 1143 | Delta Air Lines | 09:22 | 14:37 | 3h 15m | [Airbus A319](https://2lnr.com/seatmaps/dl/a319.md) | | Fri, Oct 23 | UA 277 | United Airlines | 10:10 | 15:36 | 3h 26m | Boeing 737 MAX 9 | | Fri, Oct 23 | UA 1477 | United Airlines | 11:50 | 17:16 | 3h 26m | Boeing 737 MAX 9 | | Fri, Oct 23 | UA 1084 | United Airlines | 13:08 | 18:34 | 3h 26m | Boeing 737 MAX 9 | | Fri, Oct 23 | AA 4998 | American Airlines | 14:06 | 19:34 | 3h 28m | Embraer E175 | | Fri, Oct 23 | UA 2765 | United Airlines | 15:20 | 20:42 | 3h 22m | Boeing 737 MAX 9 | | Fri, Oct 23 | UA 2377 | United Airlines | 16:39 | 21:59 | 3h 20m | Boeing 737 MAX 9 | | Fri, Oct 23 | DL 1287 | Delta Air Lines | 18:35 | 23:53 | 3h 18m | Airbus A319 | | Fri, Oct 23 | UA 1680 | United Airlines | 19:23 | 00:45 | 3h 22m | Boeing 737 MAX 9 | | Sat, Oct 24 | UA 491 | United Airlines | 00:51 | 06:11 | 3h 20m | Boeing 737 MAX 9 | | Sat, Oct 24 | UA 654 | United Airlines | 05:45 | 11:09 | 3h 24m | Boeing 737 MAX 9 | | Sat, Oct 24 | F9 1756 | Frontier Airlines | 06:00 | 11:26 | 3h 26m | Airbus A321neo family | | Sat, Oct 24 | UA 1416 | United Airlines | 08:15 | 13:40 | 3h 25m | Boeing 737 MAX 9 | | Sat, Oct 24 | AA 4923 | American Airlines | 09:22 | 14:53 | 3h 31m | Embraer E175 | | Sat, Oct 24 | DL 1143 | Delta Air Lines | 09:22 | 14:37 | 3h 15m | Airbus A319 | | Sat, Oct 24 | UA 277 | United Airlines | 10:10 | 15:36 | 3h 26m | Boeing 737 MAX 9 | | Sat, Oct 24 | UA 1477 | United Airlines | 11:50 | 17:16 | 3h 26m | Boeing 737 MAX 9 | | Sat, Oct 24 | UA 1084 | United Airlines | 13:08 | 18:34 | 3h 26m | Boeing 737-900 | | Sat, Oct 24 | AA 4998 | American Airlines | 14:06 | 19:34 | 3h 28m | Embraer E175 | | Sat, Oct 24 | UA 2765 | United Airlines | 15:20 | 20:42 | 3h 22m | Boeing 737 MAX 9 | | Sat, Oct 24 | UA 2377 | United Airlines | 16:39 | 21:59 | 3h 20m | Boeing 737-900 | | Sat, Oct 24 | UA 1680 | United Airlines | 19:23 | 00:45 | 3h 22m | Boeing 737 MAX 9 | | Sun, Oct 25 | UA 491 | United Airlines | 00:57 | 06:10 | 3h 13m | Boeing 737 MAX 9 | | Sun, Oct 25 | UA 654 | United Airlines | 05:45 | 11:09 | 3h 24m | Boeing 737 MAX 9 | | Sun, Oct 25 | F9 1756 | Frontier Airlines | 06:00 | 11:26 | 3h 26m | Airbus A321neo family | | Sun, Oct 25 | UA 1397 | United Airlines | 07:05 | 12:34 | 3h 29m | Boeing 737 MAX 9 | | Sun, Oct 25 | UA 1416 | United Airlines | 08:15 | 13:40 | 3h 25m | Boeing 737-900 | | Sun, Oct 25 | AA 4923 | American Airlines | 09:22 | 14:53 | 3h 31m | Embraer E175 | | Sun, Oct 25 | DL 1143 | Delta Air Lines | 09:22 | 14:37 | 3h 15m | Airbus A319 | | Sun, Oct 25 | UA 277 | United Airlines | 10:10 | 15:36 | 3h 26m | Boeing 737 MAX 9 | | Sun, Oct 25 | UA 2157 | United Airlines | 12:00 | 17:19 | 3h 19m | Boeing 737 MAX 9 | | Sun, Oct 25 | UA 1477 | United Airlines | 12:03 | 17:18 | 3h 15m | Boeing 737-900 | | Sun, Oct 25 | UA 1084 | United Airlines | 13:08 | 18:34 | 3h 26m | Boeing 737-900 | | Sun, Oct 25 | UA 2318 | United Airlines | 13:10 | 18:25 | 3h 15m | Boeing 737-900 | | Sun, Oct 25 | UA 2095 | United Airlines | 13:15 | 18:35 | 3h 20m | [Boeing 757-200](https://2lnr.com/seatmaps/ua/757-200.md) | Showing the first 40 of 123 scheduled LAX to IAH 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 LAX to IAH date on the interactive map ## Aircraft on the Los Angeles to Houston nonstop In the schedule table on this page, United Airlines flies the [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md), the [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md), and the [Boeing 757-200](https://2lnr.com/seatmaps/ua/757-200.md). American Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md). Delta Air Lines flies the [Airbus A319](https://2lnr.com/seatmaps/dl/a319.md). Frontier Airlines flies the [Airbus A321neo family](https://2lnr.com/seatmaps/f9/a321neo.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on LAX to IAH departures 2LNR tracks confirmed upgrade and award space on Delta Air Lines and American Airlines, segment by segment and date by date. Open the calendar for Los Angeles to Houston to see which departures have space, the next 14 days free on every product and the full horizon on Pro. In the 7 days to October 19, 2026, 2LNR checked award space on Los Angeles to Houston departures from October 19 to November 1. Delta Air Lines had space open on 11 of 14 dates checked and American Airlines on 9 of 14. ### See real availability Confirmed upgrade or award seats by date on the LAX 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 LAX to IAH on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Los Angeles to Houston nonstop Carriers operating LAX 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) - [Delta Air Lines (DL) route map](https://2lnr.com/routes/airlines/dl.md)\ [The aircraft DL flies](https://2lnr.com/seatmaps/dl.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 LAX to IAH on the interactive map → ## Frequently asked questions about LAX to IAH **How long is the flight from Los Angeles (LAX) to Houston (IAH)?** Scheduled flight times from Los Angeles (LAX) to Houston (IAH) run from 3h 13m to 3h 31m across the departures in the schedule table on this page. The nonstop covers about 1,378 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from LAX to IAH?** United Airlines, Delta Air Lines, American Airlines, and Frontier Airlines fly LAX to IAH nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines and American Airlines. **How many flights a week are there from LAX to IAH?** About 144 nonstop flights a week run between Los Angeles (LAX) and Houston (IAH) in the current schedule, operated by United Airlines, Delta Air Lines, 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 LAX to IAH depart?** Scheduled LAX to IAH nonstops in the next 7 days with service leave between 00:51 and 19:23, local time at Los Angeles. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate LAX to IAH nonstop?** The schedule table on this page lists 18 flight numbers for LAX to IAH nonstops, including UA 277, UA 491, UA 654, UA 1416, and UA 1477 on United Airlines; AA 4923 on American Airlines; DL 1143 on Delta Air Lines; and F9 1756 on Frontier Airlines. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on LAX to IAH?** Open the LAX to IAH route on the interactive map or the matrix to see confirmed upgrade and award space by date on Delta Air Lines and 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 LAX upgrade and award space](https://2lnr.com/routes/iah-lax.md). Award seats rather than schedules? See [Delta Air Lines award availability](https://2lnr.com/awards/dl.md) or [American Airlines award availability](https://2lnr.com/awards/aa.md). Looking beyond this route? See [every route from Los Angeles (LAX)](https://2lnr.com/routes/lax.md), or [every route from Houston (IAH)](https://2lnr.com/routes/iah.md). Nonstops to Houston (IAH) from other airports within 150 miles of Los Angeles (LAX): - [Santa Ana (SNA) to Houston (IAH)](https://2lnr.com/routes/sna-iah.md), 37 miles from LAX - [Ontario (ONT) to Houston (IAH)](https://2lnr.com/routes/ont-iah.md), 48 miles from LAX - [Palm Springs (PSP) to Houston (IAH)](https://2lnr.com/routes/psp-iah.md), 110 miles from LAX - [San Diego (SAN) to Houston (IAH)](https://2lnr.com/routes/san-iah.md), 110 miles from LAX Nonstops from Los Angeles (LAX) to other airports within 150 miles of Houston (IAH): - [Los Angeles (LAX) to Austin (AUS)](https://2lnr.com/routes/lax-aus.md), 140 miles from IAH Distances are great-circle between the airports, not driving distance. - [How Delta upgrades clear](https://2lnr.com/about/dl/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss LAX 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. 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