Los Angeles to Houston (LAX-IAH): nonstop upgrade & award space

United Airlines, American Airlines, Delta Air Lines, and Frontier Airlines fly nonstop between Los Angeles (LAX) and Houston (IAH), roughly 105 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 2LNR tracks confirmed upgrade and award space on American Airlines and Delta Air Lines, on every LAX to IAH departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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105
Nonstop flights a week
1,378 mi
Nonstop distance
Free
To get started

Los Angeles to Houston flight schedule

Scheduled nonstop departures for LAX to IAH, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Los Angeles (LAX) to Houston (IAH)
Date Flight Airline Departs LAX Arrives IAH Duration Aircraft
UA 491United Airlines00:5106:113h 20m7M9
UA 1397United Airlines07:0512:343h 29m7M9
UA 1416United Airlines08:1513:403h 25m739
DL 1143Delta Air Lines09:5015:083h 18m319
UA 277United Airlines10:1015:363h 26m7M9
UA 2086United Airlines11:5417:223h 28m7M9
UA 1084United Airlines13:1518:413h 26m739
AA 4998American Airlines14:1519:463h 31mE75
UA 2765United Airlines15:1820:403h 22m7M9
UA 2377United Airlines16:3521:573h 22m7M9
UA 2403United Airlines17:4523:143h 29m739
DL 1287Delta Air Lines18:1523:313h 16m319
F9 1434Frontier Airlines18:2523:563h 31m32N
UA 491United Airlines00:5106:113h 20m7M9
F9 1756Frontier Airlines06:0011:243h 24m32Q
UA 1397United Airlines07:0512:343h 29m7M9
UA 1416United Airlines08:1513:403h 25m739
DL 1143Delta Air Lines09:5015:083h 18m319
UA 277United Airlines10:1015:363h 26m7M9
UA 1477United Airlines11:5617:223h 26m7M9
UA 1084United Airlines13:1518:413h 26m739
AA 4998American Airlines14:1819:463h 28mE75
UA 2765United Airlines15:1820:403h 22m7M9
UA 2377United Airlines16:3521:573h 22m7M9
UA 2403United Airlines17:4523:143h 29m739
DL 1287Delta Air Lines18:1523:313h 16m319
UA 491United Airlines00:5106:113h 20m7M9
UA 654United Airlines05:4511:093h 24m7M9
F9 1756Frontier Airlines06:0011:243h 24m32Q
UA 1397United Airlines07:0512:343h 29m7M9
UA 1416United Airlines08:1513:403h 25m739
DL 1143Delta Air Lines09:5015:083h 18m319
UA 277United Airlines10:1015:363h 26m7M9
UA 1477United Airlines11:4017:063h 26m739
UA 2086United Airlines11:5417:223h 28m7M9
UA 1084United Airlines13:1518:413h 26m739
AA 4998American Airlines14:1819:463h 28mE75
UA 2765United Airlines15:1820:403h 22m7M9
UA 2377United Airlines16:3521:573h 22m7M9
UA 2403United Airlines17:4523:143h 29m739

Showing the first 40 of 102 scheduled LAX to IAH departures across the next 7 days with service. 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 has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every LAX to IAH date on the interactive map

Confirmed upgrade & award space on LAX to IAH departures

2LNR tracks confirmed upgrade and award space on American Airlines and Delta Air Lines, 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.

See real availability

Confirmed upgrade and award seats on each LAX to IAH departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are 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. 2LNR tracks confirmed upgrade and award space on each of them.

See LAX to IAH on the interactive map →

Frequently asked questions about LAX to IAH

How far is Houston from Los Angeles?
LAX to IAH covers about 1,378 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from LAX to IAH?
United Airlines, American Airlines, Delta Air Lines, and Frontier Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines and Delta Air Lines.
How many flights a week are there from LAX to IAH?
About 105 nonstop flights a week run between Los Angeles and Houston in the current schedule, operated by United Airlines, American Airlines, Delta Air Lines, 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 18:25, local time at Los Angeles. The schedule table on this page lists every departure by date, with its arrival time 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 American Airlines and Delta Air Lines, 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.

Never miss LAX to IAH upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

Get started free