Great-circle route LAX ↔ IAH. Faint dots are other airports, for geographic context. Download this map — free to reuse with a link back to this page.
Frequencies below are per direction, from our most recent schedule sample. The two directions are not identical — that is normal on scheduled routes.
| Direction | Frequency | Days | Airlines |
|---|---|---|---|
| LAX → IAH Los Angeles to Houston |
95/wk | Daily | American Airlines, Delta Air Lines, Frontier Airlines, United Airlines |
| IAH → LAX Houston to Los Angeles |
88/wk | Daily | American Airlines, Delta Air Lines, Frontier Airlines, United Airlines |
Where a direction shows “—” we track it as an operating nonstop but hold no schedule sample for it — we would rather show nothing than guess.
In 2025, airlines reported 1,595,538 passengers on 10,717 flights between LAX and IAH — about 4,374 a day — filling 87% of the 1,842,011 seats flown. United Air Lines Inc. carried the most passengers (65%).
Source: US DOT T-100 segment reports — actual airline-reported traffic, scheduled service only, both directions combined. Cargo and charter flights excluded.
4 airlines fly the LAX–IAH nonstop, including American Airlines, Delta Air Lines, Frontier Airlines, United Airlines.
Recent scheduled departures on this route have used the Boeing 737, Boeing 737-900, Airbus A319, Embraer 175 and 2 other types.
Aircraft assignments change by season and by time of day.
The distance between Los Angeles International Airport and George Bush Intercontinental Houston Airport is 1,376 miles, or 2,214 kilometres.
| Great-circle distance | 1,376 mi |
| Kilometres | 2,214 km |
| Nautical miles | 1,196 nmi |
Measured airport to airport. The actual track is longer — aircraft follow airways, avoid restricted airspace and route around weather.
Yes. 4 airlines fly the route nonstop, with about 183 departures a week across both directions. The route is in our live nonstop dataset, last seeded 2026-07-07.
About 3h 16m in the air. That is a great-circle estimate from the 1,376-mile distance, not a scheduled block time — an airline's published time will differ by roughly 15 to 45 minutes depending on routing, winds and taxi.
About 95 a week from Los Angeles to Houston and 88 a week from Houston to Los Angeles, from our most recent schedule sample.
American Airlines, Delta Air Lines, Frontier Airlines, United Airlines.
In 2025, airlines reported 1,595,538 passengers on 10,717 scheduled flights between LAX and IAH — about 4,374 a day — filling 87% of the seats flown. Source: US DOT T-100 segment reports, both directions combined.
Recent scheduled departures have used the Boeing 737, Boeing 737-900, Airbus A319, Embraer 175. Assignments change by season and by time of day.
