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Houston (IAH) to Las Vegas (LAS) flights

There are direct flights from George Bush Intercontinental Houston Airport to Las Vegas McCarran International Airport, sold by 2 airlines (including codeshares): Frontier Airlines and United Airlines. The distance is 1,963 km, about 2h 55m in the air. There are also 25 one-stop options, via airports such as Dallas-Fort Worth, Denver and Phoenix.

Live fares for IAH → LASSee all routes on the map
1,963 kmdistance
~2h 55mdirect flight time (estimate)
2direct airlines
25one-stop options

Direct flights from Houston to Las Vegas

RouteAirlines (incl. codeshares)DistanceTime (est.)
IAH → LASFrontier Airlines, United Airlines1,963 km~2h 55m

Best one-stop connections

Through the biggest hubs first. Times include about 100 minutes to change planes.

ViaAirlinesDistanceTime (est.)
DFW Dallas-Fort WorthAmerican Airlines and United Airlines then American Airlines2,056 km~5h 10m
DEN DenverFrontier Airlines and United Airlines then Frontier Airlines and United Airlines2,397 km~5h 35m
PHX PhoenixAmerican Airlines and United Airlines then American Airlines and Frontier Airlines2,032 km~5h 10m
SAN San DiegoUnited Airlines then Frontier Airlines and Southwest Airlines2,510 km~5h 45m
AUS AustinUnited Airlines then Allegiant Air and Southwest Airlines1,976 km~5h 5m
MTY MonterreyUnited Airlines and Viva Aerobus then Air Montenegro and Aeromexico2,494 km~5h 40m
SAT San AntonioUnited Airlines then Southwest Airlines2,024 km~5h 10m
SLC Salt Lake CityUnited Airlines then Frontier Airlines and Southwest Airlines2,514 km~5h 45m
ONT OntarioUnited Airlines then Frontier Airlines and Southwest Airlines2,459 km~5h 40m
ABQ AlbuquerqueUnited Airlines then Southwest Airlines1,977 km~5h 5m
SNA Santa AnaUnited Airlines then Frontier Airlines and Breeze Airways2,527 km~5h 45m
OKC Oklahoma CityUnited Airlines then Southwest Airlines2,221 km~5h 25m

More from Houston and Las Vegas

Routes come from current airline fares, updated weekly (last update 9 November 2026), plus older schedule data for airports with few recent fares. “Direct” can include a few same-plane flights with a stop. Flight times are estimates from distance. Always check with the airline before booking.