United States · 304 miles (490 km)

New Orleans (MSY) to Houston (IAH) flights

One airline flies nonstop from New Orleans (MSY) to Houston (IAH): United Airlines. The two airports are 304 miles (490 km) apart. United Airlines is in Star Alliance. There are also 7 ways to fly it with one stop, through Austin, Dallas and San Antonio and more.

See award prices Filter in Routes

Airlines flying nonstop from MSY to IAH

United AirlinesStar Alliance · bookable with 13 programsWho books it

Book MSY to IAH with points

Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.

Air Canada AeroplanBooks United Airlines
Air New Zealand AirpointsBooks United Airlines
ANA Mileage ClubBooks United Airlines
Avianca LifeMilesBooks United Airlines
Emirates SkywardsBooks United Airlines
EVA Air Infinity MileageLandsBooks United Airlines
JetBlue TrueBlueBooks United Airlines
Lufthansa Miles & MoreBooks United Airlines
Singapore Airlines KrisFlyerBooks United Airlines
TAP Miles&GoBooks United Airlines
Thai Royal Orchid PlusBooks United Airlines
Turkish Airlines Miles&SmilesBooks United Airlines
United MileagePlusBooks United Airlines

MSY to IAH with one stop

7 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.

Via Austin (AUS)Southwest Airlines and Delta Air Lines, then United Airlines
Via Dallas (DFW)American Airlines the whole way
Via San Antonio (SAT)Southwest Airlines, then United Airlines
Via Memphis (MEM)American Airlines, then United Airlines
Via Bentonville (XNA)Breeze Airways, then United Airlines
Via Atlanta (ATL)Delta Air Lines and Frontier Airlines the whole way
Via Nashville (BNA)Southwest Airlines, then United Airlines

MSY to IAH: common questions

Which airlines fly nonstop from MSY to IAH?

United Airlines (Star Alliance) flies nonstop from New Orleans (MSY) to Houston (IAH).

How far is New Orleans from Houston by plane?

New Orleans (MSY) and Houston (IAH) are 304 miles (490 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book MSY to IAH award flights?

13 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, ANA Mileage Club, Avianca LifeMiles, Emirates Skywards, EVA Air Infinity MileageLands, JetBlue TrueBlue, Lufthansa Miles & More and 5 more. Which flights each can book depends on its partners, so check the airline before you transfer points.

How many miles does MSY to IAH cost?

It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for MSY to IAH with taxes and fees.

Where can I connect between New Orleans and Houston?

The most direct connections are through Austin (AUS), Dallas (DFW), San Antonio (SAT), Memphis (MEM) and Bentonville (XNA). On 2 of them the same airline flies both flights, for example American Airlines through Dallas.

More routes

IAH to MSY Every nonstop from MSY Every nonstop from IAH

MSY to Chicago ORD MSY to Dallas DFW MSY to Atlanta ATL MSY to Denver DEN MSY to London LHR MSY to New York EWR MSY to Charlotte CLT MSY to Miami MIA MSY to Toronto YYZ MSY to New York JFK MSY to Los Angeles LAX MSY to Orlando MCO

Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.