Flights UA5277 05:05 daily · UA5567 05:05 Tu We Th Fr · UA2124 07:00 daily · UA2105 09:53 daily
Direct flights from New Orleans (MSY) to Houston (IAH): 7 nonstop departures observed each week across 1 airline. 100% of the last 5 operated flights arrived within 15 minutes of schedule. The median arrival is 12 minutes early. No cancellations were recorded across the 5 tracked flights. The nonstop covers 490 km, an estimated 1 hour 8 minutes in the air. Measured by Pro Flight Search from live flight boards at New Orleans and Houston. Updated 12 September 2026 at 04:54 UTC.
of the last 5 operated MSY → IAH flights arrived within 15 minutes
Median arrival delay is −12 min. 0 of 5 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
The week
scheduled departures · origin local timeEach mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at MSY: 37% odds of a 15+ minute delay and around +8 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the New Orleans to Houston route actually runs
Pro Flight Search records official board updates for nonstop MSY to IAH flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — New Orleans (MSY) to Houston (IAH) route reliability, measured from operated flights on official airport boards.
https://proflightsearch.com/search-flights/MSY-IAH
MSY to IAH questions
Is MSY–IAH running on time right now?
Significant delay risk. The departure side at MSY is the weaker end, route health score 42/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on MSY–IAH?
Operators schedule morning departures around 05:05 and evening departures around 17:32 from MSY. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAH delay card to confirm conditions when you'd arrive.
How long is the flight from MSY to IAH?
Great-circle distance is 490 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 65–72 min gate-to-gate on this route.
How often does MSY–IAH fly?
United Airlines runs the route with about 65 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.