Flights QR8155 00:55 Th Su · QR8171 varies Mo Fr · QR8140 07:50 Mo
Direct flights from Houston (IAH) to Grâce-Hollogne (LGG): 4 nonstop departures observed each week across 1 airline. The median arrival is on schedule. No cancellations were recorded across the 3 tracked flights. The nonstop covers 8,176 km, an estimated 10 hours 59 minutes in the air. Measured by Pro Flight Search from live flight boards at Houston and Grâce-Hollogne. Updated 11 September 2026 at 21:00 UTC.
route health from live IAH and LGG delay boards
Median arrival delay is +0 min. 0 of 3 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 boardsnext sweep in 120s
How the Houston to Grâce-Hollogne route actually runs
Pro Flight Search records official board updates for nonstop IAH to LGG 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 — Houston (IAH) to Grâce-Hollogne (LGG) route reliability, measured from operated flights on official airport boards.
https://proflightsearch.com/search-flights/IAH-LGG
IAH to LGG questions
Is IAH–LGG running on time right now?
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on IAH–LGG?
Operators schedule morning departures around 00:55 from IAH. Earlier flights typically land before destination-airport delays accumulate later in the day; check the LGG delay card to confirm conditions when you'd arrive.
How long is the flight from IAH to LGG?
Great-circle distance is 8,176 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 607–731 min gate-to-gate on this route.
How often does IAH–LGG fly?
Qatar Airways runs the route with about 5 flights a week (sun, mon, thu, fri). Since one carrier owns the route, a single disruption tends to ripple through the day.