LH9999Lufthansa · IAH → FRA
live · 17m ago
Route confirmed Lufthansa

LH9999 HoustonIAH Frankfurt am MainFRA

LH9999 by Lufthansa flies from Houston (IAH) to Frankfurt am Main (FRA).

Right nowNext departure tomorrow Operates daily
11:00

scheduled from IAH

The route today

live boards
IAHHoustonOn-time likelyIAH delay board →
FRAFrankfurt am MainOn-time likelyFRA delay board →
IAH→FRAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
27%Chance of 15+ min delay
1.6%Chance of cancellation
+4 minTypical airport delay in this weather

Conditions at IAH and FRA are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow at Houston

Forecast

Sun 8 Nov, local date

High21°Clikely 18°C to 23°C
Low15°Clikely 14°C to 17°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Frankfurt am Main

Forecast

Mon 9 Nov, local date

High8°Clikely 6°C to 10°C
Low3°Clikely 0°C to 5°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Houston to Frankfurt am Main flights today

same route · Lufthansa
LH441departs 16:10

If LH9999 is cancelled, this is the other Lufthansa nonstop flight from Houston to Frankfurt am Main on the same day, with scheduled departure times in IAH local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How LH9999 actually runs

Pro Flight Search has tracked every published board update for LH9999 across the IAH and FRA boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at IAH and FRA.

The verdict above is that record speaking, so it reflects how LH9999 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around LH9999? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: LH9999 Houston to Frankfurt am Main on-time performance, measured from the IAH and FRA airport boards.

Canonical URL
https://proflightsearch.com/flight/LH9999
How we measure this →