How long is the flight to Luanda Angola

How long is the flight to Luanda?

The below times are for non stop flight segments to Quatro De Fevereiro Airport (LAD). From George Bush Intercontinental Houston Airport (IAH), the flight time is roughly 13 hours and 28 minutes.

Please keep in mind that the above are time in the air; most travel sites will quote a ramp to ramp time which is about a 1/2 hour greater than the air time.