9231 Miles (14855.9 Kilometers / 8016.2 Nautical Miles).
Flight duration time from Libreville to Guam:
Approximate flight duration time (for a non-stop flight) from Libreville, Gabon to Guam, Mariana Islands is 19 hrs, 10 mins. This is the In-The-Air flight time. You should add the taxi time before take-off and taxi time after landing for the total flight duration time. You should also consider airport wait times and possible delays due to bad weather, etc. You can find out what time you arrive at your destination (Guam) by checking the time difference between Libreville and Guam.
The total air distance from Libreville to Guam is 9231 miles or 14855.9 kilometers and a direct flight from Libreville, Gabon to Guam, Mariana Islands takes 19 hrs, 10 mins. This is the air distance (direct route as the crow flies). Traveling on land (driving) involves larger distances.