United 990 will depart Washington Dulles International Airport daily at 10:43 p.m., arriving at Lagos' Murtala Muhammed International Airport at 5:35 p.m. the next day after a stop in Accra, Ghana.
U.S.-bound service from Lagos begins Dec. 13 with the departure of United 991 at 9:30 p.m. After a stop in Accra, the flight will arrive in Washington the next day at 6:11 a.m.
