To save on the cost of your flight from Washington, D.C. Dulles Intl Airport to Johannesburg Lanseria Airport, book at least 23 days before your planned departure. Booking around this time can save you about 9% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $925 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,009.
When flying from Washington, D.C. Dulles Intl Airport to Johannesburg Lanseria Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.