The ethiopian airlines washington dc office can be the perfect choice for any traveler looking for professional assistance for their flight booking, cancellation, baggage related queries, travel requests and other information. Situated in Washington DC, this office will help you plan domestic flights as well as international trips. Here, you can make your reservations, cancel your flights, upgrade seats and even change flights according to your needs. Moreover, you will also receive detailed information regarding check-ins, luggage allowances, visas, etc.