$796 Cheap Ethiopian Airlines flights Washington (IAD) to Cotonou (COO)

Set the "Price (lowest to highest)" filter on Expedia to find cheap Ethiopian Airlines round-trip flights from $1,143 from IAD to COO. Affordable one-way options from $796 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Landing the best Ethiopian Airlines deals from IAD to COO is typically all about timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. What's more, you can pocket 17% on average by buying your tickets on a Sunday compared to a Friday, which is often the most expensive day to book.* It's a good idea to start searching for flights about one month before your departure date.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

To find the earliest departure from IAD to COO with Ethiopian Airlines, filter your search by "Morning" and "Early Morning." Choosing an early flight usually means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Offering top-tier customer service and an excellent in-flight experience, Ethiopian Airlines is the leading choice for many travelers flying from IAD to COO. Plus, if you're an Ethiopian Sheba Miles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be used on future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.