CA $1,347 Cheap Flights from Cotonou (COO) to Washington (IAD)

View CA $1,347 flight on Sun, Sep. 7, 2025Opens in a new window

Popular airlines from Cotonou (COO-Cadjehoun) to Washington Dulles International Airport (IAD)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Cotonou (COO) to Washington (IAD)

Prices were available within the past 7 days and start at CA $1,347 for one-way flights and CA $2,696 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ethiopian Airlines
Sat, Aug. 16 - Thu, Oct. 16
COO
Cotonou
IAD
Washington
CA $2,696 Roundtrip, found 6 days ago
CA $2,696
Roundtrip
found 6 days ago
Select Ethiopian Airlines flight, departing Sat, Aug. 16 from Cotonou to Washington, returning Thu, Oct. 16, priced at CA $2,696 found 6 days ago
Flight from Cotonou to Washington (COO - IAD) route information
Origin airport
Cadjehoun
Destination airport
Washington Dulles Intl.
Roundtrip price
CA $2,695
Distance
8634 km

Cotonou to Chantilly Flights

The easy way to book your flights from Cotonou to Washington 

With Expedia, it’s simple to find and book flights to Washington from Cotonou whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 11 airlines that cover this route. There are nonstop flights to Washington Dulles Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Cotonou to Washington today, tomorrow, or this week.  

 

Save dollars with cheap flights from Cadjehoun, COO to Washington Dulles Intl., IAD 

Sort your search results by price to find great deals on your flight from Cotonou to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Cotonou currently is just CA $2,696 rising to CA $2,696.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Washington  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Washington from Cotonou 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Washington with Expedia today.

Frequently asked questions

How much is a flight from COO to Washington Dulles Intl. Airport (IAD)?
The lowest price advertised for a round-trip journey between COO and Washington Dulles Intl. Airport (IAD) is CA $2,696. But you better move fast. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Cadjehoun Airport (COO) to IAD?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Cotonou Cadjehoun Airport to IAD that have flexible change policies?
Plenty of airlines offer the option to move your flight at no extra charge. All you pay is the difference in the ticket price. When searching for COO to Dulles Intl. Airport flights, you'll find a "No change fees" box for you to select.
How many hours is the flight from Cadjehoun Airport (COO) to Dulles Intl. Airport?
Make the 16 hours and 6 minutes between Cadjehoun Airport (COO) and Washington Dulles Intl. Airport (IAD) as comfortable as you can. Bring the essentials, like your toothbrush, medication and a neck pillow, and simply enjoy the flight!
How far is the flight from Cotonou Cadjehoun Airport to Washington Dulles Intl. Airport (IAD)?
The distance is around 8,700 kilometres, so pack your carry-on bag with all the things you need to make your journey comfortable. Wondering what to take on board your Cotonou to Chantilly flight? A travel pillow, earplugs and a sleep mask are among the essentials.
Which airlines fly direct from Cotonou Cadjehoun Airport to Washington Dulles Intl. Airport (IAD)?
At present, no airlines offer direct flights from Cotonou Cadjehoun Airport to IAD. You'll need to book a flight with at least one stop. To get the best connections and price, lock in your airfare well in advance.
Are COO to IAD flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so not always. While last-minute deals between COO and IAD are of course possible, it also makes sense to monitor prices well before you fly. In fact, some airlines publicize their prices up to a year ahead of the departure date. Expedia is continuously updating the best airfare bargains around, so keep checking back and be ready to secure your seat when the fares dip.

Explore a world of travel with Expedia

*Available to Expedia members.