HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cotonou

$747+ Cheap flights from Dulles Intl (IAD) to Cotonou (COO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — COO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Cotonou with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Dulles Intl to Cotonou

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Cotonou (COO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$1,050
(FlightHub)

One-way from

$747
(FlightHub)

Popular in

August

Cheapest in

October

Average price

$1,395
From Washington, D.C. Dulles Intl to Cotonou
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Cotonou
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($156 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Dulles Intl to Cotonou

Cheapest flights from Dulles Intl to Cotonou
Explore the most affordable flight options available from Dulles Intl to Cotonou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/91:30 pmIAD - COO
2 stops29h 50mTurkish Airlines
Mon 2/212:50 amCOO - IAD
2 stops24h 25mTurkish Airlines
Deal found 6/10$1,050
This oojo deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3010:00 amIAD - COO
1 stop20h 15mEthiopian Air
Tue 1/201:30 pmCOO - IAD
2 stops24h 30mEthiopian Air
Deal found 6/9$1,094
This Air France deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/249:20 pmIAD - COO
1 stop18h 40mMultiple Airlines
Fri 10/3111:30 pmCOO - IAD
2 stops22h 15mMultiple Airlines
Deal found 6/11$1,204
This KLM deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/245:25 pmIAD - COO
2 stops22h 35mKLM
Fri 10/3111:30 pmCOO - IAD
2 stops22h 15mKLM
Deal found 6/10$1,234
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/249:20 pmIAD - COO
1 stop19h 10mDelta
Mon 7/711:30 pmCOO - IAD
1 stop24h 45mDelta
Deal found 6/10$1,274
This Air France deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/249:20 pmIAD - COO
1 stop18h 40mAir France
Fri 10/3111:30 pmCOO - IAD
1 stop23h 05mAir France
Deal found 6/10$1,361
This Trip.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/78:40 pmIAD - COO
1 stop25h 05mRoyal Air Maroc
Fri 1/24:45 amCOO - IAD
2 stops19h 55mRoyal Air Maroc
Deal found 6/11$1,417
This Gurufare deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/115:45 pmIAD - COO
2 stops22h 00mBrussels Airlines
Mon 2/28:25 pmCOO - IAD
2 stops24h 10mBrussels Airlines
Deal found 6/10$1,495
This Ovago deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/108:45 pmIAD - COO
3 stops43h 00mSWISS
Mon 2/28:25 pmCOO - IAD
3 stops26h 05mSWISS
Deal found 6/10$1,541
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2410:15 pmIAD - COO
2 stops37h 45mUnited Airlines
Thu 7/106:15 pmCOO - IAD
3 stops42h 12mUnited Airlines
Deal found 6/10$1,709

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Cotonou that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Cotonou that are best for you.

Fly from

Dulles Intl

Fly to

Cotonou

Route

Depart

Return

Price

Washington, D.C.Cotonou

IAD - COO

IADCOO

Washington, D.C. Dulles Intl

Wed 7/9

1:30 pm-12:20 am

2 stops29h 50m

Cotonou

Mon 2/2

12:50 am-7:15 pm

2 stops24h 25m

$1,050

Washington, D.C.Cotonou

IAD - COO

IADCOO

Washington, D.C. Dulles Intl

Sun 11/30

10:00 am-12:15 pm

1 stop20h 15m

Cotonou

Tue 1/20

1:30 pm-8:00 am

2 stops24h 30m

$1,094

Washington, D.C.Cotonou

IAD - COO

IADCOO

Washington, D.C. Dulles Intl

Wed 9/24

9:20 pm-9:00 pm

1 stop18h 40m

Cotonou

Fri 10/31

11:30 pm-4:45 pm

2 stops22h 15m

$1,204

Washington, D.C.Cotonou

IAD - COO

IADCOO

Washington, D.C. Dulles Intl

Wed 9/24

5:25 pm-9:00 pm

2 stops22h 35m

Cotonou

Fri 10/31

11:30 pm-4:45 pm

2 stops22h 15m

$1,234

Washington, D.C.Cotonou

IAD - COO

IADCOO

Washington, D.C. Dulles Intl

Tue 6/24

9:20 pm-9:30 pm

1 stop19h 10m

Cotonou

Thu 7/10

11:30 pm-4:20 pm

1 stop21h 50m

$1,274

Washington, D.C.Cotonou

IAD - COO

IADCOO

Washington, D.C. Dulles Intl

Wed 9/24

9:20 pm-9:00 pm

1 stop18h 40m

Cotonou

Fri 10/31

11:30 pm-5:35 pm

1 stop23h 05m

$1,361

Washington, D.C.Cotonou

IAD - COO

IADCOO

Washington, D.C. Dulles Intl

Sun 12/7

8:40 pm-3:45 am

1 stop25h 05m

Cotonou

Fri 1/2

4:45 am-6:40 pm

2 stops19h 55m

$1,417

Washington, D.C.Cotonou

IAD - COO

IADCOO

Washington, D.C. Dulles Intl

Fri 7/11

5:45 pm-8:45 pm

2 stops22h 00m

Cotonou

Mon 2/2

8:25 pm-2:35 pm

2 stops24h 10m

$1,495

Washington, D.C.Cotonou

IAD - COO

IADCOO

Washington, D.C. Dulles Intl

Thu 7/10

8:45 pm-8:45 pm

3 stops43h 00m

Cotonou

Mon 2/2

8:25 pm-4:30 pm

3 stops26h 05m

$1,541

Washington, D.C.Cotonou

IAD - COO

IADCOO

Washington, D.C. Dulles Intl

Sun 6/22

8:22 am-5:00 pm

2 stops27h 38m

Cotonou

Thu 6/26

6:15 pm-7:27 am

3 stops42h 12m

$1,612

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 15 results
1
2

Best time to book a flight from Dulles Intl to Cotonou

Have a flexible travel schedule? Discover the best time to fly to Cotonou from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Cotonou

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cotonou?

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cotonou (average of $972). Flying from Washington, D.C. Dulles Intl Airport to Cotonou in June is currently the most expensive (average of $1,685). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to COO?

Find hourly flight availability from Dulles Intl to Cotonou. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Cotonou is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 26% on airfare.

Reviews of airlines servicing Cotonou

Get insights into the airlines that provide service to Cotonou. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cotonou. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Cotonou, such as Delta, Air France and SWISS. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Brussels Airlines
7.4
Good
355 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Cotonou. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cotonou from Washington, D.C. Dulles Intl?

    Most people fly into Cotonou (COO) if they book a flight to Cotonou from Washington, D.C. Dulles Intl. On average, Cotonou has 0 inbound flights from Washington, D.C. Dulles Intl per day from 4 airlines. Cotonou is conveniently located just 2.4 mi from Cotonou’s city center.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Cotonou round-trip?

    Flying on Turkish Airlines is currently your cheapest option to Cotonou, with prices starting at $1,050. Additional round-trip tickets that might be worth considering are offered by Ethiopian Air and Delta, with the lowest prices starting at $1,139 and $1,274, respectively. Turkish Airlines is priced at 16% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Cotonou one-way?

    For one-way options, check prices for Turkish Airlines. According to our data, you can fly for as low as $747. Users have also found prices from $766 and $910 on Ethiopian Air and Brussels Airlines, respectively.

  • Can I find deals for flights from Dulles Intl to Cotonou that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Cotonou flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Cotonou?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Cotonou.

  • Can I find deals for business class flights from Dulles Intl to Cotonou?

    Yes. Cheapflights offers flight deals from Dulles Intl to Cotonou by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cotonou?

    Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cotonou (average of $972). Flying from Washington, D.C. Dulles Intl Airport to Cotonou in June is currently the most expensive (average of $1,685). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Cotonou

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Cotonou flights
Reagan-National to Cotonou flights

Top 4 airlines flying from Dulles Intl to Cotonou

Discover the top 4 airlines that operate flights from Dulles Intl to Cotonou. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$965Average$1,069FlexibilityNo cancel feeOn-time77%
Ethiopian AirCheapest$1,109Average$1,525FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$1,121Average$1,192FlexibilityNo cancel feeOn-time77%
DeltaCheapest$1,135Average$1,448FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.