HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Washington, D.C. (WAS) to Kos (KGS) from $1,244

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
WAS — KGS
May 19 — May 261
From?
To?
Sun 5/19
Sun 5/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

What is the cheapest day to fly round-trip from Washington, D.C. to Kos?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Kos. Check prices with Cheapflights to find a great deal for your trip.

When is the cheapest time to fly from Washington, D.C. to Kos (WAS - KGS)?

It’s optimal to fly from Washington, D.C. to Kos at noon. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight in the morning.

Cheap British Airways flights from Washington, D.C. to Kos

Explore cheap flight options specifically provided by British Airways for the route between Washington, D.C. and Kos. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 14, 2024.
Wed 7/105:30 pmDCA - KGS
2 stops19h 55mBritish Airways
Sun 7/213:00 pmKGS - DCA
2 stops32h 28mBritish Airways
Deal found 5/12$2,463
Wed 7/106:02 pmBWI - KGS
2 stops19h 23mBritish Airways
Sun 7/213:00 pmKGS - BWI
2 stops35h 25mBritish Airways
Deal found 5/12$2,981
Thu 7/116:08 amDCA - KGS
2 stops23h 57mBritish Airways
Sun 7/213:00 pmKGS - DCA
2 stops35h 35mBritish Airways
Deal found 5/12$3,098
Wed 7/109:20 pmBWI - KGS
1 stop16h 05mBritish Airways
Sun 7/213:00 pmKGS - BWI
2 stops33h 12mBritish Airways
Deal found 5/12$3,225

Washington, D.C. to Kos 2024 flight deals

Discover exclusive flight deals for travel between Washington, D.C. and Kos in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,633,403 searches. Data last updated May 14, 2024.
Wed 7/106:50 pmIAD - KGS
2 stops21h 00mMultiple Airlines
Sun 7/2111:05 amKGS - IAD
3 stops34h 40mMultiple Airlines
Deal found 5/12$1,244
Wed 7/1011:15 pmIAD - KGS
3 stops23h 35mMultiple Airlines
Sun 7/216:20 amKGS - IAD
3 stops22h 50mMultiple Airlines
Deal found 5/12$1,247
Thu 7/118:30 pmIAD - KGS
3 stops30h 45mMultiple Airlines
Sun 7/2111:35 pmKGS - IAD
3 stops29h 35mMultiple Airlines
Deal found 5/12$1,255
Thu 7/118:30 pmIAD - KGS
2 stops17h 15mMultiple Airlines
Sun 7/2111:05 amKGS - IAD
3 stops34h 40mMultiple Airlines
Deal found 5/12$1,284
Wed 7/106:50 pmIAD - KGS
2 stops21h 00mMultiple Airlines
Sun 7/213:30 pmKGS - IAD
2 stops30h 15mMultiple Airlines
Deal found 5/12$1,327
Wed 7/1010:45 pmIAD - KGS
1 stop15h 30mMultiple Airlines
Sun 7/218:35 pmKGS - IAD
2 stops52h 05mMultiple Airlines
Deal found 5/12$1,339
Thu 7/118:30 pmIAD - KGS
2 stops17h 15mMultiple Airlines
Sun 7/213:30 pmKGS - IAD
2 stops30h 15mMultiple Airlines
Deal found 5/12$1,368
Thu 7/115:45 pmIAD - KGS
1 stop14h 25mMultiple Airlines
Sun 7/2111:35 pmKGS - IAD
2 stops26h 50mMultiple Airlines
Deal found 5/12$1,574
Thu 7/116:00 pmIAD - KGS
1 stop15h 20mBrussels Airlines
Sun 7/2111:25 amKGS - IAD
1 stop33h 50mBrussels Airlines
Deal found 5/12$1,701

Find flights from Washington, D.C. to Kos within your budget

Customize your flight search to find flights from Washington, D.C. to Kos 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 2,633,403 searches. Data last updated May 14, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,244 - $2,463

Route

Depart

Return

Price

Washington, D.C. Dulles IntlKos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Wed 7/10

2 stops21h 00m

Kos

Sun 7/21

3 stops34h 40m

$1,244

Washington, D.C. Dulles IntlKos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Wed 7/10

3 stops23h 35m

Kos

Sun 7/21

3 stops22h 50m

$1,247

Washington, D.C. Dulles IntlKos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Thu 7/11

3 stops30h 45m

Kos

Sun 7/21

3 stops29h 35m

$1,255

Washington, D.C. Dulles IntlKos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Thu 7/11

2 stops17h 15m

Kos

Sun 7/21

3 stops34h 40m

$1,284

Washington, D.C. Dulles IntlKos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Wed 7/10

2 stops21h 00m

Kos

Sun 7/21

2 stops30h 15m

$1,327

Washington, D.C. Dulles IntlKos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Wed 7/10

1 stop15h 30m

Kos

Sun 7/21

2 stops52h 05m

$1,339

Washington, D.C. Dulles IntlKos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Thu 7/11

2 stops17h 15m

Kos

Sun 7/21

2 stops30h 15m

$1,368

Washington, D.C. Dulles IntlKos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Thu 7/11

1 stop15h 20m

Kos

Sun 7/21

1 stop33h 50m

$1,701

Washington, D.C. Reagan-NationalKos

DCA - KGS

DCAKGS

Washington, D.C. Reagan-National

Wed 7/10

2 stops19h 55m

Kos

Sun 7/21

2 stops32h 28m

$2,463

Flights are sorted by cheapest first

Deals found on 5/12

When is the cheapest time to fly from Washington, D.C. to Kos?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Kos. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Washington, D.C. to Kos flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Reviews of airlines servicing Kos

Get insights into the airlines that provide service to Kos. 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 Kos. Reviews last updated May 14, 2024.
Brussels Airlines
7.3
Good
577 reviews
Check prices

Food

6.5

Entertainment

6.5

Boarding

7.3

Comfort

7.0

Overall

7.3

Crew

8.0

Reviews

1 / 10

Nice staff, plane comfortable what can you ask more? free drink at least water will be nice

Brussels Airlines
7.3
Good
577 reviews
Brussels Airlines
7.3
Good
577 reviews
Check prices

Food

6.5

Entertainment

6.5

Boarding

7.3

Comfort

7.0

Overall

7.3

Crew

8.0

Reviews

1 / 10

Nice staff, plane comfortable what can you ask more? free drink at least water will be nice

British Airways
6.8
Okay
6,841 reviews
Brussels Airlines
7.3
Good
577 reviews
Check prices

Food

6.5

Entertainment

6.5

Boarding

7.3

Comfort

7.0

Overall

7.3

Crew

8.0

Reviews

1 / 10

Nice staff, plane comfortable what can you ask more? free drink at least water will be nice

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Kos. 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 Kos from Washington, D.C.?

    Kos (KGS) is the airport you will fly into if you book a flight from Washington, D.C. to Kos. You should not have trouble finding flights to Kos from Washington, D.C.; the airport handles an average of 0 inbound flights from Washington, D.C. per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Kos airport from Washington, D.C.. It is only a 12.8 mi journey from Kos (KGS) to Kos’s city center.

  • Can I find flights from Washington, D.C. to Kos for under $1,300 on Cheapflights?

    Yes, there are multiple flights from Washington, D.C. to Kos for under $1,300. The cheapest flight booked recently is on Multiple Airlines for just $1,244, but on average you can expect to pay $1,865.

  • What are the most popular routes from Washington, D.C. to Kos?

    The most popular route from Washington, D.C. to Kos is Washington, D.C. Reagan-National - Kos. You may also consider Washington, D.C. Dulles Intl - Kos or Baltimore/Washington - Kos.

  • What does IAD to KGS mean?

    IAD stands for Washington, D.C. Dulles Intl Airport, while KGS stands for Kos Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Washington, D.C. to Kos that include extra baggage allowance?

    The amount of baggage you can bring on your Washington, D.C. to Kos flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Washington, D.C. to Kos with specific airlines?

    Yes, Cheapflights allows you to browse and filter Washington, D.C. to Kos flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Washington, D.C. to Kos that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Kos flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Kos?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Kos.

  • Can I find deals for business class flights from Washington, D.C. to Kos?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Kos by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Washington, D.C. to Kos that allow pets onboard?

    Many airlines flying from Washington, D.C. to Kos offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Washington, D.C. to Kos?

    Yes, you can often find last-minute deals on Washington, D.C. to Kos flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Washington, D.C. to Kos flight deals updated?

    The Washington, D.C. to Kos flight deals you see on this page were last updated on 5/12.

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 Washington, D.C. to Kos
See prices for flight routes from nearby airports that may be better suited for you.

Dulles Intl to Santorini flights
Reagan-National to Santorini flights
Dulles Intl to Mykonos flights
Reagan-National to Mykonos flights
Dulles Intl to Rhodes flights
Reagan-National to Rhodes flights
Reagan-National to Kos flights
Dulles Intl to Kos flights
Dulles Intl to Paleochori flights
Dulles Intl to Karpathos flights
Dulles Intl to Naxos flights
Dulles Intl to Parikia flights
USA to Hong Kong flights
Dallas to Charlotte flights
Nashville to Denver flights
Minneapolis to Las Vegas flights
Miami to Los Angeles flights
San Diego to Seattle flights
USA to India flights
Bellingham to Las Vegas flights
Nashville to New York flights
Minneapolis to New York flights
USA to Australia flights
Washington, D.C. to Cambodia flights

Search flights from Washington, D.C. to Kos by cabin class

Find flights from Washington, D.C. to Kos, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Ordu/Giresun
Flights to Hakodate
Flights to Gazipasa
Flights to Kirkwall Arpt
Flights to Skiathos
Flights to Bourgas
Flights to Kalamata
Flights to Menorca/Mahon
Flights to Mytilene
Flights to Mason City
Flights to Pau Pyrénées
Flights to Neiva La Marguita
Flights to Cortez Montezuma County
Flights to Biarritz Parme
Flights to Parikia Paros
Flights to Ohrid
Flights to Edremit/Korfez
Flights to Naxos
Flights to Dalaman
Flights to Lublin
Flights to Miyakojima Hirara
Flights to Champaign University-Willard
Flights to Kagoshima
Flights to Constanţa Mihail Kogalniceanu

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Washington, D.C. to Kos?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Kos from Washington, D.C. today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Kos?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Kos from Washington, D.C..

Can Cheapflights find flights from Washington, D.C. to Kos with no change fees?

Yes, we can. To see specific flights from Washington, D.C. to Kos with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Washington, D.C. to Kos become cheaper?

Of course! You can now track prices for flights from Washington, D.C. to Kos and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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.
View all available airlines