Kos

$1,073+ Cheap flights from District of Columbia to Kos (KGS)

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KGS
Dec 3 — Dec 101
We work with more than 300 partners to bring you better travel deals

Find cheap flights from District of Columbia to Kos 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 District of Columbia to Kos

Keep the following information in mind while searching for District of Columbia to Kos flight deals. Data was last updated November 3, 2025.

Round-trip from

$738
(Trip.com)
From District of Columbia to Kos

Find flight deals from District of Columbia to Kos

Best flights from District of Columbia to Kos
Discover carefully curated flight deals from District of Columbia to Kos that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 3, 2025.

This Ovago deal was found by Cheapflights users on 11/2. 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.
Sun 3/157:00 pmIAD - KGS
2 stops15h 10mMultiple Airlines
Thu 3/268:35 pmKGS - IAD
2 stops26h 15mMultiple Airlines
Deal found 11/2$1,073
This Emirates deal was found by Cheapflights users on 11/2. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1711:15 amIAD - KGS
2 stops22h 55mEmirates
Fri 3/2712:35 pmKGS - IAD
2 stops26h 25mEmirates
Deal found 11/2$1,752
This Ovago deal was found by Cheapflights users on 11/2. 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.
Fri 3/1311:55 pmIAD - KGS
2 stops14h 10mMultiple Airlines
Wed 3/258:35 pmKGS - IAD
2 stops26h 15mMultiple Airlines
Deal found 11/2$1,086
This Gurufare deal was found by Cheapflights users on 11/2. 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 3/1311:55 pmIAD - KGS
2 stops14h 10mMultiple Airlines
Thu 3/268:35 pmKGS - IAD
2 stops26h 15mMultiple Airlines
Deal found 11/2$1,087
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1311:55 pmIAD - KGS
2 stops14h 10mMultiple Airlines
Fri 3/279:05 pmKGS - IAD
2 stops25h 45mMultiple Airlines
Deal found 11/2$1,140
This Orbitz deal was found by Cheapflights users on 11/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2611:05 amDCA - KGS
2 stops24h 40mMultiple Airlines
Wed 5/611:15 amKGS - DCA
2 stops35h 33mMultiple Airlines
Deal found 11/2$1,141
This Emirates deal was found by Cheapflights users on 11/2. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1611:15 amIAD - KGS
2 stops22h 55mEmirates
Mon 3/2312:35 pmKGS - IAD
2 stops26h 25mEmirates
Deal found 11/2$1,752
This Emirates deal was found by Cheapflights users on 11/2. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1611:15 amIAD - KGS
2 stops22h 55mEmirates
Wed 3/2512:35 pmKGS - IAD
2 stops26h 25mEmirates
Deal found 11/2$1,752
This FlightHub deal was found by Cheapflights users on 11/2. 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.
Sat 4/254:10 pmDCA - KGS
2 stops18h 25mMultiple Airlines
Wed 5/68:35 amKGS - DCA
2 stops20h 13mMultiple Airlines
Deal found 11/2$1,376
This Emirates deal was found by Cheapflights users on 11/2. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:15 amIAD - KGS
2 stops22h 55mEmirates
Wed 3/2512:35 pmKGS - IAD
2 stops26h 25mEmirates
Deal found 11/2$1,752
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:20 pmIAD - KGS
2 stops19h 15mMultiple Airlines
Wed 5/69:20 amKGS - IAD
1 stop13h 30mMultiple Airlines
Deal found 11/2$1,394
This Emirates deal was found by Cheapflights users on 11/2. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1711:15 amIAD - KGS
2 stops22h 55mEmirates
Wed 3/2512:35 pmKGS - IAD
2 stops26h 25mEmirates
Deal found 11/2$1,752
This Emirates deal was found by Cheapflights users on 11/2. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1711:15 amIAD - KGS
2 stops22h 55mEmirates
Thu 3/2612:35 pmKGS - IAD
2 stops26h 25mEmirates
Deal found 11/2$1,752
This Emirates deal was found by Cheapflights users on 11/2. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1511:15 amIAD - KGS
2 stops22h 55mEmirates
Mon 3/2312:35 pmKGS - IAD
2 stops26h 25mEmirates
Deal found 11/2$1,752

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from District of Columbia to Kos that are best for you.

Fly from

District of Columbia

Fly to

Kos

Route

Depart

Return

Price

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Sun 3/15

7:00 pm-4:10 pm

2 stops15h 10m

Kos

Thu 3/26

8:35 pm-4:50 pm

2 stops26h 15m

$1,073

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Fri 3/13

11:55 pm-8:05 pm

2 stops14h 10m

Kos

Wed 3/25

8:35 pm-4:50 pm

2 stops26h 15m

$1,086

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Fri 3/13

11:55 pm-8:05 pm

2 stops14h 10m

Kos

Thu 3/26

8:35 pm-4:50 pm

2 stops26h 15m

$1,087

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Fri 3/13

11:55 pm-8:05 pm

2 stops14h 10m

Kos

Fri 3/27

9:05 pm-4:50 pm

2 stops25h 45m

$1,140

Washington, D.C.Kos

DCA - KGS

DCAKGS

Washington, D.C. Reagan-National

Sun 4/26

11:05 am-6:45 pm

2 stops24h 40m

Kos

Wed 5/6

11:15 am-3:48 pm

2 stops35h 33m

$1,141

Washington, D.C.Kos

DCA - KGS

DCAKGS

Washington, D.C. Reagan-National

Sat 4/25

4:10 pm-5:35 pm

2 stops18h 25m

Kos

Wed 5/6

8:35 am-9:48 pm

2 stops20h 13m

$1,376

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Sat 4/25

10:20 pm-12:35 am

2 stops19h 15m

Kos

Wed 5/6

9:20 am-3:50 pm

1 stop13h 30m

$1,394

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Tue 3/17

11:15 am-4:10 pm

2 stops22h 55m

Kos

Fri 3/27

12:35 pm-9:00 am

2 stops26h 25m

$1,752

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Mon 3/16

11:15 am-4:10 pm

2 stops22h 55m

Kos

Mon 3/23

12:35 pm-9:00 am

2 stops26h 25m

$1,752

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Mon 3/16

11:15 am-4:10 pm

2 stops22h 55m

Kos

Wed 3/25

12:35 pm-9:00 am

2 stops26h 25m

$1,752

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 14 results
1
2

Best time to book a flight from District of Columbia to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from District of Columbia 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 District of Columbia to Kos
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia 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 District of Columbia?

    If you book a flight to Kos from District of Columbia, you will be flying to Kos, which is the city’s only airport. Kos (KGS) is located 12.8 mi from the center of Kos.

  • Can I find deals for flights from District of Columbia to Kos that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Kos flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Kos?

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

  • Can I find deals for business class flights from District of Columbia to Kos?

    Yes. Cheapflights offers flight deals from District of Columbia 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.

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 District of Columbia to Kos

See prices for flight routes from nearby airports that may be better suited for you.

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.