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Kos

$302+ Cheap flights from District of Columbia to Kos (KGS)

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 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KGS
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from District of Columbia to Kos

Cheapest flights from District of Columbia to Kos
Explore the most affordable flight options available from District of Columbia to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Mytrip deal was found by Cheapflights users on 2/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:20 pm
IAD
-
KGS
3 stops29h 30m
Multiple Airlines
Sat 4/258:45 pm
KGS
-
IAD
2 stops27h 05m
Multiple Airlines
Deal found 2/1$1,012
This Mytrip deal was found by Cheapflights users on 2/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/207:00 pm
IAD
-
KGS
3 stops32h 30m
Multiple Airlines
Sat 3/2812:00 pm
KGS
-
IAD
3 stops34h 45m
Multiple Airlines
Deal found 2/1$1,064
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/202:30 pm
IAD
-
KGS
2 stops19h 40m
Multiple Airlines
Fri 3/2712:35 pm
KGS
-
IAD
2 stops30h 10m
Multiple Airlines
Deal found 2/3$1,075
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/175:35 pm
IAD
-
KGS
1 stop19h 10m
Brussels Airlines
Sat 4/258:45 pm
KGS
-
IAD
1 stop23h 45m
Brussels Airlines
Deal found 2/1$1,165
This Mytrip deal was found by Cheapflights users on 2/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/208:40 pm
DCA
-
KGS
3 stops31h 45m
Multiple Airlines
Sat 3/284:40 pm
KGS
-
DCA
3 stops33h 13m
Multiple Airlines
Deal found 2/1$1,251
This Mytrip deal was found by Cheapflights users on 2/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/204:10 pm
DCA
-
KGS
3 stops21h 55m
Multiple Airlines
Fri 3/279:05 pm
KGS
-
DCA
3 stops30h 51m
Multiple Airlines
Deal found 2/3$1,281
This Mytrip deal was found by Cheapflights users on 2/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:50 pm
DCA
-
KGS
3 stops20h 05m
Multiple Airlines
Sat 4/258:45 pm
KGS
-
DCA
3 stops30h 08m
Multiple Airlines
Deal found 2/1$1,330
This Emirates deal was found by Cheapflights users on 2/2. 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 3/2211:15 am
IAD
-
KGS
2 stops22h 55m
Emirates
Thu 3/2612:35 pm
KGS
-
IAD
2 stops26h 25m
Emirates
Deal found 2/2$1,714
This FlightHub deal was found by Cheapflights users on 2/1. 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.
Sun 6/215:15 pm
IAD
-
KGS
1 stop12h 20m
Multiple Airlines
Wed 7/11:30 pm
KGS
-
IAD
1 stop13h 25m
Multiple Airlines
Deal found 2/1$2,092

Find 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 February 3, 2026.

Round-trip from

$1,012
(Mytrip)

One-way from

$302
(Kiwi.com)
From District of Columbia to Kos
Search Deals
One-way flight from District of Columbia to Kos
Search Deals

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 February 3, 2026.
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

Fri 4/17

8:20 pm-8:50 am

3 stops29h 30m

Kos

Sat 4/25

8:45 pm-4:50 pm

2 stops27h 05m

$1,012

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Fri 3/20

7:00 pm-9:30 am

3 stops32h 30m

Kos

Sat 3/28

12:00 pm-4:45 pm

3 stops34h 45m

$1,064

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Fri 3/20

2:30 pm-4:10 pm

2 stops19h 40m

Kos

Fri 3/27

12:35 pm-12:45 pm

2 stops30h 10m

$1,075

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Fri 4/17

5:35 pm-7:45 pm

1 stop19h 10m

Kos

Sat 4/25

8:45 pm-1:30 pm

1 stop23h 45m

$1,165

Washington, D.C.Kos

DCA - KGS

DCAKGS

Washington, D.C. Reagan-National

Fri 3/20

8:40 pm-10:25 am

3 stops31h 45m

Kos

Sat 3/28

4:40 pm-7:53 pm

3 stops33h 13m

$1,251

Washington, D.C.Kos

DCA - KGS

DCAKGS

Washington, D.C. Reagan-National

Fri 3/20

4:10 pm-8:05 pm

3 stops21h 55m

Kos

Fri 3/27

9:05 pm-9:56 pm

3 stops30h 51m

$1,281

Washington, D.C.Kos

DCA - KGS

DCAKGS

Washington, D.C. Reagan-National

Fri 4/17

6:50 pm-9:55 pm

3 stops20h 05m

Kos

Sat 4/25

8:45 pm-7:53 pm

3 stops30h 08m

$1,330

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Sun 3/22

11:15 am-4:10 pm

2 stops22h 55m

Kos

Thu 3/26

12:35 pm-9:00 am

2 stops26h 25m

$1,714

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Sat 3/21

8:09 am-11:30 am

3 stops45h 21m

$302

Washington, D.C.Kos

DCA - KGS

DCAKGS

Washington, D.C. Reagan-National

Sat 3/21

11:00 am-9:15 pm

3 stops28h 15m

$605

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 12 results
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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

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Alternative routes for District of Columbia to Kos

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