In terms of precipitation, rainfall in Kos ranges from 0.1 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. July is typically the driest time to visit Kos when rainfall is around 0.1 in.

If weather is an important factor for your trip to Kos, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 50.0 F).

What is the cheapest time of day to fly from DC to KGS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Kos as you normally would.

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.

$727+ Flights from District of Columbia to Kos

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Cheap flight deals from District of Columbia to Kos

Round-trip from	$727 (oojo)

From District of Columbia to Kos

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Find 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 julio 31, 2025.

lun. 8/188:45 pmIAD - KGS

1 stop15h 55mSWISS

lun. 8/2511:00 amKGS - IAD

1 stop36h 15mSWISS

Deal found 7/31

$727

mar. 8/1910:20 pmIAD - KGS

1 stop13h 45mLufthansa

lun. 8/2512:40 pmKGS - IAD

2 stops39h 39mLufthansa

Deal found 7/31

$754

lun. 8/188:45 pmIAD - KGS

1 stop15h 55mMultiple Airlines

lun. 8/2512:40 pmKGS - IAD

2 stops31h 50mMultiple Airlines

Deal found 7/30

$763

dom. 9/145:45 pmIAD - KGS

2 stops19h 15mAustrian Airlines

dom. 9/2110:00 amKGS - IAD

2 stops60h 52mAustrian Airlines

Deal found 7/31

$948

mar. 8/192:54 pmDCA - KGS

2 stops22h 51mMultiple Airlines

lun. 8/2510:00 pmKGS - DCA

2 stops32h 18mMultiple Airlines

Deal found 7/31

$1,730

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 julio 31, 2025.

lun. 8/188:45 pmIAD - KGS

1 stop15h 55mSWISS

lun. 8/2511:00 amKGS - IAD

1 stop36h 15mSWISS

Deal found 7/31

$727

mar. 8/1910:20 pmIAD - KGS

1 stop13h 45mLufthansa

lun. 8/2512:40 pmKGS - IAD

2 stops39h 39mLufthansa

Deal found 7/31

$754

lun. 8/188:45 pmIAD - KGS

1 stop15h 55mMultiple Airlines

lun. 8/2512:40 pmKGS - IAD

2 stops31h 50mMultiple Airlines

Deal found 7/30

$763

dom. 9/145:45 pmIAD - KGS

2 stops19h 15mAustrian Airlines

dom. 9/2110:00 amKGS - IAD

2 stops60h 52mAustrian Airlines

Deal found 7/31

$948

mar. 8/192:54 pmDCA - KGS

2 stops22h 51mMultiple Airlines

lun. 8/2510:00 pmKGS - DCA

2 stops32h 18mMultiple Airlines

Deal found 7/31

$1,730

Last-minute flights from District of Columbia to Kos
Discover last-minute flight deals from District of Columbia to Kos. Data last updated julio 31, 2025 and is based on user searches.

lun. 8/188:45 pmIAD - KGS

1 stop15h 55mSWISS

lun. 8/2511:00 amKGS - IAD

1 stop36h 15mSWISS

Deal found 7/31

$727

lun. 8/188:45 pmIAD - KGS

1 stop15h 55mMultiple Airlines

lun. 8/2512:40 pmKGS - IAD

2 stops31h 50mMultiple Airlines

Deal found 7/30

$763

mar. 8/1910:20 pmIAD - KGS

1 stop13h 45mLufthansa

lun. 8/2512:40 pmKGS - IAD

2 stops39h 39mLufthansa

Deal found 7/31

$754

mar. 8/192:54 pmDCA - KGS

2 stops22h 51mMultiple Airlines

lun. 8/2510:00 pmKGS - DCA

2 stops32h 18mMultiple Airlines

Deal found 7/31

$1,730

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to Kos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

lun. 8/18

8:45 pm-7:40 pm

1 stop15h 55m

Kos

lun. 8/25

11:00 am-4:15 pm

1 stop36h 15m

$727

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

mar. 8/19

10:20 pm-7:05 pm

1 stop13h 45m

Kos

lun. 8/25

12:40 pm-9:19 pm

2 stops39h 39m

$754

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

lun. 8/18

8:45 pm-7:40 pm

1 stop15h 55m

Kos

lun. 8/25

12:40 pm-1:30 pm

2 stops31h 50m

$763

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

dom. 9/14

5:45 pm-8:00 pm

2 stops19h 15m

Kos

dom. 9/21

10:00 am-3:52 pm

2 stops60h 52m

$948

Washington, D.C.Kos

DCA - KGS

DCAKGS

Washington, D.C. Reagan-National

mar. 8/19

2:54 pm-8:45 pm

2 stops22h 51m

Kos

lun. 8/25

10:00 pm-11:18 pm

2 stops32h 18m

$1,730

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

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.

Reviews of airlines servicing Kos

See what other customers who have flown with Austrian Airlines, SWISS, and Lufthansa from District of Columbia to Kos have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Austrian Airlines

7.6

Good

823 reviews

Reviews

1 / 20

10.0

Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Austrian Airlines

7.6

Good

823 reviews

Austrian Airlines

7.6

Good

823 reviews

Reviews

1 / 20

10.0

Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

SWISS

7.5

Good

1,686 reviews

Austrian Airlines

7.6

Good

823 reviews

Reviews

1 / 20

10.0

Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Lufthansa

6.8

Okay

7,275 reviews

Austrian Airlines

7.6

Good

823 reviews

Reviews

1 / 20

10.0

Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Related info for your journey

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

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$727+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from District of Columbia to Kos with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 julio 31, 2025.

Round-trip from

Find flight deals from District of Columbia to Kos

Cheapest flights from District of Columbia to KosExplore 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 julio 31, 2025.

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 julio 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to Kos that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Kos

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 julio 31, 2025.

See what other customers who have flown with Austrian Airlines, SWISS, and Lufthansa from District of Columbia to Kos have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

Book with Flexibility

Travel Smart

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 julio 31, 2025.