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Flight tickets from Washington D.C. to Kos

Compare Washington D.C. to Kos flight deals

Find the cheapest month or even day of the year to fly to Kos

Book the best Kos fare with no extra fees

Find the cheapest month to fly from Washington D.C. to Kos

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Kos flights are currently cheapest in August.
Aug
from ₹ 56,725
Sep
from ₹ 60,367
Oct
from ₹ 84,897
Nov
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Dec
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Jan
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Feb
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Mar
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Jul
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Washington D.C. to Kos: Flight information

The things to know before you go.
Cheapest flight found₹ 56,725
Cheapest month to flyAugust

Finding cheap flights from Washington D.C. to Kos: Frequently asked questions

The best price we found for a return flight from Washington D.C. to Kos is ₹ 93,877. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Washington D.C. to Kos. But we found flights with one stop from ₹ 93,877.
As of August 2026, there are no flights flying from Washington D.C. to Kos.
The cheapest month to fly from Washington D.C. to Kos is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Kos Airport on Monday, 31 August 2026.
No airlines currently offer direct flights between Washington D.C. and Kos Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kos but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kos is around 40 days in advance, so don’t leave your flight to the last minute.

The cheapest airline that flies to Kos is SWISS .

How to find cheap flights to Kos (KGS) from Washington D.C. (WASA) in 2026

Looking for cheap tickets from Washington D.C. to Kos? Return tickets start from ₹ 93,877 and one-way flights to Kos from Washington D.C. start from ₹ 56,725


Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Washington D.C. to Kos. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Kos from Washington D.C. from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Kos start from ₹ 56,725 one-way.
  • Flex your dates to find the best WASA-KGS ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Kos from Washington D.C..
  • Set up a Price Alert. You can easily track the fare of your cheap Washington D.C.-Kos flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Find the cheapest Business class flights from Washington D.C. and Kos. We scour the internet for the best Business, Premium Economy and First Class flight fares to Kos, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Washington D.C. to Kos flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
  • Search for cheap flights regardless of where you are. To get the best flight booking experience when out and about, download the app and search for plane tickets between Washington D.C. and Kos whenever you want.

Combine your flight to Kos from Washington D.C. with hotels and car hire

Once you've secured your cheap flight ticket from Washington D.C. to Kos, discover the best prices and exclusive rates for hotels in Kos or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


Plan the rest of your trip from Washington D.C. to Kos

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.