Cheap flights from Washington, D.C. to Kos

Flights starting at $430. Choose between Aegean, SKY express, or easyJet to find the best price.

One search, all the flights

We find you the best flight deals and travel hacks so that you can choose how to book.

Rise above all travel anxieties

With the Kiwi.com Guarantee we have your back with whatever happens.

Trusted by millions

Join over 10 million yearly travellers booking with ease.

How much do flights to Kos cost?

Key info about flying to Kos

Depart from
Washington Dulles International
Arrive to
Kos Island International
Average flights per week
342
Flight distance

Check-in for a flight from Washington, D.C. to Kos

NameCarrier codeIATA CodePassport needed during booking
AegeanAEEA3No
SKY expressSEHGQNo
easyJetEZYU2Yes
TAP PortugalTAPTPNo
Turkish AirlinesTHYTKNo

Weather in Kos

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January14°C11°C
February14°C11°C
March15°C12°C
April18°C14°C
May21°C18°C
June25°C21°C
July28°C24°C
August28°C24°C
September26°C22°C
October22°C19°C
November19°C16°C
December15°C13°C
Hottest Month
28°C
August
Coldest month
11°C
January
Sunny days
316
days per year

14 day forecast

Tuesday
3 Dec
88%
16°C14°C
10 Dec
18°C18°C
Wednesday
4 Dec
84%
14°C13°C
11 Dec
87%
18°C17°C
Thursday
5 Dec
87%
17°C13°C
12 Dec
18°C15°C
Friday
6 Dec
89%
18°C16°C
13 Dec
16°C14°C
Saturday
7 Dec
75%
17°C15°C
14 Dec
15°C13°C
Sunday
8 Dec
78%
18°C15°C
15 Dec
70%
17°C10°C
Monday
9 Dec
84%
19°C17°C
16 Dec
10°C7°C

Travel tips & how to get from Washington, D.C. to Kos

The cheapest price of a one-way ticket from Washington, D.C. to Kos is $307. Round trip fares cost between $810 at the lowest and $1,266 at most.
Travelers usually depart from Washington Dulles International, Baltimore–Washington International, or Ronald Reagan Washington National when they travel from Washington, D.C. to Kos. The most popular airlines for this route are Aegean, SKY express, easyJet, TAP Portugal, and Turkish Airlines. Washington, D.C. and Kos have 342 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Washington, D.C.?
What are the most popular routes to and from Kos?
What airports are near Kos?
Which airlines fly between Washington, D.C. and Kos?
When's the best time to travel between Washington, D.C. and Kos?
What flights operate between Washington, D.C. and Kos?
How many airports are there near Kos?
What time do nonstop (direct) flights between Washington, D.C. and Kos depart?
What time do nonstop (direct) flights between Washington, D.C. and Kos arrive?
What time do flights between Washington, D.C. and Kos depart?
What time do flights between Washington, D.C. and Kos arrive?

Explore alternative trips

Flights from Washington, D.C.

Flights to Kos

Popular routes

The nearest countries with flights to Kos

Here is a list of countries people are flying from

Other destination countries from Washington, D.C.

Here is a list of countries people are flying to
Find the best connection from Washington, D.C. to Kos
Search flights

Get more out of Kiwi.com with our mobile application

Download boarding passes

One-click booking

Get exclusive offers and prices

Mobile trip notifications

We hack the system,
you fly for less