How much is a flight from Washington to Kos?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Washington and Kos.

Pick a travel date to see today’s available fares.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Washington - Kos route.

Best airport options between Washington and Kos

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in Washington: Washington is served by 3 airports - Dulles international, Ronald Reagan, Washington International.
• Airports in Kos: Kos is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Customize your flight from Washington to Kos

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from Ryanair, Easyjet, British Airways, Expedia, eDreams, and more.

Other popular destinations

Thinking about Greece? You might also consider: Athens, Crete, Kerkyra, Thessaloniki, Thira.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.