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Flights from Washington D.C. to Kos
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Find Washington D.C. to Kos flights starting at CAD 1,360.

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • Round-trip
      • IAD18:45
        44h 20m
        2 stops
        KGS22:05
        Wed, Jan 15|Washington D.C. - Kos|Virgin Atlantic
        KGS17:15
        29h 50m
        2 stops
        IAD16:05
        Tue, Jan 21|Kos - Washington D.C.|Aegean Airlines
        CAD 1,360CAD 2,596
        48% OFF
        48% OFF
        CAD 2,596CAD 1,360

        Choose Virgin Atlantic flights from Washington D.C. to Kos. The one-way connecting flight with Virgin Atlantic departs from Dulles International Airport on Wed, Jan 15-Tue, Jan 21, arriving at Kos Airport. One-way Prices start from CAD 1,360 including taxes and charges.

      • IAD18:25
        44h 40m
        2 stops
        KGS22:05
        Wed, Jan 15|Washington D.C. - Kos|United Airlines
        KGS17:15
        29h 25m
        2 stops
        IAD15:40
        Tue, Jan 21|Kos - Washington D.C.|Aegean Airlines
        CAD 1,375CAD 2,596
        47% OFF
        47% OFF
        CAD 2,596CAD 1,375

        Choose United Airlines flights from Washington D.C. to Kos. The one-way connecting flight with United Airlines departs from Dulles International Airport on Wed, Jan 15-Tue, Jan 21, arriving at Kos Airport. One-way Prices start from CAD 1,375 including taxes and charges.

      • IAD18:25
        30h 40m
        2 stops
        KGS08:05
        Tue, Jan 7|Washington D.C. - Kos|Virgin Atlantic
        KGS20:35
        50h 30m
        2 stops
        IAD16:05
        Mon, Jan 13|Kos - Washington D.C.|Aegean Airlines
        CAD 1,391CAD 2,596
        46% OFF
        46% OFF
        CAD 2,596CAD 1,391

        Choose Virgin Atlantic flights from Washington D.C. to Kos. The one-way connecting flight with Virgin Atlantic departs from Dulles International Airport on Tue, Jan 7-Mon, Jan 13, arriving at Kos Airport. One-way Prices start from CAD 1,391 including taxes and charges.

      • IAD22:15
        26h 50m
        2 stops
        KGS08:05
        Tue, Jan 7|Washington D.C. - Kos|United Airlines
        KGS20:35
        50h 5m
        2 stops
        IAD15:40
        Mon, Jan 13|Kos - Washington D.C.|Aegean Airlines
        CAD 1,404
        CAD 1,404

        Choose United Airlines flights from Washington D.C. to Kos. The one-way connecting flight with United Airlines departs from Dulles International Airport on Tue, Jan 7-Mon, Jan 13, arriving at Kos Airport. One-way Prices start from CAD 1,404 including taxes and charges.

      • IAD21:55
        41h 10m
        2 stops
        KGS22:05
        Wed, Jan 15|Washington D.C. - Kos|Iberia
        KGS12:35
        38h 10m
        2 stops
        IAD19:45
        Tue, Jan 21|Kos - Washington D.C.|Aegean Airlines
        CAD 1,468
        CAD 1,468

        Choose Iberia flights from Washington D.C. to Kos. The one-way connecting flight with Iberia departs from Dulles International Airport on Wed, Jan 15-Tue, Jan 21, arriving at Kos Airport. One-way Prices start from CAD 1,468 including taxes and charges.

      • IAD21:55
        41h 10m
        2 stops
        KGS22:05
        Wed, Jan 15|Washington D.C. - Kos|British Airways
        KGS08:35
        38h
        2 stops
        IAD15:35
        Tue, Jan 21|Kos - Washington D.C.|Aegean Airlines
        CAD 1,520
        CAD 1,520

        Choose British Airways flights from Washington D.C. to Kos. The one-way connecting flight with British Airways departs from Dulles International Airport on Wed, Jan 15-Tue, Jan 21, arriving at Kos Airport. One-way Prices start from CAD 1,520 including taxes and charges.

      • IAD14:00
        19h 45m
        2 stops
        KGS16:45
        Mon, Jan 13|Washington D.C. - Kos|Turkish Airlines
        KGS22:35
        51h 55m
        2 stops
        IAD19:30
        Sun, Jan 19|Kos - Washington D.C.|Aegean Airlines
        CAD 1,618
        CAD 1,618

        Choose Turkish Airlines flights from Washington D.C. to Kos. The one-way connecting flight with Turkish Airlines departs from Dulles International Airport on Mon, Jan 13-Sun, Jan 19, arriving at Kos Airport. One-way Prices start from CAD 1,618 including taxes and charges.

      • IAD12:00
        20h 45m
        2 stops
        KGS15:45
        Thu, Jan 23|Washington D.C. - Kos|EgyptAir
        KGS21:45
        38h 25m
        2 stops
        IAD05:10
        Thu, Jan 30|Kos - Washington D.C.|SKY express
        CAD 1,677
        CAD 1,677

        Choose EgyptAir flights from Washington D.C. to Kos. The one-way connecting flight with EgyptAir departs from Dulles International Airport on Thu, Jan 23-Thu, Jan 30, arriving at Kos Airport. One-way Prices start from CAD 1,677 including taxes and charges.

      • IAD17:10
        21h 55m
        2 stops
        KGS22:05
        Thu, Jan 9|Washington D.C. - Kos|Scandinavian Airlines
        KGS08:35
        38h 5m
        2 stops
        IAD15:40
        Thu, Jan 16|Kos - Washington D.C.|Aegean Airlines
        CAD 1,843
        CAD 1,843

        Choose Scandinavian Airlines flights from Washington D.C. to Kos. The one-way connecting flight with Scandinavian Airlines departs from Dulles International Airport on Thu, Jan 9-Thu, Jan 16, arriving at Kos Airport. One-way Prices start from CAD 1,843 including taxes and charges.

      • IAD17:50
        15h 55m
        2 stops
        KGS16:45
        Mon, Jan 13|Washington D.C. - Kos|Lufthansa
        KGS18:40
        51h 50m
        2 stops
        IAD15:30
        Sun, Jan 19|Kos - Washington D.C.|Aegean Airlines
        CAD 1,847
        CAD 1,847

        Choose Lufthansa flights from Washington D.C. to Kos. The one-way connecting flight with Lufthansa departs from Dulles International Airport on Mon, Jan 13-Sun, Jan 19, arriving at Kos Airport. One-way Prices start from CAD 1,847 including taxes and charges.

      • WAS01:00 pm
        3h 5m
        Nonstop
        KGS02:00 pm
        Thu, Dec 26|Washington D.C. - Kos|Virgin Atlantic
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        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Washington D.C. to Kos?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Alternative Routes for Washington D.C. to Kos Flights

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Washington D.C. to Kos.

  • Cheapest
    Virgin Atlantic
    IAD
    18:45
    44h 20m
    4 transfer
    KGS
    22:05
    Dulles International Airport - Kos Airport
    Wed, Jan 15Virgin Atlantic
    CAD 1,360
  • Virgin Atlantic
    DCA
    12:05
    21h 40m
    4 transfer
    KGS
    16:45
    Ronald Reagan Washington National Airport - Kos Airport
    Fri, Dec 20Virgin Atlantic
    CAD 3,227
  • Virgin Atlantic
    DCA
    12:05
    21h 40m
    4 transfer
    KGS
    16:45
    Ronald Reagan Washington National Airport - Kos Airport
    Fri, Dec 20Virgin Atlantic
    CAD 3,227
    Find More Flights

FAQ

  • When are flight tickets from Washington D.C. (WAS) to Kos (KGS) the cheapest?

    Airlines adjust prices for flights from Washington D.C. to Kos based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Washington D.C. (WAS) to Kos (KGS) cost?

    According to Trip.com's data, the lowest price is around CAD 2,529.

  • What is the transportation method from the main airport to downtown in Kos?

    • The distance from Kos Airport to downtown is about 1km, by taxi about 20 minutes.

  • How many airports in Kos (KGS)?

    There are 1 airport(s) in Kos (KGS): Kos Airport.

How to find a cheap flight from Washington D.C. to Kos

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Washington D.C. to Kos. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information for Washington D.C. to Kos Flights

Off-season travel monthOctober
Peak season for travelNovember
Flight distance8,569.23km
Popular airlineEmirates

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