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$417+ Cheap flights from Dulles Intl (IAD) to Košice (KSC)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KSC
Feb 15 — Feb 221
Sun 2/15
Sun 2/22
1 adult, Economy
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Cheap flight deals from Dulles Intl to Košice

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Košice (KSC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 16, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,544
(KAYAK)

One-way from

$417
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Košice Barca flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Košice Barca flights.
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From Washington, D.C. Dulles Intl to Košice Barca
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One-way flight from Washington, D.C. Dulles Intl to Košice Barca
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Find flight deals from Dulles Intl to Košice

Cheapest flights from Dulles Intl to Košice
Explore the most affordable flight options available from Dulles Intl to Košice. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.

This Gurufare deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:20 pm
IAD
-
KSC
1 stop30h 55m
SWISS
Wed 8/122:50 pm
KSC
-
IAD
1 stop31h 55m
SWISS
Deal found 1/15$852
This KAYAK deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:25 pm
IAD
-
KSC
1 stop14h 35m
Multiple Airlines
Wed 8/122:50 pm
KSC
-
IAD
1 stop31h 55m
Multiple Airlines
Deal found 1/14$854
This FlightHub deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:20 pm
IAD
-
KSC
2 stops33h 40m
Lufthansa
Wed 8/122:45 pm
KSC
-
IAD
2 stops28h 50m
Lufthansa
Deal found 1/14$891
This KAYAK deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/315:35 pm
IAD
-
KSC
2 stops14h 25m
Multiple Airlines
Fri 4/310:00 am
KSC
-
IAD
1 stop12h 45m
Multiple Airlines
Deal found 1/14$1,544
This KAYAK deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/318:20 pm
IAD
-
KSC
1 stop11h 45m
SWISS
Fri 4/310:00 am
KSC
-
IAD
1 stop12h 45m
SWISS
Deal found 1/14$1,548
This FlightHub deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/186:00 pm
IAD
-
KSC
1 stop23h 15m
Austrian Airlines
Fri 1/232:55 pm
KSC
-
IAD
2 stops53h 05m
Austrian Airlines
Deal found 1/13$3,552
This FlightHub deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/185:16 pm
IAD
-
KSC
2 stops19h 34m
Multiple Airlines
Fri 1/232:55 pm
KSC
-
IAD
2 stops53h 05m
Multiple Airlines
Deal found 1/13$3,560
This AranGrant deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/196:00 pm
IAD
-
KSC
1 stop14h 15m
Austrian Airlines
Fri 1/235:20 am
KSC
-
IAD
2 stops21h 34m
Austrian Airlines
Deal found 1/13$3,885

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Košice that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Košice that are best for you.

Fly from

Dulles Intl

Fly to

Košice

Route

Depart

Return

Price

Washington, D.C.Košice

IAD - KSC

IADKSC

Washington, D.C. Dulles Intl

Tue 3/31

5:35 pm-2:00 pm

2 stops14h 25m

Košice Barca

Fri 4/3

10:00 am-4:45 pm

1 stop12h 45m

$1,544

Washington, D.C.Košice

IAD - KSC

IADKSC

Washington, D.C. Dulles Intl

Tue 3/31

8:20 pm-2:05 pm

1 stop11h 45m

Košice Barca

Fri 4/3

10:00 am-4:45 pm

1 stop12h 45m

$1,548

Washington, D.C.Košice

IAD - KSC

IADKSC

Washington, D.C. Dulles Intl

Tue 6/16

5:15 pm-11:35 am

2 stops36h 20m

$417

Washington, D.C.Košice

IAD - KSC

IADKSC

Washington, D.C. Dulles Intl

Mon 6/15

5:15 pm-1:25 pm

2 stops14h 10m

$419

Washington, D.C.Košice

IAD - KSC

IADKSC

Washington, D.C. Dulles Intl

Tue 6/9

5:15 pm-8:05 pm

2 stops20h 50m

$422

Washington, D.C.Košice

IAD - KSC

IADKSC

Washington, D.C. Dulles Intl

Wed 6/17

3:25 pm-11:35 am

2 stops14h 10m

$431

Washington, D.C.Košice

IAD - KSC

IADKSC

Washington, D.C. Dulles Intl

Mon 6/8

5:15 pm-1:25 pm

2 stops14h 10m

$431

Washington, D.C.Košice

IAD - KSC

IADKSC

Washington, D.C. Dulles Intl

Fri 6/5

11:35 am-8:55 am

3 stops39h 20m

$432

Washington, D.C.Košice

IAD - KSC

IADKSC

Washington, D.C. Dulles Intl

Sat 6/6

8:30 pm-8:55 am

3 stops30h 25m

$460

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Compare providers for flights from Dulles Intl to Košice

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Košice in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Košice flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Košice flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Košice flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Košice flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Košice flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Košice

Have a flexible travel schedule? Discover the best time to fly to Košice from Dulles Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Košice. 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 Košice from Washington, D.C. Dulles Intl?

    If you book a flight to Košice from Washington, D.C. Dulles Intl, you will be flying to Barca, which is the city’s only airport. Košice Barca (KSC) is located 3.6 mi from the center of Košice. There are 0 flights from Washington, D.C. Dulles Intl to Barca per day from 0 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Košice?

    SWISS can get you from Washington, D.C. Dulles Intl Airport to Košice in just under 11h 45m. Your travel time can differ by up to . Washington, D.C. Dulles Intl Airport and Košice are separated by a distance of 4610 mi.

  • Can I find deals for flights from Dulles Intl to Košice that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Košice flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Košice?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Košice.

  • Can I find deals for business class flights from Dulles Intl to Košice?

    Yes. Cheapflights offers flight deals from Dulles Intl to Košice 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

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