HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$1,140+ Cheap flights from Košice (KSC) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
KSC — IAD
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Košice to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Košice to Dulles Intl

Cheapest flights from Košice to Dulles Intl
Explore the most affordable flight options available from Košice to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:40 pm
KSC
-
IAD
1 stop27h 05m
Multiple Airlines
Fri 8/145:25 pm
IAD
-
KSC
1 stop23h 55m
Multiple Airlines
Deal found 7/24$1,140
This Gotogate deal was found by Cheapflights users on 7/25. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:25 am
KSC
-
IAD
1 stop15h 10m
Austrian Airlines
Sat 8/155:25 pm
IAD
-
KSC
1 stop14h 45m
Austrian Airlines
Deal found 7/25$1,156
This SWISS deal was found by Cheapflights users on 7/25. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:15 pm
KSC
-
IAD
1 stop26h 15m
SWISS
Sat 8/1510:35 pm
IAD
-
KSC
2 stops38h 20m
SWISS
Deal found 7/25$1,184
This Cheapflightsfares deal was found by Cheapflights users on 7/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:25 am
KSC
-
IAD
2 stops16h 05m
Austrian Airlines
Fri 8/146:30 pm
IAD
-
KSC
2 stops22h 50m
Austrian Airlines
Deal found 7/24$1,186
This Booking.com deal was found by Cheapflights users on 7/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:25 am
KSC
-
IAD
2 stops14h 10m
Lufthansa
Sat 8/1510:20 pm
IAD
-
KSC
2 stops19h 00m
Lufthansa
Deal found 7/25$1,206
This Mytrip deal was found by Cheapflights users on 7/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:15 am
KSC
-
IAD
2 stops19h 09m
Multiple Airlines
Sat 8/155:15 pm
IAD
-
KSC
3 stops15h 15m
Multiple Airlines
Deal found 7/25$1,652

Find flight deals from Košice to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Košice (KSC) to Dulles Intl (IAD). 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 July 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,140
(Kiwi.com)
Provider with most accurate pricing for Košice Barca-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Košice Barca-Washington, D.C. Dulles Intl flights.
Search Deals
From Košice Barca to Washington, D.C. Dulles Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Košice to Dulles Intl 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 July 29, 2026.
Use the filters below to find and compare flights from Košice to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KošiceWashington, D.C.

KSC - IAD

KSCIAD

Košice Barca

Mon 8/10

7:40 pm-4:45 pm

1 stop27h 05m

Washington, D.C. Dulles Intl

Fri 8/14

5:25 pm-11:20 pm

1 stop23h 55m

$1,140
Quickest round-trip

KošiceWashington, D.C.

KSC - IAD

KSCIAD

Košice Barca

Tue 8/11

5:25 am-2:35 pm

1 stop15h 10m

Washington, D.C. Dulles Intl

Sat 8/15

5:25 pm-2:10 pm

1 stop14h 45m

$1,156

KošiceWashington, D.C.

KSC - IAD

KSCIAD

Košice Barca

Tue 8/11

7:15 pm-3:30 pm

1 stop26h 15m

Washington, D.C. Dulles Intl

Sat 8/15

10:35 pm-6:55 pm

2 stops38h 20m

$1,184

KošiceWashington, D.C.

KSC - IAD

KSCIAD

Košice Barca

Mon 8/10

5:25 am-3:30 pm

2 stops16h 05m

Washington, D.C. Dulles Intl

Fri 8/14

6:30 pm-11:20 pm

2 stops22h 50m

$1,186

KošiceWashington, D.C.

KSC - IAD

KSCIAD

Košice Barca

Tue 8/11

5:25 am-1:35 pm

2 stops14h 10m

Washington, D.C. Dulles Intl

Sat 8/15

10:20 pm-11:20 pm

2 stops19h 00m

$1,206

KošiceWashington, D.C.

KSC - IAD

KSCIAD

Košice Barca

Tue 8/11

8:15 am-9:24 pm

2 stops19h 09m

Washington, D.C. Dulles Intl

Sat 8/15

5:15 pm-2:30 pm

3 stops15h 15m

$1,652
Cheapest one-way
Quickest one-way

KošiceWashington, D.C.

KSC - IAD

KSCIAD

Košice Barca

Thu 8/6

2:45 pm-2:35 pm

1 stop29h 50m

$1,299

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Košice-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Košice-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Košice-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Košice-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Košice-Washington, D.C. Dulles Intl Airport 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 Košice to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Košice 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 Košice to Dulles Intl. 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 from for flights from Košice to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Košice, you will be flying from 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 Barca to Washington, D.C. Dulles Intl per day from 0 different airlines.

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

    A quick flight from Košice to Washington, D.C. Dulles Intl Airport can take about 15h 10m. Austrian Airlines provides one of the quickest options available for as low as $1,156. Airlines will cover a distance of 4610 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Košice to Dulles Intl 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Owings Mills
Arlington
Tysons
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Falls Church
Hanover
Manassas
Laurel
Sterling
Clinton
Hunt Valley
Cordova

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Košice to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Bratislava to Dulles Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.