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Cheap flights from Košice to Washington, D.C. from $830

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Košice to Washington, D.C. departing on 10/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Košice to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:25 am - 2:00 pmKSC  Košice Barca-IAD Washington, D.C. Dulles Intl
14h 35m1 stop Vienna Intl
Multiple Airlines Logo
6:05 pm - 11:20 pmIAD  Washington, D.C. Dulles Intl-KSC Košice Barca
23h 15m2 stops Frankfurt am Main Vienna Intl
$830Multiple Airlines
Tue, Oct 13 - Fri, Jun 4
Austrian Airlines Logo
5:25 am - 2:00 pmKSC  Košice Barca-IAD Washington, D.C. Dulles Intl
14h 35m1 stop Vienna Intl
Austrian Airlines Logo
5:45 pm - 11:20 pmIAD  Washington, D.C. Dulles Intl-KSC Košice Barca
23h 35m1 stop Vienna Intl
$842Austrian Airlines
Tue, Oct 13 - Fri, Jun 4
SWISS Logo
2:50 pm - 3:30 pmKSC  Košice Barca-IAD Washington, D.C. Dulles Intl
30h 40m1 stop Zurich
SWISS Logo
8:20 pm - 6:55 pmIAD  Washington, D.C. Dulles Intl-KSC Košice Barca
16h 35m1 stop Zurich
$846SWISS
Wed, Aug 26 - Sun, Aug 30
Lufthansa Logo
5:25 am - 4:05 pmKSC  Košice Barca-IAD Washington, D.C. Dulles Intl
16h 40m2 stops Vienna Intl Frankfurt am Main
Lufthansa Logo
3:25 pm - 2:00 pmIAD  Washington, D.C. Dulles Intl-KSC Košice Barca
16h 35m2 stops Frankfurt am Main Vienna Intl
$851Lufthansa
Tue, Oct 13 - Fri, Jun 4
SWISS Logo
2:50 pm - 2:20 pmKSC  Košice Barca-IAD Washington, D.C. Dulles Intl
29h 30m2 stops Zurich Brussels Bruxelles-National
SWISS Logo
8:20 pm - 6:55 pmIAD  Washington, D.C. Dulles Intl-KSC Košice Barca
16h 35m1 stop Zurich
$875SWISS
Wed, Aug 26 - Sun, Aug 30
Lufthansa Logo
5:25 am - 8:00 pmKSC  Košice Barca-IAD Washington, D.C. Dulles Intl
20h 35m2 stops Vienna Intl Frankfurt am Main
Lufthansa Logo
10:20 pm - 11:20 pmIAD  Washington, D.C. Dulles Intl-KSC Košice Barca
19h 00m2 stops Munich Franz Josef Strauss Vienna Intl
$907Lufthansa
Wed, Aug 26 - Sun, Aug 30
Multiple Airlines Logo
3:10 pm - 8:35 pmKSC  Košice Barca-IAD Washington, D.C. Dulles Intl
35h 25m2 stops Rome Fiumicino Lisbon Humberto Delgado
Multiple Airlines Logo
11:15 am - 12:00 pmIAD  Washington, D.C. Dulles Intl-KSC Košice Barca
18h 45m3 stops Toronto Pearson Intl Frankfurt am Main Václav Havel Prague
$1,234Multiple Airlines
Tue, Oct 13 - Fri, Jun 4
Multiple Airlines Logo
2:45 pm - 7:00 pmKSC  Košice Barca-IAD Washington, D.C. Dulles Intl
34h 15m3 stops Vienna Intl Barcelona-El Prat Casablanca Mohamed V
Multiple Airlines Logo
11:15 am - 12:00 pmIAD  Washington, D.C. Dulles Intl-KSC Košice Barca
18h 45m3 stops Toronto Pearson Intl Frankfurt am Main Václav Havel Prague
$1,271Multiple Airlines
Tue, Oct 13 - Fri, Jun 4
Multiple Airlines Logo
5:25 am - 8:35 pmKSC  Košice Barca-IAD Washington, D.C. Dulles Intl
21h 10m3 stops Vienna Intl Zurich Lisbon Humberto Delgado
Multiple Airlines Logo
9:00 pm - 7:40 pmIAD  Washington, D.C. Dulles Intl-KSC Košice Barca
16h 40m2 stops Casablanca Mohamed V Malaga
$1,410Multiple Airlines
Wed, Aug 26 - Sun, Aug 30
Multiple Airlines Logo
5:25 am - 7:25 pmKSC  Košice Barca-BWI Baltimore/Washington
20h 00m3 stops Vienna Intl Munich Franz Josef Strauss Reykjavik Keflavik Intl
Multiple Airlines Logo
8:30 pm - 2:00 pmBWI  Baltimore/Washington-KSC Košice Barca
35h 30m3 stops Reykjavik Keflavik Intl Munich Franz Josef Strauss Vienna Intl
$1,413Multiple Airlines
Wed, Aug 26 - Sun, Aug 30

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SWISS flights from Košice to Washington, D.C.

Our best SWISS deals on Košice to Washington, D.C. flight tickets
SWISS
Aug 26
KSC2:50 pmKošice Barca
30h 40m
1 stop
IAD3:30 pmWashington, D.C. Dulles Intl
Aug 30
IAD8:20 pmWashington, D.C. Dulles Intl
16h 35m
1 stop
KSC6:55 pmKošice Barca
$846
SWISS
Aug 26
KSC2:50 pmKošice Barca
29h 30m
2 stops
IAD2:20 pmWashington, D.C. Dulles Intl
Aug 30
IAD8:20 pmWashington, D.C. Dulles Intl
16h 35m
1 stop
KSC6:55 pmKošice Barca
$875

Lufthansa flights from Košice to Washington, D.C.

Our best Lufthansa deals on Košice to Washington, D.C. flight tickets
Lufthansa
Oct 13
KSC5:25 amKošice Barca
16h 40m
2 stops
IAD4:05 pmWashington, D.C. Dulles Intl
Jun 4
IAD3:25 pmWashington, D.C. Dulles Intl
16h 35m
2 stops
KSC2:00 pmKošice Barca
$851
Lufthansa
Aug 26
KSC5:25 amKošice Barca
20h 35m
2 stops
IAD8:00 pmWashington, D.C. Dulles Intl
Aug 30
IAD10:20 pmWashington, D.C. Dulles Intl
19h 00m
2 stops
KSC11:20 pmKošice Barca
$907

momondo Fare Finder

 
Customize your flight search to find flights from Košice to Washington, D.C. 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, momondo users made 832,500 searches. Data last updated August 12, 2026.
Use the filters below to find and compare flights from Košice to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KošiceWashington, D.C.

KSC Košice Barca - IAD Washington, D.C. Dulles Intl

KSCIAD

Košice Barca

Tue 10/13

5:25 am-2:00 pm

1 stop14h 35m

Washington, D.C. Dulles Intl

Fri 6/4

6:05 pm-11:20 pm

2 stops23h 15m

$830

KošiceWashington, D.C.

KSC Košice Barca - IAD Washington, D.C. Dulles Intl

KSCIAD

Košice Barca

Tue 10/13

5:25 am-2:00 pm

1 stop14h 35m

Washington, D.C. Dulles Intl

Fri 6/4

5:45 pm-11:20 pm

1 stop23h 35m

$842

KošiceWashington, D.C.

KSC Košice Barca - IAD Washington, D.C. Dulles Intl

KSCIAD

Košice Barca

Wed 8/26

2:50 pm-3:30 pm

1 stop30h 40m

Washington, D.C. Dulles Intl

Sun 8/30

8:20 pm-6:55 pm

1 stop16h 35m

$846
Quickest round-trip

KošiceWashington, D.C.

KSC Košice Barca - IAD Washington, D.C. Dulles Intl

KSCIAD

Košice Barca

Tue 10/13

5:25 am-4:05 pm

2 stops16h 40m

Washington, D.C. Dulles Intl

Fri 6/4

3:25 pm-2:00 pm

2 stops16h 35m

$851

KošiceWashington, D.C.

KSC Košice Barca - IAD Washington, D.C. Dulles Intl

KSCIAD

Košice Barca

Wed 8/26

2:50 pm-2:20 pm

2 stops29h 30m

Washington, D.C. Dulles Intl

Sun 8/30

8:20 pm-6:55 pm

1 stop16h 35m

$875

KošiceWashington, D.C.

KSC Košice Barca - IAD Washington, D.C. Dulles Intl

KSCIAD

Košice Barca

Wed 8/26

5:25 am-8:00 pm

2 stops20h 35m

Washington, D.C. Dulles Intl

Sun 8/30

10:20 pm-11:20 pm

2 stops19h 00m

$907

KošiceWashington, D.C.

KSC Košice Barca - IAD Washington, D.C. Dulles Intl

KSCIAD

Košice Barca

Tue 10/13

3:10 pm-8:35 pm

2 stops35h 25m

Washington, D.C. Dulles Intl

Fri 6/4

11:15 am-12:00 pm

3 stops18h 45m

$1,234

KošiceWashington, D.C.

KSC Košice Barca - IAD Washington, D.C. Dulles Intl

KSCIAD

Košice Barca

Tue 10/13

2:45 pm-7:00 pm

3 stops34h 15m

Washington, D.C. Dulles Intl

Fri 6/4

11:15 am-12:00 pm

3 stops18h 45m

$1,271

KošiceWashington, D.C.

KSC Košice Barca - IAD Washington, D.C. Dulles Intl

KSCIAD

Košice Barca

Wed 8/26

5:25 am-8:35 pm

3 stops21h 10m

Washington, D.C. Dulles Intl

Sun 8/30

9:00 pm-7:40 pm

2 stops16h 40m

$1,410

KošiceBaltimore

KSC Košice Barca - BWI Baltimore/Washington

KSCBWI

Košice Barca

Wed 8/26

5:25 am-7:25 pm

3 stops20h 00m

Baltimore/Washington

Sun 8/30

8:30 pm-2:00 pm

3 stops35h 30m

$1,413

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Košice to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Košice to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Košice to Washington, D.C. (KSC to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Košice to Washington, D.C.

Fastest flight time

30h 40m

Direct flights

None
The fastest flight from Košice to Washington, D.C. takes 30h 40m
There are no direct flights from Košice to Washington, D.C.. There are no popular flight routes from Košice to Washington, D.C..
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Frequently asked questions about flying from Košice to Washington, D.C.

  • How far is Košice Barca to Washington, D.C. by plane?

    A flight from Košice Barca to Washington, D.C. will travel around 4595.3 mi. 30h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Košice Barca Airport to Washington, D.C.?

    Prices for flights from Košice Barca Airport to Washington, D.C. are updated daily.

  • How old do you have to be to fly from Košice Barca Airport to Washington, D.C.?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Košice Barca Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Košice to Washington, D.C.

  • How do I get Price Alerts for flights from Košice to Washington, D.C.?

    Confirm your travel details to search for the latest offers for flights from Košice to Washington, D.C.. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Košice to Washington, D.C. with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Colonial Beach
Springfield
Fairfax
Tysons
Edgewood
Glen Burnie
College Park

Why use momondo?

Why should I use momondo to find a flight deal from Košice to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Košice to Washington, D.C. for you.

Can I find flights from Košice to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Košice with this policy.

How can momondo help me find flights from Košice to Washington, D.C.?

momondo helps you find the best flight between Košice and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Košice to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. from Košice are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport