Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Washington, D.C. to Kaunas from $639

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Kaunas departing on 3/23. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:19 pm - 1:45 pm
IAD
-
KUN
18h 26m
2 stops
Multiple Airlines Logo
8:55 am - 4:50 pm
KUN
-
IAD
14h 55m
1 stop
$639Multiple Airlines
Mon, Mar 23 - Mon, Mar 30
Multiple Airlines Logo
9:55 am - 1:45 pm
IAD
-
KUN
21h 50m
3 stops
Multiple Airlines Logo
5:35 am - 3:45 pm
KUN
-
IAD
17h 10m
3 stops
$1,022Multiple Airlines
Mon, Mar 23 - Mon, Mar 30
Multiple Airlines Logo
9:55 am - 1:45 pm
IAD
-
KUN
21h 50m
3 stops
Multiple Airlines Logo
8:40 pm - 7:20 pm
KUN
-
IAD
29h 40m
2 stops
$1,027Multiple Airlines
Mon, Mar 23 - Mon, Mar 30
Multiple Airlines Logo
6:30 pm - 1:00 am
IAD
-
KUN
24h 30m
2 stops
Multiple Airlines Logo
8:40 pm - 7:20 pm
KUN
-
IAD
29h 40m
2 stops
$1,109Multiple Airlines
Mon, Mar 23 - Mon, Mar 30
Multiple Airlines Logo
9:35 pm - 11:00 pm
BWI
-
KUN
19h 25m
2 stops
Multiple Airlines Logo
5:35 am - 7:25 pm
KUN
-
BWI
20h 50m
3 stops
$1,230Multiple Airlines
Tue, Mar 24 - Tue, Mar 31
Multiple Airlines Logo
10:20 pm - 12:15 am
IAD
-
KUN
18h 55m
2 stops
Multiple Airlines Logo
5:35 am - 7:25 pm
KUN
-
IAD
20h 50m
2 stops
$1,251Multiple Airlines
Wed, Jun 17 - Tue, Jun 30
Multiple Airlines Logo
9:35 pm - 11:00 pm
BWI
-
KUN
19h 25m
2 stops
Multiple Airlines Logo
10:45 am - 10:15 pm
KUN
-
BWI
18h 30m
2 stops
$1,266Multiple Airlines
Tue, Mar 24 - Tue, Mar 31
Multiple Airlines Logo
8:30 pm - 12:50 am
IAD
-
KUN
21h 20m
2 stops
Multiple Airlines Logo
6:50 am - 9:25 pm
KUN
-
IAD
21h 35m
3 stops
$1,428Multiple Airlines
Wed, Jun 17 - Tue, Jun 30
Multiple Airlines Logo
8:30 pm - 12:15 am
IAD
-
KUN
20h 45m
3 stops
Multiple Airlines Logo
6:50 am - 9:25 pm
KUN
-
IAD
21h 35m
3 stops
$1,442Multiple Airlines
Wed, Jun 17 - Tue, Jun 30
Multiple Airlines Logo
8:30 pm - 12:50 am
BWI
-
KUN
21h 20m
2 stops
Multiple Airlines Logo
6:50 am - 7:40 pm
KUN
-
BWI
19h 50m
2 stops
$1,501Multiple Airlines
Wed, Jun 17 - Tue, Jun 30

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Kaunas 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 February 10, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Kaunas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Mon 3/23

1:19 pm-1:45 pm

2 stops18h 26m

Kaunas

Mon 3/30

8:55 am-4:50 pm

1 stop14h 55m

$639

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Mon 3/23

9:55 am-1:45 pm

3 stops21h 50m

Kaunas

Mon 3/30

5:35 am-3:45 pm

3 stops17h 10m

$1,022

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Mon 3/23

9:55 am-1:45 pm

3 stops21h 50m

Kaunas

Mon 3/30

8:40 pm-7:20 pm

2 stops29h 40m

$1,027

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Mon 3/23

6:30 pm-1:00 am

2 stops24h 30m

Kaunas

Mon 3/30

8:40 pm-7:20 pm

2 stops29h 40m

$1,109

BaltimoreKaunas

BWI - KUN

BWIKUN

Baltimore/Washington

Tue 3/24

9:35 pm-11:00 pm

2 stops19h 25m

Kaunas

Tue 3/31

5:35 am-7:25 pm

3 stops20h 50m

$1,230

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Wed 6/17

10:20 pm-12:15 am

2 stops18h 55m

Kaunas

Tue 6/30

5:35 am-7:25 pm

2 stops20h 50m

$1,251

BaltimoreKaunas

BWI - KUN

BWIKUN

Baltimore/Washington

Tue 3/24

9:35 pm-11:00 pm

2 stops19h 25m

Kaunas

Tue 3/31

10:45 am-10:15 pm

2 stops18h 30m

$1,266

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Wed 6/17

8:30 pm-12:50 am

2 stops21h 20m

Kaunas

Tue 6/30

6:50 am-9:25 pm

3 stops21h 35m

$1,428

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Wed 6/17

8:30 pm-12:15 am

3 stops20h 45m

Kaunas

Tue 6/30

6:50 am-9:25 pm

3 stops21h 35m

$1,442

BaltimoreKaunas

BWI - KUN

BWIKUN

Baltimore/Washington

Wed 6/17

8:30 pm-12:50 am

2 stops21h 20m

Kaunas

Tue 6/30

6:50 am-7:40 pm

2 stops19h 50m

$1,501

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Kaunas from

How to get the cheapest flight ticket from Washington, D.C. to Kaunas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Kaunas?

Scandinavian Airlines, Lufthansa and KLM are the top three most popular airlines that fly to Kaunas from Washington, D.C. according to our data. Scandinavian Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Kaunas. Keep in mind that there are 4 different airlines that fly to Kaunas on a routine basis, so you have a few additional options to choose from.

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

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

Cheap Washington, D.C. to Kaunas (WAS to KUN) flight deals and tips

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

Fastest flight time

15h 55m

Direct flights

None
The fastest flight from Washington, D.C. to Kaunas takes 15h 55m
There are no direct flights from Washington, D.C. to Kaunas. There are no popular flight routes from Washington, D.C. to Kaunas.
Search flight deals

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

    The straight-line distance from Washington, D.C. to Kaunas is 4460.2 mi. 15h 55m is a normal flight duration for this route.

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

    Prices for flights from Washington, D.C. to Kaunas Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Kaunas Airport.

  • What documentation or ID do you need to fly to Kaunas Airport?

    The required travel and health documents for your Kaunas Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kaunas Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Kaunas. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Kaunas from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Washington, D.C. to Kaunas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Washington, D.C. to Kaunas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Kaunas 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 3/12
Thu 3/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Lithuania

Airports servicing Lithuania

Palanga Intl Airport
Vilnius Airport