Which airlines fly to Kaunas?

For flights from United States to Kaunas, most momondo users will book with popular airlines such as Scandinavian Airlines, Lufthansa, LOT and Finnair. Depending on what airport you fly from, you may have other airlines to choose from.

$844 Cheap Flights to Kaunas in 2025/26

1 adult

0 bags

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Find the cheapest flights from the United States to Kaunas

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One-way

Cheap round-trip flights

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9:00 am - 2:20 pmIAD-KUN

22h 20m3 stops

6:45 am - 3:15 pmKUN-IAD

39h 30m3 stops

$844Multiple Airlines

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Sun, Nov 30 - Sun, Dec 7

12:35 pm - 6:20 pmBOS-KUN

23h 45m2 stops

6:35 am - 8:10 pmKUN-BOS

44h 35m3 stops

$850Multiple Airlines

Find Deal

Sat, Nov 1 - Wed, Nov 12

7:40 pm - 5:05 pmIAD-KUN

14h 25m2 stops

6:45 am - 3:15 pmKUN-IAD

39h 30m3 stops

$859Multiple Airlines

Find Deal

Sun, Nov 30 - Sun, Dec 7

12:35 pm - 6:20 pmBOS-KUN

23h 45m2 stops

3:50 pm - 3:50 pmKUN-BOS

31h 00m1 stop

$969Multiple Airlines

Find Deal

Sat, Nov 1 - Wed, Nov 12

7:40 pm - 5:05 pmIAD-KUN

14h 25m2 stops

10:15 pm - 3:15 pmKUN-IAD

24h 00m2 stops

$997Multiple Airlines

Find Deal

Sun, Nov 30 - Sun, Dec 7

12:35 pm - 10:50 pmBOS-KUN

28h 15m3 stops

6:35 am - 2:35 pmKUN-BOS

39h 00m3 stops

$1,012Multiple Airlines

Find Deal

Sat, Nov 1 - Wed, Nov 12

5:05 pm - 12:45 pmIAD-KUN

12h 40m1 stop

6:00 am - 3:35 pmKUN-IAD

40h 35m2 stops

$1,014Multiple Airlines

Find Deal

Sun, Nov 30 - Sun, Dec 7

12:35 pm - 6:20 pmBOS-KUN

23h 45m2 stops

3:50 pm - 10:35 amKUN-BOS

25h 45m2 stops

$1,035Multiple Airlines

Find Deal

Sat, Nov 1 - Wed, Nov 12

6:55 pm - 12:10 amBOS-KUN

22h 15m2 stops

5:35 am - 1:35 pmKUN-BOS

15h 00m2 stops

$8,118Air France

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Sun, Mar 29 - Thu, Apr 2

5:20 pm - 12:10 amBOS-KUN

23h 50m2 stops

5:35 am - 1:35 pmKUN-BOS

15h 00m2 stops

$8,119Air France

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Sun, Mar 29 - Thu, Apr 2

Fly from

Route

Depart

Return

Price

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Sun 11/30

9:00 am-2:20 pm

3 stops22h 20m

Kaunas

Sun 12/7

6:45 am-3:15 pm

3 stops39h 30m

$844

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sat 11/1

12:35 pm-6:20 pm

2 stops23h 45m

Kaunas

Wed 11/12

6:35 am-8:10 pm

3 stops44h 35m

$850

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Sun 11/30

7:40 pm-5:05 pm

2 stops14h 25m

Kaunas

Sun 12/7

6:45 am-3:15 pm

3 stops39h 30m

$859

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sat 11/1

12:35 pm-6:20 pm

2 stops23h 45m

Kaunas

Wed 11/12

3:50 pm-3:50 pm

1 stop31h 00m

$969

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Sun 11/30

7:40 pm-5:05 pm

2 stops14h 25m

Kaunas

Sun 12/7

10:15 pm-3:15 pm

2 stops24h 00m

$997

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sat 11/1

12:35 pm-10:50 pm

3 stops28h 15m

Kaunas

Wed 11/12

6:35 am-2:35 pm

3 stops39h 00m

$1,012

Washington, D.C.Kaunas

IAD - KUN

IADKUN

Washington, D.C. Dulles Intl

Sun 11/30

5:05 pm-12:45 pm

1 stop12h 40m

Kaunas

Sun 12/7

6:00 am-3:35 pm

2 stops40h 35m

$1,014

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sat 11/1

12:35 pm-6:20 pm

2 stops23h 45m

Kaunas

Wed 11/12

3:50 pm-10:35 am

2 stops25h 45m

$1,035

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sun 3/29

6:55 pm-12:10 am

2 stops22h 15m

Kaunas

Thu 4/2

5:35 am-1:35 pm

2 stops15h 00m

$8,118

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sun 3/29

5:20 pm-12:10 am

2 stops23h 50m

Kaunas

Thu 4/2

5:35 am-1:35 pm

2 stops15h 00m

$8,119

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Kaunas flights insights and trends

Explore insights for your Kaunas flight to craft the best travel plan

How long does it take to fly to Kaunas?

If you’re flying from a popular airport in United States, such as Los Angeles or Miami, and flying into Kaunas, then you can expect flight times to average 17h 15m and 12h 20m, respectively.

Cheapest flights to Kaunas

Find the cheapest flights to Kaunas from your nearest city or airport

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Cheap Kaunas flight deals and tips

Summary info about Kaunas flight prices, duration and airlines

Best Round-Trip Price	$844
Fastest flight time	12h 40m

The best round-trip flight price to Kaunas from United States in the last 72 hours is $844 (Washington, D.C. Dulles Intl to Kaunas).

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The fastest flight to Kaunas from United States takes 12h 40m (Washington, D.C. Dulles Intl to Kaunas).

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Frequently asked questions about flying to Kaunas

Is there an alternative airport near Kaunas?

Those flying to Kaunas could potentially find better pricing at Kaunas Airport (8 mi from Kaunas city center) depending on the month and departure airport.

Is there a cheaper alternative to flying into Kaunas?

You can find deals at Kaunas Airport for $138 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to Kaunas?

Users booking trips to Kaunas from London found flights 75% cheaper than the average price of flights to Kaunas. To find the cheapest price to Kaunas from your area, use momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Kaunas Airport?

Prices for flights to Kaunas Airport refresh daily.

How many operators does momondo search for flights to Kaunas Airport?

As of October 2025, there are 2 operators available to choose from for flights to Kaunas Airport.

How old do you have to be to fly to Kaunas Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel 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 to Kaunas?

It is quick and easy to find flights to Kaunas on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kaunas that suits you.

Can I find flights to Kaunas with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for flights to Kaunas to just show those with flexible booking policies.

How can momondo help me find flights to Kaunas?

Once you have performed a search for flights to Kaunas, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.