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 KLM. Depending on what airport you fly from, you may have other airlines to choose from.

$414 Cheap Flights to Kaunas in 2026

1 adult

0 bags

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Find the cheapest flights from the United States to Kaunas

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:50 pm - 9:05 pm

BOS

KUN

41h 15m

2 stops

9:40 pm - 6:50 pm

KUN

BOS

52h 10m

2 stops

$636Multiple Airlines

Mon, May 4 - Mon, May 11

6:30 pm - 1:00 pm

BOS

KUN

11h 30m

1 stop

3:00 pm - 9:05 pm

KUN

BOS

37h 05m

2 stops

$740Multiple Airlines

Sat, May 9 - Mon, May 11

11:30 pm - 12:40 pm

BOS

KUN

30h 10m

1 stop

9:40 pm - 9:05 pm

KUN

BOS

30h 25m

2 stops

$756Multiple Airlines

Mon, May 4 - Mon, May 11

11:30 pm - 12:40 pm

BOS

KUN

30h 10m

1 stop

2:35 pm - 9:05 pm

KUN

BOS

37h 30m

2 stops

$759Multiple Airlines

Mon, May 4 - Tue, May 12

6:30 pm - 1:00 pm

BOS

KUN

11h 30m

1 stop

8:50 pm - 9:05 pm

KUN

BOS

31h 15m

2 stops

$768Multiple Airlines

Sat, May 9 - Mon, May 11

6:30 pm - 2:15 pm

BOS

KUN

12h 45m

1 stop

8:50 pm - 9:05 pm

KUN

BOS

31h 15m

2 stops

$774Multiple Airlines

Mon, May 11 - Mon, May 18

7:25 pm - 12:20 pm

ORD

KUN

32h 55m

2 stops

3:30 pm - 2:25 pm

KUN

ORD

30h 55m

1 stop

$779Multiple Airlines

Sat, Apr 25 - Wed, Jun 10

10:25 pm - 10:20 am

ORD

KUN

27h 55m

2 stops

3:30 pm - 2:25 pm

KUN

ORD

30h 55m

1 stop

$783Multiple Airlines

Fri, Apr 24 - Wed, Jun 10

7:25 pm - 11:40 pm

ORD

KUN

20h 15m

2 stops

3:30 pm - 2:25 pm

KUN

ORD

30h 55m

1 stop

$784Multiple Airlines

Tue, Apr 28 - Wed, Jun 10

7:25 pm - 8:45 am

ORD

KUN

29h 20m

2 stops

3:30 pm - 2:25 pm

KUN

ORD

30h 55m

1 stop

$800Multiple Airlines

Wed, Apr 29 - Wed, Jun 10

Fly from

Route

Depart

Return

Price

Cheapest round-trip

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Mon 5/4

8:50 pm-9:05 pm

2 stops41h 15m

Kaunas

Mon 5/11

9:40 pm-6:50 pm

2 stops52h 10m

$636

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sat 5/9

6:30 pm-1:00 pm

1 stop11h 30m

Kaunas

Mon 5/11

3:00 pm-9:05 pm

2 stops37h 05m

$740

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Mon 5/4

11:30 pm-12:40 pm

1 stop30h 10m

Kaunas

Mon 5/11

9:40 pm-9:05 pm

2 stops30h 25m

$756

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Mon 5/4

11:30 pm-12:40 pm

1 stop30h 10m

Kaunas

Tue 5/12

2:35 pm-9:05 pm

2 stops37h 30m

$759

Quickest round-trip

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sat 5/9

6:30 pm-1:00 pm

1 stop11h 30m

Kaunas

Mon 5/11

8:50 pm-9:05 pm

2 stops31h 15m

$768

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Mon 5/11

6:30 pm-2:15 pm

1 stop12h 45m

Kaunas

Mon 5/18

8:50 pm-9:05 pm

2 stops31h 15m

$774

ChicagoKaunas

ORD - KUN

ORDKUN

Chicago O'Hare Intl

Sat 4/25

7:25 pm-12:20 pm

2 stops32h 55m

Kaunas

Wed 6/10

3:30 pm-2:25 pm

1 stop30h 55m

$779

ChicagoKaunas

ORD - KUN

ORDKUN

Chicago O'Hare Intl

Fri 4/24

10:25 pm-10:20 am

2 stops27h 55m

Kaunas

Wed 6/10

3:30 pm-2:25 pm

1 stop30h 55m

$783

ChicagoKaunas

ORD - KUN

ORDKUN

Chicago O'Hare Intl

Tue 4/28

7:25 pm-11:40 pm

2 stops20h 15m

Kaunas

Wed 6/10

3:30 pm-2:25 pm

1 stop30h 55m

$784

ChicagoKaunas

ORD - KUN

ORDKUN

Chicago O'Hare Intl

Wed 4/29

7:25 pm-8:45 am

2 stops29h 20m

Kaunas

Wed 6/10

3:30 pm-2:25 pm

1 stop30h 55m

$800

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted 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 San Francisco, and flying into Kaunas, then you can expect flight times to average 20h 05m and 20h 10m, 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 One-Way Price	$414
Best Round-Trip Price	$636
Fastest flight time	17h 15m

The best one-way flight price to Kaunas from United States in the last 72 hours is $414 (Chicago O'Hare Intl to Kaunas).

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The best round-trip flight price to Kaunas from United States in the last 72 hours is $636 (Boston Logan Intl to Kaunas).

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The fastest flight to Kaunas from United States takes 17h 15m (Chicago O'Hare 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 $117 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 Oslo found flights 74% 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 March 2026, 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.

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

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