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

$816 Cheap Flights to Kaunas in 2026/27

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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.

7:50 pm - 12:20 amBOS Boston Logan Intl-KUN Kaunas

21h 30m3 stops Reykjavik Keflavik Intl Dublin Liverpool J. Lennon

9:25 pm - 2:00 pmKUN Kaunas-BOS Boston Logan Intl

23h 35m2 stops Kastrup Copenhagen Lisbon Humberto Delgado

$816Multiple Airlines

Sun, Nov 8 - Sat, Nov 14

9:20 pm - 9:35 pmBOS Boston Logan Intl-KUN Kaunas

17h 15m1 stop Dublin

9:25 pm - 2:00 pmKUN Kaunas-BOS Boston Logan Intl

23h 35m2 stops Kastrup Copenhagen Lisbon Humberto Delgado

$827Multiple Airlines

Sun, Nov 8 - Sat, Nov 14

7:50 pm - 12:20 amBOS Boston Logan Intl-KUN Kaunas

21h 30m3 stops Reykjavik Keflavik Intl Dublin Liverpool J. Lennon

9:25 pm - 8:30 pmKUN Kaunas-BOS Boston Logan Intl

30h 05m3 stops Kastrup Copenhagen Lisbon Humberto Delgado Porto

$829Multiple Airlines

Sun, Nov 8 - Sat, Nov 14

7:50 pm - 9:35 pmBOS Boston Logan Intl-KUN Kaunas

18h 45m2 stops Reykjavik Keflavik Intl Dublin

9:25 pm - 2:00 pmKUN Kaunas-BOS Boston Logan Intl

23h 35m2 stops Kastrup Copenhagen Lisbon Humberto Delgado

$845Multiple Airlines

Sun, Nov 8 - Sat, Nov 14

9:05 pm - 10:55 pmJFK New York John F Kennedy Intl-KUN Kaunas

18h 50m1 stop Dublin

3:30 pm - 5:00 amKUN Kaunas-JFK New York John F Kennedy Intl

44h 30m3 stops Malaga Barcelona-El Prat Bogotá El Dorado

$868Multiple Airlines

Fri, Jan 22 - Mon, Jan 25

5:45 pm - 1:30 pmJFK New York John F Kennedy Intl-KUN Kaunas

12h 45m1 stop Kastrup Copenhagen

10:00 pm - 10:00 pmKUN Kaunas-JFK New York John F Kennedy Intl

31h 00m2 stops Dublin Barcelona-El Prat

$874Multiple Airlines

Fri, Jan 22 - Mon, Jan 25

7:25 pm - 10:55 pmJFK New York John F Kennedy Intl-KUN Kaunas

20h 30m2 stops Reykjavik Keflavik Intl Dublin

3:30 pm - 5:00 amKUN Kaunas-JFK New York John F Kennedy Intl

44h 30m3 stops Malaga Barcelona-El Prat Bogotá El Dorado

$880Multiple Airlines

Fri, Jan 22 - Mon, Jan 25

9:05 pm - 10:55 pmJFK New York John F Kennedy Intl-KUN Kaunas

18h 50m1 stop Dublin

10:00 pm - 1:59 pmKUN Kaunas-JFK New York John F Kennedy Intl

22h 59m1 stop Dublin

$914Multiple Airlines

Fri, Jan 22 - Mon, Jan 25

5:00 pm - 9:00 pmJFK New York John F Kennedy Intl-KUN Kaunas

21h 00m3 stops Dublin Manchester Cologne Köln/Bonn

3:30 pm - 5:00 amKUN Kaunas-JFK New York John F Kennedy Intl

44h 30m3 stops Malaga Barcelona-El Prat Bogotá El Dorado

$957Multiple Airlines

Fri, Jan 22 - Mon, Jan 25

9:20 pm - 9:35 pmBOS Boston Logan Intl-KUN Kaunas

17h 15m1 stop Dublin

4:20 pm - 1:55 pmKUN Kaunas-BOS Boston Logan Intl

28h 35m1 stop Dublin

$985Multiple Airlines

Sun, Nov 8 - Sat, Nov 14

Cheap last minute flights

Enter your travel dates to find the best prices.

5:10 pm - 11:50 pmBOS Boston Logan Intl-KUN Kaunas

23h 40m2 stops Vienna Intl Stockholm Arlanda

6:50 am - 2:55 pmKUN Kaunas-BOS Boston Logan Intl

15h 05m1 stop Dublin

$1,240Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

8:45 pm - 12:50 pmBOS Boston Logan Intl-KUN Kaunas

33h 05m1 stop Madrid Barajas

2:35 pm - 4:10 pmKUN Kaunas-BOS Boston Logan Intl

32h 35m2 stops London Stansted Madrid Barajas

$1,286Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

4:45 pm - 12:30 amBOS Boston Logan Intl-KUN Kaunas

24h 45m3 stops Frankfurt am Main Barcelona-El Prat Alicante

10:20 am - 9:05 amKUN Kaunas-BOS Boston Logan Intl

29h 45m3 stops Kastrup Copenhagen Reykjavik Keflavik Intl Toronto Pearson Intl

$1,495Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

4:45 pm - 11:50 pmBOS Boston Logan Intl-KUN Kaunas

24h 05m3 stops Frankfurt am Main Riga Intl Stockholm Arlanda

10:20 am - 2:45 pmKUN Kaunas-BOS Boston Logan Intl

35h 25m2 stops Kastrup Copenhagen Lisbon Humberto Delgado

$1,532Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

10:00 pm - 9:55 pmBOS Boston Logan Intl-KUN Kaunas

16h 55m2 stops Frankfurt am Main Gothenburg Landvetter

10:20 am - 9:05 amKUN Kaunas-BOS Boston Logan Intl

29h 45m3 stops Kastrup Copenhagen Reykjavik Keflavik Intl Toronto Pearson Intl

$1,546Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

4:45 pm - 11:50 pmBOS Boston Logan Intl-KUN Kaunas

24h 05m3 stops Frankfurt am Main Riga Intl Stockholm Arlanda

3:00 pm - 1:40 pmKUN Kaunas-BOS Boston Logan Intl

29h 40m3 stops Bari Palese Milan Linate Rome Fiumicino

$1,600Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

10:00 pm - 9:55 pmBOS Boston Logan Intl-KUN Kaunas

16h 55m2 stops Frankfurt am Main Gothenburg Landvetter

6:50 am - 9:05 amKUN Kaunas-BOS Boston Logan Intl

33h 15m2 stops Dublin Toronto Pearson Intl

$1,703Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

4:45 pm - 11:50 pmBOS Boston Logan Intl-KUN Kaunas

24h 05m2 stops Frankfurt am Main Stockholm Arlanda

10:20 am - 2:45 pmKUN Kaunas-BOS Boston Logan Intl

35h 25m2 stops Kastrup Copenhagen Lisbon Humberto Delgado

$1,748Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

5:40 pm - 7:15 pmBOS Boston Logan Intl-KUN Kaunas

18h 35m1 stop Kastrup Copenhagen

10:20 am - 3:35 pmKUN Kaunas-BOS Boston Logan Intl

12h 15m1 stop Kastrup Copenhagen

$1,968Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

5:40 pm - 7:15 pmBOS Boston Logan Intl-KUN Kaunas

18h 35m1 stop Kastrup Copenhagen

10:20 am - 3:35 pmKUN Kaunas-BOS Boston Logan Intl

12h 15m1 stop Kastrup Copenhagen

$1,974Multiple Airlines

Fri, Sep 18 - Tue, Sep 22

Fly from

Route

Depart

Return

Price

Cheapest round-trip

BostonKaunas

BOS Boston Logan Intl - KUN Kaunas

BOSKUN

Boston Logan Intl

Sun 11/8

7:50 pm-12:20 am

3 stops21h 30m

Kaunas

Sat 11/14

9:25 pm-2:00 pm

2 stops23h 35m

$816

Quickest round-trip

BostonKaunas

BOS Boston Logan Intl - KUN Kaunas

BOSKUN

Boston Logan Intl

Sun 11/8

9:20 pm-9:35 pm

1 stop17h 15m

Kaunas

Sat 11/14

9:25 pm-2:00 pm

2 stops23h 35m

$827

BostonKaunas

BOS Boston Logan Intl - KUN Kaunas

BOSKUN

Boston Logan Intl

Sun 11/8

7:50 pm-12:20 am

3 stops21h 30m

Kaunas

Sat 11/14

9:25 pm-8:30 pm

3 stops30h 05m

$829

BostonKaunas

BOS Boston Logan Intl - KUN Kaunas

BOSKUN

Boston Logan Intl

Sun 11/8

7:50 pm-9:35 pm

2 stops18h 45m

Kaunas

Sat 11/14

9:25 pm-2:00 pm

2 stops23h 35m

$845

New YorkKaunas

JFK New York John F Kennedy Intl - KUN Kaunas

JFKKUN

New York John F Kennedy Intl

Fri 1/22

9:05 pm-10:55 pm

1 stop18h 50m

Kaunas

Mon 1/25

3:30 pm-5:00 am

3 stops44h 30m

$868

New YorkKaunas

JFK New York John F Kennedy Intl - KUN Kaunas

JFKKUN

New York John F Kennedy Intl

Fri 1/22

5:45 pm-1:30 pm

1 stop12h 45m

Kaunas

Mon 1/25

10:00 pm-10:00 pm

2 stops31h 00m

$874

New YorkKaunas

JFK New York John F Kennedy Intl - KUN Kaunas

JFKKUN

New York John F Kennedy Intl

Fri 1/22

7:25 pm-10:55 pm

2 stops20h 30m

Kaunas

Mon 1/25

3:30 pm-5:00 am

3 stops44h 30m

$880

New YorkKaunas

JFK New York John F Kennedy Intl - KUN Kaunas

JFKKUN

New York John F Kennedy Intl

Fri 1/22

9:05 pm-10:55 pm

1 stop18h 50m

Kaunas

Mon 1/25

10:00 pm-1:59 pm

1 stop22h 59m

$914

New YorkKaunas

JFK New York John F Kennedy Intl - KUN Kaunas

JFKKUN

New York John F Kennedy Intl

Fri 1/22

5:00 pm-9:00 pm

3 stops21h 00m

Kaunas

Mon 1/25

3:30 pm-5:00 am

3 stops44h 30m

$957

BostonKaunas

BOS Boston Logan Intl - KUN Kaunas

BOSKUN

Boston Logan Intl

Sun 11/8

9:20 pm-9:35 pm

1 stop17h 15m

Kaunas

Sat 11/14

4:20 pm-1:55 pm

1 stop28h 35m

$985

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 Los Angeles or Miami, and flying into Kaunas, then you can expect flight times to average 20h 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	$816
Fastest flight time	18h 50m

The best round-trip flight price to Kaunas from United States in the last 5 days is $816 (Boston Logan Intl to Kaunas).

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The fastest flight to Kaunas from United States takes 18h 50m (New York John F Kennedy 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 $132 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 Tallinn found flights 82% 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 September 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.