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Cheap flights from the United States to Kaunas from $823

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Kaunas departing on 3/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from the United States to Kaunas

Recent round-trip flight deals from the United States to Kaunas

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:55 pm - 11:10 pmORD-KUN
22h 15m2 stops
Multiple Airlines Logo
5:35 am - 1:20 pmKUN-ORD
15h 45m2 stops
$823Multiple Airlines
Find Deal
Sat, Mar 28 - Sat, Apr 4
Multiple Airlines Logo
7:50 pm - 9:15 pmBOS-KUN
18h 25m2 stops
Multiple Airlines Logo
11:40 am - 4:50 pmKUN-BOS
12h 10m1 stop
$896Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
Multiple Airlines Logo
7:50 pm - 9:15 pmBOS-KUN
18h 25m2 stops
Multiple Airlines Logo
11:40 am - 4:50 pmKUN-BOS
12h 10m1 stop
$899Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
Multiple Airlines Logo
9:50 pm - 12:05 amBOS-KUN
19h 15m2 stops
Multiple Airlines Logo
11:15 am - 8:00 pmKUN-BOS
39h 45m3 stops
$910Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
Multiple Airlines Logo
11:35 am - 8:15 pmBOS-KUN
25h 40m3 stops
Multiple Airlines Logo
11:15 am - 8:00 pmKUN-BOS
39h 45m3 stops
$925Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
Multiple Airlines Logo
11:35 am - 9:15 pmBOS-KUN
26h 40m3 stops
Multiple Airlines Logo
11:15 am - 8:00 pmKUN-BOS
39h 45m3 stops
$927Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
Multiple Airlines Logo
9:50 pm - 12:05 amBOS-KUN
19h 15m2 stops
Multiple Airlines Logo
11:15 am - 8:00 pmKUN-BOS
39h 45m3 stops
$941Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
Multiple Airlines Logo
11:35 am - 9:15 pmBOS-KUN
26h 40m3 stops
Multiple Airlines Logo
11:40 am - 4:50 pmKUN-BOS
12h 10m1 stop
$958Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
Multiple Airlines Logo
5:10 pm - 12:35 pmBOS-KUN
12h 25m1 stop
Multiple Airlines Logo
11:40 am - 4:50 pmKUN-BOS
12h 10m1 stop
$1,043Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
Air France Logo
10:20 pm - 12:10 amBOS-KUN
18h 50m2 stops
Air France Logo
5:35 am - 3:05 pmKUN-BOS
16h 30m2 stops
$8,119Air France
Find Deal
Sun, Mar 29 - Thu, Apr 2

momondo Fare Finder

 
Customize your flight search to find flights from United States 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 October 30, 2025.
Use the filters below to find and compare flights from the United States to Kaunas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoKaunas

ORD - KUN

ORDKUN

Chicago O'Hare Intl

Sat 3/28

5:55 pm-11:10 pm

2 stops22h 15m

Kaunas

Sat 4/4

5:35 am-1:20 pm

2 stops15h 45m

$823

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Thu 11/13

7:50 pm-9:15 pm

2 stops18h 25m

Kaunas

Thu 11/27

11:40 am-4:50 pm

1 stop12h 10m

$896

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Thu 11/13

7:50 pm-9:15 pm

2 stops18h 25m

Kaunas

Thu 11/27

11:40 am-4:50 pm

1 stop12h 10m

$899

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Thu 11/13

9:50 pm-12:05 am

2 stops19h 15m

Kaunas

Thu 11/27

11:15 am-8:00 pm

3 stops39h 45m

$910

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Thu 11/13

11:35 am-8:15 pm

3 stops25h 40m

Kaunas

Thu 11/27

11:15 am-8:00 pm

3 stops39h 45m

$925

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Thu 11/13

11:35 am-9:15 pm

3 stops26h 40m

Kaunas

Thu 11/27

11:15 am-8:00 pm

3 stops39h 45m

$927

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Thu 11/13

9:50 pm-12:05 am

2 stops19h 15m

Kaunas

Thu 11/27

11:15 am-8:00 pm

3 stops39h 45m

$941

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Thu 11/13

11:35 am-9:15 pm

3 stops26h 40m

Kaunas

Thu 11/27

11:40 am-4:50 pm

1 stop12h 10m

$958

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Thu 11/13

5:10 pm-12:35 pm

1 stop12h 25m

Kaunas

Thu 11/27

11:40 am-4:50 pm

1 stop12h 10m

$1,043

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sun 3/29

10:20 pm-12:10 am

2 stops18h 50m

Kaunas

Thu 4/2

5:35 am-3:05 pm

2 stops16h 30m

$8,119

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 United States 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 LOT are the top three most popular airlines that fly to Kaunas from United States according to our data. Scandinavian Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Kaunas. Keep in mind that there are 13 different airlines that fly to Kaunas on a routine basis, so you have a few additional options to choose from.

Cheap United States to Kaunas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Kaunas

Direct flights

None
There are no direct flights from United States to Kaunas. There are no popular flight routes from United States to Kaunas.
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  • When did momondo last update prices for flights from United States to Kaunas Airport?

    Prices for flights from United States to Kaunas Airport refresh daily.

  • How old do you have to be to fly from United States 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 from United States to Kaunas Airport.

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

    The travel and health documents you'll need for your trip to Kaunas Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kaunas Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from United States to Kaunas?

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 United States to Kaunas for you.

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

Flights from United States to Kaunas with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United States to Kaunas?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Kaunas from United States.

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

If you are not ready to book a flight from United States to Kaunas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kaunas and let you know when they change.

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1 adult
Sat 11/29
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