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Kaunas

$704+ Cheap flights from Massachusetts to Kaunas (KUN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KUN
Mar 9 — Mar 161
Mon 3/9
Mon 3/16
1 adult, Economy
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Cheap flight deals from Massachusetts to Kaunas

Cheapest flights from Massachusetts to Kaunas
Explore the most affordable flight options available from Massachusetts to Kaunas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 7, 2026.

This Mytrip deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/84:15 pm
BOS
-
KUN
2 stops17h 50m
Multiple Airlines
Sat 2/146:10 pm
KUN
-
BOS
2 stops26h 25m
Multiple Airlines
Deal found 2/4$704
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/116:30 pm
BOS
-
KUN
1 stop12h 40m
Multiple Airlines
Mon 5/189:40 pm
KUN
-
BOS
2 stops54h 25m
Multiple Airlines
Deal found 2/3$717
This Mytrip deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/154:15 pm
BOS
-
KUN
2 stops17h 50m
Multiple Airlines
Thu 2/197:10 pm
KUN
-
BOS
2 stops25h 55m
Multiple Airlines
Deal found 2/4$775
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/156:10 pm
BOS
-
KUN
1 stop12h 35m
Multiple Airlines
Fri 3/206:10 am
KUN
-
BOS
1 stop19h 45m
Multiple Airlines
Deal found 2/3$785
This Kiwi.com deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/178:25 pm
BOS
-
KUN
1 stop32h 50m
Multiple Airlines
Sat 3/286:10 pm
KUN
-
BOS
2 stops50h 30m
Multiple Airlines
Deal found 2/5$791

Find flight deals from Massachusetts to Kaunas

Keep the following information in mind while searching for Massachusetts to Kaunas flight deals. Data was last updated February 7, 2026.

Round-trip from

$717
(Kiwi.com)
From Massachusetts to Kaunas
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Massachusetts 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, Cheapflights users made 2,558,603 searches. Data last updated February 7, 2026.
Use the filters below to find and compare flights from Massachusetts to Kaunas that are best for you.

Fly from

Massachusetts

Fly to

Kaunas

Route

Depart

Return

Price

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Mon 5/11

6:30 pm-2:10 pm

1 stop12h 40m

Kaunas

Mon 5/18

9:40 pm-9:05 pm

2 stops54h 25m

$717

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sun 3/15

6:10 pm-12:45 pm

1 stop12h 35m

Kaunas

Fri 3/20

6:10 am-7:55 pm

1 stop19h 45m

$785

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Tue 3/17

8:25 pm-11:15 am

1 stop32h 50m

Kaunas

Sat 3/28

6:10 pm-2:40 pm

2 stops50h 30m

$791

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Fri 3/6

6:15 am-6:00 pm

3 stops28h 45m

Kaunas

Fri 3/13

6:50 am-8:55 pm

3 stops44h 05m

$841

BostonKaunas

BOS - KUN

BOSKUN

Boston Logan Intl

Sun 5/24

9:45 pm-12:15 am

2 stops19h 30m

$5,134

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/5

Best time to book a flight from Massachusetts to Kaunas

Have a flexible travel schedule? Discover the best time to fly to Kaunas from Massachusetts with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Massachusetts to Kaunas

What is the cheapest month to book a flight from Massachusetts to Kaunas?

Currently, March is the cheapest month in which you can book a flight from Massachusetts to Kaunas (average of $298). Flying from Massachusetts to Kaunas in June is currently the most expensive (average of $690). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Kaunas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Kaunas from Massachusetts?

    Located just 8.3 mi from the city center, Kaunas (KUN) is the airport most travelers will use when flying to Kaunas from Massachusetts.

  • Can I find deals for flights from Massachusetts to Kaunas that include hotel bookings?

    Yes. In addition to deals on Massachusetts to Kaunas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Massachusetts to Kaunas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Kaunas.

  • Can I find deals for business class flights from Massachusetts to Kaunas?

    Yes. Cheapflights offers flight deals from Massachusetts to Kaunas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Massachusetts to Kaunas?

    Currently, March is the cheapest month in which you can book a flight from Massachusetts to Kaunas (average of $298). Flying from Massachusetts to Kaunas in June is currently the most expensive (average of $690). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Massachusetts to Kaunas

See prices for flight routes from nearby airports that may be better suited for you.
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