$235 Cheap Flights from Brussels (BRU) to Kaunas (KUN)

View $235 flight on Mon, Jul 20, 2026Opens in a new window

Popular airlines from Brussels Airport (BRU) to Kaunas (KUN-Kaunas Intl.)

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Cheap Flights from Brussels to Kaunas (BRU-KUN)

Prices were available within the past 7 days and start at $235 for one-way flights and $441 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Baltic
Tue, Apr 21 - Thu, Apr 23
BRU
Brussels
KUN
Kaunas
$441 Roundtrip, found 3 days ago
$441
Roundtrip
found 3 days ago
Select Air Baltic flight, departing Tue, Apr 21 from Brussels to Kaunas, returning Thu, Apr 23, priced at $441 found 3 days ago
Austrian Airlines
Tue, Apr 21 - Thu, Apr 23
BRU
Brussels
KUN
Kaunas
$489 Roundtrip, found 3 days ago
$489
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Tue, Apr 21 from Brussels to Kaunas, returning Thu, Apr 23, priced at $489 found 3 days ago
Air Baltic
Tue, Apr 21 - Thu, Apr 23
BRU
Brussels
KUN
Kaunas
$607 Roundtrip, found 3 days ago
$607
Roundtrip
found 3 days ago
Select Air Baltic flight, departing Tue, Apr 21 from Brussels to Kaunas, returning Thu, Apr 23, priced at $607 found 3 days ago
Air Baltic
Tue, Apr 21 - Thu, Apr 23
BRU
Brussels
KUN
Kaunas
$616 Roundtrip, found 3 days ago
$616
Roundtrip
found 3 days ago
Select Air Baltic flight, departing Tue, Apr 21 from Brussels to Kaunas, returning Thu, Apr 23, priced at $616 found 3 days ago
Air Baltic
Tue, Apr 21 - Thu, Apr 23
BRU
Brussels
KUN
Kaunas
$629 Roundtrip, found 3 days ago
$629
Roundtrip
found 3 days ago
Select Air Baltic flight, departing Tue, Apr 21 from Brussels to Kaunas, returning Thu, Apr 23, priced at $629 found 3 days ago
Austrian Airlines
Tue, Apr 21 - Thu, Apr 23
BRU
Brussels
KUN
Kaunas
$664 Roundtrip, found 3 days ago
$664
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Tue, Apr 21 from Brussels to Kaunas, returning Thu, Apr 23, priced at $664 found 3 days ago
Air Baltic
Tue, Apr 21 - Thu, Apr 23
BRU
Brussels
KUN
Kaunas
$671 Roundtrip, found 3 days ago
$671
Roundtrip
found 3 days ago
Select Air Baltic flight, departing Tue, Apr 21 from Brussels to Kaunas, returning Thu, Apr 23, priced at $671 found 3 days ago
Air Baltic
Tue, Apr 21 - Thu, Apr 23
BRU
Brussels
KUN
Kaunas
$675 Roundtrip, found 3 days ago
$675
Roundtrip
found 3 days ago
Select Air Baltic flight, departing Tue, Apr 21 from Brussels to Kaunas, returning Thu, Apr 23, priced at $675 found 3 days ago
Lufthansa
Tue, Apr 21 - Thu, Apr 23
BRU
Brussels
KUN
Kaunas
$906 Roundtrip, found 3 days ago
$906
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Apr 21 from Brussels to Kaunas, returning Thu, Apr 23, priced at $906 found 3 days ago
Brussels Airlines
Tue, Apr 21 - Thu, Apr 23
BRU
Brussels
KUN
Kaunas
$1,172 Roundtrip, found 3 days ago
$1,172
Roundtrip
found 3 days ago
Select Brussels Airlines flight, departing Tue, Apr 21 from Brussels to Kaunas, returning Thu, Apr 23, priced at $1,172 found 3 days ago

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Frequently asked questions

How much does a flight from Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN) cost?
Lock in a cheap one-way flight from $235 or cheap return flight from $441 from Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN)?
The cheapest month to fly from BRU to KUN is April, when there's less demand. Off-peak months are usually when better flight deals are available between these airports.
Which airlines fly direct from Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN)?
You can't catch a direct flight to Kaunas Intl. Airport (KUN) from Brussels (BRU-Brussels - National). However, you can easily reach Kaunas without any layovers by departing from Brussels South Charleroi Airport (CRL).
What is the cheapest airline that flies from Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from BRU to KUN. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN)?
There are no daily direct flights available from Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from BRU to KUN?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can change depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN)?
To avoid possible delays on the Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN) route, aim to travel before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN) last-minute?
Waiting until right before your break to book a ticket from BRU to KUN generally means paying more. While it's possible to find some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule for a better chance of getting a bargain.
Is it cheaper to book a BRU to KUN flight and hotel package?
Compared with arranging flights and hotels separately, booking a BRU to KUN flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place will take the hassle out of travel planning. Simply pick your flights and choose from our extensive range of stays, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Brussels - National Airport (BRU) to Kaunas Intl. Airport (KUN)?
In most instances, you can cancel or modify your BRU to KUN flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you need more details, head to our Customer Service portal.

Travel information

Origin airport
Brussels - National
Destination airport
Kaunas Intl.
Roundtrip price
$440
Distance
859 mi

Book with confidence

Brussels to Kaunas Flights

The cheapest times to fly from Brussels to Kaunas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Brussels to Kaunas are during the month of April. You can find some of the cheapest flights from Brussels to Kaunas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Brussels to Kaunas

Sunday is one of the best days to book for cheap flights from Brussels to Kaunas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Brussels to Kaunas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Brussels to Kaunas in 2026. You can also book with separate airlines for your outbound and return journeys, from $235 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Brussels to Kaunas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Brussels to Kaunas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Brussels to Kaunas Flights

*Flight schedules are subject to change.

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*Available to One Key members.