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Cheap Flights from Brussels (BRUS) to Kaunas (KUN)

Compare Brussels to Kaunas flight deals

Find the cheapest month or even day of the year to fly to Kaunas

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Flight deals from Brussels to Kaunas

Looking for a cheap last-minute deal or the best return flight from Brussels to Kaunas? Find the lowest prices on one-way and return tickets right here.
Kaunas.$90 per passenger.Departing Mon, 22 Sep, returning Tue, 7 Oct.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Mon, 22 Sep, arriving in Kaunas.Inbound direct flight with Ryanair departs from Kaunas on Tue, 7 Oct, arriving in Brussels S. Charleroi.Price includes taxes and charges.From $90, select.
Kaunas.$90 per passenger.Departing Tue, 14 Oct, returning Mon, 20 Oct.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Tue, 14 Oct, arriving in Kaunas.Inbound direct flight with Ryanair departs from Kaunas on Mon, 20 Oct, arriving in Brussels S. Charleroi.Price includes taxes and charges.From $90, select.
Kaunas.$93 per passenger.Departing Mon, 15 Sep, returning Mon, 22 Sep.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Mon, 15 Sep, arriving in Kaunas.Inbound direct flight with Ryanair departs from Kaunas on Mon, 22 Sep, arriving in Brussels S. Charleroi.Price includes taxes and charges.From $93, select.
Kaunas.$99 per passenger.Departing Mon, 25 Aug, returning Mon, 1 Sep.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Mon, 25 Aug, arriving in Kaunas.Inbound direct flight with Ryanair departs from Kaunas on Mon, 1 Sep, arriving in Brussels S. Charleroi.Price includes taxes and charges.From $99, select.
Kaunas.$111 per passenger.Departing Mon, 20 Oct, returning Sat, 8 Nov.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Mon, 20 Oct, arriving in Kaunas.Inbound direct flight with Ryanair departs from Kaunas on Sat, 8 Nov, arriving in Brussels S. Charleroi.Price includes taxes and charges.From $111, select.
Kaunas.$138 per passenger.Departing Sat, 1 Nov, returning Sat, 8 Nov.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Sat, 1 Nov, arriving in Kaunas.Inbound direct flight with Ryanair departs from Kaunas on Sat, 8 Nov, arriving in Brussels S. Charleroi.Price includes taxes and charges.From $138, select.
Kaunas.$143 per passenger.Departing Thu, 27 Nov, returning Mon, 15 Dec.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Thu, 27 Nov, arriving in Kaunas.Inbound direct flight with Ryanair departs from Kaunas on Mon, 15 Dec, arriving in Brussels S. Charleroi.Price includes taxes and charges.From $143, select.
Kaunas.$158 per passenger.Departing Thu, 11 Dec, returning Mon, 15 Dec.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Thu, 11 Dec, arriving in Kaunas.Inbound direct flight with Ryanair departs from Kaunas on Mon, 15 Dec, arriving in Brussels S. Charleroi.Price includes taxes and charges.From $158, select.

Find the cheapest month to fly from Brussels to Kaunas

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Brussels to Kaunas flights are currently cheapest in October.
Jul
from $242
Aug
from $167
Sep
from $93
Oct
from $90
Nov
from $138
Dec
from $158
Jan
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Feb
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Mar
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Apr
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May
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Jun
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Direct flights from Brussels to Kaunas

Brussels to Kaunas: Alternative routes

Compare routes from Brussels to Kaunas below. You may find an airport to fly into that's cheaper, faster, or easier than Kaunas.

Brussels to Kaunas: Flight information

The things to know before you go.
Cheapest flight found$90
Cheapest month to flySeptember
Average flight time2 hrs, 17 mins
Most popular airlineRyanair
Average flights per week5

Finding cheap flights from Brussels to Kaunas: Frequently asked questions

The best price we found for a return flight from Brussels to Kaunas is $90. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 17 minutes is the average flight time from Brussels to Kaunas.
Ryanair and Buzz fly direct from Brussels to Kaunas.
As of July 2025, there are 10 flights per week flying from Brussels to Kaunas.
The cheapest month to fly from Brussels to Kaunas is usually September.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Brussels to Kaunas Airport on Monday, 22 September 2025.
Yes – the average flight time is 2 hours and 17 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kaunas but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kaunas is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Kaunas is Ryanair .

Flying from Brussels to Kaunas Airport (KUN): What you need to know

  • Brussels has a couple of airports that set the stage for your next getaway. Check out your options for booking a flight from Brussels to Kaunas Airport (KUN) taking off from Brussels Airport (BRU) or Brussels S. Charleroi Airport (CRL).

  • The timezone in Kaunas is UTC+2, which is one hour ahead of Brussels. Kaunas Airport is located in Kaunas.

  • Your flight from Brussels to KUN won't wait if you're running late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • Peak season means busier airports, so plan to arrive even earlier. Give yourself at least two hours before a domestic flight and four hours for an international journey to stay on schedule.

Airports in Brussels

Brussels Airport (BRU)

  • A stopover is the ideal opportunity to break up your trip and possibly even explore a different city. When searching for cheap flights from Brussels to KUN leaving from Brussels Airport (BRU), deselect the 'Direct flights only' box to get ideas for where to visit along the way. Some popular options include:

    • Copenhagen Airport (CPH)

    • Stockholm Arlanda Airport (ARN)

    • Naples International Airport (NAP)

  • BRU is about 14 kilometres from central Brussels. If you're ride-sharing, driving or catching a cab from the centre, it'll take you 20 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the travel time to be around 40 minutes.

  • In search of a convenient hotel close to Brussels Airport? If you've booked an early flight from Brussels to Kaunas Airport, these accommodation options will put you moments from your check-in counter:

  • 71.97% of flights departing from Brussels Airport reach their destination on time.

Brussels S. Charleroi Airport (CRL)

  • You can book a direct Brussels to Kaunas Airport (KUN) flight ticket with departures from Brussels S. Charleroi Airport (CRL). Decide if leaving from CRL is a better fit for your trip.

  • From CRL, direct flights from Brussels to KUN are available with Ryanair.

  • Ryanair is the most popular choice for travellers flying from CRL to KUN.

  • With 66.67% of services arriving as scheduled, Ryanair is the top on-time carrier flying between Brussels S. Charleroi Airport and Kaunas Airport.

  • You can reach CRL from central Brussels in about 55 minutes by car, depending on traffic. The journey on public transport takes roughly 1 hour 35 minutes to travel the 56 kilometres or so.

  • Want to treat yourself to an extra night away before catching your Brussels to KUN flight? Unwind in a hotel near Brussels S. Charleroi Airport before your adventure officially begins. Here's where you can stay:

  • Brussels S. Charleroi Airport has an on-time performance rate of 71.71%. This figure provides insight into how frequently flights that depart from this airport land on time.

About Kaunas Airport (KUN)

  • The last thing you need is a long journey to your hotel if you're getting in late on a flight from Brussels to Kaunas Airport. Get comfy at one of these accommodation options near KUN instead:

  • Follow your own route with a Kaunas Airport rental car. Pick up a set of wheels from Panek, Green Motion or Toprent and venture far and wide through Kaunas and beyond.

  • For the lowest price, book your vehicle around three weeks ahead of your Brussels to Kaunas Airport flight.

Getting from Kaunas Airport (KUN) to central Kaunas

  • The centre of Kaunas is around 13 kilometres from Kaunas Airport. Journey times by car hire or cab will vary based on traffic conditions, so do a little research before you go.

  • It takes around 45 minutes when travelling by public transport.

How to find the cheapest flights from Brussels to Kaunas Airport (KUN)

  • The lowest price we've found for a one-way ticket from Brussels to Kaunas Airport is $27. For a return flight on this route, the best price is $90. Depending on when you book and the availability, these fares may change.

  • Booking early is often the key to finding a cheap flight from Brussels to KUN. Fares tend to rise as seats fill up, so the closer your departure date, the more expensive your ticket may be.

  • If you have some flexibility with your travel dates, use the 'Whole month' tool. It'll show you the lowest price in every month when searching for your Brussels to Kaunas Airport ticket.

  • Never miss a deal on flight tickets from Brussels to KUN by setting up a Price Alert. We'll send you an email or notification on the app when a lower fare becomes available.

  • Uncover a great deal on a flight from Brussels to Kaunas Airport with the help of the filters. Pick your preferred departure and arrival times, airlines and number of stops. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best.'

The best time to fly from Brussels to Kaunas Airport (KUN)

  • Think about the kind of experience you want when deciding the best time to fly. April is the quietest month to visit Kaunas. August is when most people book flights from Brussels to Kaunas Airport (KUN), which may be perfect if you're chasing more action.

  • Book a Brussels to KUN flight ticket departing in July if you want to explore the city during its warmest month. Expect temperatures in Kaunas to range from 12ºC (54ºF) to 26ºC (79ºF).

  • For cooler conditions, look for a cheap ticket from Brussels to Kaunas Airport in January when temperatures are between -13ºC (9ºF) and 3ºC (37ºF).

More about Kaunas

  • After booking your flight from Brussels to Kaunas Airport, find a hotel that offers the right mix of comfort and location. Make one of these options your base for exploring Kaunas:

  • Your trip to Kaunas isn't complete without checking out the sights. Top attractions you can't miss include Old Town Kaunas, Holocaust Memorial and #KAUNAS.

Explore more of Lithuania

  • You've seen Kaunas, now it's time to discover more of Lithuania. Travel around 209 kilometres north-west to Klaipėda to check off its top attractions. From Klaipeda Old City to WWII Bunkers and St. Casimir Church, your itinerary will be busy.

  • Around 121 kilometres north-west of Kaunas, Siauliai is another essential stop in Lithuania. Experience this destination's highlights firsthand at Railway Museum, Photography Museum and St. George's Church.

Plan the rest of your trip from Brussels to Kaunas

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.