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Cheap flights from London Heathrow Airport to Kaunas from £87

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KUN
2 May — 9 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Kaunas

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Kaunas
Explore the most affordable flight options available from Heathrow to Kaunas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 April 2026.

Tue 14/406:40
LHR
-
KUN
1 stop15h 15m
Multiple Airlines
Sat 18/420:40
KUN
-
LHR
1 stop14h 15m
Multiple Airlines
Deal found 30/3£174
Wed 15/417:00
LHR
-
KUN
1 stop4h 40m
Multiple Airlines
Sat 18/419:40
KUN
-
LHR
1 stop15h 40m
Multiple Airlines
Deal found 29/3£194
Sat 11/417:00
LHR
-
KUN
1 stop15h 20m
Multiple Airlines
Mon 13/408:55
KUN
-
LHR
1 stop14h 45m
Multiple Airlines
Deal found 30/3£200
Sun 19/406:40
LHR
-
KUN
1 stop15h 25m
Multiple Airlines
Wed 22/410:55
KUN
-
LHR
2 stops11h 25m
Multiple Airlines
Deal found 30/3£207
Tue 7/406:40
LHR
-
KUN
1 stop15h 15m
Multiple Airlines
Mon 13/420:40
KUN
-
LHR
1 stop21h 20m
Multiple Airlines
Deal found 29/3£213
Wed 8/417:00
LHR
-
KUN
1 stop4h 40m
Multiple Airlines
Mon 13/420:40
KUN
-
LHR
1 stop21h 20m
Multiple Airlines
Deal found 29/3£214
Mon 1/618:40
LHR
-
KUN
1 stop12h 45m
Multiple Airlines
Sun 7/620:55
KUN
-
LHR
1 stop14h 00m
Multiple Airlines
Deal found 31/3£215
Mon 13/419:10
LHR
-
KUN
1 stop17h 05m
Multiple Airlines
Mon 4/520:40
KUN
-
LHR
1 stop23h 00m
Multiple Airlines
Deal found 28/3£217
Wed 8/410:20
LHR
-
KUN
1 stop11h 20m
Multiple Airlines
Sat 11/420:40
KUN
-
LHR
1 stop14h 15m
Multiple Airlines
Deal found 1/4£221
Tue 28/421:10
LHR
-
KUN
1 stop13h 30m
Multiple Airlines
Tue 5/506:50
KUN
-
LHR
1 stop15h 30m
Multiple Airlines
Deal found 31/3£222

Find flight deals from Heathrow to Kaunas

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Kaunas (KUN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 April 2026.

Round-trip from

£174

One-way from

£87

Popular in

August

Cheapest in

September

Average price

£92
14/4-18/4
  • 14/4-18/4
  • 2 total stops
  • 29h 30m total
  • London to Kaunas
Search Deals
6/5
  • 6/5
  • 1 total stop
  • 23h 40m total
  • London to Kaunas
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 23% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 858,174 searches. Data last updated 2 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Kaunas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Fri 24/4

18:10-23:50

2 stops27h 40m

Kaunas

Tue 28/4

20:45-08:55

1 stop14h 10m

£266

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Fri 24/4

10:20-23:20

1 stop11h 00m

Kaunas

Mon 27/4

08:55-16:25

2 stops9h 30m

£268

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Thu 20/8

19:30-08:45

1 stop11h 15m

Kaunas

Fri 28/8

09:10-16:25

2 stops9h 15m

£273

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Fri 18/9

07:40-15:55

1 stop6h 15m

Kaunas

Sun 20/9

08:00-09:40

2 stops27h 40m

£279

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Thu 30/4

09:50-20:50

1 stop9h 00m

Kaunas

Sun 3/5

06:00-18:20

1 stop14h 20m

£287

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Tue 28/4

06:40-23:55

1 stop15h 15m

Kaunas

Tue 5/5

05:35-21:20

2 stops17h 45m

£292

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Mon 20/4

21:10-13:30

1 stop14h 20m

Kaunas

Fri 24/4

09:10-18:55

1 stop11h 45m

£292

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Wed 15/4

19:50-00:50

2 stops27h 00m

Kaunas

Sat 18/4

19:40-09:35

2 stops15h 55m

£299
Fastest return journey

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Fri 5/6

14:45-23:20

2 stops6h 35m

Kaunas

Mon 8/6

15:00-21:35

1 stop8h 35m

£308

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Sat 25/4

18:35-00:35

3 stops28h 00m

Kaunas

Sat 2/5

05:35-07:40

3 stops28h 05m

£316

Flights are sorted by cheapest return flights first.

Deals found on 29/3

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Kaunas

Have a flexible travel schedule? Discover the best time to fly to Kaunas from Heathrow with our price prediction graph.
Estimated return 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 London Heathrow Airport to Kaunas

What is the cheapest month to book a flight from London Heathrow Airport to Kaunas?

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Kaunas (average of £41). Flying from London Heathrow Airport to Kaunas in December is currently the most expensive (average of £156). 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.

Reviews of airlines servicing Kaunas

Get insights into the airlines that provide service to Kaunas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kaunas. Reviews last updated 2 April 2026.
Get a feel of what it's like to fly with Wizz Air from London Heathrow Airport to Kaunas by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Wizz Air
6.2
Okay
164 reviews
Check prices

Overall

6.2

Crew

7.2

Comfort

5.9

Entertainment

4.6

Boarding

6.2

Food

5.1

Reviews

1 / 16
2.0
Mediocre

Anonymous,Aug 2025

TIA - LTN

I was horrible . The departure was delayed by almost 3h it was middle of the night, that is unacceptable
Wizz Air
6.2
Okay
164 reviews
Wizz Air
6.2
Okay
164 reviews
Check prices

Overall

6.2

Crew

7.2

Comfort

5.9

Entertainment

4.6

Boarding

6.2

Food

5.1

Reviews

1 / 16
2.0
Mediocre

Anonymous,Aug 2025

TIA - LTN

I was horrible . The departure was delayed by almost 3h it was middle of the night, that is unacceptable

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 London Heathrow?

    Kaunas (KUN) is the airport you will fly into if you book a flight from London Heathrow to Kaunas. You should not have trouble finding flights to Kaunas from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Kaunas airport from London Heathrow. It is only a 8.3 mi journey from Kaunas (KUN) to Kaunas’s city center.

  • What is the cheapest airline to fly from London Heathrow Airport to Kaunas round-trip?

    Wizz Air, at £41, was found to be the cheapest airline from London Heathrow Airport to Kaunas.. Users have found that Wizz Air is 64% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 London Heathrow Airport to Kaunas?

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Kaunas (average of £41). Flying from London Heathrow Airport to Kaunas in December is currently the most expensive (average of £156). 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Heathrow to Kaunas

Discover the top airline that operate flights from Heathrow to Kaunas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 2 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£41Average£107FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Kaunas?

Deals for Heathrow to Kaunas flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Kaunas?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Kaunas.

Can Cheapflights find flights from Heathrow to Kaunas with no change fees?

Certainly. Search results for flights to Kaunas from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Heathrow to Kaunas become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kaunas from Heathrow today and book when prices fit your budget.

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