Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Kaunas from £81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Kaunas departing on 1/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Heathrow Airport to Kaunas

Cheap return flights

Logo
06:40 - 16:25LHR-KUN
7h 45m1 stop
Logo
20:20 - 08:55KUN-LHR
14h 35m1 stop
£143
Find Deal
Fri, 14 Nov - Sun, 16 Nov
Logo
06:40 - 15:45LHR-KUN
7h 05m1 stop
Logo
12:35 - 21:20KUN-LHR
10h 45m1 stop
£154
Find Deal
Wed, 1 Oct - Wed, 8 Oct
Logo
06:40 - 15:45LHR-KUN
7h 05m1 stop
Logo
12:35 - 21:20KUN-LHR
10h 45m1 stop
£155
Find Deal
Wed, 1 Oct - Wed, 8 Oct
Logo
06:40 - 21:30LHR-KUN
12h 50m1 stop
Logo
15:50 - 21:20KUN-LHR
7h 30m1 stop
£163
Find Deal
Tue, 16 Sep - Fri, 19 Sep
Logo
18:40 - 01:20LHR-KUN
4h 40m1 stop
Logo
21:55 - 08:55KUN-LHR
13h 00m1 stop
£171
Find Deal
Thu, 25 Sep - Sun, 28 Sep
Logo
16:00 - 23:25LHR-KUN
5h 25m1 stop
Logo
13:10 - 17:00KUN-LHR
5h 50m1 stop
£179
Find Deal
Wed, 29 Oct - Fri, 7 Nov
Logo
09:20 - 17:40LHR-KUN
6h 20m1 stop
Logo
13:10 - 17:00KUN-LHR
5h 50m1 stop
£182
Find Deal
Thu, 30 Oct - Fri, 7 Nov
Logo
14:20 - 22:45LHR-KUN
6h 25m1 stop
Logo
12:35 - 21:20KUN-LHR
10h 45m1 stop
£183
Find Deal
Sat, 27 Sep - Wed, 1 Oct
Logo
13:55 - 01:20LHR-KUN
9h 25m2 stops
Logo
21:55 - 08:55KUN-LHR
13h 00m1 stop
£188
Find Deal
Thu, 25 Sep - Sun, 28 Sep
Logo
08:50 - 16:05LHR-KUN
5h 15m1 stop
Logo
18:20 - 21:20KUN-LHR
5h 00m1 stop
£194
Find Deal
Mon, 15 Sep - Tue, 30 Sep

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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 279,928 searches. Data last updated 19 August 2025.
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

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Fri 14/11

06:40-16:25

1 stop7h 45m

Kaunas

Sun 16/11

20:20-08:55

1 stop14h 35m

£143

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Wed 1/10

06:40-15:45

1 stop7h 05m

Kaunas

Wed 8/10

12:35-21:20

1 stop10h 45m

£154

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Wed 1/10

06:40-15:45

1 stop7h 05m

Kaunas

Wed 8/10

12:35-21:20

1 stop10h 45m

£155

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Tue 16/9

06:40-21:30

1 stop12h 50m

Kaunas

Fri 19/9

15:50-21:20

1 stop7h 30m

£163

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Thu 25/9

18:40-01:20

1 stop4h 40m

Kaunas

Sun 28/9

21:55-08:55

1 stop13h 00m

£171

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Wed 29/10

16:00-23:25

1 stop5h 25m

Kaunas

Fri 7/11

13:10-17:00

1 stop5h 50m

£179

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Thu 30/10

09:20-17:40

1 stop6h 20m

Kaunas

Fri 7/11

13:10-17:00

1 stop5h 50m

£182

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Sat 27/9

14:20-22:45

1 stop6h 25m

Kaunas

Wed 1/10

12:35-21:20

1 stop10h 45m

£182

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Thu 25/9

13:55-01:20

2 stops9h 25m

Kaunas

Sun 28/9

21:55-08:55

1 stop13h 00m

£188

LondonKaunas

LHR - KUN

LHRKUN

London Heathrow

Mon 15/9

08:50-16:05

1 stop5h 15m

Kaunas

Tue 30/9

18:20-21:20

1 stop5h 00m

£194

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Kaunas from

How to get the cheapest flight ticket from London Heathrow Airport 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 is the cheapest day to depart on your flight to Kaunas?

According to our data, Wednesday is the cheapest day to fly to Kaunas from London Heathrow Airport. The lowest ticket price found for a Wednesday departure recently was £77. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Kaunas for around £114.

What is the cheapest time of day to depart on your flight to Kaunas?

Our data shows that the cheapest London Heathrow Airport to Kaunas flights are usually those with departure times at midday. Our users have found flights to Kaunas at midday for as low as £61. In contrast, the most expensive time of day to depart to Kaunas is in the evening when prices are around £115.

When to book flights from London Heathrow Airport to Kaunas

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Kaunas according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Kaunas (LHR to KUN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Kaunas

Best price found

£81

Fastest flight time

4h 20m

Direct flights

None

Airports in Kaunas

1 airport
The best one-way flight to Kaunas from London Heathrow Airport in the past 72 hours is £81. The best return flight deal from London Heathrow Airport to Kaunas found on momondo in the last 72 hours is £143.
The fastest flight from London Heathrow Airport to Kaunas takes 4h 20m
There are no direct flights from London Heathrow Airport to Kaunas. Popular non-direct route for this connection is London Heathrow Airport - Kaunas Airport.
There is 1 airport near Kaunas: Kaunas (KUN)
Search flight deals

  • How far is London Heathrow to Kaunas by plane?

    The distance between London Heathrow and Kaunas is about 1029.5 mi. By plane, this route typically takes 4h 20m.

  • When did momondo last update prices for flights from London Heathrow Airport to Kaunas Airport?

    Prices for flights from London Heathrow Airport to Kaunas Airport refresh daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Kaunas Airport?

  • How old do you have to be to fly from London Heathrow Airport to Kaunas Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport 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.

  • What is the most popular airline from London Heathrow Airport to Kaunas?

Best airlines flying from London Heathrow Airport to Kaunas

Compare and see reviews for airlines that fly from London Heathrow Airport to Kaunas with momondo
Airline
Rating
Free Cancellation
Price
Wizz AirPriceFrom £37Free CancellationRating
6.0
146 reviews
Search Wizz Air flights

Why use momondo?

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

It is quick and easy to find London to Kaunas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kaunas that suits you.

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

Yes. All flights to Kaunas from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Kaunas?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Kaunas.

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

Yes. momondo can track prices for London to Kaunas flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Kaunas trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 24/8
Sun 31/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Lithuania

Airports servicing Lithuania

Palanga Intl Airport
Vilnius Airport