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Cheap flights from Kaunas to London Heathrow Airport from £85

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
KUN — LHR
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kaunas to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Kaunas to Heathrow
Explore the most affordable flight options available from Kaunas to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2026.

Fri 21/809:10
KUN
-
LHR
1 stop10h 30m
Multiple Airlines
Mon 24/819:30
LHR
-
KUN
1 stop11h 55m
Multiple Airlines
Deal found 30/6£180
Wed 19/800:05
KUN
-
LHR
2 stops18h 20m
Multiple Airlines
Mon 24/818:40
LHR
-
KUN
1 stop12h 45m
Multiple Airlines
Deal found 1/7£183
Thu 13/821:25
KUN
-
LHR
1 stop13h 55m
Multiple Airlines
Mon 17/807:05
LHR
-
KUN
2 stops15h 00m
Multiple Airlines
Deal found 30/6£191
Fri 14/809:10
KUN
-
LHR
1 stop10h 30m
Multiple Airlines
Fri 21/806:40
LHR
-
KUN
1 stop14h 40m
Multiple Airlines
Deal found 30/6£201
Fri 10/723:45
KUN
-
LHR
1 stop11h 35m
Multiple Airlines
Mon 13/706:40
LHR
-
KUN
1 stop15h 25m
Multiple Airlines
Deal found 30/6£212

Find flight deals from Kaunas to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Kaunas (KUN) to Heathrow (LHR). 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 3 July 2026.

Round-trip from

£180

One-way from

£85

Popular in

August

Cheapest in

February

Average price

£93
21/8-24/8
  • 21/8-24/8
  • 2 total stops
  • 22h 25m total
  • Kaunas to London
Search Deals
5/8
  • 5/8
  • 1 total stop
  • 11h 15m total
  • Kaunas to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£11 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kaunas to Heathrow 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 3 July 2026.
Use the filters below to find and compare flights from Kaunas to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KaunasLondon

KUN - LHR

KUNLHR

Kaunas

Wed 19/8

00:05-16:25

2 stops18h 20m

London Heathrow

Mon 24/8

15:35-09:25

2 stops15h 50m

£186

KaunasLondon

KUN - LHR

KUNLHR

Kaunas

Thu 13/8

21:25-09:20

1 stop13h 55m

London Heathrow

Mon 17/8

07:05-00:05

2 stops15h 00m

£191

KaunasLondon

KUN - LHR

KUNLHR

Kaunas

Fri 14/8

09:10-17:40

1 stop10h 30m

London Heathrow

Fri 21/8

06:40-23:20

1 stop14h 40m

£201

KaunasLondon

KUN - LHR

KUNLHR

Kaunas

Fri 21/8

09:10-16:25

2 stops9h 15m

London Heathrow

Mon 24/8

11:45-00:05

2 stops10h 20m

£253
Fastest return journey

KaunasLondon

KUN - LHR

KUNLHR

Kaunas

Sun 23/8

06:55-14:35

2 stops9h 40m

London Heathrow

Fri 28/8

07:40-15:55

1 stop6h 15m

£272

KaunasLondon

KUN - LHR

KUNLHR

Kaunas

Mon 3/8

20:40-09:20

1 stop14h 40m

London Heathrow

Thu 6/8

08:40-08:45

2 stops22h 05m

£301
Cheapest one-way
Fastest single journey

KaunasLondon

KUN - LHR

KUNLHR

Kaunas

Wed 5/8

00:05-09:20

1 stop11h 15m

£85

KaunasLondon

KUN - LHR

KUNLHR

Kaunas

Wed 8/7

00:05-17:40

1 stop19h 35m

£86

KaunasLondon

KUN - LHR

KUNLHR

Kaunas

Sat 11/7

19:40-09:20

1 stop15h 40m

£90

KaunasLondon

KUN - LHR

KUNLHR

Kaunas

Sat 18/7

20:40-21:35

2 stops26h 55m

£92

Flights are sorted by cheapest return flights first.

Deals found on 28/6

Showing 1-10 of 16 resultsSorted by cheapest first
1
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Best time to book a flight from Kaunas to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kaunas 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.

Related info for your journey

Find useful and relevant information for your journey from Kaunas to Heathrow. 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 from for flights from Kaunas to London Heathrow?

    For a flight from Kaunas to London Heathrow, you will be flying from Kaunas. Kaunas (KUN) is just 8.3 mi from the center of the city. Kaunas is the only Kaunas airport and it handles 0 outbound flights to London Heathrow per day. 0 airlines have flights to London Heathrow from Kaunas on a regular basis.

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

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

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

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

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

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

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Croydon
Slough
Ilford
Hayes
Brentford
Colchester
Northampton
Watford
Kingston upon Thames
Swindon
Eastbourne
Poole
Southall
Aylesbury
Romford

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

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