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Cheap flights from London Heathrow Airport to the United Kingdom from £40

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 the United Kingdom departing on 20/10. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from London Heathrow Airport to the United Kingdom

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
19:55 - 21:30
LHR
-
INV
1h 35mdirect
British Airways Logo
06:50 - 08:30
INV
-
LHR
1h 40mdirect
£63British Airways
Fri, 14 Aug - Sun, 16 Aug
British Airways Logo
15:15 - 16:45
LHR
-
GLA
1h 30mdirect
British Airways Logo
14:05 - 15:35
GLA
-
LHR
1h 30mdirect
£78British Airways
Wed, 12 Aug - Wed, 19 Aug
British Airways Logo
07:55 - 09:35
LHR
-
INV
1h 40mdirect
British Airways Logo
06:50 - 08:30
INV
-
LHR
1h 40mdirect
£78British Airways
Thu, 13 Aug - Sun, 16 Aug
British Airways Logo
06:15 - 07:40
LHR
-
EDI
1h 25mdirect
British Airways Logo
18:50 - 20:10
EDI
-
LHR
1h 20mdirect
£81British Airways
Thu, 30 Jul - Mon, 3 Aug
British Airways Logo
07:35 - 08:45
LHR
-
NCL
1h 10mdirect
British Airways Logo
17:40 - 18:55
NCL
-
LHR
1h 15mdirect
£84British Airways
Thu, 27 Aug - Thu, 3 Sep
British Airways Logo
20:00 - 21:35
LHR
-
INV
1h 35mdirect
British Airways Logo
06:50 - 08:30
INV
-
LHR
1h 40mdirect
£84British Airways
Sat, 8 Aug - Sun, 16 Aug
British Airways Logo
07:05 - 08:30
LHR
-
EDI
1h 25mdirect
British Airways Logo
21:15 - 22:35
EDI
-
LHR
1h 20mdirect
£84British Airways
Sat, 19 Sep - Tue, 22 Sep
British Airways Logo
07:55 - 09:35
LHR
-
INV
1h 40mdirect
British Airways Logo
07:20 - 09:00
INV
-
LHR
1h 40mdirect
£85British Airways
Thu, 13 Aug - Thu, 20 Aug
Multiple Airlines Logo
15:00 - 15:05
LHR
-
BFS
24h 05m
1 stop
Multiple Airlines Logo
14:40 - 14:15
BFS
-
LHR
23h 35m
1 stop
£160Multiple Airlines
Thu, 27 Aug - Mon, 31 Aug
Multiple Airlines Logo
06:45 - 07:05
LHR
-
BFS
24h 20m
1 stop
Multiple Airlines Logo
20:40 - 18:20
BFS
-
LHR
21h 40m
1 stop
£169Multiple Airlines
Tue, 25 Aug - Tue, 1 Sep

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British Airways flights from London Heathrow Airport to United Kingdom

Our best British Airways deals on London Heathrow Airport to United Kingdom flight tickets
British Airways
14 Aug
LHR19:55London Heathrow
1h 35m
INV21:30Inverness
16 Aug
INV06:50Inverness
1h 40m
LHR08:30London Heathrow
£63
British Airways
21 Jul
LHR20:00London Heathrow
1h 35m
INV21:35Inverness
28 Jul
INV07:20Inverness
1h 40m
LHR09:00London Heathrow
£77
British Airways
12 Aug
LHR15:15London Heathrow
1h 30m
GLA16:45Glasgow Intl
19 Aug
GLA14:05Glasgow Intl
1h 30m
LHR15:35London Heathrow
£78

KLM flights from London Heathrow Airport to United Kingdom

Our best KLM deals on London Heathrow Airport to United Kingdom flight tickets
KLM
21 Jul
LHR20:55London Heathrow
11h 45m
1 stop
ABZ08:40Aberdeen Dyce
28 Jul
ABZ10:35Aberdeen Dyce
5h 40m
1 stop
LHR16:15London Heathrow
£210
KLM
21 Jul
LHR20:55London Heathrow
11h 45m
1 stop
ABZ08:40Aberdeen Dyce
28 Jul
ABZ10:35Aberdeen Dyce
5h 40m
1 stop
LHR16:15London Heathrow
£225
KLM
20 Jul
LHR19:15London Heathrow
3h 40m
1 stop
NCL22:55Newcastle upon Tyne
26 Jul
NCL05:45Newcastle upon Tyne
10h 30m
1 stop
LHR16:15London Heathrow
£236

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to United Kingdom 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 13 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonInverness

LHR - INV

LHRINV

London Heathrow

Fri 14/8

19:55-21:30

Nonstop1h 35m

Inverness

Sun 16/8

06:50-08:30

Nonstop1h 40m

£63

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 12/8

15:15-16:45

Nonstop1h 30m

Glasgow Intl

Wed 19/8

14:05-15:35

Nonstop1h 30m

£78

LondonInverness

LHR - INV

LHRINV

London Heathrow

Thu 13/8

07:55-09:35

Nonstop1h 40m

Inverness

Sun 16/8

06:50-08:30

Nonstop1h 40m

£78

LondonEdinburgh

LHR - EDI

LHREDI

London Heathrow

Thu 30/7

06:15-07:40

Nonstop1h 25m

Edinburgh Turnhouse

Mon 3/8

18:50-20:10

Nonstop1h 20m

£81
Fastest return journey

LondonNewcastle upon Tyne

LHR - NCL

LHRNCL

London Heathrow

Thu 27/8

07:35-08:45

Nonstop1h 10m

Newcastle upon Tyne

Thu 3/9

17:40-18:55

Nonstop1h 15m

£84

LondonInverness

LHR - INV

LHRINV

London Heathrow

Sat 8/8

20:00-21:35

Nonstop1h 35m

Inverness

Sun 16/8

06:50-08:30

Nonstop1h 40m

£84

LondonEdinburgh

LHR - EDI

LHREDI

London Heathrow

Sat 19/9

07:05-08:30

Nonstop1h 25m

Edinburgh Turnhouse

Tue 22/9

21:15-22:35

Nonstop1h 20m

£84

LondonInverness

LHR - INV

LHRINV

London Heathrow

Thu 13/8

07:55-09:35

Nonstop1h 40m

Inverness

Thu 20/8

07:20-09:00

Nonstop1h 40m

£85

LondonBelfast

LHR - BFS

LHRBFS

London Heathrow

Thu 27/8

15:00-15:05

1 stop24h 05m

Belfast Intl

Mon 31/8

14:40-14:15

1 stop23h 35m

£160

LondonBelfast

LHR - BFS

LHRBFS

London Heathrow

Tue 25/8

06:45-07:05

1 stop24h 20m

Belfast Intl

Tue 1/9

20:40-18:20

1 stop21h 40m

£169

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from London Heathrow Airport to United Kingdom

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 month to fly to United Kingdom?

The cheapest month to fly to United Kingdom from London Heathrow Airport is in November. Flight prices, which tend to average around £107, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of November, then departing from London Heathrow Airport during the month October is also very affordable. Most momondo users find prices during this month for around £113.

What is the cheapest London Heathrow to United Kingdom flight route?

Fly from London Heathrow to Newcastle upon Tyne for the best London Heathrow - United Kingdom flight prices

What cabin class options are available on London Heathrow Airport to United Kingdom flights?

There are 3 cabin classes available to choose from on London Heathrow Airport to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to United Kingdom flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to United Kingdom.

Cheap London Heathrow Airport to United Kingdom flight deals and tips

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

Best price found

£55

Fastest flight time

0h 55m

Direct flights

Every day

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from London Heathrow Airport in the past 72 hours is £55. The best return flight deal from London Heathrow Airport to United Kingdom found on momondo in the last 72 hours is £92.
The fastest flight from London Heathrow Airport to United Kingdom takes 0h 55m
Direct flights go from London Heathrow Airport to United Kingdom every day.
There are 1,286 airports in United Kingdom. From London Heathrow Airport there are direct flights to Manchester (MAN).
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to the United Kingdom

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

    Prices for flights from London Heathrow Airport to United Kingdom are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to United Kingdom?

Best airlines flying from London Heathrow Airport to United Kingdom

Compare and see reviews for airlines that fly from London Heathrow Airport to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £32Free CancellationRating
6.9
1,917 reviews
Search easyJet flights
British AirwaysPriceFrom £75Free CancellationRating
6.7
8,106 reviews
Search British Airways flights
KLMPriceFrom £225Free CancellationRating
7.8
1,538 reviews
Search KLM flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United Kingdom from London.

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

Yes. momondo allows you to filter the results for London to United Kingdom flights to just show those with flexible booking policies.

How can momondo help me find flights from London to United Kingdom?

Once you have performed a search for London to United Kingdom flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of London to United Kingdom flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £32
Flights to Manchesterfrom £32
Flights to Birminghamfrom £38
Flights to Edinburghfrom £30
Flights to Belfastfrom £31
Flights to Glasgowfrom £31
Flights to Bristolfrom £40
Flights to Newcastle upon Tynefrom £34
Flights to Liverpoolfrom £34
Flights to Leedsfrom £42
Flights to Aberdeenfrom £57
Flights to Invernessfrom £46