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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 Cheapflights user in the last 72 hours by searching for a flight departing on 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LHR
20 Mar — 27 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to United Kingdom
Explore the most affordable flight options available from Heathrow to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 February 2026.

Tue 19/520:55
LHR
-
EDI
Nonstop1h 15m
British Airways
Thu 25/620:25
EDI
-
LHR
Nonstop1h 20m
British Airways
Deal found 18/2£62
Mon 23/219:05
LHR
-
MAN
Nonstop1h 05m
British Airways
Wed 25/209:50
MAN
-
LHR
Nonstop1h 15m
British Airways
Deal found 16/2£64
Tue 19/520:55
LHR
-
EDI
Nonstop1h 15m
British Airways
Wed 24/619:30
EDI
-
LHR
Nonstop1h 20m
British Airways
Deal found 18/2£69
Fri 27/208:15
LHR
-
INV
Nonstop1h 45m
British Airways
Sun 1/320:05
INV
-
LHR
Nonstop1h 25m
British Airways
Deal found 15/2£69
Thu 23/407:55
LHR
-
INV
Nonstop1h 40m
British Airways
Sat 25/407:20
INV
-
LHR
Nonstop1h 40m
British Airways
Deal found 17/2£70
Thu 26/209:10
LHR
-
INV
Nonstop1h 45m
British Airways
Sun 1/320:05
INV
-
LHR
Nonstop1h 25m
British Airways
Deal found 15/2£74
Sat 14/319:55
LHR
-
GLA
Nonstop1h 30m
British Airways
Mon 16/314:00
GLA
-
LHR
Nonstop1h 30m
British Airways
Deal found 16/2£75
Fri 19/607:00
LHR
-
EDI
Nonstop1h 25m
British Airways
Thu 2/721:10
EDI
-
LHR
Nonstop1h 20m
British Airways
Deal found 17/2£76
Wed 4/307:55
LHR
-
INV
Nonstop1h 45m
British Airways
Thu 12/319:45
INV
-
LHR
Nonstop1h 25m
British Airways
Deal found 15/2£76
Fri 3/408:50
LHR
-
BHD
Nonstop1h 20m
British Airways
Mon 6/406:30
BHD
-
LHR
Nonstop1h 25m
British Airways
Deal found 14/2£76
Tue 10/314:05
LHR
-
MAN
Nonstop1h 05m
British Airways
Tue 24/316:00
MAN
-
LHR
Nonstop1h 10m
British Airways
Deal found 17/2£77
Tue 19/515:05
LHR
-
EDI
Nonstop1h 30m
British Airways
Sun 28/621:15
EDI
-
LHR
Nonstop1h 20m
British Airways
Deal found 18/2£77

Find flight deals from Heathrow to United Kingdom

Keep the following information in mind while searching for Heathrow to United Kingdom flight deals. Data was last updated 18 February 2026.

Round-trip from

£70

One-way from

£40

Good round-trip deal

£88 or less

Good one-way deal

£50 or less
British Airways
  • British Airways
  • 23/4-25/4
  • Nonstop
  • 3h 20m total
  • London to United Kingdom
Search Deals
British Airways
  • British Airways
  • 15/5
  • Nonstop
  • 1h 15m total
  • London to United Kingdom
Search Deals
Price to beat on a round-trip flight from London Heathrow to United Kingdom.
Search Deals
Price to beat on a one-way flight from London Heathrow to United Kingdom.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 18 February 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

Heathrow

Fly to

United Kingdom

Route

Depart

Return

Price

LondonNewcastle upon Tyne

LHR - NCL

LHRNCL

London Heathrow

Fri 27/3

07:35-08:50

Nonstop1h 15m

Newcastle upon Tyne

Sun 29/3

06:05-07:25

Nonstop1h 20m

£81

LondonNewcastle upon Tyne

LHR - NCL

LHRNCL

London Heathrow

Fri 20/3

07:35-08:50

Nonstop1h 15m

Newcastle upon Tyne

Mon 23/3

20:15-21:30

Nonstop1h 15m

£84

LondonNewcastle upon Tyne

LHR - NCL

LHRNCL

London Heathrow

Sat 21/3

07:25-08:40

Nonstop1h 15m

Newcastle upon Tyne

Sat 28/3

16:50-18:05

Nonstop1h 15m

£84

LondonNewcastle upon Tyne

LHR - NCL

LHRNCL

London Heathrow

Sat 21/3

07:25-08:40

Nonstop1h 15m

Newcastle upon Tyne

Wed 25/3

12:20-13:45

Nonstop1h 25m

£84

LondonNewcastle upon Tyne

LHR - NCL

LHRNCL

London Heathrow

Thu 18/6

07:35-08:45

Nonstop1h 10m

Newcastle upon Tyne

Thu 25/6

15:25-16:40

Nonstop1h 15m

£85

LondonNewcastle upon Tyne

LHR - NCL

LHRNCL

London Heathrow

Tue 31/3

07:05-08:15

Nonstop1h 10m

Newcastle upon Tyne

Tue 7/4

20:40-21:50

Nonstop1h 10m

£85

LondonNewcastle upon Tyne

LHR - NCL

LHRNCL

London Heathrow

Wed 18/3

07:35-08:50

Nonstop1h 15m

Newcastle upon Tyne

Wed 25/3

12:20-13:45

Nonstop1h 25m

£86

LondonInverness

LHR - INV

LHRINV

London Heathrow

Sun 12/4

20:00-21:35

Nonstop1h 35m

Inverness

Sat 18/4

07:20-09:00

Nonstop1h 40m

£86

LondonNewcastle upon Tyne

LHR - NCL

LHRNCL

London Heathrow

Thu 9/4

07:35-08:45

Nonstop1h 10m

Newcastle upon Tyne

Thu 16/4

20:15-21:25

Nonstop1h 10m

£87

LondonNewcastle upon Tyne

LHR - NCL

LHRNCL

London Heathrow

Fri 10/4

07:20-08:30

Nonstop1h 10m

Newcastle upon Tyne

Tue 14/4

20:40-21:50

Nonstop1h 10m

£88

Flights are sorted by cheapest return flights first.

Deals found on 16/2

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom 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 the United Kingdom

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to United Kingdom (average of £53). Flying from London Heathrow Airport to United Kingdom in December is currently the most expensive (average of £74). 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.

What is the cheapest time of day to fly from LHR to GB?

Find hourly flight availability from Heathrow to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 February 2026.

It’s typically best to fly out from London Heathrow Airport to United Kingdom in the evening. Doing so could potentially save you 15% on the flight price compared to flying at midday, which is usually more expensive.

What is the cheapest day to fly from London Heathrow Airport to United Kingdom?

Use this chart to determine the cheapest time to fly return from Heathrow to United Kingdom. Price data was last updated on 17 February 2026.

Travellers seeking maximum savings on their London Heathrow Airport to United Kingdom flight should consider departing on Saturday at midday when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from London to the United Kingdom delayed?

About 16% of weekly flights between London and United Kingdom have experienced delays in the past year, with the average delay time being 101 minutes.

What is the most punctual flight time for London to the United Kingdom flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to the United Kingdom flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 16% of flights being delayed.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated 18 February 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to the United Kingdom, such as KLM, Aer Lingus, andeasyJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,457 reviews
Check prices

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.7
Good
1,457 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Aer Lingus
7.2
Good
1,455 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
easyJet
6.9
Okay
1,873 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,751 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from Heathrow to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to United Kingdom?

    British Airways can get you from London Heathrow Airport to United Kingdom in just under 1h 15m. Your travel time will be generally consistent. The distance from London Heathrow Airport to United Kingdom is about 251 mi. All flights are typically direct.

  • What are the cheapest airlines to fly from London Heathrow Airport to United Kingdom one-way?

    To fly one-way, consider booking your trip with easyJet, which is currently one of the cheapest options available, starting at £20. British Airways flights start at £36 while deals on Loganair start at £65 one-way.

  • What are the most popular routes from London Heathrow Airport to United Kingdom?

    The most popular route from London Heathrow Airport to United Kingdom is London Heathrow - Edinburgh Turnhouse. You may also consider London Heathrow - Glasgow Intl or London Heathrow - Belfast City.

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

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

  • How can I find direct flights from Heathrow to United Kingdom?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to United Kingdom 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 United Kingdom?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to United Kingdom (average of £53). Flying from London Heathrow Airport to United Kingdom in December is currently the most expensive (average of £74). 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

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Alternative routes for Heathrow to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Heathrow to United Kingdom

Discover the top 4 airlines that operate flights from Heathrow to United Kingdom. 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 18 February 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£34Average£64FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£70Average£163FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£168Average£295FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£181Average£279FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus 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 United Kingdom?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to United Kingdom from Heathrow today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to United Kingdom for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Heathrow to United Kingdom with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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