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Cheap flights from the United Kingdom to London Heathrow Airport from £42

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LHR
12 Feb — 19 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Heathrow

Keep the following information in mind while searching for United Kingdom to Heathrow flight deals. Data was last updated 13 January 2026.

Round-trip from

£65

One-way from

£42

Popular in

August

Cheapest in

March

Average price

£97

Good round-trip deal

£188 or less

Good one-way deal

£87 or less
British Airways
  • British Airways
  • 6/3-14/3
  • Nonstop
  • 3h 10m total
  • United Kingdom to London
Search Deals
British Airways
  • British Airways
  • 3/3
  • Nonstop
  • 1h 40m total
  • United Kingdom to London
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£6 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from United Kingdom to London Heathrow.
Search Deals
Price to beat on a one-way flight from United Kingdom to London Heathrow.
Search Deals

Find flight deals from United Kingdom to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Heathrow
Explore the most affordable flight options available from United Kingdom to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 January 2026.

Fri 6/320:30
INV
-
LHR
Nonstop1h 25m
British Airways
Sat 14/317:45
LHR
-
INV
Nonstop1h 45m
British Airways
Deal found 12/1£65
Thu 22/105:55
GLA
-
LHR
Nonstop1h 35m
British Airways
Sun 25/111:50
LHR
-
GLA
Nonstop1h 30m
British Airways
Deal found 12/1£71
Wed 29/418:45
EDI
-
LHR
Nonstop1h 20m
British Airways
Thu 7/506:15
LHR
-
EDI
Nonstop1h 25m
British Airways
Deal found 12/1£74
Fri 6/220:30
INV
-
LHR
Nonstop1h 25m
British Airways
Sun 8/209:20
LHR
-
INV
Nonstop1h 45m
British Airways
Deal found 13/1£74
Sat 7/312:35
INV
-
LHR
Nonstop1h 40m
British Airways
Sat 14/317:45
LHR
-
INV
Nonstop1h 45m
British Airways
Deal found 11/1£79
Thu 26/220:40
NCL
-
LHR
Nonstop1h 15m
British Airways
Thu 5/306:15
LHR
-
NCL
Nonstop1h 15m
British Airways
Deal found 11/1£80
Tue 17/207:25
GLA
-
LHR
Nonstop1h 35m
British Airways
Thu 19/221:00
LHR
-
GLA
Nonstop1h 30m
British Airways
Deal found 12/1£80
Wed 25/210:30
INV
-
LHR
Nonstop1h 40m
British Airways
Wed 4/307:55
LHR
-
INV
Nonstop1h 45m
British Airways
Deal found 10/1£80
Thu 12/220:40
NCL
-
LHR
Nonstop1h 15m
British Airways
Sun 15/207:20
LHR
-
NCL
Nonstop1h 15m
British Airways
Deal found 11/1£81
Fri 20/320:30
INV
-
LHR
Nonstop1h 25m
British Airways
Sun 22/309:20
LHR
-
INV
Nonstop1h 45m
British Airways
Deal found 12/1£81
Fri 30/1020:30
INV
-
LHR
Nonstop1h 25m
British Airways
Mon 2/1109:25
LHR
-
INV
Nonstop1h 45m
British Airways
Deal found 11/1£82
Sun 1/309:10
BHD
-
LHR
Nonstop1h 30m
British Airways
Sat 7/315:45
LHR
-
BHD
Nonstop1h 30m
British Airways
Deal found 12/1£83

Cheapflights Fare Finder

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

Fly from

United Kingdom

Fly to

Heathrow

Route

Depart

Return

Price

InvernessLondon

INV - LHR

INVLHR

Inverness

Fri 6/3

20:30-21:55

Nonstop1h 25m

London Heathrow

Sat 14/3

17:45-19:30

Nonstop1h 45m

£65

InvernessLondon

INV - LHR

INVLHR

Inverness

Sat 7/3

12:35-14:15

Nonstop1h 40m

London Heathrow

Sat 14/3

17:45-19:30

Nonstop1h 45m

£79

Newcastle upon TyneLondon

NCL - LHR

NCLLHR

Newcastle upon Tyne

Tue 3/3

15:50-17:10

Nonstop1h 20m

London Heathrow

Thu 19/3

06:15-07:30

Nonstop1h 15m

£83

InvernessLondon

INV - LHR

INVLHR

Inverness

Fri 20/3

20:30-21:55

Nonstop1h 25m

London Heathrow

Sun 22/3

09:20-11:05

Nonstop1h 45m

£83

Newcastle upon TyneLondon

NCL - LHR

NCLLHR

Newcastle upon Tyne

Mon 2/2

20:15-21:30

Nonstop1h 15m

London Heathrow

Sun 15/2

07:20-08:35

Nonstop1h 15m

£87

Newcastle upon TyneLondon

NCL - LHR

NCLLHR

Newcastle upon Tyne

Wed 11/2

15:35-16:55

Nonstop1h 20m

London Heathrow

Wed 18/2

10:10-11:25

Nonstop1h 15m

£88

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Fri 6/3

06:45-08:20

Nonstop1h 35m

London Heathrow

Sun 8/3

07:45-09:10

Nonstop1h 25m

£88

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Thu 7/5

19:30-20:45

Nonstop1h 15m

London Heathrow

Mon 11/5

07:20-08:40

Nonstop1h 20m

£88

GlasgowLondon

GLA - LHR

GLALHR

Glasgow Intl

Tue 3/2

14:00-15:30

Nonstop1h 30m

London Heathrow

Wed 11/2

13:05-14:35

Nonstop1h 30m

£90

Newcastle upon TyneLondon

NCL - LHR

NCLLHR

Newcastle upon Tyne

Thu 12/3

18:20-19:40

Nonstop1h 20m

London Heathrow

Mon 16/3

07:35-08:50

Nonstop1h 15m

£91

Flights are sorted by cheapest return flights first.

Deals found on 10/1

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

Have a flexible travel schedule? Discover the best time to fly to Heathrow from United Kingdom 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 the United Kingdom to London Heathrow Airport

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

Currently, November is the cheapest month in which you can book a flight from United Kingdom to London Heathrow Airport (average of £64). Flying from United Kingdom to London Heathrow Airport in May is currently the most expensive (average of £75). 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 GB to LHR?

Find hourly flight availability from United Kingdom to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 January 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 66% on flights from United Kingdom to London Heathrow Airport by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly return from United Kingdom to Heathrow. Price data was last updated on 10 January 2026.

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

Weekly flight availability from United Kingdom to London Heathrow Airport

Explore weekly flight availability from United Kingdom to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 January 2026.

The most flights from GB0 to LHR are scheduled on a Monday (29 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

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

About 14% of weekly flights between United Kingdom and London have experienced delays in the past year, with the average delay time being 100 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening 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 the United Kingdom to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 14% of flights being delayed.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 13 January 2026.
Check out reviews from past customers who have flown with KLM, Aer Lingus, andeasyJet from the United Kingdom to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,437 reviews
Check prices

Comfort

7.6

Boarding

7.7

Food

7.2

Crew

8.4

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,437 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Comfort

7.6

Boarding

7.7

Food

7.2

Crew

8.4

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Aer Lingus
7.2
Good
1,435 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Comfort

7.6

Boarding

7.7

Food

7.2

Crew

8.4

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
easyJet
6.9
Okay
1,862 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Comfort

7.6

Boarding

7.7

Food

7.2

Crew

8.4

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,669 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Comfort

7.6

Boarding

7.7

Food

7.2

Crew

8.4

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Heathrow. 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 United Kingdom to London Heathrow Airport?

    For as low as £65, British Airways can have you in London Heathrow Airport from United Kingdom in 1h 25m. There are 443 mi between United Kingdom and London Heathrow Airport. All flights are typically direct.

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

    £15 is the cheapest one-way deal found within the past few days, from easyJet. You may also be able to find cheap deals on British Airways and Loganair, with prices starting from £37 and £66, respectively.

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

    The most popular flight routes from United Kingdom to London Heathrow Airport are Edinburgh Turnhouse - London Heathrow, Glasgow Intl - London Heathrow and Belfast City - London Heathrow.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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.

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

    Currently, November is the cheapest month in which you can book a flight from United Kingdom to London Heathrow Airport (average of £64). Flying from United Kingdom to London Heathrow Airport in May is currently the most expensive (average of £75). 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

Travelling to a place near London Heathrow Airport?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Charles de Gaulle to Luton flights
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Malpensa to Stansted flights
Vienna to Heathrow flights
Malpensa to Heathrow flights
Madrid to Stansted flights
Vienna to London City flights
Vienna to Stansted flights
Malpensa to London City flights
Lyon to Gatwick flights
Nantes to Gatwick flights
Amsterdam to Gatwick flights
Nantes to Heathrow flights
Malpensa to Luton flights
Amsterdam to Stansted flights
Beauvais-Tille to Luton flights
Nantes to Stansted flights
Nantes to Luton flights
Vienna to Luton flights
Madrid to Southend flights
Amsterdam to Luton flights
Barcelona-El Prat to Luton flights
Lyon to Heathrow flights
Amsterdam to London City flights
Lyon to Stansted flights
Barcelona-El Prat to Stansted flights
Dublin to Heathrow flights
Frankfurt to London City flights
Barcelona-El Prat to London City flights
Lyon to London City flights
Linate to London City flights
Oslo Gardermoen to Luton flights
Amsterdam to Southend flights
Cologne to Heathrow flights

Top 4 airlines flying from United Kingdom to Heathrow

Discover the top 4 airlines that operate flights from United Kingdom to Heathrow. 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 13 January 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£35Average£77FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£70Average£161FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£162Average£241FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£278Average£309FlexibilityNo 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 United Kingdom to Heathrow?

Cheapflights makes it easy to find United Kingdom to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from United Kingdom to Heathrow flexibly with Cheapflights today.

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

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

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