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

For as low as £77, 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.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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.

What are the most popular airlines that fly from United Kingdom to London Heathrow Airport?

When booking a flight from United Kingdom to London Heathrow Airport, you may want to consider flying on British Airways, KLM or easyJet as they are the most popular for this route.

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.

£43+ Cheap Flights from the United Kingdom to London Heathrow Airport

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 15 October 2025.

Wed 29/1019:15INV - LHR

Nonstop1h 25mBritish Airways

Sun 2/1109:20LHR - INV

Nonstop1h 45mBritish Airways

Deal found 14/10£72

Tue 11/1119:05INV - LHR

Nonstop1h 25mBritish Airways

Tue 18/1116:05LHR - INV

Nonstop1h 45mBritish Airways

Deal found 13/10£74

Fri 14/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Sun 16/1107:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£76

Thu 27/1119:45INV - LHR

Nonstop1h 25mBritish Airways

Thu 4/1217:15LHR - INV

Nonstop1h 45mBritish Airways

Deal found 12/10£76

Wed 26/1110:30INV - LHR

Nonstop1h 40mBritish Airways

Wed 3/1207:55LHR - INV

Nonstop1h 45mBritish Airways

Deal found 13/10£77

Fri 12/1221:20NCL - LHR

Nonstop1h 15mBritish Airways

Tue 13/119:40LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 13/10£77

Fri 7/1120:30INV - LHR

Nonstop1h 25mBritish Airways

Mon 10/1117:15LHR - INV

Nonstop1h 45mBritish Airways

Deal found 13/10£77

Fri 28/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Fri 5/1206:35LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£78

Fri 5/1220:30INV - LHR

Nonstop1h 25mBritish Airways

Tue 9/1210:10LHR - INV

Nonstop1h 40mBritish Airways

Deal found 13/10£78

Fri 7/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Sun 9/1107:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 13/10£80

Thu 27/1120:40NCL - LHR

Nonstop1h 15mBritish Airways

Thu 4/1207:25LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 13/10£81

Fri 21/1120:30INV - LHR

Nonstop1h 25mBritish Airways

Wed 26/1116:15LHR - INV

Nonstop1h 45mBritish Airways

Deal found 13/10£81

Best flights from United Kingdom to Heathrow
Discover carefully curated flight deals from United Kingdom to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 October 2025.

Fri 7/1120:30INV - LHR

Nonstop1h 25mBritish Airways

Mon 10/1117:15LHR - INV

Nonstop1h 45mBritish Airways

Deal found 13/10£77

Tue 25/1107:30LBA - LHR

1 stop8h 05mMultiple Airlines

Tue 25/1118:50LHR - LBA

1 stop13h 20mMultiple Airlines

Deal found 13/10£152

Fri 12/1221:20NCL - LHR

Nonstop1h 15mBritish Airways

Tue 13/119:40LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 13/10£77

Fri 5/1220:30INV - LHR

Nonstop1h 25mBritish Airways

Tue 9/1210:10LHR - INV

Nonstop1h 40mBritish Airways

Deal found 13/10£78

Fri 28/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Fri 5/1206:35LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£78

Sun 16/1106:10LBA - LHR

1 stop5h 55mKLM

Wed 19/1111:45LHR - LBA

1 stop5h 00mKLM

Deal found 13/10£211

Thu 13/1120:40NCL - LHR

Nonstop1h 15mBritish Airways

Sun 16/1107:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£80

Tue 25/1119:30NCL - LHR

Nonstop1h 15mBritish Airways

Wed 7/114:40LHR - NCL

Nonstop1h 20mBritish Airways

Deal found 12/10£82

Fri 14/1120:30INV - LHR

Nonstop1h 25mBritish Airways

Mon 17/1117:15LHR - INV

Nonstop1h 45mBritish Airways

Deal found 13/10£84

Thu 27/1120:40NCL - LHR

Nonstop1h 15mBritish Airways

Sun 30/1107:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£84

Mon 10/1114:20NQY - LHR

1 stop6h 45mMultiple Airlines

Mon 17/1107:50LHR - NQY

1 stop6h 05mMultiple Airlines

Deal found 13/10£162

Wed 26/1119:30NCL - LHR

Nonstop1h 15mBritish Airways

Wed 3/1219:45LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 11/10£85

Sun 14/1208:15LBA - LHR

1 stop12h 25mMultiple Airlines

Fri 2/106:30LHR - LBA

1 stop24h 55mMultiple Airlines

Deal found 14/10£167

Sat 8/1120:15INV - LHR

Nonstop1h 25mBritish Airways

Sat 15/1110:10LHR - INV

Nonstop1h 40mBritish Airways

Deal found 13/10£86

Sat 13/1206:40NCL - LHR

Nonstop1h 30mBritish Airways

Fri 23/107:35LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£86

Sat 17/106:10LBA - LHR

1 stop14h 40mKLM

Sun 18/111:45LHR - LBA

1 stop10h 10mKLM

Deal found 14/10£211

Mon 10/1114:20NQY - LHR

1 stop6h 45mMultiple Airlines

Sun 30/1107:50LHR - NQY

1 stop4h 35mMultiple Airlines

Deal found 13/10£177

Sat 14/312:10NCL - LHR

Nonstop1h 25mBritish Airways

Sun 15/307:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 12/10£87

Sat 29/1111:40GLA - LHR

Nonstop1h 35mBritish Airways

Sat 29/1118:55LHR - GLA

Nonstop1h 30mBritish Airways

Deal found 14/10£87

Mon 17/1117:20LBA - LHR

1 stop3h 30mKLM

Thu 20/1108:40LHR - LBA

1 stop3h 40mKLM

Deal found 14/10£226

Tue 13/108:10LBA - LHR

1 stop9h 10mMultiple Airlines

Tue 13/120:45LHR - LBA

1 stop10h 35mMultiple Airlines

Deal found 14/10£188

Sat 28/220:15INV - LHR

Nonstop1h 25mBritish Airways

Tue 3/310:10LHR - INV

Nonstop1h 40mBritish Airways

Deal found 13/10£88

Mon 10/1115:25LBA - LHR

1 stop5h 40mMultiple Airlines

Mon 17/1115:15LHR - LBA

2 stops15h 50mMultiple Airlines

Deal found 13/10£190

Mon 22/1217:45BHD - LHR

Nonstop1h 20mBritish Airways

Thu 8/107:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 13/10£89

Mon 24/1114:20NQY - LHR

1 stop5h 30mMultiple Airlines

Sun 30/1107:50LHR - NQY

1 stop4h 35mMultiple Airlines

Deal found 14/10£205

Thu 27/1119:30MAN - LHR

Nonstop1h 00mBritish Airways

Thu 4/1219:45LHR - MAN

Nonstop1h 05mBritish Airways

Deal found 13/10£90

Sun 2/1112:50NQY - LHR

1 stop8h 15mMultiple Airlines

Mon 3/1108:50LHR - NQY

1 stop5h 05mMultiple Airlines

Deal found 13/10£211

Tue 27/119:25BHD - LHR

Nonstop1h 20mBritish Airways

Fri 30/106:05LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 13/10£90

Fri 14/1117:45GLA - LHR

Nonstop1h 20mBritish Airways

Wed 19/1107:30LHR - GLA

Nonstop1h 25mBritish Airways

Deal found 13/10£90

Sun 23/1112:50NQY - LHR

1 stop8h 15mMultiple Airlines

Mon 24/1109:50LHR - NQY

1 stop4h 05mMultiple Airlines

Deal found 13/10£214

Direct flights from United Kingdom to Heathrow
Explore direct flight options from United Kingdom to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 October 2025.

Wed 29/1019:15INV - LHR

Nonstop1h 25mBritish Airways

Sun 2/1109:20LHR - INV

Nonstop1h 45mBritish Airways

Deal found 14/10£72

Tue 11/1119:05INV - LHR

Nonstop1h 25mBritish Airways

Tue 18/1116:05LHR - INV

Nonstop1h 45mBritish Airways

Deal found 13/10£74

Thu 27/1119:45INV - LHR

Nonstop1h 25mBritish Airways

Thu 4/1217:15LHR - INV

Nonstop1h 45mBritish Airways

Deal found 12/10£76

Fri 14/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Sun 16/1107:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£76

Wed 26/1110:30INV - LHR

Nonstop1h 40mBritish Airways

Wed 3/1207:55LHR - INV

Nonstop1h 45mBritish Airways

Deal found 13/10£77

Fri 7/1120:30INV - LHR

Nonstop1h 25mBritish Airways

Mon 10/1117:15LHR - INV

Nonstop1h 45mBritish Airways

Deal found 13/10£77

Fri 12/1221:20NCL - LHR

Nonstop1h 15mBritish Airways

Tue 13/119:40LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 13/10£77

Fri 5/1220:30INV - LHR

Nonstop1h 25mBritish Airways

Tue 9/1210:10LHR - INV

Nonstop1h 40mBritish Airways

Deal found 13/10£78

Fri 28/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Fri 5/1206:35LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£78

Sat 7/212:35INV - LHR

Nonstop1h 40mBritish Airways

Mon 9/217:15LHR - INV

Nonstop1h 45mBritish Airways

Deal found 14/10£79

Fri 7/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Sun 9/1107:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 13/10£80

Fri 21/1120:30INV - LHR

Nonstop1h 25mBritish Airways

Wed 26/1116:15LHR - INV

Nonstop1h 45mBritish Airways

Deal found 13/10£81

Last-minute flights from United Kingdom to Heathrow
Discover last-minute flight deals from United Kingdom to Heathrow. Data last updated 15 October 2025 and is based on user searches.

Fri 31/1006:30NCL - LHR

Nonstop1h 30mBritish Airways

Tue 2/1219:40LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 13/10£86

Wed 5/1109:40NCL - LHR

Nonstop1h 25mBritish Airways

Tue 25/1107:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 13/10£85

Fri 7/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Sun 9/1107:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 13/10£80

Sat 8/1109:35GLA - LHR

Nonstop1h 35mBritish Airways

Sun 9/1106:55LHR - GLA

Nonstop1h 25mBritish Airways

Deal found 13/10£85

Thu 13/1108:35EDI - LHR

Nonstop1h 35mBritish Airways

Thu 20/1106:20LHR - EDI

Nonstop1h 25mBritish Airways

Deal found 15/10£85

Fri 14/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Sun 16/1107:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£76

Sun 16/1110:20GLA - LHR

Nonstop1h 35mBritish Airways

Sun 16/1121:00LHR - GLA

Nonstop1h 30mBritish Airways

Deal found 13/10£82

Thu 20/1120:40NCL - LHR

Nonstop1h 15mBritish Airways

Sat 6/1218:25LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 13/10£83

Fri 21/1106:05EDI - LHR

Nonstop1h 40mBritish Airways

Mon 24/1117:05LHR - EDI

Nonstop1h 30mBritish Airways

Deal found 14/10£81

Tue 25/1119:30NCL - LHR

Nonstop1h 15mBritish Airways

Wed 7/114:40LHR - NCL

Nonstop1h 20mBritish Airways

Deal found 12/10£82

Thu 27/1118:20NCL - LHR

Nonstop1h 20mBritish Airways

Sun 30/1107:20LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£83

Fri 28/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Fri 5/1206:35LHR - NCL

Nonstop1h 15mBritish Airways

Deal found 14/10£78

One-way flights from United Kingdom to Heathrow
Search for one-way flight options from United Kingdom to Heathrow. Find affordable one-way fares based on user searches. Data last updated 15 October 2025.

Mon 5/119:45INV - LHR

Nonstop1h 25mBritish Airways

Deal found 14/10£43

Fri 9/120:30INV - LHR

Nonstop1h 25mBritish Airways

Deal found 14/10£44

Sat 13/1220:15INV - LHR

Nonstop1h 25mBritish Airways

Deal found 14/10£44

Wed 31/1212:20NCL - LHR

Nonstop1h 25mBritish Airways

Deal found 14/10£47

Tue 25/1112:20NCL - LHR

Nonstop1h 25mBritish Airways

Deal found 13/10£48

Fri 21/1121:20NCL - LHR

Nonstop1h 15mBritish Airways

Deal found 13/10£49

Fri 14/1120:15NCL - LHR

Nonstop1h 15mBritish Airways

Deal found 13/10£50

Sat 15/1116:45NCL - LHR

Nonstop1h 15mBritish Airways

Deal found 14/10£51

Tue 27/119:30NCL - LHR

Nonstop1h 15mBritish Airways

Deal found 11/10£53

Sat 6/1218:00BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 12/10£53

Wed 11/206:35BHD - LHR

Nonstop1h 35mBritish Airways

Deal found 13/10£54

Mon 17/1119:25BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 12/10£55

Cheap flight deals from United Kingdom to Heathrow

Round-trip from	£72
One-way from	£43
Popular in	July
Cheapest in	March
Average price	£106
Good round-trip deal	£145 or less
Good one-way deal	£54 or less

British Airways
29/10-2/11
Nonstop
3h 10m total
United Kingdom to London

Search Deals

British Airways
5/1
Nonstop
1h 25m total
United Kingdom to London

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£7 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

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

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United Kingdom to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

InvernessLondon

INV - LHR

INVLHR

Inverness

Fri 7/11

20:30-21:55

Nonstop1h 25m

London Heathrow

Mon 10/11

17:15-19:00

Nonstop1h 45m

£77

Newcastle upon TyneLondon

NCL - LHR

NCLLHR

Newcastle upon Tyne

Fri 12/12

21:20-22:35

Nonstop1h 15m

London Heathrow

Tue 13/1

19:40-20:55

Nonstop1h 15m

£77

InvernessLondon

INV - LHR

INVLHR

Inverness

Fri 5/12

20:30-21:55

Nonstop1h 25m

London Heathrow

Tue 9/12

10:10-11:50

Nonstop1h 40m

£78

Newcastle upon TyneLondon

NCL - LHR

NCLLHR

Newcastle upon Tyne

Fri 28/11

21:20-22:35

Nonstop1h 15m

London Heathrow

Fri 5/12

06:35-07:50

Nonstop1h 15m

£78

Newcastle upon TyneLondon

NCL - LHR

NCLLHR

Newcastle upon Tyne

Thu 13/11

20:40-21:55

Nonstop1h 15m

London Heathrow

Sun 16/11

07:20-08:35

Nonstop1h 15m

£80

Newcastle upon TyneLondon

NCL - LHR

NCLLHR

Newcastle upon Tyne

Tue 25/11

19:30-20:45

Nonstop1h 15m

London Heathrow

Wed 7/1

14:40-16:00

Nonstop1h 20m

£82

InvernessLondon

INV - LHR

INVLHR

Inverness

Fri 14/11

20:30-21:55

Nonstop1h 25m

London Heathrow

Mon 17/11

17:15-19:00

Nonstop1h 45m

£84

Newcastle upon TyneLondon

NCL - LHR

NCLLHR

Newcastle upon Tyne

Thu 27/11

20:40-21:55

Nonstop1h 15m

London Heathrow

Sun 30/11

07:20-08:35

Nonstop1h 15m

£84

Newcastle upon TyneLondon

NCL - LHR

NCLLHR

Newcastle upon Tyne

Wed 26/11

19:30-20:45

Nonstop1h 15m

London Heathrow

Wed 3/12

19:45-21:00

Nonstop1h 15m

£85

InvernessLondon

INV - LHR

INVLHR

Inverness

Sat 8/11

20:15-21:40

Nonstop1h 25m

London Heathrow

Sat 15/11

10:10-11:50

Nonstop1h 40m

£86

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 60 results

...

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, February is the cheapest month in which you can book a flight from United Kingdom to London Heathrow Airport (average of £59). Flying from United Kingdom to London Heathrow Airport in May 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 GB to LHR?

Unlike in the morning, when flights are generally more expensive, you can save up to 62% 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?

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.

Reviews of airlines servicing Heathrow

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

1,402 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

KLM

7.7

Good

1,402 reviews

KLM

7.7

Good

1,402 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Aer Lingus

7.2

Good

1,337 reviews

KLM

7.7

Good

1,402 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

easyJet

6.9

Okay

1,835 reviews

KLM

7.7

Good

1,402 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

British Airways

6.7

Okay

7,457 reviews

KLM

7.7

Good

1,402 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

How long is the flight from United Kingdom to London Heathrow Airport?
For as low as £77, 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 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, February is the cheapest month in which you can book a flight from United Kingdom to London Heathrow Airport (average of £59). Flying from United Kingdom to London Heathrow Airport in May 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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Deal

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United Kingdom to Heathrow flights

Top 4 airlines flying from United Kingdom to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£34	Average£77	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
British Airways	Cheapest£67	Average£164	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£164	Average£245	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Aer Lingus	Cheapest£274	Average£306	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

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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Cheap flights from the United Kingdom to London Heathrow Airport from £43

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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find flight deals from United Kingdom to Heathrow

Cheapest flights from United Kingdom to HeathrowExplore 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 15 October 2025.

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 15 October 2025.

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 15 October 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United Kingdom to London Heathrow Airport that are best for you.

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.

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?

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 15 October 2025.

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 12 October 2025.

Reviews of airlines servicing Heathrow

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.

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?

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

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

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

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

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

Travelling to a place near London Heathrow Airport?

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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.

Top 4 airlines flying from United Kingdom to Heathrow

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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 15 October 2025.