How long is the flight from Belfast to London Heathrow Airport?

Departing from Belfast to London Heathrow Airport will take you 1h 35m. Airlines will cover a distance of 312 mi. All flights are typically direct.

What are the cheapest airlines flying from Belfast to London Heathrow Airport round-trip?

Flying on easyJet is currently your cheapest option to London Heathrow Airport, with prices starting at £29. Another option worth looking into is British Airways, starting at £74 return. easyJet is 75% cheaper than the average price of flights available within the next 90 days to this destination.

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 is the cheapest day to fly round-trip from Belfast to London Heathrow Airport?

Flights from Belfast to London Heathrow Airport are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

How far in advance should I book a flight from Belfast to London Heathrow Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 34 days in advance, which can save you up to 81% on flights from Belfast to London Heathrow Airport compared to booking the week you need them. Waiting 34 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £48. For sooner than that we have options available in the next 3 days from £114.

What is the cheapest month to fly from Belfast to London Heathrow Airport?

January can be a great time to fly to London Heathrow Airport from Belfast with a flight ticket averaging about £64. Cheapflights users have found deals in the month of January for as cheap as £26. The most expensive prices can be found in the month of June.

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

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

How can I find direct flights from Belfast to Heathrow?

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

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

Yes. Cheapflights offers flight deals from Belfast 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.

£51+ Flights from Belfast to London Heathrow Airport

Cheapflights Tip: The best prices from Belfast to London Heathrow are usually found in January or March, booked 58 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

Cheap flight deals from Belfast to Heathrow

Round-trip from	£71
One-way from	£51
Popular in	July
Cheapest in	January
Average price	£121

British Airways
21/10-5/11
Nonstop
2h 45m total
Belfast to London

Search Deals

British Airways
22/10
Nonstop
1h 20m total
Belfast to London

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£13 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 September 2025

Search Deals

Find flight deals from Belfast to Heathrow

Cheapest flights from Belfast to Heathrow
Explore the most affordable flight options available from Belfast to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Tue 21/1016:25BHD - LHR

Nonstop1h 20mBritish Airways

Wed 5/1110:05LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£71

Fri 5/1217:40BHD - LHR

Nonstop1h 20mBritish Airways

Sun 7/1209:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£72

Sat 18/1019:00BHD - LHR

Nonstop1h 20mBritish Airways

Mon 20/1011:40LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£73

Fri 31/1017:40BHD - LHR

Nonstop1h 20mBritish Airways

Tue 4/1107:40LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 16/9£74

Sun 19/1020:05BHD - LHR

Nonstop1h 20mBritish Airways

Mon 20/1010:15LHR - BHD

Nonstop1h 15mBritish Airways

Deal found 15/9£75

Mon 22/1217:45BHD - LHR

Nonstop1h 20mBritish Airways

Thu 8/107:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£80

Sat 15/1115:05BHD - LHR

Nonstop1h 25mBritish Airways

Mon 17/1118:45LHR - BHD

Nonstop1h 30mBritish Airways

Deal found 16/9£86

Tue 30/1206:35BHD - LHR

Nonstop1h 35mBritish Airways

Thu 1/106:50LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£88

Tue 23/1219:25BHD - LHR

Nonstop1h 20mBritish Airways

Sun 4/107:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£89

Mon 29/1206:35BHD - LHR

Nonstop1h 35mBritish Airways

Thu 1/107:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£90

Tue 23/1211:25BHD - LHR

Nonstop1h 30mBritish Airways

Fri 2/106:05LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£91

Mon 13/1008:40BFS - LHR

2 stops6h 15mMultiple Airlines

Mon 20/1006:15LHR - BFS

1 stop5h 55mMultiple Airlines

Deal found 15/9£241

Best flights from Belfast to Heathrow
Discover carefully curated flight deals from Belfast to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Fri 5/1206:45BHD - LHR

Nonstop1h 35mBritish Airways

Sun 7/1209:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£72

Fri 21/1119:35BHD - LHR

Nonstop1h 20mBritish Airways

Sat 22/1107:00LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£72

Fri 21/1117:40BHD - LHR

Nonstop1h 20mBritish Airways

Sun 23/1106:50LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£72

Sat 25/1019:00BHD - LHR

Nonstop1h 20mBritish Airways

Thu 30/1006:50LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£72

Fri 31/1019:35BHD - LHR

Nonstop1h 20mBritish Airways

Sun 2/1107:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£72

Fri 27/206:45BHD - LHR

Nonstop1h 35mBritish Airways

Sun 1/306:50LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£73

Sun 14/1217:00BFS - LHR

1 stop23h 40mMultiple Airlines

Wed 17/1215:30LHR - BFS

2 stops22h 35mMultiple Airlines

Deal found 16/9£221

Mon 22/1217:45BHD - LHR

Nonstop1h 20mBritish Airways

Thu 8/107:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£80

Sat 18/1019:00BHD - LHR

Nonstop1h 20mBritish Airways

Mon 20/1007:45LHR - BHD

Nonstop1h 20mBritish Airways

Deal found 16/9£86

Thu 19/206:35BHD - LHR

Nonstop1h 35mBritish Airways

Mon 23/218:45LHR - BHD

Nonstop1h 30mBritish Airways

Deal found 14/9£98

Sat 13/1218:00BHD - LHR

Nonstop1h 20mBritish Airways

Mon 15/1207:00LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£106

Wed 24/1214:35BFS - LHR

1 stop6h 15mMultiple Airlines

Thu 1/111:45LHR - BFS

1 stop9h 55mMultiple Airlines

Deal found 15/9£244

Direct flights from Belfast to Heathrow
Explore direct flight options from Belfast to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2025.

Tue 21/1016:25BHD - LHR

Nonstop1h 20mBritish Airways

Wed 5/1110:05LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£71

Fri 5/1217:40BHD - LHR

Nonstop1h 20mBritish Airways

Sun 7/1209:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£72

Sat 18/1019:00BHD - LHR

Nonstop1h 20mBritish Airways

Mon 20/1011:40LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£73

Fri 31/1017:40BHD - LHR

Nonstop1h 20mBritish Airways

Mon 3/1107:00LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 16/9£74

Sun 19/1020:05BHD - LHR

Nonstop1h 20mBritish Airways

Mon 20/1010:15LHR - BHD

Nonstop1h 15mBritish Airways

Deal found 15/9£75

Mon 22/1217:45BHD - LHR

Nonstop1h 20mBritish Airways

Thu 8/107:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£80

Sat 15/1115:05BHD - LHR

Nonstop1h 25mBritish Airways

Mon 17/1118:45LHR - BHD

Nonstop1h 30mBritish Airways

Deal found 16/9£86

Tue 30/1206:35BHD - LHR

Nonstop1h 35mBritish Airways

Thu 1/106:50LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£88

Tue 23/1219:25BHD - LHR

Nonstop1h 20mBritish Airways

Sun 4/107:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£89

Mon 29/1206:35BHD - LHR

Nonstop1h 35mBritish Airways

Thu 1/107:45LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£90

Tue 23/1211:25BHD - LHR

Nonstop1h 30mBritish Airways

Fri 2/106:05LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£91

Last-minute flights from Belfast to Heathrow
Discover last-minute flight deals from Belfast to Heathrow. Data last updated 16 September 2025 and is based on user searches.

Mon 22/915:30BFS - LHR

1 stop5h 55mMultiple Airlines

Mon 29/906:15LHR - BFS

1 stop8h 40mMultiple Airlines

Deal found 14/9£267

Mon 22/915:30BFS - LHR

1 stop5h 55mMultiple Airlines

Tue 23/911:30LHR - BFS

1 stop7h 35mMultiple Airlines

Deal found 15/9£336

Fri 3/1006:35BHD - LHR

Nonstop1h 25mBritish Airways

Sun 5/1008:50LHR - BHD

Nonstop1h 20mBritish Airways

Deal found 15/9£110

Fri 10/1019:30BHD - LHR

Nonstop1h 20mBritish Airways

Sun 12/1008:50LHR - BHD

Nonstop1h 20mBritish Airways

Deal found 15/9£107

Sat 11/1019:00BHD - LHR

Nonstop1h 20mBritish Airways

Sun 12/1010:55LHR - BHD

Nonstop1h 20mBritish Airways

Deal found 15/9£110

Mon 13/1019:30BHD - LHR

Nonstop1h 20mBritish Airways

Mon 20/1013:15LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£104

Sat 18/1019:00BHD - LHR

Nonstop1h 20mBritish Airways

Mon 20/1011:40LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£73

Sat 18/1019:00BHD - LHR

Nonstop1h 20mBritish Airways

Tue 21/1016:10LHR - BHD

Nonstop1h 20mBritish Airways

Deal found 16/9£109

Sun 19/1020:05BHD - LHR

Nonstop1h 20mBritish Airways

Mon 20/1010:15LHR - BHD

Nonstop1h 15mBritish Airways

Deal found 15/9£75

Tue 21/1016:25BHD - LHR

Nonstop1h 20mBritish Airways

Wed 5/1110:05LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 14/9£71

Sat 25/1019:00BHD - LHR

Nonstop1h 20mBritish Airways

Thu 30/1006:50LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£72

Thu 30/1020:00BHD - LHR

Nonstop1h 20mBritish Airways

Thu 6/1106:50LHR - BHD

Nonstop1h 25mBritish Airways

Deal found 15/9£103

One-way flights from Belfast to Heathrow
Search for one-way flight options from Belfast to Heathrow. Find affordable one-way fares based on user searches. Data last updated 16 September 2025.

Wed 22/1013:50BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 14/9£51

Wed 10/1219:25BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 15/9£52

Thu 23/1012:40BHD - LHR

Nonstop1h 30mBritish Airways

Deal found 15/9£53

Fri 26/1217:40BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 14/9£54

Mon 2/217:45BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 16/9£55

Tue 30/1208:45BHD - LHR

Nonstop1h 30mBritish Airways

Deal found 15/9£57

Mon 29/1219:25BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 14/9£57

Sat 11/1019:00BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 14/9£67

Fri 12/1217:40BHD - LHR

Nonstop1h 20mBritish Airways

Deal found 15/9£68

Mon 22/915:30BFS - LHR

1 stop22h 45mMultiple Airlines

Deal found 15/9£68

Tue 14/1014:50BFS - LHR

1 stop23h 25mMultiple Airlines

Deal found 14/9£70

Wed 22/1009:35BFS - LHR

1 stop10h 30mMultiple Airlines

Deal found 15/9£72

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Fri 5/12

06:45-08:20

Nonstop1h 35m

London Heathrow

Sun 7/12

09:45-11:10

Nonstop1h 25m

£72

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Fri 21/11

19:35-20:55

Nonstop1h 20m

London Heathrow

Sat 22/11

07:00-08:25

Nonstop1h 25m

£72

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Fri 21/11

17:40-19:00

Nonstop1h 20m

London Heathrow

Sun 23/11

06:50-08:15

Nonstop1h 25m

£72

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Sat 25/10

19:00-20:20

Nonstop1h 20m

London Heathrow

Thu 30/10

06:50-08:15

Nonstop1h 25m

£72

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Fri 31/10

19:35-20:55

Nonstop1h 20m

London Heathrow

Sun 2/11

07:45-09:10

Nonstop1h 25m

£72

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Fri 27/2

06:45-08:20

Nonstop1h 35m

London Heathrow

Sun 1/3

06:50-08:15

Nonstop1h 25m

£73

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Mon 22/12

17:45-19:05

Nonstop1h 20m

London Heathrow

Thu 8/1

07:45-09:10

Nonstop1h 25m

£80

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Sat 18/10

19:00-20:20

Nonstop1h 20m

London Heathrow

Mon 20/10

07:45-09:05

Nonstop1h 20m

£86

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Thu 19/2

06:35-08:10

Nonstop1h 35m

London Heathrow

Mon 23/2

18:45-20:15

Nonstop1h 30m

£98

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Sat 13/12

18:00-19:20

Nonstop1h 20m

London Heathrow

Mon 15/12

07:00-08:25

Nonstop1h 25m

£106

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 43 results

...

Best time to book a flight from Belfast to Heathrow

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

How far ahead should I book a flight from Belfast to London Heathrow Airport?

To ensure you get the cheapest price possible for a flight from Belfast to London Heathrow Airport, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Belfast to London Heathrow Airport (average of £112). Flying from Belfast to London Heathrow Airport in August is currently the most expensive (average of £164). 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 BFS to LHR?

It’s optimal to fly from Belfast to London Heathrow Airport in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at midday.

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

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

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with easyJet and British Airways from Belfast to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

easyJet

6.9

Okay

1,820 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Matt,Sept 2025

JTR - LGW

Boarding was a disaster. They are Nazis with the bags.

easyJet

6.9

Okay

1,820 reviews

easyJet

6.9

Okay

1,820 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Matt,Sept 2025

JTR - LGW

Boarding was a disaster. They are Nazis with the bags.

British Airways

6.7

Okay

7,361 reviews

easyJet

6.9

Okay

1,820 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Matt,Sept 2025

JTR - LGW

Boarding was a disaster. They are Nazis with the bags.

Related info for your journey

How long is the flight from Belfast to London Heathrow Airport?
Departing from Belfast to London Heathrow Airport will take you 1h 35m. Airlines will cover a distance of 312 mi. All flights are typically direct.
What are the cheapest airlines flying from Belfast to London Heathrow Airport round-trip?
Flying on easyJet is currently your cheapest option to London Heathrow Airport, with prices starting at £29. Another option worth looking into is British Airways, starting at £74 return. easyJet is 75% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from Belfast to Heathrow that include hotel bookings?
Yes. In addition to deals on Belfast to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to Heathrow.
Can I find deals for business class flights from Belfast to Heathrow?
Yes. Cheapflights offers flight deals from Belfast 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 Belfast to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Belfast to London Heathrow Airport (average of £112). Flying from Belfast to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Milton Keynes

Croydon

Hounslow

Slough

Gatwick

Northampton

Luton

Deal

Wembley

Ilford

Crawley

Hayes

Watford

Winchester

Chichester

Ipswich

Swindon

Dartford

Guildford

Brentford

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Belfast to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£29	Average£68	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
British Airways	Cheapest£74	Average£146	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Loganair	Cheapest£130	Average£217	FlexibilityNo cancel fee	On-time79%	Search Loganair flights

Fly with Cheapflights

How does Cheapflights help users find flights from Belfast to Heathrow?

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 Heathrow from Belfast today with Cheapflights!

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

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

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

Certainly. Search results for flights to Heathrow from Belfast shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Belfast to Heathrow 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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Cheap flights from Belfast to London Heathrow Airport from £51

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 22/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Belfast to London Heathrow are usually found in January or March, booked 58 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

Cheap flight deals from Belfast to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Belfast to Heathrow

Cheapest flights from Belfast to HeathrowExplore the most affordable flight options available from Belfast to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Explore the most affordable flight options available from Belfast to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Belfast to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Belfast with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Belfast to London Heathrow Airport

How far ahead should I book a flight from Belfast to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Belfast to Heathrow. Price data was last updated on 12 September 2025.

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

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

Find hourly flight availability from Belfast 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 16 September 2025.

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

Use this chart to determine the cheapest time to fly return from Belfast to Heathrow. Price data was last updated on 16 December 2024.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with easyJet and British Airways from Belfast to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines 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 Belfast 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 Belfast to London Heathrow Airport?

What are the cheapest airlines flying from Belfast to London Heathrow Airport round-trip?

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

How can I find direct flights from Belfast to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Belfast to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Belfast to Heathrow

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 Belfast to Heathrow?

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

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

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

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Cheapest flights from Belfast to Heathrow
Explore the most affordable flight options available from Belfast to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.