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Cheap flights from Belfast City Airport to London Heathrow Airport from £54

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 23/10. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — LHR
9 Jun — 16 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Belfast City to London Heathrow are usually found in October or February, booked 62 days in advance, depart on a Friday or Thursday and return on a Monday

Cheap flight deals from Belfast City to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Belfast City to Heathrow
Explore the most affordable flight options available from Belfast City to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 May 2026.

Fri 10/719:35
BHD
-
LHR
Nonstop1h 15m
British Airways
Mon 13/717:20
LHR
-
BHD
Nonstop1h 25m
British Airways
Deal found 8/5£92
Sun 10/519:10
BHD
-
LHR
Nonstop1h 15m
British Airways
Mon 11/519:20
LHR
-
BHD
Nonstop1h 15m
British Airways
Deal found 7/5£109
Sat 10/1009:35
BHD
-
LHR
Nonstop1h 25m
British Airways
Sat 24/1007:30
LHR
-
BHD
Nonstop1h 20m
British Airways
Deal found 7/5£109
Sat 26/907:05
BHD
-
LHR
Nonstop1h 25m
British Airways
Sun 11/1008:45
LHR
-
BHD
Nonstop1h 20m
British Airways
Deal found 7/5£110
Thu 17/919:30
BHD
-
LHR
Nonstop1h 15m
British Airways
Mon 21/907:20
LHR
-
BHD
Nonstop1h 20m
British Airways
Deal found 10/5£112
Thu 11/606:30
BHD
-
LHR
Nonstop1h 25m
British Airways
Sat 13/607:30
LHR
-
BHD
Nonstop1h 20m
British Airways
Deal found 6/5£112
Fri 19/620:10
BHD
-
LHR
Nonstop1h 15m
British Airways
Mon 22/607:20
LHR
-
BHD
Nonstop1h 20m
British Airways
Deal found 8/5£113
Sat 13/619:05
BHD
-
LHR
Nonstop1h 15m
British Airways
Tue 16/607:30
LHR
-
BHD
Nonstop1h 20m
British Airways
Deal found 10/5£114
Tue 26/509:40
BHD
-
LHR
Nonstop1h 25m
British Airways
Wed 27/519:20
LHR
-
BHD
Nonstop1h 15m
British Airways
Deal found 7/5£114
Fri 19/620:10
BHD
-
LHR
Nonstop1h 15m
British Airways
Tue 23/618:05
LHR
-
BHD
Nonstop1h 20m
British Airways
Deal found 8/5£115

Find flight deals from Belfast City to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Belfast City (BHD) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 May 2026.

Round-trip from

£92

One-way from

£54

Popular in

July

Cheapest in

October

Average price

£129

Good round-trip deal

£256 or less

Good one-way deal

£131 or less
British Airways
  • British Airways
  • 10/7-13/7
  • Nonstop
  • 2h 40m total
  • Belfast to London
Search Deals
British Airways
  • British Airways
  • 23/10
  • Nonstop
  • 1h 25m total
  • Belfast to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£24 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
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Price to beat on a round-trip flight from Belfast City to London Heathrow.
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Price to beat on a one-way flight from Belfast City to London Heathrow.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast City 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 10 May 2026.
Use the filters below to find and compare flights from Belfast City Airport to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Sat 26/9

07:05-08:30

Nonstop1h 25m

London Heathrow

Sun 11/10

08:45-10:05

Nonstop1h 20m

£110
Fastest return journey

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Thu 28/5

16:35-17:55

Nonstop1h 20m

London Heathrow

Mon 1/6

19:20-20:35

Nonstop1h 15m

£134

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Sat 6/6

19:05-20:20

Nonstop1h 15m

London Heathrow

Sat 13/6

07:30-08:50

Nonstop1h 20m

£150

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Thu 11/6

06:30-07:55

Nonstop1h 25m

London Heathrow

Thu 11/6

17:20-18:45

Nonstop1h 25m

£185

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Fri 24/7

20:10-21:25

Nonstop1h 15m

London Heathrow

Sun 26/7

08:45-10:05

Nonstop1h 20m

£186

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Thu 23/7

06:30-07:55

Nonstop1h 25m

London Heathrow

Thu 23/7

19:20-20:35

Nonstop1h 15m

£186

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Wed 3/6

16:05-17:25

Nonstop1h 20m

London Heathrow

Fri 5/6

07:25-08:45

Nonstop1h 20m

£192

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Thu 18/6

06:30-07:55

Nonstop1h 25m

London Heathrow

Sun 21/6

19:15-20:30

Nonstop1h 15m

£269

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Sun 5/7

09:50-19:30

1 stop9h 40m

London Heathrow

Wed 8/7

09:55-16:55

1 stop7h 00m

£272
Cheapest one-way
Fastest single journey

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Tue 15/9

19:30-20:45

Nonstop1h 15m

£68

Flights are sorted by cheapest return flights first.

Deals found on 6/5

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Belfast City to Heathrow

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

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

The best time to book flights from Belfast City Airport to London Heathrow Airport is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Belfast City Airport to London Heathrow Airport (average of £108). Flying from Belfast City Airport to London Heathrow Airport in July is currently the most expensive (average of £177). 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 BHD to LHR?

Find hourly flight availability from Belfast City 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 10 May 2026.

It’s optimal to fly from Belfast City Airport to London Heathrow Airport in the evening. By choosing this option you can save up to 70% on the cost of your flight, compared to a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly return from Belfast City to Heathrow. Price data was last updated on 9 May 2026.

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

How much does it cost for a return flight from Belfast City Airport to London Heathrow Airport?

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 10 May 2026.
Read through reviews of airlines operating flights from Belfast City Airport to London Heathrow Airport, such as easyJet and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
easyJet
6.9
Okay
1,900 reviews
Check prices

Food

5.9

Crew

7.7

Comfort

6.7

Boarding

6.7

Entertainment

5.5

Overall

6.9

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
1,900 reviews
easyJet
6.9
Okay
1,900 reviews
Check prices

Food

5.9

Crew

7.7

Comfort

6.7

Boarding

6.7

Entertainment

5.5

Overall

6.9

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
7,969 reviews
easyJet
6.9
Okay
1,900 reviews
Check prices

Food

5.9

Crew

7.7

Comfort

6.7

Boarding

6.7

Entertainment

5.5

Overall

6.9

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

Find useful and relevant information for your journey from Belfast City 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 City Airport to London Heathrow Airport?

    A quick flight from Belfast City Airport to London Heathrow Airport can take about 1h 25m. British Airways provides one of the quickest options available for as low as £110. The distance between Belfast City Airport and London Heathrow Airport is about 312 mi. All flights are typically direct.

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

    Cheapflights users have booked flights from Belfast City Airport to London Heathrow Airport round-trip from £47. Another airline that can offer you cheap pricing is British Airways. easyJet is 63% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Belfast City Airport to London Heathrow Airport?

    No one likes to see their flight delayed. When booking a flight from Belfast City Airport to London Heathrow Airport consider choosing Finnair (96%), LATAM Airlines (93%) or China Southern (91%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Belfast City Airport to London Heathrow Airport?

    The cheapest flight price from Belfast City Airport to London Heathrow Airport is £67. On average you can expect to pay £1,426. The most popular route, (Belfast City - London Heathrow), can usually be booked for £92.

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

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

  • How can I find direct flights from Belfast City to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Belfast City 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 City Airport to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Belfast City Airport to London Heathrow Airport (average of £108). Flying from Belfast City Airport to London Heathrow Airport in July is currently the most expensive (average of £177). 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
Hounslow
Croydon
Wembley
Northampton
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

Browse thousands of different options on Cheapflights for your next trip

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Fly from Belfast City to Heathrow on these airlines

Choose from the following airlines for your flight from Belfast City to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 10 May 2026.
British Airways flights from Belfast City to London Heathrow
easyJet flights from Belfast City to London Heathrow

Top 2 airlines flying from Belfast City to Heathrow

Discover the top 2 airlines that operate flights from Belfast City 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 10 May 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£47Average£77FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£85Average£136FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Belfast City to Heathrow?

Deals for Belfast City to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Belfast City to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

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

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

Yes! Start tracking prices for Belfast City to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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