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Cheap flights from London Heathrow Airport to Belfast from £46

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Belfast departing on 1/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
19:00 - 20:30
LHR
-
BHD
1h 30mdirect
British Airways Logo
15:10 - 16:35
BHD
-
LHR
1h 25mdirect
£84British Airways
Fri, 6 Mar - Sun, 8 Mar
British Airways Logo
11:30 - 12:55
LHR
-
BHD
1h 25mdirect
British Airways Logo
19:05 - 20:20
BHD
-
LHR
1h 15mdirect
£87British Airways
Tue, 16 Jun - Sat, 20 Jun
British Airways Logo
07:00 - 08:25
LHR
-
BHD
1h 25mdirect
British Airways Logo
10:00 - 11:30
BHD
-
LHR
1h 30mdirect
£94British Airways
Sat, 21 Mar - Tue, 24 Mar
British Airways Logo
07:45 - 09:10
LHR
-
BHD
1h 25mdirect
British Airways Logo
06:30 - 08:05
BHD
-
LHR
1h 35mdirect
£96British Airways
Thu, 19 Mar - Sun, 22 Mar
British Airways Logo
18:45 - 20:15
LHR
-
BHD
1h 30mdirect
British Airways Logo
19:25 - 20:45
BHD
-
LHR
1h 20mdirect
£97British Airways
Mon, 23 Mar - Wed, 25 Mar
British Airways Logo
07:00 - 08:25
LHR
-
BHD
1h 25mdirect
British Airways Logo
11:25 - 12:55
BHD
-
LHR
1h 30mdirect
£98British Airways
Sat, 14 Mar - Tue, 17 Mar
British Airways Logo
09:45 - 11:10
LHR
-
BHD
1h 25mdirect
British Airways Logo
09:10 - 10:40
BHD
-
LHR
1h 30mdirect
£98British Airways
Sun, 1 Mar - Sun, 8 Mar
British Airways Logo
10:05 - 11:30
LHR
-
BHD
1h 25mdirect
British Airways Logo
06:30 - 08:05
BHD
-
LHR
1h 35mdirect
£99British Airways
Wed, 18 Mar - Sun, 22 Mar
British Airways Logo
07:00 - 08:25
LHR
-
BHD
1h 25mdirect
British Airways Logo
11:25 - 12:55
BHD
-
LHR
1h 30mdirect
£100British Airways
Sat, 14 Mar - Wed, 18 Mar
British Airways Logo
07:00 - 08:25
LHR
-
BHD
1h 25mdirect
British Airways Logo
19:25 - 20:45
BHD
-
LHR
1h 20mdirect
£101British Airways
Sat, 14 Mar - Mon, 16 Mar

British Airways flights from London Heathrow Airport to Belfast City Airport

Our best British Airways deals on London Heathrow Airport to Belfast City Airport flight tickets
British Airways
6 Mar
LHR19:00London Heathrow
1h 30m
BHD20:30Belfast City
8 Mar
BHD15:10Belfast City
1h 25m
LHR16:35London Heathrow
£84
British Airways
22 Feb
LHR07:45London Heathrow
1h 25m
BHD09:10Belfast City
2 Mar
BHD17:45Belfast City
1h 20m
LHR19:05London Heathrow
£84
British Airways
16 Jun
LHR11:30London Heathrow
1h 25m
BHD12:55Belfast City
20 Jun
BHD19:05Belfast City
1h 15m
LHR20:20London Heathrow
£87

KLM flights from London Heathrow Airport to Belfast City Airport

Our best KLM deals on London Heathrow Airport to Belfast City Airport flight tickets
KLM
25 Feb
LHR17:05London Heathrow
3h 55m
1 stop
BHD21:00Belfast City
1 Mar
BHD06:30Belfast City
4h 15m
1 stop
LHR10:45London Heathrow
£195
KLM
26 Feb
LHR10:00London Heathrow
11h 00m
1 stop
BHD21:00Belfast City
2 Mar
BHD06:30Belfast City
9h 35m
1 stop
LHR16:05London Heathrow
£196

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Belfast City Airport 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, momondo users made 279,928 searches. Data last updated 13 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Fri 6/3

19:00-20:30

Nonstop1h 30m

Belfast City

Sun 8/3

15:10-16:35

Nonstop1h 25m

£84

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Tue 16/6

11:30-12:55

Nonstop1h 25m

Belfast City

Sat 20/6

19:05-20:20

Nonstop1h 15m

£87

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Sat 21/3

07:00-08:25

Nonstop1h 25m

Belfast City

Tue 24/3

10:00-11:30

Nonstop1h 30m

£94

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Thu 19/3

07:45-09:10

Nonstop1h 25m

Belfast City

Sun 22/3

06:30-08:05

Nonstop1h 35m

£96

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Mon 23/3

18:45-20:15

Nonstop1h 30m

Belfast City

Wed 25/3

19:25-20:45

Nonstop1h 20m

£97

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Sat 14/3

07:00-08:25

Nonstop1h 25m

Belfast City

Tue 17/3

11:25-12:55

Nonstop1h 30m

£98

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Sun 1/3

09:45-11:10

Nonstop1h 25m

Belfast City

Sun 8/3

09:10-10:40

Nonstop1h 30m

£98

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Wed 18/3

10:05-11:30

Nonstop1h 25m

Belfast City

Sun 22/3

06:30-08:05

Nonstop1h 35m

£99

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Sat 14/3

07:00-08:25

Nonstop1h 25m

Belfast City

Wed 18/3

11:25-12:55

Nonstop1h 30m

£100

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Sat 14/3

07:00-08:25

Nonstop1h 25m

Belfast City

Mon 16/3

19:25-20:45

Nonstop1h 20m

£100

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Belfast from

How to get the cheapest flight ticket from London Heathrow Airport to Belfast City Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London Heathrow Airport and Belfast City Airport?

What is the cheapest month to fly to Belfast City Airport?

The month of October is, on average, the cheapest month to fly to Belfast City Airport from London Heathrow Airport, with most prices found around £98. If you aren’t able to travel to Belfast City Airport during the month of October, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £103.

What is the cheapest day to depart on your flight to Belfast City Airport?

Our data shows that Monday is the least expensive day to fly to Belfast City Airport. Tickets to fly out on this day can be as low as £104. Flights from London Heathrow Airport to Belfast City Airport on a Sunday will generally be more expensive and average around £134. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Belfast City Airport?

Flying to Belfast City Airport from London Heathrow Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as £114 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Belfast City Airport is in the evening when prices are around £134.

What is the cheapest London Heathrow to Belfast City flight route?

Fly from London Heathrow to Belfast City for the best London Heathrow - Belfast City flight prices

How far in advance should I book a flight to Belfast City Airport?

You are more likely to see cheaper flights to Belfast City Airport from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Belfast City Airport for around £126 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belfast City Airport from London Heathrow Airport for as low as £85 on momondo.

What cabin class options are available on London Heathrow to Belfast City flights?

There are 3 cabin classes available to choose from on London Heathrow to Belfast City flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London Heathrow Airport to Belfast City Airport flight prices changed over time?

As of February 2026, prices for London Heathrow Airport to Belfast City Airport flights are approximately 19% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Belfast City Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Belfast City Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Belfast City Airport (LHR to BHD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Belfast City Airport

Best price found

£85

Fastest flight time

1h 20m

Direct flights

Every day
The best one-way flight to Belfast City Airport from London Heathrow Airport in the past 72 hours is £85. The best return flight deal from London Heathrow Airport to Belfast City Airport found on momondo in the last 72 hours is £97.
The fastest flight from London Heathrow Airport to Belfast City Airport takes 1h 20m
Direct flights go from London Heathrow Airport to Belfast City Airport every day.
Search flight deals

  • How far is London Heathrow to Belfast City by plane?

    The straight-line distance from London Heathrow to Belfast City is 312.5 mi. 1h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London Heathrow Airport to Belfast City Airport?

    Prices for flights from London Heathrow Airport to Belfast City Airport refresh daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Belfast City Airport?

  • How old do you have to be to fly from London Heathrow Airport to Belfast City Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Belfast City Airport.

  • What documentation or ID do you need to fly to Belfast City Airport?

    The travel and health documents you'll need for your trip to Belfast City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Belfast City Airport?

  • What is the most popular airline from London Heathrow Airport to Belfast City Airport?

Best airlines flying from London Heathrow Airport to Belfast City Airport

Compare and see reviews for airlines that fly from London Heathrow Airport to Belfast City Airport with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £38Free CancellationRating
6.9
1,873 reviews
Search easyJet flights
British AirwaysPriceFrom £83Free CancellationRating
6.7
7,737 reviews
Search British Airways flights

  • British Airways Flights From London Heathrow Airport to Belfast City Airport

    Across 21 British Airways flights from London Heathrow Airport to Belfast City Airport this week, the average price was £126, with the best British Airways deals starting from £83 round-trip. 7,737 users have rated British Airways on momondo, with an average score of 6.7/10.

Travelling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newcastle
Bangor
Carrickfergus

Why use momondo?

Why should I use momondo to find a flight deal from London to Belfast?

It is quick and easy to find London to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.

Can I find flights from London to Belfast with flexible booking policies on momondo?

momondo does allow users to show only those flights to Belfast from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Belfast?

momondo provides multiple filters to help you find the best flight to Belfast from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Belfast right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Belfast from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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