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Cheap flights from the United Kingdom to Belfast from £18

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Belfast departing on 4/3. 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 the United Kingdom to Belfast

Recent return flight deals from the United Kingdom to Belfast

Enter your travel dates to find the best prices.
easyJet Logo
17:05 - 18:20
LTN
-
BFS
1h 15mdirect
easyJet Logo
21:00 - 22:10
BFS
-
LTN
1h 10mdirect
£31easyJet
Thu, 19 Mar - Thu, 26 Mar
Ryanair Logo
06:05 - 07:25
STN
-
BFS
1h 20mdirect
Ryanair Logo
05:45 - 07:05
BFS
-
STN
1h 20mdirect
£32Ryanair
Fri, 20 Feb - Sun, 22 Feb
easyJet Logo
15:00 - 16:15
LTN
-
BHD
1h 15mdirect
easyJet Logo
20:00 - 21:20
BHD
-
LTN
1h 20mdirect
£32easyJet
Wed, 25 Feb - Thu, 26 Feb
easyJet Logo
07:00 - 08:20
LTN
-
BFS
1h 20mdirect
easyJet Logo
07:00 - 08:10
BFS
-
LTN
1h 10mdirect
£32easyJet
Thu, 12 Mar - Wed, 18 Mar
Ryanair Logo
19:25 - 20:25
MAN
-
BFS
1h 00mdirect
Ryanair Logo
07:50 - 08:50
BFS
-
MAN
1h 00mdirect
£33Ryanair
Fri, 20 Feb - Mon, 23 Feb
Ryanair Logo
06:05 - 07:25
STN
-
BFS
1h 20mdirect
Ryanair Logo
05:45 - 07:05
BFS
-
STN
1h 20mdirect
£33Ryanair
Fri, 20 Feb - Sun, 22 Feb
easyJet Logo
08:20 - 09:40
LTN
-
BFS
1h 20mdirect
easyJet Logo
18:55 - 20:05
BFS
-
LTN
1h 10mdirect
£33easyJet
Mon, 23 Feb - Thu, 26 Feb
easyJet Logo
08:45 - 09:45
MAN
-
BFS
1h 00mdirect
easyJet Logo
20:55 - 21:50
BFS
-
MAN
0h 55mdirect
£34easyJet
Tue, 24 Feb - Tue, 3 Mar
British Airways Logo
09:05 - 10:30
LHR
-
BHD
1h 25mdirect
British Airways Logo
19:25 - 20:45
BHD
-
LHR
1h 20mdirect
£81British Airways
Wed, 18 Mar - Mon, 23 Mar
British Airways Logo
06:50 - 08:15
LHR
-
BHD
1h 25mdirect
British Airways Logo
15:40 - 17:05
BHD
-
LHR
1h 25mdirect
£93British Airways
Thu, 12 Mar - Wed, 18 Mar

Ryanair flights from United Kingdom to Belfast

Our best Ryanair deals on United Kingdom to Belfast flight tickets
Ryanair
20 Feb
STN06:05London Stansted
1h 20m
BFS07:25Belfast Intl
22 Feb
BFS05:45Belfast Intl
1h 20m
STN07:05London Stansted
£32
Ryanair
20 Feb
MAN19:25Manchester
1h 00m
BFS20:25Belfast Intl
23 Feb
BFS07:50Belfast Intl
1h 00m
MAN08:50Manchester
£33
Ryanair
9 Feb
MAN06:25Manchester
1h 00m
BFS07:25Belfast Intl
12 Feb
BFS16:35Belfast Intl
1h 00m
MAN17:35Manchester
£34

easyJet flights from United Kingdom to Belfast

Our best easyJet deals on United Kingdom to Belfast flight tickets
easyJet
19 Mar
LTN17:05London Luton
1h 15m
BFS18:20Belfast Intl
26 Mar
BFS21:00Belfast Intl
1h 10m
LTN22:10London Luton
£31
easyJet
12 Mar
LTN07:00London Luton
1h 20m
BFS08:20Belfast Intl
18 Mar
BFS07:00Belfast Intl
1h 10m
LTN08:10London Luton
£32
easyJet
23 Feb
LTN08:20London Luton
1h 20m
BFS09:40Belfast Intl
26 Feb
BFS18:55Belfast Intl
1h 10m
LTN20:05London Luton
£33

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Belfast 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 4 February 2026.
Use the filters below to find and compare flights from the United Kingdom to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBelfast

LTN - BFS

LTNBFS

London Luton

Thu 19/3

17:05-18:20

Nonstop1h 15m

Belfast Intl

Thu 26/3

21:00-22:10

Nonstop1h 10m

£31

LondonBelfast

STN - BFS

STNBFS

London Stansted

Fri 20/2

06:05-07:25

Nonstop1h 20m

Belfast Intl

Sun 22/2

05:45-07:05

Nonstop1h 20m

£32

LondonBelfast

LTN - BHD

LTNBHD

London Luton

Wed 25/2

15:00-16:15

Nonstop1h 15m

Belfast City

Thu 26/2

20:00-21:20

Nonstop1h 20m

£32

LondonBelfast

LTN - BFS

LTNBFS

London Luton

Thu 12/3

07:00-08:20

Nonstop1h 20m

Belfast Intl

Wed 18/3

07:00-08:10

Nonstop1h 10m

£32

ManchesterBelfast

MAN - BFS

MANBFS

Manchester

Fri 20/2

19:25-20:25

Nonstop1h 00m

Belfast Intl

Mon 23/2

07:50-08:50

Nonstop1h 00m

£33

LondonBelfast

STN - BFS

STNBFS

London Stansted

Fri 20/2

06:05-07:25

Nonstop1h 20m

Belfast Intl

Sun 22/2

05:45-07:05

Nonstop1h 20m

£33

LondonBelfast

LTN - BFS

LTNBFS

London Luton

Mon 23/2

08:20-09:40

Nonstop1h 20m

Belfast Intl

Thu 26/2

18:55-20:05

Nonstop1h 10m

£33

ManchesterBelfast

MAN - BFS

MANBFS

Manchester

Tue 24/2

08:45-09:45

Nonstop1h 00m

Belfast Intl

Tue 3/3

20:55-21:50

Nonstop0h 55m

£34

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Wed 18/3

09:05-10:30

Nonstop1h 25m

Belfast City

Mon 23/3

19:25-20:45

Nonstop1h 20m

£81

LondonBelfast

LHR - BHD

LHRBHD

London Heathrow

Thu 12/3

06:50-08:15

Nonstop1h 25m

Belfast City

Wed 18/3

15:40-17:05

Nonstop1h 25m

£93

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from United Kingdom to Belfast

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 cheapest month to fly to Belfast?

The cheapest month to fly to Belfast from United Kingdom is in January. Flight prices, which tend to average around £42, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of £45.

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

The cheapest day to depart on your flight to Belfast is on a Tuesday when prices can be found for as low as £61. This is often the case because there is less demand to fly during this day of the week. Flights from United Kingdom to Belfast on a Friday will generally be more expensive and average around £75. 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?

The cheapest time of day to fly to Belfast is in the morning when flights can be purchased for as low as £88. Flights to Belfast are more costly at midday, with an average ticket price of £114. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest United Kingdom to Belfast flight route?

Fly from Manchester to Londonderry Eglinton for the best United Kingdom - Belfast flight prices

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

You are more likely to see cheaper flights to Belfast from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Belfast for around £130 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belfast from United Kingdom for as low as £99 on momondo.

What cabin class options are available on United Kingdom to Belfast flights?

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

Cheap United Kingdom to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Belfast

Fastest flight time

0h 45m

Direct flights

Every day

Airports in Belfast

2 airports
The fastest flight from United Kingdom to Belfast takes 0h 45m
Direct flights go from United Kingdom to Belfast every day.
There are 2 airports in Belfast. From United Kingdom there are direct flights to Belfast Intl (BFS).
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Belfast?

    Prices for flights from United Kingdom to Belfast are updated daily.

  • How many operators does momondo search for flights from United Kingdom to Belfast?

  • How old do you have to be to fly from United Kingdom to Belfast?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Belfast.

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

    The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from United Kingdom to Belfast

Compare and see reviews for airlines that fly from United Kingdom to Belfast with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £16Free CancellationRating
6.4
125 reviews
Search Ryanair flights
RyanairPriceFrom £20Free CancellationRating
6.9
5,259 reviews
Search Ryanair flights
easyJetPriceFrom £22Free CancellationRating
6.9
1,867 reviews
Search easyJet flights
Aer LingusPriceFrom £35Free CancellationRating
7.2
1,444 reviews
Search Aer Lingus flights
British AirwaysPriceFrom £82Free CancellationRating
6.7
7,714 reviews
Search British Airways flights
LoganairPriceFrom £82Free CancellationRating
0.0
0 reviews
Search Loganair flights
KLMPriceFrom £202Free CancellationRating
7.7
1,448 reviews
Search KLM flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United Kingdom to Belfast for you.

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

Yes. momondo enables you to select and highlight flights to Belfast from United Kingdom with this policy.

How can momondo help me find flights from United Kingdom to Belfast?

Once you have performed a search for United Kingdom to Belfast flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Belfast, momondo offers a useful price alert feature which will track prices for flights to Belfast from United Kingdom and alert you when they change.

An easier way to manage your Belfast trip

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport