Cheap flights from Northern Ireland to London 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 Northern Ireland to London departing on 6/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

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easyJet Logo
20:00 - 21:20
BHD
-
LTN
1h 20mdirect
easyJet Logo
10:25 - 11:40
LTN
-
BHD
1h 15mdirect
£39easyJet
Thu, 12 Mar - Tue, 17 Mar
easyJet Logo
06:30 - 08:00
BFS
-
LGW
1h 30mdirect
easyJet Logo
06:10 - 07:40
LGW
-
BFS
1h 30mdirect
£39easyJet
Thu, 26 Feb - Sat, 28 Feb
Ryanair Logo
05:45 - 07:05
BFS
-
STN
1h 20mdirect
Ryanair Logo
07:45 - 09:05
STN
-
BFS
1h 20mdirect
£39Ryanair
Tue, 10 Feb - Tue, 17 Feb
easyJet Logo
19:35 - 20:50
BHD
-
LGW
1h 15mdirect
easyJet Logo
07:50 - 09:20
LGW
-
BHD
1h 30mdirect
£39easyJet
Thu, 26 Feb - Sat, 28 Feb
Ryanair Logo
18:00 - 19:20
BFS
-
STN
1h 20mdirect
Ryanair Logo
06:05 - 07:25
STN
-
BFS
1h 20mdirect
£39Ryanair
Fri, 23 Jan - Fri, 30 Jan
easyJet Logo
08:50 - 10:00
BFS
-
LTN
1h 10mdirect
easyJet Logo
07:00 - 08:20
LTN
-
BFS
1h 20mdirect
£39easyJet
Sat, 24 Jan - Sat, 31 Jan
British Airways Logo
09:10 - 10:40
BHD
-
LHR
1h 30mdirect
British Airways Logo
15:45 - 17:15
LHR
-
BHD
1h 30mdirect
£83British Airways
Sun, 1 Mar - Sat, 7 Mar
British Airways Logo
06:45 - 08:20
BHD
-
LHR
1h 35mdirect
British Airways Logo
17:10 - 18:40
LHR
-
BHD
1h 30mdirect
£87British Airways
Fri, 6 Mar - Mon, 9 Mar
Multiple Airlines Logo
13:15 - 22:15
BHD
-
STN
9h 00m
1 stop
Multiple Airlines Logo
05:55 - 12:55
STN
-
BHD
7h 00m
1 stop
£103Multiple Airlines
Mon, 26 Jan - Thu, 29 Jan
Multiple Airlines Logo
11:40 - 21:20
BHD
-
STN
9h 40m
1 stop
Multiple Airlines Logo
06:05 - 11:55
STN
-
BHD
5h 50m
1 stop
£104Multiple Airlines
Fri, 17 Apr - Mon, 20 Apr

British Airways flights from Northern Ireland to Brighton

Our best British Airways deals on Northern Ireland to Brighton flight tickets
British Airways
1 Mar
BHD09:10Belfast City
1h 30m
LHR10:40London Heathrow
7 Mar
LHR15:45London Heathrow
1h 30m
BHD17:15Belfast City
£83
British Airways
6 Mar
BHD06:45Belfast City
1h 35m
LHR08:20London Heathrow
9 Mar
LHR17:10London Heathrow
1h 30m
BHD18:40Belfast City
£87
British Airways
17 Apr
BHD20:10Belfast City
1h 15m
LHR21:25London Heathrow
20 Apr
LHR07:20London Heathrow
1h 20m
BHD08:40Belfast City
£88

KLM flights from Northern Ireland to Brighton

Our best KLM deals on Northern Ireland to Brighton flight tickets
KLM
24 Jan
BHD17:20Belfast City
14h 20m
1 stop
LHR07:40London Heathrow
31 Jan
LHR06:30London Heathrow
10h 20m
1 stop
BHD16:50Belfast City
£216
KLM
20 Mar
BHD06:30Belfast City
10h 50m
1 stop
LCY17:20London City
23 Mar
LCY07:45London City
9h 05m
1 stop
BHD16:50Belfast City
£224

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Brighton 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 January 2026.
Use the filters below to find and compare flights from Northern Ireland to Brighton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastLondon

BHD - LTN

BHDLTN

Belfast City

Thu 12/3

20:00-21:20

Nonstop1h 20m

London Luton

Tue 17/3

10:25-11:40

Nonstop1h 15m

£39

BelfastLondon

BFS - LGW

BFSLGW

Belfast Intl

Thu 26/2

06:30-08:00

Nonstop1h 30m

London Gatwick

Sat 28/2

06:10-07:40

Nonstop1h 30m

£39

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Tue 10/2

05:45-07:05

Nonstop1h 20m

London Stansted

Tue 17/2

07:45-09:05

Nonstop1h 20m

£39

BelfastLondon

BHD - LGW

BHDLGW

Belfast City

Thu 26/2

19:35-20:50

Nonstop1h 15m

London Gatwick

Sat 28/2

07:50-09:20

Nonstop1h 30m

£39

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Fri 23/1

18:00-19:20

Nonstop1h 20m

London Stansted

Fri 30/1

06:05-07:25

Nonstop1h 20m

£39

BelfastLondon

BFS - LTN

BFSLTN

Belfast Intl

Sat 24/1

08:50-10:00

Nonstop1h 10m

London Luton

Sat 31/1

07:00-08:20

Nonstop1h 20m

£39

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Sun 1/3

09:10-10:40

Nonstop1h 30m

London Heathrow

Sat 7/3

15:45-17:15

Nonstop1h 30m

£83

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Fri 6/3

06:45-08:20

Nonstop1h 35m

London Heathrow

Mon 9/3

17:10-18:40

Nonstop1h 30m

£87

BelfastLondon

BHD - STN

BHDSTN

Belfast City

Mon 26/1

13:15-22:15

1 stop9h 00m

London Stansted

Thu 29/1

05:55-12:55

1 stop7h 00m

£103

BelfastLondon

BHD - STN

BHDSTN

Belfast City

Fri 17/4

11:40-21:20

1 stop9h 40m

London Stansted

Mon 20/4

06:05-11:55

1 stop5h 50m

£104

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 London from

How to get the cheapest flight ticket from Northern Ireland to Brighton

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 Brighton?

If you aren’t able to travel to Brighton during the month of March, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £48.

What is the cheapest Northern Ireland to Brighton flight route?

Fly from Belfast Intl to London Luton for the best Northern Ireland - Brighton flight prices

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

You are more likely to see cheaper flights to Brighton from Northern Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Brighton for around £121 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brighton from Northern Ireland for as low as £98 on momondo.

What cabin class options are available on Northern Ireland to Brighton flights?

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

Can stopping save me money on Northern Ireland to Brighton flights?

No. A direct flight is the cheapest option for a flight between Northern Ireland to Brighton.

Cheap Northern Ireland to Brighton flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to Brighton

Fastest flight time

1h 10m

Direct flights

Every day

Airports in Brighton

6 airports
The fastest flight from Northern Ireland to Brighton takes 1h 10m
Direct flights go from Northern Ireland to Brighton every day.
There are 6 airports in Brighton. From Northern Ireland there are direct flights to London Luton (LTN).
  • When did momondo last update prices for flights from Northern Ireland to Brighton?

    Prices for flights from Northern Ireland to Brighton were last updated today.

  • How many operators does momondo search for flights from Northern Ireland to Brighton?

  • How old do you have to be to fly from Northern Ireland to Brighton?

    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 Northern Ireland to Brighton.

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

    The travel and health documents you'll need for your trip to Brighton 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 Brighton. 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 Northern Ireland to Brighton?

Best airlines flying from Northern Ireland to Brighton

Compare and see reviews for airlines that fly from Northern Ireland to Brighton with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £23Free CancellationRating
6.4
124 reviews
Search Ryanair flights
easyJetPriceFrom £28Free CancellationRating
6.9
1,862 reviews
Search easyJet flights
RyanairPriceFrom £48Free CancellationRating
6.9
5,242 reviews
Search Ryanair flights
Aer LingusPriceFrom £72Free CancellationRating
7.2
1,435 reviews
Search Aer Lingus flights
British AirwaysPriceFrom £79Free CancellationRating
6.7
7,669 reviews
Search British Airways flights
LoganairPriceFrom £134Free CancellationRating
0.0
0 reviews
Search Loganair flights

Why use momondo?

Why should I use momondo to find a flight deal from Northern Ireland to Brighton?

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 Northern Ireland to Brighton for you.

Can I find flights from Northern Ireland to Brighton with flexible booking policies on momondo?

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

How can momondo help me find flights from Northern Ireland to Brighton?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Northern Ireland to Brighton.

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

Yes. momondo can track prices for Northern Ireland to Brighton flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Thu 12/2
Thu 19/2

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