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Cheap flights from Northern Ireland to the United Kingdom 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 the United Kingdom departing on 22/6. 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 Northern Ireland to the United Kingdom

Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
18:50 - 19:45
BFS
-
EDI
0h 55mdirect
Ryanair Logo
19:00 - 19:50
EDI
-
BFS
0h 50mdirect
£31Ryanair
Mon, 22 Jun - Wed, 24 Jun
Ryanair Logo
06:40 - 07:35
BFS
-
EDI
0h 55mdirect
Ryanair Logo
15:40 - 16:30
EDI
-
BFS
0h 50mdirect
£32Ryanair
Thu, 2 Jul - Sat, 4 Jul
Ryanair Logo
05:55 - 06:50
BFS
-
EDI
0h 55mdirect
Ryanair Logo
08:00 - 08:50
EDI
-
BFS
0h 50mdirect
£33Ryanair
Tue, 16 Jun - Thu, 18 Jun
Ryanair Logo
05:55 - 06:50
BFS
-
EDI
0h 55mdirect
Ryanair Logo
07:15 - 08:05
EDI
-
BFS
0h 50mdirect
£33Ryanair
Wed, 24 Jun - Wed, 1 Jul
Multiple Airlines Logo
19:20 - 20:15
BFS
-
EDI
0h 55mdirect
Multiple Airlines Logo
07:00 - 07:50
EDI
-
BFS
0h 50mdirect
£36Multiple Airlines
Fri, 14 Aug - Sat, 29 Aug
easyJet Logo
22:15 - 23:05
BFS
-
EDI
0h 50mdirect
easyJet Logo
07:05 - 07:55
EDI
-
BFS
0h 50mdirect
£38easyJet
Fri, 5 Jun - Sun, 7 Jun
easyJet Logo
21:20 - 22:30
BFS
-
LTN
1h 10mdirect
easyJet Logo
06:05 - 07:25
LTN
-
BFS
1h 20mdirect
£50easyJet
Tue, 7 Jul - Tue, 14 Jul
British Airways Logo
19:05 - 20:20
BHD
-
LHR
1h 15mdirect
British Airways Logo
17:20 - 18:45
LHR
-
BHD
1h 25mdirect
£102British Airways
Sat, 11 Jul - Mon, 13 Jul
British Airways Logo
14:20 - 15:45
BHD
-
LHR
1h 25mdirect
British Airways Logo
12:50 - 14:15
LHR
-
BHD
1h 25mdirect
£107British Airways
Thu, 15 Oct - Tue, 27 Oct
Multiple Airlines Logo
05:55 - 07:25
BFS
-
LHR
25h 30m
1 stop
Multiple Airlines Logo
20:10 - 20:40
LHR
-
BFS
24h 30m
1 stop
£165Multiple Airlines
Wed, 22 Jul - Sat, 25 Jul

British Airways flights from Northern Ireland to United Kingdom

Our best British Airways deals on Northern Ireland to United Kingdom flight tickets
British Airways
15 Oct
BHD14:20Belfast City
1h 25m
LHR15:45London Heathrow
27 Oct
LHR12:50London Heathrow
1h 25m
BHD14:15Belfast City
£107
British Airways
25 Sept
BHD19:35Belfast City
1h 15m
LHR20:50London Heathrow
27 Sept
LHR08:45London Heathrow
1h 20m
BHD10:05Belfast City
£108
British Airways
23 Sept
BHD20:35Belfast City
1h 15m
LHR21:50London Heathrow
25 Sept
LHR17:20London Heathrow
1h 25m
BHD18:45Belfast City
£109

KLM flights from Northern Ireland to United Kingdom

Our best KLM deals on Northern Ireland to United Kingdom flight tickets
KLM
5 Jun
BHD09:50Belfast City
7h 45m
1 stop
LHR17:35London Heathrow
11 Jun
LHR11:45London Heathrow
5h 10m
1 stop
BHD16:55Belfast City
£207
KLM
12 Jun
BHD17:30Belfast City
14h 25m
1 stop
LCY07:55London City
15 Jun
LCY20:15London City
13h 05m
1 stop
BHD09:20Belfast City
£220

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to United Kingdom 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 26 May 2026.
Use the filters below to find and compare flights from Northern Ireland to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastEdinburgh

BFS - EDI

BFSEDI

Belfast Intl

Mon 22/6

18:50-19:45

Nonstop0h 55m

Edinburgh Turnhouse

Wed 24/6

19:00-19:50

Nonstop0h 50m

£31

BelfastEdinburgh

BFS - EDI

BFSEDI

Belfast Intl

Thu 2/7

06:40-07:35

Nonstop0h 55m

Edinburgh Turnhouse

Sat 4/7

15:40-16:30

Nonstop0h 50m

£32

BelfastEdinburgh

BFS - EDI

BFSEDI

Belfast Intl

Tue 16/6

05:55-06:50

Nonstop0h 55m

Edinburgh Turnhouse

Thu 18/6

08:00-08:50

Nonstop0h 50m

£33

BelfastEdinburgh

BFS - EDI

BFSEDI

Belfast Intl

Wed 24/6

05:55-06:50

Nonstop0h 55m

Edinburgh Turnhouse

Wed 1/7

07:15-08:05

Nonstop0h 50m

£33

BelfastEdinburgh

BFS - EDI

BFSEDI

Belfast Intl

Fri 14/8

19:20-20:15

Nonstop0h 55m

Edinburgh Turnhouse

Sat 29/8

07:00-07:50

Nonstop0h 50m

£36
Fastest return journey

BelfastEdinburgh

BFS - EDI

BFSEDI

Belfast Intl

Fri 5/6

22:15-23:05

Nonstop0h 50m

Edinburgh Turnhouse

Sun 7/6

07:05-07:55

Nonstop0h 50m

£38

BelfastLondon

BFS - LTN

BFSLTN

Belfast Intl

Tue 7/7

21:20-22:30

Nonstop1h 10m

London Luton

Tue 14/7

06:05-07:25

Nonstop1h 20m

£50

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Sat 11/7

19:05-20:20

Nonstop1h 15m

London Heathrow

Mon 13/7

17:20-18:45

Nonstop1h 25m

£102

BelfastLondon

BHD - LHR

BHDLHR

Belfast City

Thu 15/10

14:20-15:45

Nonstop1h 25m

London Heathrow

Tue 27/10

12:50-14:15

Nonstop1h 25m

£107

BelfastLondon

BFS - LHR

BFSLHR

Belfast Intl

Wed 22/7

05:55-07:25

1 stop25h 30m

London Heathrow

Sat 25/7

20:10-20:40

1 stop24h 30m

£165

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 the United Kingdom from

How to get the cheapest flight ticket from Northern Ireland to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Northern Ireland is in January. Flight prices, which tend to average around £60, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of January, then departing from Northern Ireland during the month May is also very affordable. Most momondo users find prices during this month for around £64.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Northern Ireland to United Kingdom is on a Thursday. Travellers who choose to depart for United Kingdom on a Thursday will often find tickets for as low as £72. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Northern Ireland to United Kingdom for around £85.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £119. Try not to purchase tickets in the afternoon because they tend to be around £616. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Northern Ireland to United Kingdom flight route?

Fly from Londonderry Eglinton to Edinburgh Turnhouse for the best Northern Ireland - United Kingdom flight prices

How far in advance should I book a flight from Northern Ireland to the United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Northern Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £133 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Northern Ireland for as low as £103 on momondo.

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

There are 3 cabin classes available to choose from on Northern Ireland to United Kingdom 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 United Kingdom flights?

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

Cheap Northern Ireland to United Kingdom flight deals and tips

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

Best price found

£16

Fastest flight time

0h 45m

Direct flights

Every day

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from Northern Ireland in the past 72 hours is £16. The best return flight deal from Northern Ireland to United Kingdom found on momondo in the last 72 hours is £31.
The fastest flight from Northern Ireland to United Kingdom takes 0h 45m
Direct flights go from Northern Ireland to United Kingdom every day.
There are 1,286 airports in United Kingdom. From Northern Ireland there are direct flights to London Luton (LTN), Edinburgh Turnhouse (EDI).
Search flight deals

Frequently asked questions about flying from Northern Ireland to the United Kingdom

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

    Prices for flights from Northern Ireland to United Kingdom are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Northern Ireland to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Northern Ireland to United Kingdom?

Best airlines flying from Northern Ireland to United Kingdom

Compare and see reviews for airlines that fly from Northern Ireland to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £16Free CancellationRating
6.5
129 reviews
Search Ryanair flights
easyJetPriceFrom £19Free CancellationRating
6.9
1,902 reviews
Search easyJet flights
RyanairPriceFrom £35Free CancellationRating
6.9
5,378 reviews
Search Ryanair flights
Aer LingusPriceFrom £39Free CancellationRating
7.3
1,586 reviews
Search Aer Lingus flights
British AirwaysPriceFrom £86Free CancellationRating
6.7
8,005 reviews
Search British Airways flights
LoganairPriceFrom £137Free 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 United Kingdom?

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 United Kingdom for you.

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

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

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

Once you have performed a search for Northern Ireland to United Kingdom 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 Northern Ireland to United Kingdom right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to United Kingdom from Northern Ireland. 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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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £29
Flights to Manchesterfrom £27
Flights to Birminghamfrom £39
Flights to Edinburghfrom £27
Flights to Belfastfrom £27
Flights to Glasgowfrom £29
Flights to Bristolfrom £44
Flights to Newcastle upon Tynefrom £44
Flights to Liverpoolfrom £36
Flights to Aberdeenfrom £56
Flights to Leedsfrom £59
Flights to Invernessfrom £49