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Cheap flights from the United Kingdom to Belfast from £20

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BHD
30 Apr — 7 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Belfast
Explore the most affordable flight options available from United Kingdom to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 March 2026.

Wed 1/406:05
MAN
-
BFS
Nonstop1h 00m
Ryanair
Sat 4/421:40
BFS
-
MAN
Nonstop1h 00m
Ryanair
Deal found 27/3£34
Sat 2/520:15
MAN
-
BFS
Nonstop1h 00m
Ryanair
Mon 4/508:40
BFS
-
MAN
Nonstop1h 00m
Ryanair
Deal found 31/3£35
Wed 1/406:05
MAN
-
BFS
Nonstop1h 00m
Ryanair
Wed 1/415:40
BFS
-
MAN
Nonstop1h 00m
Ryanair
Deal found 26/3£36
Fri 10/407:30
MAN
-
BFS
Nonstop1h 00m
Ryanair
Sun 26/422:00
BFS
-
MAN
Nonstop1h 00m
Ryanair
Deal found 28/3£36
Thu 14/514:20
MAN
-
BFS
Nonstop1h 00m
Ryanair
Sun 17/522:00
BFS
-
MAN
Nonstop1h 00m
Ryanair
Deal found 30/3£37
Fri 24/418:30
MAN
-
BFS
Nonstop1h 00m
Ryanair
Sun 3/522:00
BFS
-
MAN
Nonstop1h 00m
Ryanair
Deal found 29/3£38
Mon 15/620:30
MAN
-
BFS
Nonstop1h 00m
Ryanair
Fri 19/608:55
BFS
-
MAN
Nonstop1h 00m
Ryanair
Deal found 31/3£39
Sat 11/420:15
MAN
-
BFS
Nonstop1h 00m
Ryanair
Fri 17/408:55
BFS
-
MAN
Nonstop1h 00m
Ryanair
Deal found 28/3£39
Sun 26/408:35
MAN
-
BFS
Nonstop1h 00m
Ryanair
Sun 3/522:00
BFS
-
MAN
Nonstop1h 00m
Ryanair
Deal found 29/3£41
Tue 2/615:55
MAN
-
BHD
Nonstop0h 55m
easyJet
Thu 4/616:00
BHD
-
MAN
Nonstop0h 55m
easyJet
Deal found 30/3£42
Tue 2/619:55
MAN
-
BFS
Nonstop1h 00m
easyJet
Thu 4/610:20
BFS
-
MAN
Nonstop1h 00m
easyJet
Deal found 31/3£42
Sat 11/420:15
MAN
-
BFS
Nonstop1h 00m
Ryanair
Sat 18/421:40
BFS
-
MAN
Nonstop1h 00m
Ryanair
Deal found 28/3£42

Find flight deals from United Kingdom to Belfast

Keep the following information in mind while searching for United Kingdom to Belfast flight deals. Data was last updated 31 March 2026.

Round-trip from

£34

One-way from

£20

Popular in

July

Cheapest in

January

Average price

£64
Ryanair
  • Ryanair
  • 23/4-24/4
  • Nonstop
  • 2h 00m total
  • United Kingdom to Belfast
Search Deals
Ryanair
  • Ryanair
  • 6/4
  • Nonstop
  • 1h 00m total
  • United Kingdom to Belfast
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 31 March 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

Cheapest return flight

ManchesterBelfast

MAN - BFS

MANBFS

Manchester

Thu 14/5

14:20-15:20

Nonstop1h 00m

Belfast Intl

Sun 17/5

22:00-23:00

Nonstop1h 00m

£37

ManchesterBelfast

MAN - BFS

MANBFS

Manchester

Fri 28/8

18:30-19:30

Nonstop1h 00m

Belfast Intl

Sun 30/8

07:10-08:10

Nonstop1h 00m

£38
Fastest return journey

ManchesterBelfast

MAN - BHD

MANBHD

Manchester

Tue 2/6

15:55-16:50

Nonstop0h 55m

Belfast City

Thu 4/6

16:00-16:55

Nonstop0h 55m

£42

ManchesterBelfast

MAN - BFS

MANBFS

Manchester

Tue 2/6

19:55-20:55

Nonstop1h 00m

Belfast Intl

Thu 4/6

10:20-11:20

Nonstop1h 00m

£42

ManchesterBelfast

MAN - BFS

MANBFS

Manchester

Tue 9/6

06:25-07:25

Nonstop1h 00m

Belfast Intl

Mon 15/6

22:20-23:15

Nonstop0h 55m

£44

ManchesterBelfast

MAN - BFS

MANBFS

Manchester

Mon 18/5

07:10-08:10

Nonstop1h 00m

Belfast Intl

Wed 20/5

21:50-22:45

Nonstop0h 55m

£51

LondonBelfast

LTN - BHD

LTNBHD

London Luton

Sat 25/4

06:30-07:50

Nonstop1h 20m

Belfast City

Mon 27/4

09:50-11:00

Nonstop1h 10m

£51

LondonBelfast

LTN - BHD

LTNBHD

London Luton

Tue 21/4

06:15-07:35

Nonstop1h 20m

Belfast City

Tue 21/4

20:25-21:35

Nonstop1h 10m

£51

LondonBelfast

LTN - BFS

LTNBFS

London Luton

Tue 28/4

06:05-07:25

Nonstop1h 20m

Belfast Intl

Tue 28/4

19:20-20:30

Nonstop1h 10m

£51

LondonBelfast

LTN - BFS

LTNBFS

London Luton

Thu 16/4

07:10-08:30

Nonstop1h 20m

Belfast Intl

Wed 29/4

20:10-21:20

Nonstop1h 10m

£51

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

Best time to book a flight from United Kingdom to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from United Kingdom 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 the United Kingdom to Belfast

What is the cheapest month to book a flight from United Kingdom to Belfast?

Currently, March is the cheapest month in which you can book a flight from United Kingdom to Belfast (average of £15). Flying from United Kingdom to Belfast in June is currently the most expensive (average of £21). 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 GB to BFS?

Find hourly flight availability from United Kingdom to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 March 2026.

A simple way to save on the total cost of your ticket is to fly from United Kingdom to Belfast in the morning. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight at midday.

What is the cheapest day to fly from United Kingdom to Belfast?

Use this chart to determine the cheapest time to fly return from United Kingdom to Belfast. Price data was last updated on 28 March 2026.

Travellers seeking maximum savings on their United Kingdom to Belfast flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated 31 March 2026.
Check out reviews from past customers who have flown with Aer Lingus,Ryanair, andeasyJet from the United Kingdom to Belfast to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.2
Good
1,493 reviews
Check prices

Comfort

7.2

Food

6.6

Crew

8.1

Entertainment

7.0

Boarding

7.4

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
Aer Lingus
7.2
Good
1,493 reviews
Aer Lingus
7.2
Good
1,493 reviews
Check prices

Comfort

7.2

Food

6.6

Crew

8.1

Entertainment

7.0

Boarding

7.4

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
Ryanair
6.9
Okay
5,311 reviews
Aer Lingus
7.2
Good
1,493 reviews
Check prices

Comfort

7.2

Food

6.6

Crew

8.1

Entertainment

7.0

Boarding

7.4

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
easyJet
6.9
Okay
1,889 reviews
Aer Lingus
7.2
Good
1,493 reviews
Check prices

Comfort

7.2

Food

6.6

Crew

8.1

Entertainment

7.0

Boarding

7.4

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
British Airways
6.7
Okay
7,839 reviews
Aer Lingus
7.2
Good
1,493 reviews
Check prices

Comfort

7.2

Food

6.6

Crew

8.1

Entertainment

7.0

Boarding

7.4

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
Ryanair
6.4
Okay
Aer Lingus
7.2
Good
1,493 reviews
Check prices

Comfort

7.2

Food

6.6

Crew

8.1

Entertainment

7.0

Boarding

7.4

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Belfast. 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 United Kingdom to Belfast?

    For as low as £42, Ryanair can have you in Belfast from United Kingdom in 55m. United Kingdom and Belfast are separated by a distance of 170 mi. Most flights are nonstop.

  • What are the cheapest airlines to fly from United Kingdom to Belfast one-way?

    One-way options have recently been found by users for as low as £15 on Ryanair. Other airlines that offer cheap prices include Ryanair from £18 and easyJet from £18 one-way.

  • What are the most popular routes from United Kingdom to Belfast?

    Most travelers choose London Gatwick - Belfast Intl, London Luton - Belfast Intl or London Heathrow - Belfast Intl when deciding on the best route from United Kingdom to Belfast.

  • Can I find deals for flights from United Kingdom to Belfast that include hotel bookings?

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

  • How can I find direct flights from United Kingdom to Belfast?

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

  • Can I find deals for business class flights from United Kingdom to Belfast?

    Yes. Cheapflights offers flight deals from United Kingdom to Belfast 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 United Kingdom to Belfast?

    Currently, March is the cheapest month in which you can book a flight from United Kingdom to Belfast (average of £15). Flying from United Kingdom to Belfast in June is currently the most expensive (average of £21). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Belfast Intl flights
Luton to Belfast Intl flights
Charles de Gaulle to Belfast Intl flights
Gatwick to Belfast City flights
Manchester to Belfast Intl flights
Heathrow to Belfast City flights
Heathrow to Belfast Intl flights
Luton to Belfast City flights
London City to Belfast City flights
Stansted to Belfast City flights
Manchester to Belfast City flights
Beauvais-Tille to Belfast Intl flights
Stansted to Belfast Intl flights
London City to Belfast Intl flights
Edinburgh to Belfast Intl flights
Birmingham to Belfast Intl flights
Liverpool to Belfast Intl flights
Bristol to Belfast Intl flights
Birmingham to Belfast City flights
Charles de Gaulle to Belfast City flights
Edinburgh to Belfast City flights
Leeds to Belfast Intl flights
Glasgow Intl to Belfast Intl flights
Krakow to Belfast Intl flights
Liverpool to Belfast City flights
Frankfurt to Belfast Intl flights
Leeds to Belfast City flights
East Midlands to Belfast Intl flights
Dublin to Belfast Intl flights
Glasgow Intl to Belfast City flights
East Midlands to Belfast City flights
Heathrow to Derry flights
Newcastle upon Tyne to Belfast Intl flights
Bristol to Belfast City flights
Amsterdam to Belfast Intl flights
Cork to Belfast Intl flights
Frankfurt to Belfast City flights
Cardiff to Belfast Intl flights
Southampton to Belfast Intl flights
Cardiff to Belfast City flights
Frankfurt-Hahn to Belfast Intl flights
Barcelona-El Prat to Belfast Intl flights
Newcastle upon Tyne to Belfast City flights
Dublin to Belfast City flights
Lyon to Belfast Intl flights
Krakow to Belfast City flights
Aberdeen to Belfast Intl flights
Southend to Belfast Intl flights

Top 7 airlines flying from United Kingdom to Belfast

Discover the top 7 airlines that operate flights from United Kingdom to Belfast. 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 31 March 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£17Average£53FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£19Average£56FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£23Average£78FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Aer LingusCheapest£39Average£101FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£87Average£196FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LoganairCheapest£89Average£188FlexibilityNo cancel feeOn-time79%
Search Loganair flights
KLMCheapest£209Average£290FlexibilityNo cancel feeOn-time75%
Search KLM 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 United Kingdom to Belfast?

When you search for this flight from United Kingdom to Belfast, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Belfast?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belfast from United Kingdom.

Can Cheapflights find flights from United Kingdom to Belfast with no change fees?

Yes! Cheapflights helps users easily find flights from United Kingdom to Belfast with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to Belfast become cheaper?

Of course! You can now track prices for flights from United Kingdom to Belfast and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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