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Cheap flights from Belfast to the United Kingdom from £17

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — LHR
14 Mar — 21 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Belfast to United Kingdom
Explore the most affordable flight options available from Belfast to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 February 2026.

Mon 16/321:00
BFS
-
LTN
Nonstop1h 10m
easyJet
Thu 19/307:00
LTN
-
BFS
Nonstop1h 20m
easyJet
Deal found 9/2£35
Mon 23/222:20
BFS
-
STN
Nonstop1h 20m
Ryanair
Thu 26/221:30
STN
-
BFS
Nonstop1h 20m
Ryanair
Deal found 10/2£35
Thu 26/221:00
BFS
-
LTN
Nonstop1h 10m
easyJet
Sat 28/207:00
LTN
-
BFS
Nonstop1h 20m
easyJet
Deal found 9/2£37
Tue 12/507:35
BFS
-
MAN
Nonstop1h 00m
Ryanair
Tue 19/509:00
MAN
-
BFS
Nonstop1h 00m
Ryanair
Deal found 10/2£37
Fri 17/419:55
BFS
-
STN
Nonstop1h 20m
Ryanair
Sun 19/410:35
STN
-
BFS
Nonstop1h 20m
Ryanair
Deal found 11/2£37
Fri 27/221:05
BFS
-
LTN
Nonstop1h 10m
easyJet
Mon 2/308:20
LTN
-
BFS
Nonstop1h 20m
easyJet
Deal found 11/2£37
Sat 28/312:45
BFS
-
MAN
Nonstop1h 00m
Ryanair
Sat 4/420:15
MAN
-
BFS
Nonstop1h 00m
Ryanair
Deal found 11/2£37
Sat 28/305:45
BFS
-
STN
Nonstop1h 20m
Ryanair
Sat 4/409:25
STN
-
BFS
Nonstop1h 20m
Ryanair
Deal found 11/2£37
Tue 10/305:45
BFS
-
STN
Nonstop1h 20m
Ryanair
Sun 15/310:40
STN
-
BFS
Nonstop1h 20m
Ryanair
Deal found 9/2£38
Fri 27/314:30
BFS
-
STN
Nonstop1h 20m
Ryanair
Fri 3/421:40
STN
-
BFS
Nonstop1h 20m
Ryanair
Deal found 10/2£39
Thu 26/307:05
BFS
-
MAN
Nonstop1h 00m
Multiple Airlines
Thu 26/315:10
MAN
-
BFS
Nonstop1h 00m
Multiple Airlines
Deal found 10/2£40
Wed 11/307:25
BHD
-
LGW
Nonstop1h 30m
easyJet
Wed 18/308:05
LGW
-
BHD
Nonstop1h 30m
easyJet
Deal found 9/2£40

Find flight deals from Belfast to United Kingdom

Keep the following information in mind while searching for Belfast to United Kingdom flight deals. Data was last updated 12 February 2026.

Round-trip from

£35

One-way from

£17

Popular in

June

Cheapest in

March

Average price

£55
easyJet
  • easyJet
  • 16/3-19/3
  • Nonstop
  • 2h 30m total
  • Belfast to United Kingdom
Search Deals
easyJet
  • easyJet
  • 4/3
  • Nonstop
  • 1h 10m total
  • Belfast to United Kingdom
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£13 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast 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, Cheapflights users made 858,174 searches. Data last updated 12 February 2026.
Use the filters below to find and compare flights from Belfast to the United Kingdom that are best for you.

Fly from

Belfast

Fly to

United Kingdom

Route

Depart

Return

Price

BelfastLondon

BFS - LTN

BFSLTN

Belfast Intl

Fri 20/3

21:05-22:15

Nonstop1h 10m

London Luton

Mon 23/3

08:20-09:40

Nonstop1h 20m

£35

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Wed 25/2

15:45-17:05

Nonstop1h 20m

London Stansted

Sat 28/2

07:30-08:50

Nonstop1h 20m

£35

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Tue 24/2

05:45-07:05

Nonstop1h 20m

London Stansted

Sat 28/2

07:30-08:50

Nonstop1h 20m

£35

BelfastLondon

BFS - LTN

BFSLTN

Belfast Intl

Wed 25/2

08:50-10:00

Nonstop1h 10m

London Luton

Sat 28/2

07:00-08:20

Nonstop1h 20m

£37

BelfastLondon

BFS - LTN

BFSLTN

Belfast Intl

Thu 26/2

21:00-22:10

Nonstop1h 10m

London Luton

Sat 28/2

07:00-08:20

Nonstop1h 20m

£37

BelfastManchester

BFS - MAN

BFSMAN

Belfast Intl

Tue 12/5

07:35-08:35

Nonstop1h 00m

Manchester

Tue 19/5

09:00-10:00

Nonstop1h 00m

£37

BelfastManchester

BFS - MAN

BFSMAN

Belfast Intl

Thu 7/5

12:45-13:45

Nonstop1h 00m

Manchester

Thu 7/5

21:20-22:20

Nonstop1h 00m

£37

BelfastManchester

BFS - MAN

BFSMAN

Belfast Intl

Tue 12/5

07:35-08:35

Nonstop1h 00m

Manchester

Thu 14/5

21:20-22:20

Nonstop1h 00m

£37

BelfastManchester

BFS - MAN

BFSMAN

Belfast Intl

Thu 5/3

09:05-10:05

Nonstop1h 00m

Manchester

Sun 8/3

09:10-10:10

Nonstop1h 00m

£37

BelfastLondon

BFS - STN

BFSSTN

Belfast Intl

Thu 26/3

06:00-07:20

Nonstop1h 20m

London Stansted

Mon 13/4

08:45-10:05

Nonstop1h 20m

£37

Flights are sorted by cheapest return flights first.

Deals found on 10/2

Showing 1-10 of 60 results
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2
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6

Best time to book a flight from Belfast to United Kingdom

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

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

Currently, February is the cheapest month in which you can book a flight from Belfast to United Kingdom (average of £13). Flying from Belfast to United Kingdom in December 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 BFS to GB?

Find hourly flight availability from Belfast to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 February 2026.

A simple way to save on the total cost of your ticket is to fly from Belfast to United Kingdom in the evening. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly return from Belfast to United Kingdom. Price data was last updated on 7 February 2026.

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

How often are flights from Belfast to the United Kingdom delayed?

About 14% of weekly flights between Belfast and United Kingdom have experienced delays in the past year, with the average delay time being 103 minutes.

What is the most punctual flight time for Belfast to the United Kingdom flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Belfast to the United Kingdom flights?

Over the past year, Loganair have had the lowest number of delays on this route, with just 7% of flights being delayed.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated 12 February 2026.
Get a feel of what it's like to fly with Aer Lingus, Ryanair, andeasyJet from Belfast to the United Kingdom by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.2
Good
1,449 reviews
Check prices

Entertainment

6.9

Boarding

7.4

Comfort

7.1

Food

6.6

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.
Aer Lingus
7.2
Good
1,449 reviews
Aer Lingus
7.2
Good
1,449 reviews
Check prices

Entertainment

6.9

Boarding

7.4

Comfort

7.1

Food

6.6

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.
Ryanair
6.9
Okay
5,268 reviews
Aer Lingus
7.2
Good
1,449 reviews
Check prices

Entertainment

6.9

Boarding

7.4

Comfort

7.1

Food

6.6

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.
easyJet
6.9
Okay
1,873 reviews
Aer Lingus
7.2
Good
1,449 reviews
Check prices

Entertainment

6.9

Boarding

7.4

Comfort

7.1

Food

6.6

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.
British Airways
6.7
Okay
7,733 reviews
Aer Lingus
7.2
Good
1,449 reviews
Check prices

Entertainment

6.9

Boarding

7.4

Comfort

7.1

Food

6.6

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.
Ryanair
6.4
Okay
Aer Lingus
7.2
Good
1,449 reviews
Check prices

Entertainment

6.9

Boarding

7.4

Comfort

7.1

Food

6.6

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.

Related info for your journey

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

    Departing from Belfast to United Kingdom will take you 1h 10m. Airlines will cover a distance of 308 mi. All flights are typically direct.

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

    To fly one-way, consider booking your trip with Ryanair, which is currently one of the cheapest options available, starting at £15. easyJet flights start at £15 while deals on Ryanair start at £18 one-way.

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

    The most popular route from Belfast to United Kingdom is Belfast Intl - London Gatwick. You may also consider Belfast Intl - London Luton or Belfast City - London Heathrow.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Belfast to United Kingdom (average of £13). Flying from Belfast to United Kingdom in December 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 Belfast to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Belfast to United Kingdom

Discover the top 6 airlines that operate flights from Belfast to United Kingdom. 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 12 February 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£15Average£51FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£18Average£81FlexibilityNo cancel feeOn-time86%
Search easyJet flights
RyanairCheapest£33Average£56FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£39Average£95FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£82Average£153FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LoganairCheapest£132Average£174FlexibilityNo cancel feeOn-time79%
Search Loganair 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 Belfast to United Kingdom?

Cheapflights helps you search for flights from Belfast to United Kingdom via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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 United Kingdom from Belfast.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Belfast to United Kingdom flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Belfast to United Kingdom 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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