How long is the flight from Belfast Intl Airport to United Kingdom?

Departing from Belfast Intl Airport to United Kingdom will take you 50m. The distance between Belfast Intl Airport and United Kingdom is about 143 mi. Generally, flights for this route are direct.

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

£15 is the cheapest one-way deal found within the past few days, from Ryanair. You may also be able to find cheap deals on easyJet and Aer Lingus, with prices starting from £16 and £33, respectively.

In terms of precipitation, rainfall in United Kingdom ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit United Kingdom when rainfall is around 40.0 mm.

If weather is an important factor for your trip to United Kingdom, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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

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

What are the most popular airlines that fly from Belfast Intl Airport to United Kingdom?

When booking a flight from Belfast Intl Airport to United Kingdom, you may want to consider flying on easyJet, Aer Lingus or British Airways as they are the most popular for this route.

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

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

How can I find direct flights from Belfast Intl 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 Intl to United Kingdom.

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

Yes. Cheapflights offers flight deals from Belfast Intl 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.

£16+ Cheap Flights from Belfast Intl Airport to the United Kingdom

Cheap flight deals from Belfast Intl to United Kingdom

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Belfast Intl to United Kingdom
Explore the most affordable flight options available from Belfast Intl to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Sat 12/906:55 -

Nonstop0h 55m

Mon 14/908:00 -

Nonstop0h 50m

Deal found 30/8£31

Thu 3/922:45 -

Nonstop1h 00m

Sun 6/908:35 -

Nonstop1h 00m

Deal found 1/9£32

Thu 3/906:40 -

Nonstop0h 55m

Mon 7/908:00 -

Nonstop0h 50m

Deal found 1/9£32

Thu 3/922:45 -

Nonstop1h 00m

Mon 7/920:30 -

Nonstop1h 00m

Deal found 28/8£33

Tue 15/905:55 -

Nonstop0h 55m

Tue 15/922:15 -

Nonstop0h 50m

Deal found 1/9£33

Sat 26/906:30 -

Nonstop0h 50m

Sat 3/1011:10 -

Nonstop0h 50m

Deal found 29/8£33

Thu 3/922:45 -

Nonstop1h 00m

Thu 10/921:20 -

Nonstop1h 00m

Deal found 30/8£33

Mon 14/908:40 -

Nonstop1h 00m

Wed 7/1014:15 -

Nonstop1h 00m

Deal found 2/9£34

Fri 2/1019:20 -

Nonstop0h 55m

Mon 5/1017:35 -

Nonstop0h 50m

Deal found 30/8£34

Thu 10/921:40 -

Nonstop0h 45m

Sun 13/907:20 -

Nonstop0h 45m

Deal found 30/8£34

Sat 26/906:30 -

Nonstop0h 50m

Wed 30/917:50 -

Nonstop0h 50m

Deal found 29/8£35

Fri 16/1017:05 -

Nonstop1h 00m

Sun 18/1008:35 -

Nonstop1h 00m

Deal found 28/8£35

Best flights from Belfast Intl to United Kingdom
Discover carefully curated flight deals from Belfast Intl to United Kingdom that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Wed 21/1005:55 -

Nonstop0h 55m

Fri 23/1018:05 -

Nonstop0h 50m

Deal found 29/8£31

Tue 15/921:10 -

Nonstop0h 50m

Wed 16/907:30 -

Nonstop0h 50m

Deal found 30/8£33

Tue 20/1005:55 -

Nonstop0h 55m

Sun 25/1007:35 -

Nonstop0h 50m

Deal found 2/9£32

Thu 17/921:40 -

Nonstop0h 45m

Sun 20/908:35 -

Nonstop0h 45m

Deal found 30/8£35

Sun 4/1007:10 -

Nonstop1h 00m

Tue 20/1009:00 -

Nonstop1h 00m

Deal found 30/8£32

Fri 25/917:05 -

Nonstop1h 00m

Sun 27/908:35 -

Nonstop1h 00m

Deal found 31/8£32

Fri 2/1022:15 -

Nonstop0h 50m

Fri 9/1020:55 -

Nonstop0h 50m

Deal found 2/9£35

Tue 6/1020:15 -

Nonstop0h 50m

Thu 8/1008:20 -

Nonstop0h 50m

Deal found 29/8£35

Sat 17/1016:55 -

Nonstop0h 55m

Sat 24/1015:40 -

Nonstop0h 50m

Deal found 2/9£33

Sat 7/1119:50 -

Nonstop0h 55m

Sun 8/1107:35 -

Nonstop0h 50m

Deal found 31/8£33

Sun 27/908:25 -

Nonstop0h 55m

Sun 4/1007:05 -

Nonstop0h 50m

Deal found 30/8£36

Tue 15/905:55 -

Nonstop0h 55m

Tue 15/922:15 -

Nonstop0h 50m

Deal found 1/9£33

Thu 1/1022:40 -

Nonstop0h 50m

Mon 5/1008:20 -

Nonstop0h 50m

Deal found 2/9£37

Tue 13/1005:55 -

Nonstop0h 55m

Tue 20/1007:15 -

Nonstop0h 50m

Deal found 29/8£33

Fri 30/1021:10 -

Nonstop0h 55m

Sun 1/1106:55 -

Nonstop0h 50m

Deal found 1/9£37

Thu 15/1022:45 -

Nonstop1h 00m

Sun 18/1008:35 -

Nonstop1h 00m

Deal found 30/8£33

Sat 17/1021:15 -

Nonstop0h 50m

Sun 18/1007:05 -

Nonstop0h 50m

Deal found 2/9£38

Fri 16/1008:55 -

Nonstop1h 00m

Sun 18/1008:35 -

Nonstop1h 00m

Deal found 2/9£33

Wed 30/917:40 -

Nonstop0h 45m

Thu 1/1015:10 -

Nonstop0h 45m

Deal found 31/8£38

Fri 2/1019:20 -

Nonstop0h 55m

Mon 5/1017:35 -

Nonstop0h 50m

Deal found 29/8£34

Thu 1/1021:40 -

Nonstop0h 45m

Thu 22/1020:25 -

Nonstop0h 45m

Deal found 2/9£38

Mon 12/1021:55 -

Nonstop1h 00m

Mon 19/1007:15 -

Nonstop1h 00m

Deal found 28/8£34

Fri 30/1020:45 -

Nonstop0h 45m

Tue 3/1107:20 -

Nonstop0h 45m

Deal found 28/8£38

Wed 16/915:40 -

Nonstop1h 00m

Thu 17/921:20 -

Nonstop1h 00m

Deal found 31/8£34

Tue 29/921:15 -

Nonstop0h 45m

Thu 1/1007:00 -

Nonstop0h 45m

Deal found 31/8£38

Fri 6/1114:50 -

Nonstop0h 55m

Fri 20/1116:10 -

Nonstop0h 50m

Deal found 31/8£35

Sat 5/1216:55 -

Nonstop0h 50m

Sun 6/1207:20 -

Nonstop0h 55m

Deal found 1/9£39

Fri 2/1022:10 -

2 stops12h 35m

Sat 10/1006:30 -

2 stops14h 45m

Deal found 1/9£238

Fri 25/917:05 -

Nonstop1h 00m

Wed 30/906:05 -

Nonstop1h 00m

Deal found 1/9£35

Wed 30/917:40 -

Nonstop0h 45m

Fri 2/1022:20 -

Nonstop0h 45m

Deal found 1/9£39

Find flight deals from Belfast Intl to United Kingdom

Round-trip from	£31
One-way from	£16
Popular in	July
Cheapest in	November
Average price	£57
Good round-trip deal	£36 or less
Good one-way deal	£19 or less

Ryanair
12/9-14/9
Nonstop
1h 45m total
Belfast to United Kingdom

Search Deals

Ryanair
3/10
Nonstop
1h 00m total
Belfast to United Kingdom

Search Deals

Highest demand for flights based on searches. 29% potential increase in price (£20 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 September 2026

Search Deals

Price to beat on a round-trip flight from Belfast Intl to United Kingdom.

Search Deals

Price to beat on a one-way flight from Belfast Intl to United Kingdom.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast Intl Airport to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastEdinburgh

BFS Belfast Intl - EDI Edinburgh Turnhouse

BFSEDI

Belfast Intl

Wed 21/10

05:55-06:50

Nonstop0h 55m

Edinburgh Turnhouse

Fri 23/10

18:05-18:55

Nonstop0h 50m

£31

BelfastEdinburgh

BFS Belfast Intl - EDI Edinburgh Turnhouse

BFSEDI

Belfast Intl

Tue 20/10

05:55-06:50

Nonstop0h 55m

Edinburgh Turnhouse

Sun 25/10

07:35-08:25

Nonstop0h 50m

£32

BelfastManchester

BFS Belfast Intl - MAN Manchester

BFSMAN

Belfast Intl

Sun 4/10

07:10-08:10

Nonstop1h 00m

Manchester

Tue 20/10

09:00-10:00

Nonstop1h 00m

£32

BelfastManchester

BFS Belfast Intl - MAN Manchester

BFSMAN

Belfast Intl

Fri 25/9

17:05-18:05

Nonstop1h 00m

Manchester

Sun 27/9

08:35-09:35

Nonstop1h 00m

£32

BelfastEdinburgh

BFS Belfast Intl - EDI Edinburgh Turnhouse

BFSEDI

Belfast Intl

Tue 15/9

21:10-22:00

Nonstop0h 50m

Edinburgh Turnhouse

Wed 16/9

07:30-08:20

Nonstop0h 50m

£33

BelfastEdinburgh

BFS Belfast Intl - EDI Edinburgh Turnhouse

BFSEDI

Belfast Intl

Sat 17/10

16:55-17:50

Nonstop0h 55m

Edinburgh Turnhouse

Sat 24/10

15:40-16:30

Nonstop0h 50m

£33

BelfastEdinburgh

BFS Belfast Intl - EDI Edinburgh Turnhouse

BFSEDI

Belfast Intl

Sat 7/11

19:50-20:45

Nonstop0h 55m

Edinburgh Turnhouse

Sun 8/11

07:35-08:25

Nonstop0h 50m

£33

BelfastEdinburgh

BFS Belfast Intl - EDI Edinburgh Turnhouse

BFSEDI

Belfast Intl

Tue 15/9

05:55-06:50

Nonstop0h 55m

Edinburgh Turnhouse

Tue 15/9

22:15-23:05

Nonstop0h 50m

£33

BelfastEdinburgh

BFS Belfast Intl - EDI Edinburgh Turnhouse

BFSEDI

Belfast Intl

Tue 13/10

05:55-06:50

Nonstop0h 55m

Edinburgh Turnhouse

Tue 20/10

07:15-08:05

Nonstop0h 50m

£33

BelfastManchester

BFS Belfast Intl - MAN Manchester

BFSMAN

Belfast Intl

Thu 15/10

22:45-23:45

Nonstop1h 00m

Manchester

Sun 18/10

08:35-09:35

Nonstop1h 00m

£33

Flights are sorted by cheapest return flights first.

Deals found on 31/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Belfast Intl to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Belfast Intl with our price prediction graph.

BFS-EDI

BFS-MAN

BFS-LPL

BFS-GLA

BFS-LHR

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 Intl Airport to the United Kingdom

BFS-GB0

BFS-EDI

BFS-MAN

BFS-LPL

BFS-GLA

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

Currently, March is the cheapest month in which you can book a flight from Belfast Intl Airport to United Kingdom (average of £70). Flying from Belfast Intl Airport to United Kingdom in July is currently the most expensive (average of £96). 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?

A simple way to save on the total cost of your ticket is to fly from Belfast Intl Airport to United Kingdom in the evening. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight at midday.

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 106 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, Ryanair have had the lowest number of delays on this route, with just 13% of flights being delayed.

How far ahead should I book a flight from Belfast Intl Airport to United Kingdom?

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Belfast Intl Airport to United Kingdom. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

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

Reviews of airlines servicing United Kingdom

Check out reviews from past customers who have flown with Aer Lingus,easyJet, andBritish Airways from Belfast Intl Airport to the United Kingdom 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

7.3

Good

1,740 reviews

Check prices

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

7.3

Good

1,740 reviews

Aer Lingus

7.3

Good

1,740 reviews

Check prices

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

1,927 reviews

Aer Lingus

7.3

Good

1,740 reviews

Check prices

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

8,196 reviews

Aer Lingus

7.3

Good

1,740 reviews

Check prices

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

7.3

Good

1,740 reviews

Check prices

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

How long is the flight from Belfast Intl Airport to United Kingdom?
Departing from Belfast Intl Airport to United Kingdom will take you 50m. The distance between Belfast Intl Airport and United Kingdom is about 143 mi. Generally, flights for this route are direct.
What are the cheapest airlines to fly from Belfast Intl Airport to United Kingdom one-way?
£15 is the cheapest one-way deal found within the past few days, from Ryanair. You may also be able to find cheap deals on easyJet and Aer Lingus, with prices starting from £16 and £33, respectively.
What are the most popular routes from Belfast Intl Airport to United Kingdom?
The most popular route from Belfast Intl Airport to United Kingdom is Belfast Intl - London Luton. You may also consider Belfast Intl - London Gatwick or Belfast Intl - London Stansted.
Can I find deals for flights from Belfast Intl to United Kingdom that include hotel bookings?
Yes. In addition to deals on Belfast Intl to United Kingdom flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast Intl 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 Intl to United Kingdom.
Can I find deals for business class flights from Belfast Intl to United Kingdom?
Yes. Cheapflights offers flight deals from Belfast Intl 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 Intl Airport to United Kingdom?
Currently, March is the cheapest month in which you can book a flight from Belfast Intl Airport to United Kingdom (average of £70). Flying from Belfast Intl Airport to United Kingdom in July is currently the most expensive (average of £96). 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

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Top 4 airlines flying from Belfast Intl to United Kingdom

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£15	Average£48	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
easyJet	Cheapest£18	Average£80	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
Aer Lingus	Cheapest£39	Average£99	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£87	Average£137	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Belfast Intl to United Kingdom?

When you search for this flight from Belfast Intl to United Kingdom, 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 Belfast Intl to United Kingdom?

Cheapflights simply makes it quick and affordable to book flights from Belfast Intl to United Kingdom by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to United Kingdom from Belfast Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to United Kingdom from Belfast Intl today and book when prices fit your budget.

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Cheap flights from Belfast Intl Airport to the United Kingdom from £16

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast Intl to United Kingdom

Cheapest flights from Belfast Intl to United KingdomExplore the most affordable flight options available from Belfast Intl to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Explore the most affordable flight options available from Belfast Intl to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Best flights from Belfast Intl to United KingdomDiscover carefully curated flight deals from Belfast Intl to United Kingdom that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Discover carefully curated flight deals from Belfast Intl to United Kingdom that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Direct flights from Belfast Intl to United KingdomExplore direct flight options from Belfast Intl to United Kingdom based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 September 2026.

Explore direct flight options from Belfast Intl to United Kingdom based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 September 2026.

Last-minute flights from Belfast Intl to United KingdomDiscover last-minute flight deals from Belfast Intl to United Kingdom. Data last updated 2 September 2026 and is based on user searches.

Discover last-minute flight deals from Belfast Intl to United Kingdom. Data last updated 2 September 2026 and is based on user searches.

One-way flights from Belfast Intl to United KingdomSearch for one-way flight options from Belfast Intl to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 2 September 2026.

Search for one-way flight options from Belfast Intl to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 2 September 2026.

Find flight deals from Belfast Intl to United Kingdom

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast Intl Airport to the United Kingdom that are best for you.

Best time to book a flight from Belfast Intl to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Belfast Intl with our price prediction graph.

Cheapflights Insights

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

What is the cheapest time of day to fly from BFS to GB?

Find hourly flight availability from Belfast Intl 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 2 September 2026.

A simple way to save on the total cost of your ticket is to fly from Belfast Intl Airport to United Kingdom in the evening. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight at midday.

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 106 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, Ryanair have had the lowest number of delays on this route, with just 13% of flights being delayed.

How far ahead should I book a flight from Belfast Intl Airport to United Kingdom?

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Belfast Intl Airport to United Kingdom. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Use this chart to determine the cheapest time to fly return from Belfast Intl to United Kingdom. Price data was last updated on 29 August 2026.

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

Reviews of airlines servicing United Kingdom

Related info for your journey

How long is the flight from Belfast Intl Airport to United Kingdom?

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Belfast Intl to United Kingdom

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Belfast Intl and United Kingdom flights

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Belfast Intl to United Kingdom flights

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Cheapest flights from Belfast Intl to United Kingdom
Explore the most affordable flight options available from Belfast Intl to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Best flights from Belfast Intl to United Kingdom
Discover carefully curated flight deals from Belfast Intl to United Kingdom that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Direct flights from Belfast Intl to United Kingdom
Explore direct flight options from Belfast Intl to United Kingdom based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 September 2026.

Last-minute flights from Belfast Intl to United Kingdom
Discover last-minute flight deals from Belfast Intl to United Kingdom. Data last updated 2 September 2026 and is based on user searches.

One-way flights from Belfast Intl to United Kingdom
Search for one-way flight options from Belfast Intl to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 2 September 2026.