Cheap flights from Belfast to the United Kingdom from £18
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 24/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap 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 1 July 2025.
Find flight deals from Belfast to United Kingdom
Cheapest flights from Belfast to United KingdomExplore 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 1 July 2025.
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 1 July 2025.
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 1 July 2025.
Use the filters below to find and compare flights from Belfast to the United Kingdom that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BelfastBristol
BFS - BRS
BFSBRS
Belfast Intl
Fri 5/9
21:45-22:50
Nonstop1h 05m
Bristol
Mon 8/9
07:00-08:10
Nonstop1h 10m
BelfastManchester
BFS - MAN
BFSMAN
Belfast Intl
Wed 13/8
15:25-16:25
Nonstop1h 00m
Manchester
Thu 14/8
14:40-15:30
Nonstop0h 50m
BelfastManchester
BFS - MAN
BFSMAN
Belfast Intl
Mon 28/7
22:20-23:15
Nonstop0h 55m
Manchester
Tue 29/7
06:05-07:05
Nonstop1h 00m
BelfastSouthampton
BFS - SOU
BFSSOU
Belfast Intl
Sat 23/8
06:20-07:35
Nonstop1h 15m
Southampton Eastleigh
Sat 30/8
08:05-09:25
Nonstop1h 20m
BelfastBristol
BHD - BRS
BHDBRS
Belfast City
Fri 26/9
16:35-17:45
Nonstop1h 10m
Bristol
Sun 28/9
16:30-17:40
Nonstop1h 10m
BelfastManchester
BFS - MAN
BFSMAN
Belfast Intl
Tue 29/7
07:05-08:00
Nonstop0h 55m
Manchester
Tue 29/7
10:25-11:20
Nonstop0h 55m
BelfastLondon
BFS - STN
BFSSTN
Belfast Intl
Wed 13/8
22:05-23:25
Nonstop1h 20m
London Stansted
Wed 20/8
21:30-07:50
1 stop10h 20m
BelfastLondon
BFS - LTN
BFSLTN
Belfast Intl
Thu 28/8
19:40-20:50
Nonstop1h 10m
London Luton
Sun 31/8
08:40-10:00
Nonstop1h 20m
BelfastLondon
BFS - LGW
BFSLGW
Belfast Intl
Wed 16/7
06:10-07:40
Nonstop1h 30m
London Gatwick
Tue 29/7
06:10-07:40
Nonstop1h 30m
BelfastLondon
BFS - STN
BFSSTN
Belfast Intl
Wed 20/8
06:00-07:20
Nonstop1h 20m
London Stansted
Sun 31/8
21:30-07:50
1 stop10h 20m
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.
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, January is the cheapest month in which you can book a flight from Belfast to United Kingdom (average of £112). Flying from Belfast to United Kingdom in August is currently the most expensive (average of £164). 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 1 July 2025.
When flying from Belfast to United Kingdom, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 1 July 2025.
Get a feel of what it's like to fly with KLM, easyJet, andRyanair 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.
Overall
Entertainment
Comfort
Food
Crew
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
Overall
Entertainment
Comfort
Food
Crew
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
Overall
Entertainment
Comfort
Food
Crew
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
Overall
Entertainment
Comfort
Food
Crew
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
Overall
Entertainment
Comfort
Food
Crew
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
Overall
Entertainment
Comfort
Food
Crew
Boarding
Reviews
Anonymous,Jun 2025
AMS - BOS
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.
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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.
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 1 July 2025.
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.