Cheap flights from London to Belfast from £30
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 25/6. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from London to Belfast are usually found in January or March, booked 43 days in advance, depart on a Wednesday or Tuesday and return on a Friday
Cheap flight deals from London to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 June 2025.
Find flight deals from London to Belfast
Cheapest flights from London to BelfastExplore the most affordable flight options available from London to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.
Explore the most affordable flight options available from London to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from London 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 13 June 2025.
Use the filters below to find and compare flights from London to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonBelfast
STN - BFS
STNBFS
London Stansted
Thu 4/9
07:45-09:00
Nonstop1h 15m
Belfast Intl
Thu 11/9
19:00-20:20
Nonstop1h 20m
LondonBelfast
LTN - BFS
LTNBFS
London Luton
Wed 9/7
07:00-08:20
Nonstop1h 20m
Belfast Intl
Wed 16/7
07:00-08:10
Nonstop1h 10m
LondonBelfast
LGW - BFS
LGWBFS
London Gatwick
Tue 5/8
06:10-07:40
Nonstop1h 30m
Belfast Intl
Thu 7/8
21:10-22:45
Nonstop1h 35m
LondonBelfast
STN - BFS
STNBFS
London Stansted
Wed 9/7
07:50-09:10
Nonstop1h 20m
Belfast Intl
Sun 13/7
07:00-08:20
Nonstop1h 20m
LondonBelfast
LTN - BHD
LTNBHD
London Luton
Wed 2/7
08:45-10:05
Nonstop1h 20m
Belfast City
Wed 16/7
10:35-11:45
Nonstop1h 10m
LondonBelfast
STN - BFS
STNBFS
London Stansted
Thu 7/8
20:45-22:00
Nonstop1h 15m
Belfast Intl
Sun 10/8
23:30-00:50
Nonstop1h 20m
LondonBelfast
LGW - BHD
LGWBHD
London Gatwick
Mon 1/9
06:45-08:10
Nonstop1h 25m
Belfast City
Wed 10/9
07:05-08:30
Nonstop1h 25m
LondonBelfast
STN - BFS
STNBFS
London Stansted
Thu 24/7
08:30-09:50
Nonstop1h 20m
Belfast Intl
Sat 26/7
19:35-20:55
Nonstop1h 20m
LondonBelfast
LTN - BFS
LTNBFS
London Luton
Thu 3/7
07:10-08:30
Nonstop1h 20m
Belfast Intl
Thu 24/7
16:25-22:55
1 stop6h 30m
LondonBelfast
LHR - BHD
LHRBHD
London Heathrow
Thu 7/8
08:00-09:20
Nonstop1h 20m
Belfast City
Mon 11/8
18:25-19:45
Nonstop1h 20m
Best time to book a flight from London to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Belfast
How far ahead should I book a flight from London to Belfast?
Use this chart to determine the optimal time to book a return flight from London to Belfast. Price data was last updated on 9 June 2025.
The best time to book flights from London to Belfast is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from London to Belfast?
Currently, January is the cheapest month in which you can book a flight from London to Belfast (average of £67). Flying from London to Belfast in July is currently the most expensive (average of £90). 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 LON to BFS?
Find hourly flight availability from London 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 13 June 2025.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 25% on flights from London to Belfast by exploring options for tickets in the morning.
What is the cheapest day to fly from London to Belfast?
Use this chart to determine the cheapest time to fly return from London to Belfast. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their London to Belfast flight should consider departing on Wednesday at midday when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in Belfast by month
Plan your trip to Belfast by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.
Temperature in Belfast by month
Plan your trip to Belfast by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Belfast, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).
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 13 June 2025.
Get a feel of what it's like to fly with Jet2, KLM and Aer Lingus from London to Belfast by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Boarding
Food
Crew
Comfort
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Related info for your journey
Find useful and relevant information for your journey from London to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for London to Belfast
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from London to Belfast
Discover the top 5 airlines that operate flights from London 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 13 June 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 London to Belfast?
Cheapflights helps you search for flights from London to Belfast 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 London to Belfast?
Millions of users choose and trust Cheapflights to book the best flight deals from London to Belfast for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from London to Belfast with no change fees?
Certainly. Search results for flights to Belfast from London 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 London to Belfast become cheaper?
Of course! You can now track prices for flights from London 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.