£23+ Cheap flights to Belfast Intl
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 16/5. Fares are subject to change and may not be available on all flights or dates of travel.
Flights to Belfast Intl in 2025
Find the latest flights to Belfast Intl in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 10 April 2025.
Find flight deals to Belfast Intl Airport
Cheapest flights to Belfast Intl AirportExplore the most affordable flight options available to Belfast Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 10 April 2025.
Explore the most affordable flight options available to Belfast Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 10 April 2025.
Cheapflights Fare Finder
Locate flights to Belfast Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 10 April 2025.
Use the filters below to find and compare flights to Belfast Intl Airport that are best for you.
Fly from
Route
Depart
Return
Price
LondonBelfast
STN - BFS
STNBFS
London Stansted
Tue 22/4
09:10-10:25
Nonstop1h 15m
Belfast Intl
Thu 24/4
06:00-07:20
Nonstop1h 20m
LondonBelfast
STN - BFS
STNBFS
London Stansted
Tue 29/4
08:35-09:55
Nonstop1h 20m
Belfast Intl
Tue 13/5
06:45-08:05
Nonstop1h 20m
LondonBelfast
LTN - BFS
LTNBFS
London Luton
Thu 3/7
07:10-08:30
Nonstop1h 20m
Belfast Intl
Wed 9/7
20:10-21:20
Nonstop1h 10m
LondonBelfast
STN - BFS
STNBFS
London Stansted
Mon 28/7
08:30-09:45
Nonstop1h 15m
Belfast Intl
Fri 1/8
21:40-23:00
Nonstop1h 20m
LondonBelfast
LGW - BFS
LGWBFS
London Gatwick
Fri 9/5
06:20-07:50
Nonstop1h 30m
Belfast Intl
Tue 13/5
08:15-09:45
Nonstop1h 30m
LondonBelfast
STN - BFS
STNBFS
London Stansted
Fri 25/4
22:10-08:25
1 stop10h 15m
Belfast Intl
Sun 27/4
23:30-00:50
Nonstop1h 20m
LondonBelfast
LTN - BFS
LTNBFS
London Luton
Tue 22/4
05:55-00:35
1 stop18h 40m
Belfast Intl
Thu 24/4
21:00-22:10
Nonstop1h 10m
LondonBelfast
LGW - BFS
LGWBFS
London Gatwick
Fri 16/5
21:15-23:05
1 stop25h 50m
Belfast Intl
Mon 19/5
20:55-22:25
Nonstop1h 30m
LondonBelfast
LHR - BFS
LHRBFS
London Heathrow
Tue 26/8
19:05-22:30
1 stop3h 25m
Belfast Intl
Thu 4/9
16:25-22:30
1 stop6h 05m
LondonBelfast
SEN - BFS
SENBFS
London Southend
Thu 15/5
13:55-22:25
1 stop8h 30m
Belfast Intl
Thu 22/5
18:25-19:35
1 stop25h 10m
Best time to book a flight to Belfast Intl
Have a flexible travel schedule? Discover the best time to fly to Belfast Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight to Belfast Intl Airport
When is the best time to book a flight to Belfast Intl?
Use this chart to determine the optimal time to book a return flight from London to Belfast Intl. Price data was last updated on 4 April 2025.
Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights to Belfast Intl. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
How long is the flight to Belfast Intl?
On average, a flight from London to Belfast Intl takes 2 hours 0 minutes. Flights to Belfast Intl from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.
When is the cheapest time to fly to Belfast Intl?
Use this chart to determine the cheapest time to fly return from London to Belfast Intl. Price data was last updated on 16 December 2024.
Users looking for the lowest fares to Belfast Intl should consider flying on Friday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Monday afternoons, when prices are usually at their highest.
What are the most popular airlines that fly to Belfast Intl?
The most popular airlines flying from London to Belfast Intl are easyJet, British Airways and Ryanair.
What are the cheapest airlines that fly to Belfast Intl?
The cheapest airlines flying from London to Belfast Intl are Ryanair, Ryanair and easyJet.
Rainfall in Belfast Intl by month
Plan your trip to Belfast Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Belfast Intl 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 Intl when rainfall is around 50.0 mm.
Temperature in Belfast Intl by month
Plan your trip to Belfast Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Belfast Intl, 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 Intl
Get insights into the airlines that provide service to Belfast Intl. 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 Intl. Reviews last updated 10 April 2025.
Read reviews from past customers who have flown easyJet, Ryanair and Ryanair to Belfast. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
Entertainment
Comfort
Crew
Boarding
Food
Reviews
Robert,Jan 2025
LCA - LGW
Overall
Entertainment
Comfort
Crew
Boarding
Food
Reviews
Robert,Jan 2025
LCA - LGW
Overall
Entertainment
Comfort
Crew
Boarding
Food
Reviews
Robert,Jan 2025
LCA - LGW
Overall
Entertainment
Comfort
Crew
Boarding
Food
Reviews
Robert,Jan 2025
LCA - LGW
FAQs about flying to Belfast Intl
Belfast International Airport is situated just 21km (13 miles) northwest of Belfast, Northern Ireland’s capital. It’s Ireland’s second-busiest airport, after Dublin. The airport is the gateway to Northern Ireland and Belfast, a city steeped in a rich and once troubled history.
Belfast International Airport was originally named the Aldergrove Airport after a nearby village. In 1983, it became Belfast International Airport. With the passing of the Troubles, Belfast – and Northern Ireland – has been working hard to establish itself as a tourist destination.
One way of making its mark for tourists is by housing popular low-cost carriers such as Thomson Airways, Jet2.com, easyJet, Thomas Cook Airlines and Aer Lingus. Belfast is becoming increasingly popular as a weekend break and cheap flights to Belfast International Airport can be booked on most European carriers, but particularly on the low-cost airlines.
The Guardian/Observer Travel Awards placed Belfast in the top five best cities for a break. Belfast Airport is the ideal gateway to a relaxing and rewarding holiday in Northern Ireland.
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Can Cheapflights find flights to Belfast Intl with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights to Belfast Intl, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights to Belfast Intl become cheaper?
Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Belfast Intl today and book when you’re ready!