Cheap Flights from London to Belfast

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Find the cheapest month or even day of the year to fly to Belfast

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Flight deals from London to Belfast

Looking for a cheap last-minute deal or the best return flight from London to Belfast? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from London to Belfast

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Belfast flights are currently cheapest in May.

Direct flights from London to Belfast

Alternative London to Belfast routes

Looking for the cheapest, fastest or easiest route from London to Belfast? You could fly into the following airports instead.

London to Belfast: Flight information

The things to know before you go.
Cheapest flight foundRs5,613
Cheapest month to flyMay
Average flight time1 hr, 21 mins
Most popular airlineeasyJet
Average flights per week514

Finding cheap flights from London to Belfast: Frequently asked questions

There are 2 airports in Belfast: Belfast City and Belfast International.
The best price we found for a return flight from London to Belfast is Rs11,225. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 21 minutes is the average flight time from London to Belfast.
easyJet, British Airways and American Airlines fly direct from London to Belfast.
As of May 2025, there are 437 flights per week flying from London to Belfast.
The cheapest month to fly from London to Belfast is usually May 2025.
If you're flying from London, the cheapest airport near Belfast is Belfast International – which is 19.6 km away from the centre of Belfast. We've found flights into this airport from Rs11,225.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Belfast on Tuesday, 20 May 2025.
Yes – the average flight time is 1 hour and 21 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Belfast but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Belfast is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 10°C. August is typically the warmest month in Belfast, when it usually averages around 17°C. You can expect the least rain in May. The coldest month is January, with temperatures averaging 4°C. The rainiest month is October.
The cheapest airline that flies to Belfast is Ryanair .

Flying from London to Belfast: what you need to know

  • Start your journey at one of London's main airports, London Heathrow Airport (LHR) or London Gatwick Airport (LGW). Check out your options for booking a flight from London to Belfast taking off from either of these.

  • When it comes to touching down in Belfast, Belfast International Airport (BFS) is a major hub. Another is George Best Belfast City Airport (BHD).

  • Take a direct London to Belfast flight and you'll be flying for an average of 1 hour 20 minutes.

  • London and Belfast follow the same timezone, UTC+0.

  • The most popular route for flights from London to Belfast is from London Heathrow Airport (LHR) to George Best Belfast City Airport (BHD). You can choose from 42 weekly services between these two airports. If you want to head off as soon as possible, the earliest flight from LHR to BHD is the 06:05 British Airways option. If you prefer travelling later, the last departure is at 19:25 with British Airways.

  • Give yourself enough time to make your London to Belfast flight. It's generally best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Flying during a popular month such as July? School holidays and other high seasons can lead to longer lines and delays at security. Play things extra safe and arrive up to four hours before international flights and two hours before domestic departures.

How to find the cheapest flights from London to Belfast

  • At the moment, Rs5,613 is the lowest price we've found for a one-way ticket from London to Belfast. The cheapest price for a return flight is Rs11,288. Keep in mind fares can change due to demand at the time of booking.

  • Book eight months before you travel. Research into pricing trends suggests this is the ideal window for finding cheap London to Belfast flights.

  • The best month for landing cheap plane tickets from London to Belfast is November. Use the 'Whole month' tool to compare flight prices, then choose the dates with the lowest fares.

  • Stay on top of deals for cheap flights from London to Belfast by setting up a Price Alert. You'll get an email or push notification on the app when a special offer becomes available.

  • Tailor your flights using filters. Pick your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' London to Belfast flights.

Flying from London

London Heathrow Airport (LHR)

  • If you're looking for a direct flight from London to Belfast, you can depart from London Heathrow Airport (LHR). Get from LHR to George Best Belfast City Airport (BHD) without making any stops.

  • British Airways is a well-known airline that offers direct London to Belfast plane tickets leaving from LHR.

  • The journey from central London to LHR takes around 1 hour by public transport. If you drive, ride-share or get a cab, you'll cover the 26 kilometres in 55 minutes or so, depending on traffic conditions.

  • Searching for a handy hotel close to London Heathrow Airport? If you've booked an early flight from London to Belfast, these accommodation options will have you nice and close to your departure gate:

  • 68.18% of flights that depart London Heathrow Airport make it to their destination on time.

London Gatwick Airport (LGW)

  • Thinking of taking off from London Gatwick Airport (LGW)? You can take a direct flight from London to Belfast out of this major hub. Come in for landing at Belfast International Airport (BFS) or George Best Belfast City Airport (BHD) and skip the connections.

  • From LGW, you can lock in a direct London to Belfast plane ticket with easyJet.

  • You can get to LGW from the centre of London in about 1 hour 20 minutes by car (depending on traffic conditions). The journey on public transport takes roughly 30 minutes to travel the 40 kilometres or so.

  • You're off on holiday, so why not book an extra night away? Think about kicking back in one of these accommodation options near London Gatwick Airport the day before your flight from London to Belfast:

  • When it comes to keeping flights punctual, London Gatwick Airport has an on-time arrival performance of 69.26%.

Stansted Airport (STN)

  • You can catch a direct flight from London to Belfast departing from Stansted Airport (STN). Book your ticket from STN and head straight to Belfast International Airport (BFS).

  • easyJet is one reputable carrier that offers direct London to Belfast plane tickets from STN.

  • From the centre of London, STN is around 48 kilometres away. It takes roughly 1 hour to reach the airport by car and 1 hour 25 minutes or so on public transport.

  • Relax in bed for a little longer and still make your London to Belfast flight with time to spare. These accommodation options near Stansted Airport make departure day effortless if you're flying out first thing:

  • The on-time performance rate of STN is 64.73%. In other words, that's how often flights from this airport arrive at their final stop as planned.

Arriving in Belfast

Belfast International Airport (BFS)

  • Belfast International Airport (BFS) is approximately 19 kilometres from central Belfast. If you're catching a cab or a ride-share, the drive takes around 30 minutes.

  • It typically takes 2 hours to get there when travelling by public transport.

  • The last thing you need is a lengthy journey to your hotel if you're arriving on a late flight from London to Belfast. Book one of these accommodation options near BFS instead:

  • Get your adventure underway by picking up a Belfast International Airport rental car. Grab your wheels from Budget, Drivalia or Dollar to explore Belfast and beyond.

  • To get the lowest price, book your ride from Belfast International Airport around three weeks ahead of your London to Belfast flight.

George Best Belfast City Airport (BHD)

  • The centre of Belfast is approximately 5 kilometres from George Best Belfast City Airport (BHD). After your flight from London to Belfast has landed and you've made your way out of the airport, the drive should be around 10 minutes.

  • If you hop on public transport, you'll reach the centre in 20 minutes or so.

  • After your flight from London to Belfast, settle in at a hotel close to BHD. These are some great options that'll help you sink into relaxation mode:

  • The quickest way to get to where you're going is with a George Best Belfast City Airport rental car. Pick up a set of wheels from Budget, Sixt or Alamo and set off in the blink of an eye.

  • Secure your first choice, not your last resort. Reserving your ride from BHD two weeks ahead of time often means lower prices and a greater selection of vehicles.

Best time to go to Belfast

  • It's time to pick your dates for your flight from London to Belfast. August is the most popular month to travel to Belfast. If you want a more relaxed vibe, go in January.

  • Book a London to Belfast ticket departing in July if you want to explore the city during its warmest month. You can expect temperatures in Belfast to range from 10ºC to 19ºC.

  • If you'd rather travel in cooler conditions, search for a cheap flight from London to Belfast in January when temperatures average between 1ºC and 8ºC.

More about Belfast

  • When it comes to looking for somewhere to lay your head, you'll find the most popular stays in Belfast right here. Browse these options as soon as you've booked your flight from London to Belfast:

  • Every great holiday has to include some sightseeing. Titanic Belfast, Crumlin Road Gaol Visitor Attraction and Conference Centre and Botanic Gardens are attractions you won't want to skip in Belfast.

Explore more of United Kingdom

  • You've done Belfast, now it's time to explore other corners of United Kingdom. Travel around 354 kilometres south-east to Birmingham to tick off its leading sights. From Cadbury World to The Library of Birmingham and National Sea Life Centre, your itinerary will be busy.

  • Bristol is another essential stop in United Kingdom and is around 418 kilometres south-east of Belfast. No trip is complete without visiting Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.