Cheap Flights from Belfast City to London Heathrow

Your route at a glance

Cheapest deal$199
Cheapest monthMarch
Average flight duration1 hour and 26 minutes
Most popular airlineBritish Airways

Compare Belfast City to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

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Flight deals from Belfast City to London Heathrow

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

Find the cheapest month to fly from Belfast City to London Heathrow

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

Direct flights from Belfast City to London Heathrow

Belfast City to London Heathrow: Alternative routes

Compare routes from Belfast City to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Finding cheap flights from Belfast City to London Heathrow: Frequently asked questions

The best price we found for a return flight from Belfast City to London Heathrow is $199. 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 26 minutes is the average flight time from Belfast City to London Heathrow.
Qatar Airways, British Airways and Aer Lingus fly direct from Belfast City to London Heathrow.
As of December 2025, there are 215 flights per week flying from Belfast City to London Heathrow.
The cheapest month to fly from Belfast City to London Heathrow is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Belfast City Airport to London Heathrow Airport on Sunday, 1 March 2026.
Yes – the average flight time is 1 hour and 26 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 London Heathrow 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 London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, British Airways offers the cheapest flight tickets to London Heathrow.

Flying from George Best Belfast City Airport (BHD) to London Heathrow Airport (LHR): what you need to know

  • Hop on a direct flight from George Best Belfast City Airport to London Heathrow Airport and you'll be in the air for an average of 1 hour 20 minutes.

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

  • Flights from BHD to LHR start at 06:35 — the first with British Airways. The last service of the day is at 20:30 with British Airways. Overall, you can take your pick of 174 weekly George Best Belfast City Airport to London Heathrow Airport flights.

  • Leave enough time to catch your BHD to LHR flight. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.

  • During popular months such as July, you'll want to get to the airport earlier than usual. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight whenever you're travelling during a peak period in general.

  • British Airways offers direct flights from George Best Belfast City Airport to London Heathrow Airport. Book with this popular carrier, then get ready to see the sights in London — and maybe even more of United Kingdom if your schedule allows.

  • The airline that tops the list for bookings on this route is British Airways.

  • British Airways is the most punctual carrier that operates BHD to LHR flights, with 70.32% of its services arriving as scheduled.

  • We make it simple to book a flight with a stopover. To see your options for tickets from George Best Belfast City Airport to London Heathrow Airport, deselect 'Direct flights only.' Then, choose a flight offering a stop long enough to explore the city of your choice. Stopovers between BHD and LHR include:

    • Manchester Airport

    • Edinburgh Airport

    • Inverness Airport

How to find the cheapest flights from George Best Belfast City Airport (BHD) to London Heathrow Airport (LHR)

  • $124 is the best price for a one-way George Best Belfast City Airport to London Heathrow Airport flight. Return flights start from $199. These prices may change depending on demand.

  • Book one month before you want to fly. After looking at the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from BHD to LHR.

  • Organise your trip for December. That's the cheapest month for flights from George Best Belfast City Airport to London Heathrow Airport. If you're flexible with your dates, use the 'Whole month' tool to see the lowest price across every month.

  • Landing cheap flights from BHD to LHR is a cinch with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch when a new deal comes up.

  • Pick your ideal departure and arrival times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from George Best Belfast City Airport to London Heathrow Airport.

Handy information about George Best Belfast City Airport (BHD)

  • When it comes to George Best Belfast City Airport's on-time performance, data shows 68.3% of flights complete their journey on time.

  • George Best Belfast City Airport is around 8 kilometres from central Belfast. If you're driving, catching a cab or ride-sharing from the centre, it'll take 10 minutes or so to arrive, depending on the traffic.

  • The trip when using public transport typically takes 20 minutes.

  • Looking for a convenient hotel near BHD? If you've booked an early flight from George Best Belfast City Airport to London Heathrow Airport, these stays will put you moments from your check-in counter:

Arriving at London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • From London Heathrow Airport, London is approximately 31 kilometres away. It takes around 55 minutes to reach the centre by car.

  • It takes around 1 hour if you're travelling on public transport.

When to fly to London Heathrow Airport (LHR)

  • July is the busiest month for flights from George Best Belfast City Airport to London Heathrow Airport. To escape the crowds, head to London in February.

  • The warmest month in London is July, with the temperature ranging between 11ºC and 26ºC. Book your flights from George Best Belfast City Airport to London Heathrow Airport in this month if this is the kind of weather you like.

  • For cooler conditions, look for a cheap ticket from BHD to LHR in January. Temperatures average between 0ºC and 9ºC then.

Explore more of United Kingdom

  • You've seen London, now it's time to explore other corners of United Kingdom. Travel about 161 kilometres north-west to Birmingham to tick off its leading attractions. From Cadbury World to The Library of Birmingham and National Sea Life Centre, you've got a jam-packed schedule ahead.

  • If you're looking to explore another great destination in United Kingdom, head for Bristol, roughly 177 kilometres west of London. Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park are among its highlights.

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