Cheap Flights from Belfast to London Heathrow

Flight information Belfast to London Heathrow

Cheapest return price last month


Direct airlines


Flights per week


Average flight time, total distance 318 miles

1h 15min

Most popular airline last month

British Airways

London Heathrow

1 airport

Explore London

London Hotels

The Ritz London


The Soho Hotel


Charlotte Street Hotel


Airlines that fly from Belfast to Heathrow

Aer Lingus and British Airways both provide direct flights from Belfast to Heathrow. Both airlines fly from Belfast City Airport.

Terminal Information

Belfast City Airport

As you enter the terminal building, you’ll find check in desks on your left. Belfast City Airport advises passengers on domestic flights to Heathrow arrive at the airport at least 90 minutes before their scheduled flight departure time. Self-service, online and mobile check-in are offered by British Airways and Aer Lingus which will save you time at the airport, allowing you to go straight through to security if you have no hold luggage to check in.  

Once you’ve passed through security at Belfast City Airport, you’ll find a range of facilities in the departures lounge. Free Wi-Fi is available throughout the terminal building. There are shops, including Boots, WHSmith and duty free, where you can stock up on travel essentials and little luxuries too. For food and drink, there’s Harvest Market which has a pizza and salad bar, high street favourite Costa Coffee and Bushmills pub.

Passengers looking for a little peace and quiet before their flight can pay to access the Aspire Lounge, a premium lounge offering complimentary drinks, snacks and newspapers.

London Heathrow

Heathrow Airport is 12 miles to the west of London city centre. The airport has a number of terminals, Aer Lingus flights from Belfast arrive to Terminal 2 whilst British Airways flights from Belfast arrive to Terminal 5.

In the arrivals area of both Terminal 2 and Terminal 5, passengers will find a WHSmith, an M&S Simply Food and a visitor services desk. There’s also a Caffe Nero in both terminals and a Costa Coffee in Terminal 5.

There are a number of options for getting from Heathrow Airport to your final destination. Public transport is the quickest and easiest way to get into London city centre. The airport has three stops on the underground’s Piccadilly Line. One of these stops is located at Terminal 5 and another between Terminals 2 and 3. All stops are located in zone 6 and you can buy your ticket before passing through the barriers to the platforms.

The Heathrow Express train is a more expensive but much quicker way to get to the city centre. The train gets to London Paddington rail station in just 15 minutes, departing every 15 minutes of the day.

Taxis and buses provide other options into the city centre. Car hire companies, including Avis, Europcar, Hertz, National, Budget, Sixt and Alamo, are also based at the airport.

Practical Information

British nationals don’t need a passport to travel within the UK. However, to fly you always need to have some form of photographic identification. The types of identification accepted vary from airline to airline so it’s wise to check before leaving for the airport.

What to Expect in London

Prices in London are much more expensive than in Belfast. You can expect to pay more in London especially when eating out however there are plenty of places to eat on a budget. Check out our cheap alternatives to London's pricier restaurants. Travelling on the bus or the underground can also be pricey so find a hotel near the attractions you want to visit . Temperatures in London can be up to 4°c warmer than in Belfast and it’s generally less rainy too.

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