Cheap flights from Belfast Aldergrove International Airport to London

Q: How much are flights normally?

£ 49. If you see flights from Belfast Aldergrove International Airport to London for less than this, you've found a good deal.

Q: What are the cheapest airlines?

EasyJet. These airlines usually offer the cheapest flights from Belfast Aldergrove International Airport to London.

Q: Can I fly direct to London?

EasyJet. You can fly non-stop from Belfast Aldergrove International Airport to London with these airlines.

Q: When is high season?

August. This is the most expensive time to fly to London. If this is when you want to go, book your flight from Belfast Aldergrove International Airport in advance.

Q: When is the cheapest time to fly?

September. Flights from Belfast Aldergrove International Airport to London are usually cheaper at this time of year.

Q: How long is the flight?

1 hrs 10 mins. This is the shortest flight time from Belfast Aldergrove International Airport to London.

Q: How long should I stay in London?

3 days. Most people spend this amount of time in London.

from as little as £212

1 nights in London, departing Belfast Aldergrove International Airport on 29 / Jun / 2025 with EasyJet (price found 123 hours ago)

Subject to availability, prices correct of the last 24 hours

Part of the Emirates Group

Safe & Secure, ATOL Protected

Over 30 Years in Business

Rated 'Excellent' on Trustpilot

Cheap return flights from Belfast Aldergrove International Airport to London

Find the best deals

Return in

nights

All prices shown are per person based on return flights only. Prices found in the last 48 hours.

The Belfast Aldergrove International Airport / London route

All 561 km of it

Cheap flight deals for this route

See what's hot at the moment

London flight facts

What you need to know

How much are flights normally?

£ 49

If you see flights from Belfast Aldergrove International Airport to London for less than this, you've found a good deal.

What are the cheapest airlines?

EasyJet

These airlines usually offer the cheapest flights from Belfast Aldergrove International Airport to London.

Can I fly direct to London?

EasyJet

You can fly non-stop from Belfast Aldergrove International Airport to London with these airlines.

When is high season?

August

This is the most expensive time to fly to London. If this is when you want to go, book your flight from Belfast Aldergrove International Airport in advance.

When is the cheapest time to fly?

September

Flights from Belfast Aldergrove International Airport to London are usually cheaper at this time of year.

How long is the flight?

1 hrs 10 mins

This is the shortest flight time from Belfast Aldergrove International Airport to London.

How long should I stay in London?

3 days

Most people spend this amount of time in London.

Alternative flights from the UK to London

Check out prices for other routes

London to London

search for price

Find flights

Manchester to London

from £114 pp

Find flights

Edinburgh to London

from £111 pp

Find flights

Birmingham to London

from £303 pp

Find flights

George Best Belfast City Airport to London

from £130 pp

Find flights

Alternative flights from Belfast Aldergrove International Airport to London

You might find cheaper flights nearby

London Gatwick from Belfast Aldergrove International Airport

search for price

Find flights

London Luton from Belfast Aldergrove International Airport

search for price

Find flights

London Stansted from Belfast Aldergrove International Airport

from £212 pp

Find flights

29 / Jun / 2025 is currently the lowest priced day of the year to fly the Belfast Aldergrove International Airport/London route. There are around 25 flights on any given week from the UK to London and the cheapest month to fly right now is June.

Not suitable? Try running another search or viewing all cheap flight deals.

Key facts about London

Currency

British pound

Language

English

Timezone

0 hrs behind GMT

How to get cheap flights from Belfast Aldergrove International Airport to London

Tips and advice from our flight experts

We've gathered all the available flights from Belfast Aldergrove International Airport to London on your chosen dates. Generally, the most popular airlines are EasyJet, EasyJet & EasyJet. EasyJet is the most popular, but that doesn’t mean they're the best choice for your travel dates.

25 flights go to London every week. It usually takes roughly 1 hrs 20 mins to fly from Belfast Aldergrove International Airport. Keep an eye out for flights landing in London Stansted because this tends to be the cheapest airport to fly into – but this isn’t necessarily the case for your travel dates.

You can fly to London from £212. But, if you adjust your search to incorporate other airports near Belfast Aldergrove International Airport, this figure may drop – your search currently only covers flights from Belfast Aldergrove International Airport. Just so you know, the highest prices will be in August.

As well as helping you out with flights, Netflights can find you great prices on accommodation and car hire too. If you’re travelling to United Kingdom in September, you'll find that both flights and hotels will be cheaper, as it's low season.