Cheap Flights from London to Northern Ireland from SAR 151 Return

Flight deals from London to Northern Ireland

Looking for cheap tickets from London to Northern Ireland, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Belfast.SAR 151 per passenger.Departing Thu, 15 May, returning Sun, 18 May.Return flight with Ryanair.Outbound direct flight with Ryanair departs from London Stansted on Thu, 15 May, arriving in Belfast International.Inbound direct flight with Ryanair departs from Belfast International on Sun, 18 May, arriving in London Stansted.Price includes taxes and charges.From SAR 151, select.

Derry.SAR 425 per passenger.Departing Tue, 8 Jul, returning Wed, 16 Jul.Return flight with easyJet.Outbound indirect flight with easyJet, departs from London Stansted on Tue, 8 Jul, arriving in Derry.Inbound indirect flight with easyJet, departs from Derry on Wed, 16 Jul, arriving in London Stansted.Price includes taxes and charges.From SAR 425, select.

Flying from London to Northern Ireland

Arm yourself with these facts on the fly.

Cheapest flight found	SAR 151, Belfast
Cheapest month to fly	May
Average flight time	1 hr, 22 mins
Cheapest airport to fly from	London Stansted
Most popular airline	easyJet

How to find cheap flights from London to Northern Ireland

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from London to Northern Ireland. Other savvy travellers recently found return flights from SAR 151 and one-way tickets from SAR 75 one-way. Ready to join them? Here are a few tips to help you do it the smart way.

Fly from London Stansted into Belfast

At the moment, the lowest priced flight tickets to Northern Ireland are from London Stansted Airport to Belfast International Airport.

Fly in May

We crunched the flight calendar and found the cheapest time to fly from London to Northern Ireland is currently May.

Fly on a Thursday

From our data, we can see that Thursday seems to be the cheapest time to fly from London to Northern Ireland.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from London to anywhere you choose in Northern Ireland.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from London to Northern Ireland go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the London to Northern Ireland flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What's the average London to Northern Ireland flight price?

We looked at all of the upcoming return flights from London to Northern Ireland we could find over the next 12 months. It looks like SAR 151 is the best price. This is good, compared to the average Northern Ireland ticket price of SAR 552.

What is the cheapest month to fly from London to Northern Ireland?

The cheapest month to fly from London to Belfast International Airport is currently May. The cheapest month to fly from London to Derry Airport is usually July

Which upcoming date is cheapest to fly from London to Northern Ireland on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Northern Ireland on Thursday, 15 May 2025.

Are there any direct flights from London to Northern Ireland?

London Stansted Airport and London Heathrow Airport all offer direct flights to Northern Ireland.

If I'm flying from London, where in Northern Ireland is cheapest to fly into?

If you're flying from London, the cheapest city in Northern Ireland to fly into is Belfast. The cheapest airport serving Belfast at the moment is Belfast International.