Cheap Flights from London Heathrow Airport to Northern Ireland from $242 Return

Flight deals from London Heathrow Airport to Northern Ireland

Looking for a cheap last-minute deal or the best return flight from London Heathrow Airport to Northern Ireland? If you want to travel next month, return fares start from $261. Find the lowest prices on one-way and return tickets right here.

Belfast.$242 per passenger.Departing Fri, 11 Dec, returning Sun, 13 Dec.Return flight with British Airways.Outbound direct flight with British Airways departs from London Heathrow on Fri, 11 Dec, arriving in Belfast City.Inbound direct flight with British Airways departs from Belfast City on Sun, 13 Dec, arriving in London Heathrow.Price includes taxes and charges.From $242, select.

Derry.$360 per passenger.Departing Mon, 21 Sep, returning Wed, 23 Sep.Return flight with Loganair.Outbound direct flight with Loganair departs from London Heathrow on Mon, 21 Sep, arriving in Derry.Inbound direct flight with Loganair departs from Derry on Wed, 23 Sep, arriving in London Heathrow.Price includes taxes and charges.From $360, select.

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Flying from London Heathrow Airport to Northern Ireland

Arm yourself with these facts on the fly.

Cheapest flight found	$242
Cheapest month to fly	December
Average flight time	1 hr, 26 mins
Average flights per week	345
Most popular airline	British Airways

How to find cheap flights from London Heathrow Airport 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 Heathrow Airport to Northern Ireland. Other savvy travellers recently found return flights from $242 and one-way tickets from $105. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in December

The cheapest time to fly from London Heathrow Airport to Northern Ireland is currently December.

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 Heathrow Airport 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 Heathrow Airport to your chosen airport in 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 Northern Ireland Airport to Northern Ireland flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from London Heathrow Airport to Northern Ireland?

Yes - direct flights currently operate from London Heathrow Airport to Belfast City Airport and Derry Airport in Northern Ireland.

Which other London airports offer direct flights to Northern Ireland?

London Stansted Airport offers direct flights to Northern Ireland.

What is the average price of a flight from London Heathrow Airport to Northern Ireland?

We looked at all of the upcoming return flights from London Heathrow Airport to Northern Ireland we could find over the next 12 months. It looks like $242 is the best price. This is good, compared to the average Northern Ireland ticket price of $301.

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

The cheapest month to fly from London Heathrow Airport to Derry Airport is currently September.
The cheapest month to fly from London Heathrow Airport to Belfast City Airport is usually December.

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

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London Heathrow Airport to Northern Ireland on Friday, 11 December 2026.

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

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