Flights from Cardiff Airport to Northern Ireland

Flight deals from Cardiff Airport to Northern Ireland

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

Belfast.£95 per passenger.Departing Tue, 12 Aug, returning Wed, 20 Aug.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Cardiff on Tue, 12 Aug, arriving in Belfast City.Inbound direct flight with Aer Lingus departs from Belfast City on Wed, 20 Aug, arriving in Cardiff.Price includes taxes and charges.From £95, select.

Derry.£175 per passenger.Departing Tue, 15 Jul, returning Mon, 21 Jul.Return flight with Vueling Airlines and Ryanair.Outbound indirect flight with Vueling Airlines, departs from Cardiff on Tue, 15 Jul, arriving in Derry.Inbound indirect flight with Ryanair, departs from Derry on Mon, 21 Jul, arriving in Cardiff.Price includes taxes and charges.From £175, select.

Flying from Cardiff Airport to Northern Ireland

Arm yourself with these facts on the fly.

Cheapest flight found	£95, Belfast
Cheapest month to fly	August
Average flight time	1 hr, 28 mins
Average flights per week	36
Most popular airline	Aer Lingus

How to find cheap flights from Cardiff 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 Cardiff Airport to Northern Ireland. Other savvy travellers recently found return flights from £95 and one-way tickets from £46. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in August

The cheapest time to fly from Cardiff Airport to Northern Ireland is currently August.

Fly on a Saturday

From our data, we can see that Saturday seems to be the cheapest time to fly from Cardiff Airport 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 Cardiff 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 Cardiff 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 Cardiff 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 Cardiff Airport to Northern Ireland?

Yes - direct flights currently operate from Cardiff Airport to Belfast City Airport in Northern Ireland.

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

We looked at all of the upcoming return flights from Cardiff Airport to Northern Ireland we could find over the next 12 months. It looks like £95 is the best price. This is good, compared to the average Northern Ireland ticket price of £158.

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

The cheapest month to fly from Cardiff Airport to Belfast City Airport is currently August.
The cheapest month to fly from Cardiff Airport to Derry Airport is usually July.

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

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Cardiff Airport to Northern Ireland on Tuesday, 12 August 2025.

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

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

How long is the flight from Cardiff Airport to Northern Ireland?

The average flight time between Cardiff Airport and Northern Ireland is 1 hour and 28 minutes.