Cheap Flights from London Airport to County Dublin from HK$4,356 Return

Flight deals from London Airport to County Dublin

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

Dublin.HK$4,356 per passenger.Departing Fri, 8 May, returning Wed, 20 May.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Fri, 8 May, arriving in Dublin.Inbound indirect flight with Air Canada, departs from Dublin on Wed, 20 May, arriving in London.Price includes taxes and charges.From HK$4,356, select.

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Flying from London Airport to County Dublin

Arm yourself with these facts on the fly.

Cheapest flight found	HK$4,356
Cheapest month to fly	May

How to find cheap flights from London Airport to County Dublin

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from London Airport to County Dublin. Other savvy travellers recently found return flights from HK$4,356 and one-way tickets from HK$2,021. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in May

The cheapest time to fly from London Airport to County Dublin is currently May.

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 Airport to anywhere you choose in County Dublin.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from London Airport to your chosen airport in County Dublin 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 County Dublin Airport to County Dublin flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What is the average price of a flight from London Airport to County Dublin?

We looked at all of the upcoming return flights from London Airport to County Dublin we could find over the next 12 months. It looks like HK$4,356 is the best price. This is good, compared to the average County Dublin ticket price of HK$4,356.

What is the cheapest month to fly from London Airport to County Dublin?

The cheapest month to fly from London Airport to County Dublin is currently May.

Which upcoming date is cheapest to fly from London Airport to County Dublin on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London Airport to County Dublin on Friday, 8 May 2026.