Cheap Flights to Ireland | Popular Routes to Ireland from HK$1,104

View HK$1,104 flight on Mon, 16 Mar 2026Opens in a new window

Popular airlines to Ireland

  • British Airways

  • Aer Lingus

  • Lufthansa

  • Air Canada

  • Iberia

  • KLM

  • Air France

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Ireland

Prices were available within the past 7 days and start at HK$1,104 for one-way flights and HK$1,838 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, 21 Mar - Mon, 23 Mar
LCY
London
DUB
Dublin
HK$1,838 Return, found 6 days ago
HK$1,838
Return
found 6 days ago
Select British Airways flight, departing Sat, 21 Mar from London to Dublin, returning Mon, 23 Mar, priced at HK$1,838 found 6 days ago
British Airways
Thu, 3 Sept - Thu, 10 Sept
LCY
London
DUB
Dublin
HK$1,892 Return, found 2 days ago
HK$1,892
Return
found 2 days ago
Select British Airways flight, departing Thu, 3 Sept from London to Dublin, returning Thu, 10 Sept, priced at HK$1,892 found 2 days ago
British Airways
Thu, 9 Apr - Thu, 16 Apr
LCY
London
DUB
Dublin
HK$1,909 Return, found 4 days ago
HK$1,909
Return
found 4 days ago
Select British Airways flight, departing Thu, 9 Apr from London to Dublin, returning Thu, 16 Apr, priced at HK$1,909 found 4 days ago
British Airways
Fri, 6 Mar - Mon, 9 Mar
LCY
London
DUB
Dublin
HK$1,942 Return, found 3 days ago
HK$1,942
Return
found 3 days ago
Select British Airways flight, departing Fri, 6 Mar from London to Dublin, returning Mon, 9 Mar, priced at HK$1,942 found 3 days ago
British Airways
Mon, 16 Mar - Tue, 17 Mar
LCY
London
DUB
Dublin
HK$2,007 Return, found 17 hours ago
HK$2,007
Return
found 17 hours ago
Select British Airways flight, departing Mon, 16 Mar from London to Dublin, returning Tue, 17 Mar, priced at HK$2,007 found 17 hours ago
British Airways
Thu, 5 Mar - Fri, 6 Mar
LCY
London
DUB
Dublin
HK$2,008 Return, found 12 hours ago
HK$2,008
Return
found 12 hours ago
Select British Airways flight, departing Thu, 5 Mar from London to Dublin, returning Fri, 6 Mar, priced at HK$2,008 found 12 hours ago
Lufthansa
Fri, 6 Mar - Sun, 8 Mar
LCY
London
DUB
Dublin
HK$2,517 Return, found 5 hours ago
HK$2,517
Return
found 5 hours ago
Select Lufthansa flight, departing Fri, 6 Mar from London to Dublin, returning Sun, 8 Mar, priced at HK$2,517 found 5 hours ago
Swiss International Air Lines
Fri, 1 May - Fri, 8 May
LCY
London
DUB
Dublin
HK$2,856 Return, found 6 days ago
HK$2,856
Return
found 6 days ago
Select Swiss International Air Lines flight, departing Fri, 1 May from London to Dublin, returning Fri, 8 May, priced at HK$2,856 found 6 days ago
China Eastern Airlines
Tue, 19 May - Wed, 3 Jun
HKG
Hong Kong SAR
DUB
Dublin
HK$4,739 Return, found 1 day ago
HK$4,739
Return
found 1 day ago
Select China Eastern Airlines flight, departing Tue, 19 May from Hong Kong SAR to Dublin, returning Wed, 3 Jun, priced at HK$4,739 found 1 day ago
Finnair
Sun, 10 May - Mon, 25 May
HKG
Hong Kong SAR
DUB
Dublin
HK$5,202 Return, found 1 day ago
HK$5,202
Return
found 1 day ago
Select Finnair flight, departing Sun, 10 May from Hong Kong SAR to Dublin, returning Mon, 25 May, priced at HK$5,202 found 1 day ago

About Ireland

Expedia offers flights to Ireland to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Ireland or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Ireland that have flexible change policies?
It's as easy as 1-2-3 with Expedia. First, enter your travel details and hit "Search." Step 2? Check "No change fee" below the "Flexible change policies" heading to the left of the screen. Step 3. Bag your cheap and flexible flight to Ireland.
Which airlines fly to Ireland?
When you're ready to lock in your seat to or near Ireland, these well-known carriers look forward to welcoming you on board:

  • Aer Lingus - 464 flights to or near Ireland each month, including 464 flights to Dublin Airport (DUB) per month.
  • United Airlines - 121 flights to or near Ireland each month, including 121 flights to Dublin Airport (DUB) per month.
  • American Airlines - 121 flights to or near Ireland each month, including 121 flights to Dublin Airport (DUB) per month.

How can I find cheap tickets to Ireland?
In the last seven days, HK$1,838 was the best price for a flight to Ireland. For even greater savings, book in advance and be flexible with your travel dates. Search for your airfare to Ireland, then compare prices for similar time frames by clicking on our "flexible dates" link.
How much is a flight to Ireland?
The price of a round-trip ticket to Ireland in the last seven days varied between HK$1,838 and HK$5,202. If you were flying one way out of London (LCY), you could have gotten an affordable fare from only HK$1,104.
What are the most popular airports to fly into in Ireland?
Dublin Airport (DUB) is the primary gateway for those travelling to Ireland. Approximately 799 flights per month touch down here.
When is the cheapest time to fly to Ireland?
If you can be flexible with what date you travel to Ireland, try to leave early in the week. The most affordable day to take off is generally Tuesday, followed closely by Monday. Saturday is typically the priciest day, with a lot of people opting to fly on the weekend.
How much is a plane ticket to Ireland?
In the last seven days, airfares to Ireland fluctuated from HK$1,838 to HK$5,202.
What is the best time to go to Ireland?
A superb time to head to Ireland, as well as the prominent city of Dublin, is over the busy months of March, April and May. Summer here begins June 20, and you can expect average temperatures of between 10ºC and 18ºC if you visit then. This warmer weather is perfect for touring around the city sights.
What months are the cheapest to book a flight to Ireland?
A good month to purchase well-priced fares to Ireland is February. It's worth noting that in the United States, an expensive time to book a ticket is the busy month of December.

Trending flights to Ireland

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Tue, 19 May - Wed, 3 Jun
HKG
Hong Kong SAR
DUB
Dublin
HK$4,739 Return, found 1 day ago
HK$4,739
Return
found 1 day ago
Select China Eastern Airlines flight, departing Tue, 19 May from Hong Kong SAR to Dublin, returning Wed, 3 Jun, priced at HK$4,739 found 1 day ago
*Available to Expedia members.