Cheap flights from Northern Ireland to Dublin

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

Flights from Northern Ireland to Dublin lean towards being more expensive in May. Prices are generally better when you fly from Northern Ireland to Dublin in September, with the cheapest ticket starting at £84.

When is the cheapest time to fly from Northern Ireland to Dublin (NIR - DUB)?

When flying from Northern Ireland to Dublin, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Northern Ireland to Dublin in December, January 2021

The best prices found for Northern Ireland to DUB flights in December, January
3 Dec - 10 Dec
LDY

Londonderry Eglinton

DUB

Dublin

2 stops

29h 30m
DUB

Dublin

LDY

Londonderry Eglinton

1 stop

7h 20m
£53

Multiple Airlines

View Deal

Deal found 29/11/21

3 Dec - 10 Dec
LDY

Londonderry Eglinton

DUB

Dublin

3 stops

25h 05m
DUB

Dublin

LDY

Londonderry Eglinton

1 stop

7h 20m
£70

Multiple Airlines

View Deal

Deal found 29/11/21

3 Dec - 10 Dec
LDY

Londonderry Eglinton

DUB

Dublin

1 stop

26h 05m
DUB

Dublin

LDY

Londonderry Eglinton

1 stop

7h 20m
£74

Multiple Airlines

View Deal

Deal found 29/11/21

Northern Ireland to Dublin 2021 flight deals

Cheap flights to Dublin from Northern Ireland found for this year
3 Dec - 10 Dec
LDY

Londonderry Eglinton

DUB

Dublin

2 stops

29h 30m
DUB

Dublin

LDY

Londonderry Eglinton

1 stop

7h 20m
£53

Multiple Airlines

View Deal

Deal found 29/11/21

3 Dec - 10 Dec
LDY

Londonderry Eglinton

DUB

Dublin

3 stops

25h 05m
DUB

Dublin

LDY

Londonderry Eglinton

1 stop

7h 20m
£70

Multiple Airlines

View Deal

Deal found 29/11/21

13 Dec - 18 Dec
BFS

Belfast Intl

DUB

Dublin

1 stop

11h 20m
DUB

Dublin

BFS

Belfast Intl

1 stop

13h 25m
£74

Multiple Airlines

View Deal

Deal found 29/11/21

One-way flights to Dublin from Northern Ireland

The cheapest one-way flights from Northern Ireland to Dublin
8 Jan
BHD

Belfast City

DUB

Dublin

1 stop

22h 05m
£43

Multiple Airlines

View Deal

Deal found 29/11/21

11 Dec
BHD

Belfast City

DUB

Dublin

1 stop

12h 50m
£45

Multiple Airlines

View Deal

Deal found 30/11/21

26 Dec
BFS

Belfast Intl

DUB

Dublin

1 stop

8h 15m
£59

Multiple Airlines

View Deal

Deal found 28/11/21

Related info for your journey

Useful info, stats and facts about Northern Ireland to Dublin flights.

What airport do you fly into for flights to Dublin from Northern Ireland?

Most people fly into Dublin (DUB) if they book a flight to Dublin from Northern Ireland. Dublin is conveniently located just 5.7 mi from Dublin’s city centre.

Which airlines flying from Northern Ireland to Dublin have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Northern Ireland to Dublin that may be offering flexible cancellation policies are British Airways and Flybe. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Northern Ireland to Dublin for under £100 on Cheapflights?

Yes, there are multiple flights from Northern Ireland to Dublin for under £100. The cheapest flight booked recently is on Multiple Airlines for just £74, but on average you can expect to pay £251.

What are the most popular routes from Northern Ireland to Dublin?

The most popular flight routes from Northern Ireland to Dublin are Belfast Intl - Dublin, Belfast City - Dublin and Londonderry Eglinton - Dublin.

Can I fly to Dublin from Northern Ireland right now?

Information is based on travel restrictions from Northern Ireland to Dublin

Most visitors from Northern Ireland need to provide a negative COVID-19 test result and/or quarantine to enter Dublin.

COVID-19 testing requirements
Visitors from Northern Ireland must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Dublin.

Quarantine requirements
Visitors from Northern Ireland are not required to quarantine after entering Dublin.

Documents
Passenger Locator Card - The form must be filled in within 72 hours before arrival in Ireland from overseas.


Can I fly back to Northern Ireland from Dublin?

Returning to Northern Ireland from Dublin

COVID-19 testing requirements
Visitors from Dublin must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Northern Ireland.

Quarantine requirements
Visitors from Dublin are not required to quarantine after entering Northern Ireland.

Departure points for flights from Northern Ireland to Dublin

Select to see more specific information for flights to Dublin from all departure points in Northern Ireland

Top 2 airlines flying from Northern Ireland to Dublin

The chart below displays the airlines Cheapflights users travelling from Northern Ireland to Dublin choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
British Airways
Cheapest£126
Average£258
FlexibilityNo cancel fee
On-time70%
COVID-19 safety
Flybe
Cheapest£138
Average£183
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety

Hourly flight availability from Northern Ireland to Dublin

See what time of day planes typically take off from Northern Ireland to Dublin
20%of flight departuresEarly morningMidnight to 6 am
40%of flight departuresMorning6 am to noon
20%of flight departuresAfternoonNoon to 6 pm
20%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM