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Cheap flights from Dublin to Belfast from €45

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Dublin to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:45 - 22:20DUB  Dublin-BFS Belfast Intl
6h 35m1 stop Manchester
Multiple Airlines Logo
12:45 - 18:10BFS  Belfast Intl-DUB Dublin
5h 25m1 stop Manchester
€82Multiple Airlines
Thu, 15 Oct - Thu, 22 Oct
Multiple Airlines Logo
06:20 - 21:30DUB  Dublin-BFS Belfast Intl
15h 10m1 stop Manchester
Multiple Airlines Logo
07:30 - 21:30BFS  Belfast Intl-DUB Dublin
14h 00m1 stop Manchester
€85Multiple Airlines
Mon, 5 Oct - Wed, 14 Oct
Multiple Airlines Logo
22:20 - 16:30DUB  Dublin-BFS Belfast Intl
18h 10m1 stop Edinburgh Turnhouse
Multiple Airlines Logo
07:35 - 00:10BFS  Belfast Intl-DUB Dublin
16h 35m1 stop London Stansted
€88Multiple Airlines
Fri, 2 Oct - Fri, 9 Oct
Multiple Airlines Logo
15:40 - 21:30DUB  Dublin-BFS Belfast Intl
5h 50m1 stop Manchester
Multiple Airlines Logo
08:40 - 17:00BFS  Belfast Intl-DUB Dublin
8h 20m1 stop Manchester
€89Multiple Airlines
Mon, 12 Oct - Mon, 19 Oct
Multiple Airlines Logo
07:25 - 20:55DUB  Dublin-BFS Belfast Intl
13h 30m1 stop Manchester
Multiple Airlines Logo
21:20 - 08:35BFS  Belfast Intl-DUB Dublin
11h 15m1 stop Manchester
€89Multiple Airlines
Wed, 28 Oct - Wed, 4 Nov
Multiple Airlines Logo
14:25 - 21:40DUB  Dublin-BFS Belfast Intl
7h 15m1 stop Manchester
Multiple Airlines Logo
22:05 - 07:00BFS  Belfast Intl-DUB Dublin
8h 55m1 stop Manchester
€90Multiple Airlines
Mon, 9 Nov - Mon, 16 Nov
Multiple Airlines Logo
06:30 - 12:20DUB  Dublin-BFS Belfast Intl
5h 50m1 stop London Stansted
Multiple Airlines Logo
19:55 - 23:25BFS  Belfast Intl-DUB Dublin
3h 30m1 stop Nottingham East Midlands
€91Multiple Airlines
Mon, 5 Oct - Wed, 14 Oct
Multiple Airlines Logo
20:30 - 10:05DUB  Dublin-BFS Belfast Intl
13h 35m1 stop London Stansted
Multiple Airlines Logo
15:25 - 20:35BFS  Belfast Intl-DUB Dublin
5h 10m1 stop London Stansted
€92Multiple Airlines
Sat, 31 Oct - Sat, 7 Nov
Multiple Airlines Logo
13:35 - 18:35DUB  Dublin-BFS Belfast Intl
5h 00m1 stop London Stansted
Multiple Airlines Logo
19:20 - 07:55BFS  Belfast Intl-DUB Dublin
12h 35m1 stop London Stansted
€93Multiple Airlines
Sat, 7 Nov - Fri, 13 Nov
Multiple Airlines Logo
06:40 - 13:35DUB  Dublin-BFS Belfast Intl
6h 55m1 stop Birmingham
Multiple Airlines Logo
17:25 - 23:25BFS  Belfast Intl-DUB Dublin
6h 00m1 stop Manchester
€94Multiple Airlines
Sat, 7 Nov - Fri, 13 Nov

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KLM flights from Dublin to Belfast

Our best KLM deals on Dublin to Belfast flight tickets
KLM
7 Nov
DUB17:15Dublin
15h 55m
1 stop
BHD09:10Belfast City
13 Nov
BHD17:05Belfast City
15h 00m
1 stop
DUB08:05Dublin
€207
KLM
16 Jan
DUB05:45Dublin
11h 05m
1 stop
BHD16:50Belfast City
24 Jan
BHD09:40Belfast City
22h 25m
1 stop
DUB08:05Dublin
€207
KLM
29 Sept
DUB05:55Dublin
11h 00m
1 stop
BHD16:55Belfast City
3 Oct
BHD17:30Belfast City
14h 50m
1 stop
DUB08:20Dublin
€282

British Airways flights from Dublin to Belfast

Our best British Airways deals on Dublin to Belfast flight tickets
British Airways
17 Jan
DUB19:25Dublin
13h 10m
1 stop
BHD08:35Belfast City
27 Jan
BHD12:20Belfast City
7h 25m
1 stop
DUB19:45Dublin
€189
British Airways
9 Nov
DUB20:40Dublin
12h 25m
1 stop
BHD09:05Belfast City
15 Nov
BHD06:30Belfast City
6h 15m
1 stop
DUB12:45Dublin
€190
British Airways
20 Jan
DUB10:30Dublin
6h 15m
1 stop
BHD16:45Belfast City
24 Jan
BHD06:30Belfast City
12h 10m
1 stop
DUB18:40Dublin
€208

momondo Fare Finder

 
Use the filters below to find and compare flights from Dublin to Belfast that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest return flight

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Thu 15/10

15:45-22:20

1 stop6h 35m

Belfast Intl

Thu 22/10

12:45-18:10

1 stop5h 25m

€82

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Mon 5/10

06:20-21:30

1 stop15h 10m

Belfast Intl

Wed 14/10

07:30-21:30

1 stop14h 00m

€85

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 2/10

22:20-16:30

1 stop18h 10m

Belfast Intl

Fri 9/10

07:35-00:10

1 stop16h 35m

€88

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Mon 12/10

15:40-21:30

1 stop5h 50m

Belfast Intl

Mon 19/10

08:40-17:00

1 stop8h 20m

€89

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Wed 28/10

07:25-20:55

1 stop13h 30m

Belfast Intl

Wed 4/11

21:20-08:35

1 stop11h 15m

€89

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Mon 9/11

14:25-21:40

1 stop7h 15m

Belfast Intl

Mon 16/11

22:05-07:00

1 stop8h 55m

€90
Fastest return journey

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Mon 5/10

06:30-12:20

1 stop5h 50m

Belfast Intl

Wed 14/10

19:55-23:25

1 stop3h 30m

€91

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Sat 31/10

20:30-10:05

1 stop13h 35m

Belfast Intl

Sat 7/11

15:25-20:35

1 stop5h 10m

€92

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Sat 7/11

13:35-18:35

1 stop5h 00m

Belfast Intl

Fri 13/11

19:20-07:55

1 stop12h 35m

€93

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Sat 7/11

06:40-13:35

1 stop6h 55m

Belfast Intl

Fri 13/11

17:25-23:25

1 stop6h 00m

€94

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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Cheap Dublin to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Belfast

Best price found

€45

Fastest flight time

2h 40m

Direct flights

None
The best one-way flight to Belfast from Dublin in the past 72 hours is €45. The best return flight deal from Dublin to Belfast found on momondo in the last 72 hours is €82.
The fastest flight from Dublin to Belfast takes 2h 40m
There are no direct flights from Dublin to Belfast. There are no popular flight routes from Dublin to Belfast.
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Frequently asked questions about flying from Dublin to Belfast

  • How far is Dublin to Belfast by plane?

    Belfast is 140.9 km away from Dublin. 2h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Dublin Airport to Belfast?

    Prices for flights from Dublin Airport to Belfast refresh daily.

  • How old do you have to be to fly from Dublin Airport to Belfast?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Dublin to Belfast

  • How do I get Price Alerts for flights from Dublin to Belfast?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Dublin from Belfast. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Dublin to Belfast with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Belfast?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dublin to Belfast . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Dublin to Belfast with flexible booking policies on momondo?

All flight searches from Dublin to Belfast on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Dublin to Belfast?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dublin to Belfast.

I’m not ready to book a flight from Dublin to Belfast right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Dublin to Belfast flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Belfast Intl Airport
Belfast City Airport