In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular routes from Ireland to Belfast?

The most popular route from Ireland to Belfast is Dublin - Belfast Intl. You may also consider Dublin - Belfast City or Cork - Belfast Intl.

Can I find deals for flights from Ireland to Belfast that include hotel bookings?

Yes. In addition to deals on Ireland to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Ireland to Belfast?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Belfast.

Can I find deals for business class flights from Ireland to Belfast?

Yes. Cheapflights offers flight deals from Ireland to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£77+ Flights from Ireland to Belfast

Cheap flight deals from Ireland to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Belfast
Explore the most affordable flight options available from Ireland to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Tue 23/1220:35DUB - BFS

1 stop13h 45mMultiple Airlines

Sat 27/1207:20BFS - DUB

1 stop9h 05mMultiple Airlines

Deal found 15/12£120

Thu 18/1221:15DUB - BFS

1 stop10h 35mMultiple Airlines

Fri 19/1217:15BFS - DUB

1 stop6h 50mMultiple Airlines

Deal found 17/12£134

Tue 23/1223:05ORK - BHD

1 stop16h 20mMultiple Airlines

Fri 26/1217:55BHD - ORK

1 stop3h 10mMultiple Airlines

Deal found 16/12£138

Sun 28/1217:25KIR - BFS

2 stops25h 30mMultiple Airlines

Wed 31/1219:55BFS - KIR

2 stops21h 10mMultiple Airlines

Deal found 17/12£144

Sun 28/1217:25KIR - BHD

2 stops25h 00mMultiple Airlines

Wed 31/1218:50BHD - KIR

2 stops22h 15mMultiple Airlines

Deal found 17/12£181

Wed 17/1213:25DUB - BFS

1 stop3h 05mMultiple Airlines

Wed 17/1221:20BFS - DUB

1 stop14h 30mMultiple Airlines

Deal found 17/12£338

Mon 29/1216:00DUB - BHD

1 stop4h 10mBritish Airways

Sun 4/115:10BHD - DUB

1 stop4h 35mBritish Airways

Deal found 16/12£465

Best flights from Ireland to Belfast
Discover carefully curated flight deals from Ireland to Belfast that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 December 2025.

Fri 23/115:00DUB - BFS

1 stop5h 25mMultiple Airlines

Mon 26/107:50BFS - DUB

1 stop3h 15mMultiple Airlines

Deal found 15/12£77

Mon 19/120:55DUB - BFS

1 stop12h 00mMultiple Airlines

Mon 26/119:20BFS - DUB

1 stop13h 15mMultiple Airlines

Deal found 16/12£78

Sun 4/122:25ORK - BFS

1 stop9h 00mMultiple Airlines

Tue 6/106:30BFS - ORK

1 stop8h 30mMultiple Airlines

Deal found 16/12£79

Wed 14/113:00DUB - BFS

1 stop5h 50mMultiple Airlines

Wed 21/115:45BFS - DUB

1 stop4h 20mMultiple Airlines

Deal found 17/12£81

Mon 2/210:10DUB - BHD

1 stop11h 00mAer Lingus

Wed 11/210:35BHD - DUB

1 stop11h 00mAer Lingus

Deal found 17/12£219

Wed 4/208:30DUB - BFS

1 stop10h 20mMultiple Airlines

Thu 5/206:15BFS - DUB

1 stop11h 35mMultiple Airlines

Deal found 16/12£84

Sat 17/106:00ORK - BHD

1 stop10h 50mKLM

Sat 24/117:20BHD - ORK

1 stop6h 05mKLM

Deal found 16/12£243

Sat 31/118:45DUB - BFS

1 stop4h 00mMultiple Airlines

Sat 7/205:45BFS - DUB

1 stop7h 35mMultiple Airlines

Deal found 17/12£84

Wed 7/105:45ORK - BFS

1 stop4h 35mMultiple Airlines

Fri 23/108:05BFS - ORK

1 stop7h 05mMultiple Airlines

Deal found 16/12£85

Sat 31/118:50ORK - BFS

1 stop13h 20mMultiple Airlines

Sat 7/207:20BFS - ORK

1 stop11h 05mMultiple Airlines

Deal found 17/12£86

Sun 11/107:50SNN - BHD

1 stop6h 25mBritish Airways

Sun 18/110:40BHD - SNN

1 stop8h 45mBritish Airways

Deal found 16/12£325

Thu 15/121:15DUB - BFS

1 stop10h 35mMultiple Airlines

Fri 16/121:30BFS - DUB

1 stop11h 50mMultiple Airlines

Deal found 17/12£87

Thu 29/107:55DUB - BFS

1 stop10h 45mMultiple Airlines

Thu 5/206:15BFS - DUB

1 stop11h 35mMultiple Airlines

Deal found 15/12£88

Sat 17/120:00ORK - BFS

1 stop12h 50mMultiple Airlines

Sat 24/108:50BFS - ORK

1 stop10h 35mMultiple Airlines

Deal found 16/12£89

Tue 13/109:00DUB - BFS

1 stop8h 00mMultiple Airlines

Tue 20/120:25BFS - DUB

1 stop12h 40mMultiple Airlines

Deal found 16/12£89

Fri 30/117:00DUB - BFS

1 stop5h 00mMultiple Airlines

Fri 6/214:30BFS - DUB

1 stop5h 35mMultiple Airlines

Deal found 15/12£90

Tue 13/107:20DUB - BHD

1 stop12h 35mMultiple Airlines

Tue 20/120:25BHD - DUB

1 stop11h 40mMultiple Airlines

Deal found 16/12£92

Wed 14/106:30DUB - BHD

1 stop11h 05mMultiple Airlines

Wed 21/116:50BHD - DUB

1 stop3h 15mMultiple Airlines

Deal found 17/12£92

Mon 12/107:50SNN - BHD

1 stop6h 05mBritish Airways

Sun 18/109:10BHD - SNN

1 stop7h 35mBritish Airways

Deal found 17/12£325

Thu 15/106:40DUB - BHD

1 stop12h 40mMultiple Airlines

Thu 22/120:00BHD - DUB

1 stop13h 50mMultiple Airlines

Deal found 18/12£93

Wed 21/117:35ORK - BHD

1 stop14h 40mBritish Airways

Sat 24/111:35BHD - ORK

1 stop7h 50mBritish Airways

Deal found 15/12£381

Mon 12/119:55SNN - BFS

1 stop13h 10mMultiple Airlines

Sun 18/122:45BFS - SNN

1 stop10h 40mMultiple Airlines

Deal found 17/12£101

Wed 4/217:35ORK - BHD

1 stop15h 35mBritish Airways

Sat 7/218:00BHD - ORK

1 stop5h 25mBritish Airways

Deal found 15/12£381

Mon 2/206:35DUB - BHD

1 stop9h 50mMultiple Airlines

Wed 11/216:50BHD - DUB

1 stop3h 15mMultiple Airlines

Deal found 17/12£103

Fri 30/117:35ORK - BHD

1 stop16h 55mBritish Airways

Sun 1/206:30BHD - ORK

1 stop16h 55mBritish Airways

Deal found 17/12£382

Wed 4/211:40DUB - BHD

1 stop4h 40mMultiple Airlines

Thu 5/217:20BHD - DUB

1 stop6h 10mMultiple Airlines

Deal found 16/12£108

Mon 12/111:55ORK - BHD

1 stop8h 20mBritish Airways

Fri 16/114:50BHD - ORK

1 stop6h 10mBritish Airways

Deal found 16/12£405

Thu 29/117:30KIR - BFS

2 stops17h 00mMultiple Airlines

Thu 5/221:00BFS - KIR

1 stop13h 30mMultiple Airlines

Deal found 15/12£114

Fri 30/114:00ORK - BFS

2 stops18h 25mMultiple Airlines

Fri 6/207:50BFS - ORK

1 stop8h 40mMultiple Airlines

Deal found 16/12£115

Sat 17/111:55ORK - BHD

2 stops9h 05mBritish Airways

Sat 24/118:00BHD - ORK

1 stop5h 25mBritish Airways

Deal found 16/12£457

Last-minute flights from Ireland to Belfast
Discover last-minute flight deals from Ireland to Belfast. Data last updated 18 December 2025 and is based on user searches.

Sun 4/122:25ORK - BFS

1 stop9h 00mMultiple Airlines

Tue 6/106:30BFS - ORK

1 stop8h 30mMultiple Airlines

Deal found 16/12£79

Wed 7/105:45ORK - BFS

1 stop4h 35mMultiple Airlines

Fri 23/108:05BFS - ORK

1 stop7h 05mMultiple Airlines

Deal found 16/12£85

Tue 13/109:00DUB - BFS

1 stop8h 00mMultiple Airlines

Tue 20/120:25BFS - DUB

1 stop12h 40mMultiple Airlines

Deal found 16/12£89

Wed 14/113:00DUB - BFS

1 stop5h 50mMultiple Airlines

Wed 21/115:45BFS - DUB

1 stop4h 20mMultiple Airlines

Deal found 17/12£81

Thu 15/121:15DUB - BFS

1 stop10h 35mMultiple Airlines

Fri 16/121:30BFS - DUB

1 stop11h 50mMultiple Airlines

Deal found 17/12£87

Sat 17/120:00ORK - BFS

1 stop12h 50mMultiple Airlines

Sat 24/108:50BFS - ORK

1 stop10h 35mMultiple Airlines

Deal found 16/12£89

Mon 19/120:55DUB - BFS

1 stop12h 00mMultiple Airlines

Mon 26/119:20BFS - DUB

1 stop13h 15mMultiple Airlines

Deal found 16/12£78

Fri 23/115:00DUB - BFS

1 stop5h 25mMultiple Airlines

Mon 26/107:50BFS - DUB

1 stop3h 15mMultiple Airlines

Deal found 15/12£77

Thu 29/107:55DUB - BFS

1 stop10h 45mMultiple Airlines

Thu 5/206:15BFS - DUB

1 stop11h 35mMultiple Airlines

Deal found 15/12£88

Fri 30/117:00DUB - BFS

1 stop5h 00mMultiple Airlines

Fri 6/214:30BFS - DUB

1 stop5h 35mMultiple Airlines

Deal found 15/12£90

Sat 31/118:45DUB - BFS

1 stop4h 00mMultiple Airlines

Sat 7/207:20BFS - DUB

1 stop12h 15mMultiple Airlines

Deal found 17/12£82

Sat 31/118:50ORK - BFS

1 stop13h 20mMultiple Airlines

Sat 7/207:20BFS - ORK

1 stop11h 05mMultiple Airlines

Deal found 17/12£86

Find flight deals from Ireland to Belfast

Round-trip from	£77

23/1-26/1
2 total stops
8h 40m total
Ireland to Belfast

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Fri 23/1

15:00-20:25

1 stop5h 25m

Belfast Intl

Mon 26/1

07:50-11:05

1 stop3h 15m

£77

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Mon 19/1

20:55-08:55

1 stop12h 00m

Belfast Intl

Mon 26/1

19:20-08:35

1 stop13h 15m

£78

CorkBelfast

ORK - BFS

ORKBFS

Cork

Sun 4/1

22:25-07:25

1 stop9h 00m

Belfast Intl

Tue 6/1

06:30-15:00

1 stop8h 30m

£79

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Wed 14/1

13:00-18:50

1 stop5h 50m

Belfast Intl

Wed 21/1

15:45-20:05

1 stop4h 20m

£81

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Wed 4/2

08:30-18:50

1 stop10h 20m

Belfast Intl

Thu 5/2

06:15-17:50

1 stop11h 35m

£84

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sat 31/1

18:45-22:45

1 stop4h 00m

Belfast Intl

Sat 7/2

05:45-13:20

1 stop7h 35m

£84

CorkBelfast

ORK - BFS

ORKBFS

Cork

Wed 7/1

05:45-10:20

1 stop4h 35m

Belfast Intl

Fri 23/1

08:05-15:10

1 stop7h 05m

£85

CorkBelfast

ORK - BFS

ORKBFS

Cork

Sat 31/1

18:50-08:10

1 stop13h 20m

Belfast Intl

Sat 7/2

07:20-18:25

1 stop11h 05m

£86

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 15/1

21:15-07:50

1 stop10h 35m

Belfast Intl

Fri 16/1

21:30-09:20

1 stop11h 50m

£87

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 29/1

07:55-18:40

1 stop10h 45m

Belfast Intl

Thu 5/2

06:15-17:50

1 stop11h 35m

£88

Flights are sorted by cheapest return flights first.

Deals found on 15/12

Showing 1-10 of 31 results

Best time to book a flight from Ireland to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Ireland with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Belfast

What is the cheapest time of day to fly from IE to BFS?

One of the essential ways to save on airfare from Ireland to Belfast is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 35% on airfare.

Related info for your journey

What are the most popular routes from Ireland to Belfast?
The most popular route from Ireland to Belfast is Dublin - Belfast Intl. You may also consider Dublin - Belfast City or Cork - Belfast Intl.
Can I find deals for flights from Ireland to Belfast that include hotel bookings?
Yes. In addition to deals on Ireland to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ireland to Belfast?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Belfast.
Can I find deals for business class flights from Ireland to Belfast?
Yes. Cheapflights offers flight deals from Ireland to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ireland to Belfast

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Cardiff to Belfast Intl flights

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Cheapflights helps you search for flights from Ireland to Belfast via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Belfast?

Cheapflights simply makes it quick and affordable to book flights from Ireland to Belfast by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ireland to Belfast with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to Belfast flexibly with Cheapflights today.

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Of course! You can now track prices for flights from Ireland to Belfast and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Ireland to Belfast from £77

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to Belfast

Cheapest flights from Ireland to BelfastExplore the most affordable flight options available from Ireland to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Explore the most affordable flight options available from Ireland to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Find flight deals from Ireland to Belfast

Keep the following information in mind while searching for Ireland to Belfast flight deals. Data was last updated 18 December 2025.

Round-trip from

Cheapflights Fare Finder

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

Best time to book a flight from Ireland to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Ireland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Belfast

What is the cheapest time of day to fly from IE to BFS?

Find hourly flight availability from Ireland to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the most popular routes from Ireland to Belfast?

Can I find deals for flights from Ireland to Belfast that include hotel bookings?

How can I find direct flights from Ireland to Belfast?

Can I find deals for business class flights from Ireland to Belfast?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to Belfast

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Belfast?

Why should you use Cheapflights to find cheap flight tickets from Ireland to Belfast?

Can Cheapflights find flights from Ireland to Belfast with no change fees?

Can Cheapflights notify me if prices for flights from Ireland to Belfast become cheaper?

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Cheapest flights from Ireland to Belfast
Explore the most affordable flight options available from Ireland to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.