In terms of precipitation, rainfall in Belfast Intl Airport 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 Intl Airport when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Belfast Intl Airport, 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 is the cheapest time of day to fly from DUB to BFS?

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

What airport do you fly from for flights from Dublin to Belfast Intl?

Dublin (DUB) is the airport you will fly out of if you book a flight from Dublin to Belfast Intl. You should not have trouble finding flights to Belfast Intl from Dublin; the airport handles an average of 0 outbound flights to Belfast Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Dublin airport to Belfast Intl. It is only a 5.7 mi journey to Dublin (DUB) from Dublin’s city center.

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

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

How can I find direct flights from Dublin to Belfast Intl?

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

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

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

£36+ Cheap Flights from Dublin to Belfast Intl Airport

Cheap flight deals from Dublin to Belfast Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dublin to Belfast Intl
Explore the most affordable flight options available from Dublin to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Thu 17/1206:10 -

1 stop13h 35m

Thu 24/1209:25 -

1 stop6h 15m

Deal found 2/11£76

Sat 19/1220:55 -

1 stop11h 30m

Sat 26/1209:30 -

1 stop9h 30m

Deal found 4/11£76

Fri 4/1221:55 -

1 stop11h 10m

Fri 11/1219:20 -

1 stop4h 25m

Deal found 2/11£79

Tue 1/1208:30 -

1 stop11h 55m

Tue 8/1208:45 -

1 stop11h 35m

Deal found 3/11£83

Fri 11/1206:55 -

1 stop12h 55m

Thu 17/1209:25 -

1 stop14h 00m

Deal found 4/11£84

Sat 12/1213:35 -

1 stop5h 00m

Sun 20/1214:25 -

1 stop6h 40m

Deal found 1/11£88

Fri 27/1106:30 -

1 stop13h 20m

Mon 30/1122:05 -

1 stop8h 55m

Deal found 3/11£88

Wed 2/1209:30 -

1 stop8h 35m

Wed 9/1207:55 -

1 stop7h 55m

Deal found 4/11£89

Find flight deals from Dublin to Belfast Intl

Round-trip from	£76
One-way from	£36

17/12-24/12
2 total stops
9h 45m total
Dublin to Belfast

Search Deals

17/12-31/12
1 total stop
4h 15m total
Dublin to Belfast

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Tue 15/12

12:45-20:10

1 stop7h 25m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£44

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Sun 15/11

06:00-06:45

1 stop24h 45m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£46

Fastest return journey

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Tue 26/1

13:50-20:10

1 stop6h 20m

Belfast Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£50

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Thu 17/12

06:10-19:45

1 stop13h 35m

Belfast Intl

Thu 24/12

09:25-15:40

1 stop6h 15m

£76

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Sat 19/12

20:55-08:25

1 stop11h 30m

Belfast Intl

Sat 26/12

09:30-19:00

1 stop9h 30m

£76

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 11/12

18:00-22:45

1 stop4h 45m

Belfast Intl

Thu 17/12

17:20-23:25

1 stop6h 05m

£85

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Sat 12/12

13:35-18:35

1 stop5h 00m

Belfast Intl

Sun 20/12

14:25-21:05

1 stop6h 40m

£88

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 4/12

21:55-09:05

1 stop11h 10m

Belfast Intl

Fri 11/12

19:20-23:45

1 stop4h 25m

£88

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Wed 2/12

09:30-18:05

1 stop8h 35m

Belfast Intl

Wed 9/12

07:55-15:50

1 stop7h 55m

£89

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Thu 17/12

20:10-07:55

1 stop11h 45m

Belfast Intl

Tue 22/12

08:25-18:55

1 stop10h 30m

£91

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Dublin to Belfast Intl

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

DUB-BFS

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.

Related info for your journey

What airport do you fly from for flights from Dublin to Belfast Intl?
Dublin (DUB) is the airport you will fly out of if you book a flight from Dublin to Belfast Intl. You should not have trouble finding flights to Belfast Intl from Dublin; the airport handles an average of 0 outbound flights to Belfast Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Dublin airport to Belfast Intl. It is only a 5.7 mi journey to Dublin (DUB) from Dublin’s city center.
Can I find deals for flights from Dublin to Belfast Intl that include hotel bookings?
Yes. In addition to deals on Dublin to Belfast Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Dublin to Belfast Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Belfast Intl.
Can I find deals for business class flights from Dublin to Belfast Intl?
Yes. Cheapflights offers flight deals from Dublin to Belfast Intl 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

Armagh

Newry

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Cork to Belfast City flights

Milltown (Kerry) to Belfast Intl flights

Milltown (Kerry) to Belfast City flights

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Millions of users choose and trust Cheapflights to book the best flight deals from Dublin to Belfast Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Dublin to Belfast Intl, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Belfast Intl from Dublin today and book when prices fit your budget.

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Cheap flights from Dublin to Belfast Intl Airport from £36

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Dublin to Belfast Intl

Cheapest flights from Dublin to Belfast IntlExplore the most affordable flight options available from Dublin to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Explore the most affordable flight options available from Dublin to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Best flights from Dublin to Belfast IntlDiscover carefully curated flight deals from Dublin to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Discover carefully curated flight deals from Dublin to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Last-minute flights from Dublin to Belfast IntlDiscover last-minute flight deals from Dublin to Belfast Intl. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from Dublin to Belfast Intl. Data last updated 5 November 2026 and is based on user searches.

One-way flights from Dublin to Belfast IntlSearch for one-way flight options from Dublin to Belfast Intl. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Search for one-way flight options from Dublin to Belfast Intl. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Find flight deals from Dublin to Belfast Intl

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

Best time to book a flight from Dublin to Belfast Intl

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

Related info for your journey

What airport do you fly from for flights from Dublin to Belfast Intl?

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

How can I find direct flights from Dublin to Belfast Intl?

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

Travelling to a place near Belfast Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dublin to Belfast Intl

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

Other flights to Belfast Intl

Explore flights to Belfast Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 5 November 2026.

Complete your trip

Complete your trip to Belfast Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Northern Ireland

Book a non-stop flight to one of these other cities located in Northern Ireland.

Search flights from Dublin to Belfast Intl by cabin class

Find flights from Dublin to Belfast Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dublin and Belfast Intl flights

Browse other Dublin and Belfast Intl flight options. Last updated on 5 November 2026.

Other flights from Dublin

Browse through other flights departing from Dublin. Flights are based on user searches made on Cheapflights and were last updated on 5 November 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

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How does Cheapflights help users find flights from Dublin to Belfast Intl?

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

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

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

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Cheapest flights from Dublin to Belfast Intl
Explore the most affordable flight options available from Dublin to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Best flights from Dublin to Belfast Intl
Discover carefully curated flight deals from Dublin to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Last-minute flights from Dublin to Belfast Intl
Discover last-minute flight deals from Dublin to Belfast Intl. Data last updated 5 November 2026 and is based on user searches.

One-way flights from Dublin to Belfast Intl
Search for one-way flight options from Dublin to Belfast Intl. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.