Cheap flights from Belfast to Dublin

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How to find the cheapest flight from
Belfast (BHD) to Dublin (DUB)

All the information you need to plan the best BHD to DUB flight in 2021: compare Belfast to Dublin flight prices with the expected peak season, weather and rainfall in Dublin.
BF1 - DUB
Price
£128 - £216
DUB
Temperature
9 - 20 °C
DUB
Rainfall
51 - 85 mm

Popular in

July

High demand for flights, 22% potential price rise

Cheapest in

January

Best time to find cheap flights, 24% potential price drop

Average price

£206

Average for round-trip flights in May 2021

Round-trip from

£128

From Belfast to Dublin

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Belfast to Dublin?

Travellers have found that booking a Sunday departure is the best way to save up to 65% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Belfast to Dublin?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 56 days in advance, which can save you up to 79% on flights from Belfast to Dublin compared to booking the week you need them. Waiting 56 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £73. For sooner than that we have options available in the next 3 days from £93.

What is the cheapest month to fly from Belfast to Dublin?

The best pricing can be found in the month of August. Prices to Dublin from Belfast average £59. You can even find prices in August for less than £59, as users have found deals to Dublin from as low as £25. The month of December appears to be one of the more expensive times to travel to Dublin from Belfast. Flying in the targeted month can save you up to 52%.

When is the cheapest time to fly from Belfast to Dublin (BF1 - DUB)?

When flying from Belfast to Dublin, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 35% versus a flight at midday.

Cheap flights from Belfast to Dublin in May, June 2021

The best prices found for BHD to DUB flights in May, June
4 Jun - 11 Jun
£93pp
BHD
Belfast City
Multiple airlines
 
1 STOP
DUB
Dublin
DUB
Dublin
Ryanair
 
1 STOP
BHD
Belfast City
1 Jun - 31 Jul
£99pp
BHD
Belfast City
Ryanair
 
1 STOP
DUB
Dublin
DUB
Dublin
Ryanair
 
1 STOP
BHD
Belfast City
4 Jun - 11 Jun
£100pp
BHD
Belfast City
Ryanair
   
2 STOPS
DUB
Dublin
DUB
Dublin
Ryanair
 
1 STOP
BHD
Belfast City

Belfast to Dublin 2021 flight deals

Cheap flights to Dublin from Belfast found for this year
4 Jun - 11 Jun
£93pp
BHD
Belfast City
Multiple airlines
 
1 STOP
DUB
Dublin
DUB
Dublin
Ryanair
 
1 STOP
BHD
Belfast City
1 Jun - 31 Jul
£99pp
BHD
Belfast City
Ryanair
 
1 STOP
DUB
Dublin
DUB
Dublin
Ryanair
 
1 STOP
BHD
Belfast City
4 Jun - 11 Jun
£100pp
BHD
Belfast City
Ryanair
   
2 STOPS
DUB
Dublin
DUB
Dublin
Ryanair
 
1 STOP
BHD
Belfast City

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Belfast</span> to <span class="emphasized">Dublin</span> flights.

Flight FAQs

From Belfast to Dublin

Are flight prices decreasing from Belfast to Dublin due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Belfast and Dublin for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

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

Some of the carriers operating flights from Belfast 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.

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

Dublin (DUB), located 5.7 mi from the city centre, is the airport you fly into when you book flights from Belfast to Dublin. 4 airlines have flights to Dublin from Belfast on a regular basis. Booking flights from Belfast to Dublin should not be difficult; the airport handles an average of 0 inbound flights from Belfast per day.

Can I find flights from Belfast to Dublin for under £144 on Cheapflights?

Yes, there are multiple flights from Belfast to Dublin for under £144. The cheapest flight booked recently is on Multiple Airlines for just £93, but on average you can expect to pay £127.

Are there direct flights from Belfast to Dublin for under £72 on Cheapflights?

There are no direct flights from Belfast to Dublin, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Is Belfast weather warmer or cooler than Dublin?

Expect the weather to be around 20 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Dublin is generally hotter than in Belfast.

How long does is the flight from Belfast to Dublin?

There are many flights that can get you from Belfast to Dublin in 5h 10m. Fly via KLM to get the fastest option.

What are the cheapest airlines to flying from Belfast to Dublin return?

Currently priced at £100, Ryanair will fly you from Belfast to Dublin and back. In addition to Ryanair, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on KLM for as low as £155. Ryanair is currently priced 41% below the average price you’ll pay for this route.

Related searches

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Alternative routes for Belfast to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
Derry to Dublin from £374 pp

Destination information for Dublin

Things to know before you go - useful duration and weather info for your trip from Belfast to Dublin.
Today's exchange rate
£1 = €1.16
Average temperature for May in Dublin
15.0 °C
Avg rainfall for May in Dublin
60.0 mm

Airports servicing Belfast

Belfast International (BFS)
Belfast City (BHD)

Airports servicing Dublin

Dublin (DUB)

Top 4 airlines flying from Belfast to Dublin

The chart below displays the airlines Cheapflights users travelling from Belfast to Dublin choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Ryanair 		£46 £139 No cancel fee N/A
Search Ryanair flights
Aer Lingus 		£93 £187 No cancel fee N/A
Search Aer Lingus flights
Flybe 		£183 £243 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Flybe. Please check directly on their website for additional information.
Search Flybe flights
British Airways 		£168 £344 No cancel fee 70%
Search British Airways flights

Popular flight searches

Check out other popular destinations found by fellow travellers in 2021.
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