Cheap flights from Belfast to Dublin

Flights tailored to your budget

Selected dates may not give results due to COVID-19. We suggest you change the dates.
Multi-city Round trip One way
Round trip
One way
Multi-city
From
No results match your search criteria
To
No results match your search criteria
{{ weekDay }}
Dates
{{ panel.label }}
Looking for a one-way flight?

Flexible dates can save you money

Explore nearby dates to find lower fares

{{ fromDate | dateToLongNamedDate }}
?
Flexible dates
Depart {{ flexibleFromDateLabel }}
{{ option.label }}
?
Return {{ flexibleToDateLabel }}
{{ option.label }}
Passengers / Class
Number of passengers
Adults
{{ adults }}
Children
{{ children }}
Infants
{{ infants }}
Class
Economy
Available for Economy only
New Multi-city experience

Discover a new Multi-city search experience from Jetcost, designed to handle more complex itineraries. By continuing, you’ll be taken to a dedicated page powered by Kiwi.com.
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

Looking for the price of a flight from Belfast to Dublin?

There’s no fixed price — fares between Belfast and Dublin can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Flights between Belfast and Dublin: which airports can you choose?

The distance between Belfast and Dublin is about 136 km. Checking alternative airports can help lower the total cost of your trip.

  • Airports in Belfast: Belfast has one more option besides Belfast - International - City.
  • Airports in Dublin: Currently, the only available airport in Dublin is Dublin.

Choosing airports with fast connections to the city center can cut down total travel time. You can compare all flights from Belfast airports to find the best option.

Flights from Belfast - International to Dublin

Find the best flight from Belfast to Dublin

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from the best airlines and travel agencies.

Other popular destinations

Searching for flights to Ireland? Travelers also looked at: Cork, Dublin, Kerry County, Knock, Shannon.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Belfast – Dublin flights.
Frequently Asked Questions

Frequently asked questions about flights from Belfast to Dublin.

How much does an airline ticket from Belfast to Dublin cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Belfast to Dublin.

How far is Belfast from Dublin?

Belfast is about 136 km from Dublin.

What are the airports in Dublin?

Dublin has one airport: Dublin.

What are the airports in Belfast?

Belfast has another airport: City.

What are the most popular cities in Ireland?

The most popular cities in Ireland according to our users' searches are: Cork, Dublin, Kerry County, Knock, Shannon.

When should I book a flight from Belfast to Dublin?

This information is not available at the moment.

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

This information is not available at the moment.

What is the most expensive month to fly from Belfast to Dublin?

This information is not available at the moment.

What is the best day of the week to fly from Belfast to Dublin?

This information is not available at the moment.