Cheap flights from Belfast to Ireland from £61
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to Ireland departing on 13/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Aer Lingus flights from Belfast to Ireland
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How to get the cheapest flight ticket from Belfast to Ireland
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Ireland?
The cheapest day to depart on your flight to Ireland is on a Monday when prices can be found for as low as £0. This is often the case because there is less demand to fly during this day of the week. Flights from Belfast to Ireland on a Saturday will generally be more expensive and average around £133. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Ireland?
At midday is the cheapest time of day to fly from Belfast to Ireland when you can find flight prices for as low as £0. Flying to Ireland at midday is an ideal time because this is during off-peak travel hours. Flights to Ireland are more costly in the morning, with an average ticket price of £157. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
Cheap Belfast to Ireland flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Belfast to Ireland
When did momondo last update prices for flights from Belfast to Ireland?
Prices for flights from Belfast to Ireland are updated daily.
How many operators does momondo search for flights from Belfast to Ireland?
The number of operators available for flights from Belfast to Ireland is 1 as of April 2025.
How old do you have to be to fly from Belfast to Ireland?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Belfast to Ireland
Compare and see reviews for airlines that fly from Belfast to Ireland with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £60 | Free Cancellation | Rating 7.0 1,076 reviews | |||
| PriceFrom £238 | Free Cancellation | Rating 6.6 6,834 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Belfast to Ireland?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Belfast to Ireland for you.
Can I find flights from Belfast to Ireland with flexible booking policies on momondo?
All flight searches from Belfast to Ireland on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Belfast to Ireland?
momondo provides multiple filters to help you find the best flight to Ireland from Belfast. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Belfast to Ireland right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Ireland from Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.