Cheap flights from Dublin to Brussels from £22
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Brussels departing on 4/7. 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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How to get the cheapest flight ticket from Dublin to Brussels
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 month to fly to Brussels?
In general, January is the cheapest month to fly from Dublin to Brussels. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £55. If you are unable to visit Brussels during the month of January, then departing from Dublin during the month September is also very affordable. Most momondo users find prices during this month for around £56.
What is the cheapest day to depart on your flight to Brussels?
Our data shows that Sunday is the least expensive day to fly to Brussels. Tickets to fly out on this day can be as low as £54. On the other hand, Saturday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £89.
What is the cheapest time of day to depart on your flight to Brussels?
According to our data, the cheapest time of day to fly to Brussels is at midday. momondo users have found flights departing from Dublin to Brussels at midday for as low as £66. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Brussels, so prices are often more expensive at around £81 per ticket.
What is the cheapest Dublin to Brussels flight route?
Fly from Dublin to Brussels Bruxelles-National for the best Dublin - Brussels flight prices
How far in advance should I book a flight to Brussels?
You are more likely to see cheaper flights to Brussels from Dublin when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around £82 when searching 16 weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from Dublin for as low as £51 on momondo.
What cabin class options are available on Dublin to Brussels flights?
There are 1 cabin classes available to choose from on Dublin to Brussels flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Dublin to Brussels on average per day?
As of June 2025, 6 flights take off from Dublin and land in Brussels each day. The most common flight departure time for this route is 17:00, with 47% of daily flights taking off in the afternoon.
How many flights depart from Dublin to Brussels on average per week?
As of June 2025, 43 flights take off from Dublin and land in Brussels each week. The most common flight departure day for this route is Mon, with 21% of weekly flights taking off on this day.
Cheap Dublin to Brussels flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Dublin to Brussels
How far is Dublin to Brussels by plane?
The distance between Dublin and Brussels is about 481.3 mi. 1h 30m is a normal flight duration for this route.
When did momondo last update prices for flights from Dublin Airport to Brussels?
Prices for flights from Dublin Airport to Brussels refresh daily.
How many operators does momondo search for flights from Dublin Airport to Brussels?
The number of operators available for flights from Dublin Airport to Brussels is 2 as of June 2025.
How old do you have to be to fly from Dublin Airport to Brussels?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Brussels.
What documentation or ID do you need to fly to Brussels?
The travel and health documents you'll need for your trip to Brussels 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 Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Dublin to Brussels
Compare and see reviews for airlines that fly from Dublin to Brussels with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £29 | Free Cancellation | Rating 6.8 5,139 reviews | |||
| PriceFrom £51 | Free Cancellation | Rating 7.1 1,129 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Dublin to Brussels?
It is quick and easy to find Dublin to Brussels flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Brussels that suits you.
Can I find flights from Dublin to Brussels with flexible booking policies on momondo?
All flight searches from Dublin to Brussels on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Dublin to Brussels?
Once all potential Dublin to Brussels flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Dublin to Brussels right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Dublin to Brussels flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.