Cheap flights from Dublin to Brussels from €25
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 1/9. 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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Ryanair flights from Dublin to Brussels Bruxelles-National Airport
Our best Ryanair deals on Dublin to Brussels Bruxelles-National Airport flight tickets
KLM flights from Dublin to Brussels Bruxelles-National Airport
Our best KLM deals on Dublin to Brussels Bruxelles-National Airport flight tickets
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How to get the cheapest flight ticket from Dublin to Brussels Bruxelles-National Airport
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 Bruxelles-National Airport?
In general, January is the cheapest month to fly from Dublin to Brussels Bruxelles-National Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €64. If you aren’t able to travel to Brussels Bruxelles-National Airport during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of €65.
What is the cheapest day to depart on your flight to Brussels Bruxelles-National Airport?
The cheapest day to depart on your flight to Brussels Bruxelles-National Airport is on a Wednesday when prices can be found for as low as €93. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Brussels Bruxelles-National Airport on Monday is €359.
What is the cheapest time of day to depart on your flight to Brussels Bruxelles-National Airport?
Our data shows that the cheapest Dublin to Brussels Bruxelles-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Brussels Bruxelles-National Airport in the afternoon for as low as €119. Flights to Brussels Bruxelles-National Airport are more costly in the morning, with an average ticket price of €131. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Dublin to Brussels Bruxelles-National flight route?
Fly from Dublin to Brussels Bruxelles-National for the best Dublin - Brussels Bruxelles-National flight prices
How far in advance should I book a flight to Brussels Bruxelles-National Airport?
You are more likely to see cheaper flights to Brussels Bruxelles-National Airport from Dublin when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Brussels Bruxelles-National Airport for around €95 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels Bruxelles-National Airport from Dublin for as low as €60 on momondo.
What cabin class options are available on Dublin to Brussels Bruxelles-National flights?
There are 1 cabin classes available to choose from on Dublin to Brussels Bruxelles-National 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 Bruxelles-National Airport on average per day?
The number of flights available between Dublin and Brussels Bruxelles-National Airport is 6 per day as of June 2025. The most frequent departure time is 17:00, with 53% of daily flights leaving in the afternoon.
How many flights depart from Dublin to Brussels Bruxelles-National Airport on average per week?
As of June 2025, there are 46 flights per week flying from Dublin to Brussels Bruxelles-National Airport. The most common day of the week flights depart is Thu, with 20% of flights taking off on this day.
When to book flights from Dublin to Brussels Bruxelles-National Airport
Cheap Dublin to Brussels Bruxelles-National Airport (DUB to BRU) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Dublin to Brussels Bruxelles-National Airport
How far is Dublin to Brussels Bruxelles-National by plane?
Dublin and Brussels Bruxelles-National are 780.8 km apart from one another. By plane, this route typically takes 1h 30m.
When did momondo last update prices for flights from Dublin Airport to Brussels Bruxelles-National Airport?
Prices for flights from Dublin Airport to Brussels Bruxelles-National Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Dublin Airport to Brussels Bruxelles-National Airport?
There is 1 operator available for flights from Dublin Airport to Brussels Bruxelles-National Airport as of June 2025.
How old do you have to be to fly from Dublin Airport to Brussels Bruxelles-National Airport?
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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Brussels Bruxelles-National Airport.
What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?
The travel and health documents required for your trip to Brussels Bruxelles-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Brussels Bruxelles-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Dublin to Brussels Bruxelles-National Airport?
momondo data reveals that the most frequently booked plane model on the route from Dublin to Brussels Bruxelles-National Airport is Airbus A320-100/200, representing 37.29% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 29.43%, Boeing 737 MAX 8 at 18.39%, and Boeing 757-200 at 4.01%.
What is the most popular airline from Dublin to Brussels Bruxelles-National Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Dublin to Brussels Bruxelles-National Airport is Aer Lingus (100% of total bookings).
Best airlines flying from Dublin to Brussels Bruxelles-National Airport
Compare and see reviews for airlines that fly from Dublin to Brussels Bruxelles-National Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom €60 | Free Cancellation | Rating 7.1 1,117 reviews |
Aer Lingus Flights From Dublin to Brussels Bruxelles-National Airport
Aer Lingus operates around 12 flights from Dublin to Brussels Bruxelles-National Airport every week. The average price of these flights found in the last 72 hours has been €141, but momondo users have found Aer Lingus deals from Dublin to Brussels Bruxelles-National Airport from as low as €69 round-trip. Aer Lingus has been scored 7.1/10 in 1,117 reviews.
Travelling to a place near Brussels?
Book flights to Brussels if you plan to visit one of these locationsWhy 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?
Yes. momondo enables you to select and highlight flights to Brussels from Dublin with this policy.
How can momondo help me find flights from Dublin to Brussels?
momondo helps you find the best flight between Dublin and Brussels by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
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.