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$26 Cheap Flights from Brussels (BRU) to Dublin (DUB)

View $26 flight on Sat, Sep 26, 2026Opens in a new window

Popular airlines from Brussels Airport (BRU) to Dublin Airport (DUB)

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Cheap Flights from Brussels to Dublin (BRU-DUB)

Prices were available within the past 7 days and start at $26 for one-way flights and $51 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Wed, Aug 12 - Fri, Aug 28
BRU
Brussels
DUB
Dublin
$51 Roundtrip, found 6 days ago
$51
Roundtrip
found 6 days ago
Select Ryanair flight, departing Wed, Aug 12 from Brussels to Dublin, returning Fri, Aug 28, priced at $51 found 6 days ago
Ryanair
Wed, Aug 12 - Sun, Aug 30
BRU
Brussels
DUB
Dublin
$52 Roundtrip, found 5 days ago
$52
Roundtrip
found 5 days ago
Select Ryanair flight, departing Wed, Aug 12 from Brussels to Dublin, returning Sun, Aug 30, priced at $52 found 5 days ago
Ryanair
Tue, Sep 1 - Wed, Sep 2
BRU
Brussels
DUB
Dublin
$54 Roundtrip, found 4 days ago
$54
Roundtrip
found 4 days ago
Select Ryanair flight, departing Tue, Sep 1 from Brussels to Dublin, returning Wed, Sep 2, priced at $54 found 4 days ago
Ryanair
Sat, Sep 26 - Mon, Sep 28
BRU
Brussels
DUB
Dublin
$57 Roundtrip, found 6 days ago
$57
Roundtrip
found 6 days ago
Select Ryanair flight, departing Sat, Sep 26 from Brussels to Dublin, returning Mon, Sep 28, priced at $57 found 6 days ago
Ryanair
Thu, Sep 3 - Sat, Sep 5
BRU
Brussels
DUB
Dublin
$64 Roundtrip, found 2 days ago
$64
Roundtrip
found 2 days ago
Select Ryanair flight, departing Thu, Sep 3 from Brussels to Dublin, returning Sat, Sep 5, priced at $64 found 2 days ago
Ryanair
Thu, Sep 3 - Sat, Sep 5
BRU
Brussels
DUB
Dublin
$67 Roundtrip, found 2 days ago
$67
Roundtrip
found 2 days ago
Select Ryanair flight, departing Thu, Sep 3 from Brussels to Dublin, returning Sat, Sep 5, priced at $67 found 2 days ago
Aer Lingus
Tue, Nov 3 - Thu, Nov 5
BRU
Brussels
DUB
Dublin
$70 Roundtrip, found 14 hours ago
$70
Roundtrip
found 14 hours ago
Select Aer Lingus flight, departing Tue, Nov 3 from Brussels to Dublin, returning Thu, Nov 5, priced at $70 found 14 hours ago
Iberia
Fri, Sep 25 - Tue, Sep 29
BRU
Brussels
DUB
Dublin
$182 Roundtrip, found 4 days ago
$182
Roundtrip
found 4 days ago
Select Iberia flight, departing Fri, Sep 25 from Brussels to Dublin, returning Tue, Sep 29, priced at $182 found 4 days ago
British Airways
Tue, Sep 29 - Wed, Oct 7
BRU
Brussels
DUB
Dublin
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select British Airways flight, departing Tue, Sep 29 from Brussels to Dublin, returning Wed, Oct 7, priced at $197 found 1 day ago
Lufthansa
Wed, Nov 4 - Thu, Nov 5
BRU
Brussels
DUB
Dublin
$217 Roundtrip, found 4 days ago
$217
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Wed, Nov 4 from Brussels to Dublin, returning Thu, Nov 5, priced at $217 found 4 days ago

Alternative airports near Dublin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dublin Airport DUB. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $164
DUB
Dublin Airport
CheapestClosest
Average driving time to city center14 min
Flights from $164

What you need to know for your flight from Brussels - National to Dublin

Brussels (BRU) to Dublin (DUB) at a glance

Embark on a journey from Brussels (BRU) to Dublin (DUB) with a range of airlines servicing this popular international short-haul route. Explore options from both full-service and budget carriers to discover the flight that aligns with your budget, schedule, and travel plans while you uncover Dublin's iconic sights and vibrant neighborhoods. Here, you can find essential information about flights departing from Brussels National Airport (BRU) to Dublin Airport (DUB).

  • Fastest flight duration: around 1h 45m non-stop
  • Route distance: roughly 500 miles (805 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $25–$265, depending on seasonality and how far ahead you book

Flights from Brussels - National Airport (BRU) to Dublin Airport (DUB)

Based on recent traveler bookings, here are the top airlines preferred for flights from Brussels to Dublin. These options include both non-stop and one-stop services, allowing you to tailor your journey by balancing price, total travel time, and cabin class for the ideal itinerary.

  • Ryanair: This budget airline provides direct flights, with one-way ticket prices generally falling between $25 and $185. It represents around 55% of the flights on this route, with an estimated travel duration of 1 hour and 45 minutes.
  • Aer Lingus: A comprehensive service airline, Aer Lingus also offers non-stop flights. One-way fares typically range from $40 to $280, capturing about 42% of departures on this route, with a total travel time of 1 hour and 45 minutes.
  • Swiss International Air Lines: This full-service airline provides one-stop flights, with one-way fares fixed at $265. It accounts for roughly 1% of departures on this route, featuring an in-flight duration of 3 hours and 30 minutes, resulting in a total journey time of approximately 96 hours and 45 minutes, including layover.

Travelers can opt for an upgrade on their flight from Brussels to Dublin, with Aer Lingus providing premium economy class service on this route.

Best time to fly from Brussels (BRU) to Dublin (DUB)

The most popular months for travelers flying from Brussels to Dublin are April, May, and July, when peak temperatures in Dublin reach up to 59.2°F in July. If you prefer quieter travel, consider December, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 43.5°F. For better deals, May usually offers the lowest average one-way fare around $64. Flight availability peaks in June, with approximately 11 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: May usually offers good deals with average one-way fare around $64, roughly 40% cheaper than the yearly average.
  • Most flight options: June has the highest number of flights from Brussels to Dublin, with approximately 11 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January41.9°F (5.5°C)Average7$121
February42.6°F (5.9°C)Low7$114
March43.9°F (6.6°C)Average9$111
April46.8°F (8.2°C)High8$163
May51.4°F (10.8°C)High9$64
June56.3°F (13.5°C)Average11$88
July59.2°F (15.1°C)High9$114
August58.6°F (14.8°C)Average9$128
September55.9°F (13.3°C)Average8$81
October52.3°F (11.3°C)Average8$122
November46.8°F (8.2°C)Low8$98
December43.5°F (6.4°C)Low7$88

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Brussels (BRU) to Dublin (DUB)

  • Antwerp to Dublin (ANR-DUB): Located roughly 20 miles from Brussels - National Airport (BRU), Antwerp International Airport (ANR) serves as a convenient departure point for travelers heading to Dublin.
  • Charleroi to Dublin (CRL-DUB): Brussels South Charleroi Airport (CRL) is approximately 30 miles from Brussels - National Airport (BRU), making it another viable option for flights to Dublin.

How to find the best prices for flights from Brussels (BRU) to Dublin (DUB)

Getting some of the best deals on flights from Brussels to Dublin is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking at least two months in advance, although most travelers tend to book between two to eight weeks ahead. Evening departures from 6 PM to midnight often offer lower prices, while morning flights from 5 AM to noon are the most popular. Additionally, flying on Fridays provides both cheaper fares and high travel demand.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Dublin Airport from Brussels - National Airport

Dublin welcomes travelers from Brussels with a range of transport options based on price, convenience, and proximity. For departures, Brussels - National Airport is roughly a 15-minute drive (covering about 10 miles) from central Brussels. Dublin city center is approximately a 15-minute drive (covering about 8 miles) from Dublin Airport, depending on traffic. Here's how to reach Dublin efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Dublin, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Dublin Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Dublin Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Dublin Airport, travelers can easily reach several nearby transport options by car, including Dublin Howth Junction Station, located about 4.9 miles away, and Phibsborough Tram Stop, which is approximately 6.2 miles away. For those heading to the sea, 3Arena Seaport is about 6.7 miles from the airport.

Frequently asked questions

How much does a flight from Brussels (BRU-Brussels - National) to Dublin (DUB) cost?
You can find cheap one-way flights from $26 and cheap return flights from $51 Brussels (BRU-Brussels - National) to Dublin (DUB) with Expedia. One-way flights generally range between $166 and $930, and roundtrip flights usually range from $195 to $1453. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Brussels (BRU-Brussels - National) to Dublin (DUB) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Brussels (BRU-Brussels - National) to Dublin (DUB)?
February is the cheapest month to fly from Brussels (BRU) to Dublin (DUB), with average return fares around $226. This is about 21% lower than the average price throughout the year, as travel demand is lower after the holiday season. Other budget-friendly months include January and November.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Brussels (BRU-Brussels - National) to Dublin (DUB)?
Choose from 2 airlines operating direct flights from BRU to DUB:

  • Ryanair operates around 16 direct flights from BRU to DUB every week
  • Aer Lingus operates around 13 direct flights from BRU to DUB every week

What is the cheapest airline that flies from Brussels (BRU-Brussels - National) to Dublin (DUB)?
Ryanair is one of the cheapest airlines offering nonstop flights from Brussels (BRU-Brussels - National) to Dublin (DUB), with round-trip tickets starting from around $40. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Brussels (BRU-Brussels - National) to Dublin (DUB)?
To find a cheap flight from Brussels (BRU-Brussels - National) to Dublin (DUB), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Brussels (BRU-Brussels - National) to Dublin (DUB)?
The best airline to fly with from Brussels (BRU) to Dublin (DUB) will differ from traveler to traveler. If you like to fly early, Ryanair offers early morning flights. If price is the most important factor, Ryanair typically offers the lowest fares. Brussels Airlines offers the most daily flights from BRU to DUB, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Brussels (BRU-Brussels - National) to Dublin (DUB)?
For flights from Brussels (BRU) to Dublin (DUB), February and November are the best months to fly. You can find return flights at around $226, making these months both affordable and convenient. February is great for fewer crowds, while November offers a lovely autumn atmosphere.*Prices based on flights available on Expedia in the last year.
How many flights per day from Brussels (BRU-Brussels - National) to Dublin (DUB)?
There are approximately 4 nonstop flights per day from Brussels - National (BRU) to (DUB). For more options, look at flights that include layovers.
What is the earliest flight from Brussels (BRU-Brussels - National) to Dublin (DUB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from BRU to DUB. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Brussels (BRU-Brussels - National) to Dublin (DUB)?
The most popular departure times for flights from Brussels (BRU) to Dublin (DUB) are in the late morning, from 9am to noon. About 42% of passengers prefer this time window. Many major carriers, including Aer Lingus, Lufthansa and British Airways, offer flights during this window. This timing works well because it allows you to start your day in Brussels and arrive in Dublin with plenty of time to explore.
How long does it take to fly from Brussels (BRU-Brussels - National) to Dublin (DUB)?
A nonstop flight from BRU to DUB typically takes around 1 hour 50 minutes, covering approximately 487 miles. Connecting flights on this route usually add 5 hours 10 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Brussels (BRU-Brussels - National) to Dublin (DUB)?
You can fly business class between BRU and DUB. Airlines that offer business class service on this route include:

  • KLM
  • British Airways
  • Brussels Airlines
  • Swiss International Air Lines
  • Lufthansa
  • TAP Portugal
  • SAS
  • Austrian Airlines
  • Iberia
  • Air Baltic

How do I earn miles on a Brussels (BRU-Brussels - National) to Dublin (DUB) flight with Expedia?
It's easy to earn miles on a Brussels (BRU-Brussels - National) to Dublin (DUB) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Brussels (BRU-Brussels - National) to Dublin (DUB) at the last minute?
Typically, booking a last minute flight from Brussels (BRU-Brussels - National) to Dublin (DUB) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Brussels (BRU-Brussels - National) to Dublin (DUB) flight and hotel package?
Securing a Brussels (BRU-Brussels - National) to Dublin (DUB) Dublin Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Brussels (BRU-Brussels - National) to Dublin (DUB)?
If you booked your Brussels (BRU-Brussels - National) to Dublin (DUB) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Brussels - National
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Baltic, Austrian Airlines, British Airways, Iberia, KLM, Lufthansa, Ryanair, Scandinavian Airlines, Swiss International Air Lines
Roundtrip price
$50
Distance
486 mi

Book with confidence

Brussels to Dublin Flights

The cheapest times to fly from Brussels to Dublin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Brussels to Dublin are during the month of August. You can find some of the cheapest flights from Brussels to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Brussels to Dublin

Sunday is one of the best days to book for cheap flights from Brussels to Dublin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Brussels to Dublin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Brussels to Dublin in 2026. You can also book with separate airlines for your outbound and return journeys, from $26 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Brussels to Dublin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Brussels to Dublin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Brussels to Dublin Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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