$156 Cheap Flights from Belfast (BHD) to Dublin (DUB)

View $156 flight on Tue, Apr 28, 2026Opens in a new window

Popular airlines from Belfast (BHD-George Best Belfast City) to Dublin Airport (DUB)

Cheap Flights from Belfast to Dublin (BHD-DUB)

Prices were available within the past 7 days and start at $156 for one-way flights and $239 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Fri, Oct 2 - Sat, Oct 3
BHD
Belfast
DUB
Dublin
$239 Roundtrip, found 4 days ago
$239
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, Oct 2 from Belfast to Dublin, returning Sat, Oct 3, priced at $239 found 4 days ago
British Airways
Fri, Oct 2 - Sat, Oct 3
BHD
Belfast
DUB
Dublin
$258 Roundtrip, found 4 days ago
$258
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, Oct 2 from Belfast to Dublin, returning Sat, Oct 3, priced at $258 found 4 days ago
British Airways
Tue, Jun 2 - Tue, Jun 9
BHD
Belfast
DUB
Dublin
$274 Roundtrip, found 5 days ago
$274
Roundtrip
found 5 days ago
Select British Airways flight, departing Tue, Jun 2 from Belfast to Dublin, returning Tue, Jun 9, priced at $274 found 5 days ago
British Airways
Fri, Oct 2 - Sat, Oct 3
BHD
Belfast
DUB
Dublin
$280 Roundtrip, found 4 days ago
$280
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, Oct 2 from Belfast to Dublin, returning Sat, Oct 3, priced at $280 found 4 days ago
British Airways
Fri, Oct 2 - Sat, Oct 3
BHD
Belfast
DUB
Dublin
$290 Roundtrip, found 4 days ago
$290
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, Oct 2 from Belfast to Dublin, returning Sat, Oct 3, priced at $290 found 4 days ago
British Airways
Mon, Jun 8 - Tue, Jun 9
BHD
Belfast
DUB
Dublin
$293 Roundtrip, found 5 days ago
$293
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Jun 8 from Belfast to Dublin, returning Tue, Jun 9, priced at $293 found 5 days ago
British Airways
Thu, Apr 16 - Thu, Apr 23
BHD
Belfast
DUB
Dublin
$300 Roundtrip, found 6 hours ago
$300
Roundtrip
found 6 hours ago
Select British Airways flight, departing Thu, Apr 16 from Belfast to Dublin, returning Thu, Apr 23, priced at $300 found 6 hours ago
British Airways
Fri, Oct 2 - Sat, Oct 3
BHD
Belfast
DUB
Dublin
$304 Roundtrip, found 4 days ago
$304
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, Oct 2 from Belfast to Dublin, returning Sat, Oct 3, priced at $304 found 4 days ago
Aer Lingus
Tue, Mar 17 - Tue, Mar 24
BHD
Belfast
DUB
Dublin
$382 Roundtrip, found 2 days ago
$382
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Tue, Mar 17 from Belfast to Dublin, returning Tue, Mar 24, priced at $382 found 2 days ago
KLM
Sat, Mar 14 - Fri, Mar 20
BHD
Belfast
DUB
Dublin
$414 Roundtrip, found 2 days ago
$414
Roundtrip
found 2 days ago
Select KLM flight, departing Sat, Mar 14 from Belfast to Dublin, returning Fri, Mar 20, priced at $414 found 2 days ago

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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 $375
DUB
Dublin Airport
CheapestClosest
Average driving time to city center14 min
Flights from $375

Frequently asked questions

How much does a flight from Belfast (BHD-George Best Belfast City) to Dublin (DUB) cost?
You can find cheap one-way flights from $156 and cheap return flights from $239 Belfast (BHD-George Best Belfast City) to Dublin (DUB) with Expedia. One-way flights usually range from $148 to $1150. 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 Belfast (BHD-George Best Belfast City) 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 Belfast (BHD-George Best Belfast City) to Dublin (DUB)?
The cheapest month to fly from BHD to DUB is October when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Belfast (BHD-George Best Belfast City) to Dublin (DUB)?
Enter BHD to DUB and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Belfast (BHD-George Best Belfast City) to Dublin (DUB)?
British Airways, Aer Lingus and KLM are just some of the carriers that fly from Belfast (BHD-George Best Belfast City) to Dublin (DUB). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. 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 Belfast (BHD-George Best Belfast City) to Dublin (DUB)?
To find a cheap flight from Belfast (BHD-George Best Belfast City) 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 time to fly from Belfast (BHD-George Best Belfast City) to Dublin (DUB)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Belfast (BHD-George Best Belfast City) to Dublin (DUB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from BHD 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 Belfast (BHD-George Best Belfast City) to Dublin (DUB)?
The most popular departure times for flights from Belfast (BHD) to Dublin (DUB) are in the late morning, from 9am to 12pm. About 30% of passengers prefer this time window. Many major carriers, including British Airways and KLM, offer flights during this window. This timing works well because it allows travelers to start their day without rushing and arrive in Dublin with plenty of time to explore.
How long does it take to fly from Belfast (BHD-George Best Belfast City) to Dublin (DUB)?
Flying from BHD to DUB with a connection usually takes about 4 hours 50 minutes, traveling roughly 83 miles. 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 Belfast (BHD-George Best Belfast City) to Dublin (DUB)?
Business class seats are offered on the BHD to DUB route with British Airways.
How do I earn miles on a Belfast (BHD-George Best Belfast City) to Dublin (DUB) flight with Expedia?
It's easy to earn miles on a Belfast (BHD-George Best Belfast City) 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 Belfast (BHD-George Best Belfast City) to Dublin (DUB) at the last minute?
Typically, booking a last minute flight from Belfast (BHD-George Best Belfast City) 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 Belfast (BHD-George Best Belfast City) to Dublin (DUB) flight and hotel package?
Securing a Belfast (BHD-George Best Belfast City) 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 Belfast (BHD-George Best Belfast City) to Dublin (DUB)?
If you booked your Belfast (BHD-George Best Belfast City) 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

Origin airport
George Best Belfast City
Destination airport
Dublin
Airlines serving
British Airways, KLM
Roundtrip price
$238
Distance
83 mi

Book with confidence

Belfast to Dublin Flights

The cheapest times to fly from Belfast 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 Belfast to Dublin are during the month of October. You can find some of the cheapest flights from Belfast to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Belfast to Dublin

Sunday is one of the best days to book for cheap flights from Belfast 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 Belfast 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 Belfast to Dublin in 2026. You can also book with separate airlines for your outbound and return journeys, from $156 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 Belfast 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 Belfast 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.

 

Belfast to Dublin Flights

*Flight schedules are subject to change.

*Available to One Key members.