$186 Cheap Flights from Southampton (SOU) to Belfast City (BHD) in 2025

Compare Southampton to Belfast City flight deals

Find the cheapest month or even day of the year to fly to Belfast City

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Flight deals from Southampton to Belfast City

Looking for a cheap last-minute deal or the best return flight from Southampton to Belfast City? Find the lowest prices on one-way and return tickets right here.

Belfast.$186 per passenger.Departing Thu, 4 Sep, returning Tue, 9 Sep.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Southampton on Thu, 4 Sep, arriving in Belfast City.Inbound direct flight with Aer Lingus departs from Belfast City on Tue, 9 Sep, arriving in Southampton.Price includes taxes and charges.From $186, select.

Belfast.$186 per passenger.Departing Thu, 9 Oct, returning Mon, 13 Oct.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Southampton on Thu, 9 Oct, arriving in Belfast City.Inbound direct flight with Aer Lingus departs from Belfast City on Mon, 13 Oct, arriving in Southampton.Price includes taxes and charges.From $186, select.

Belfast.$186 per passenger.Departing Tue, 22 Jul, returning Wed, 30 Jul.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Southampton on Tue, 22 Jul, arriving in Belfast City.Inbound direct flight with Aer Lingus departs from Belfast City on Wed, 30 Jul, arriving in Southampton.Price includes taxes and charges.From $186, select.

Belfast.$187 per passenger.Departing Tue, 5 Aug, returning Sat, 9 Aug.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Southampton on Tue, 5 Aug, arriving in Belfast City.Inbound direct flight with Aer Lingus departs from Belfast City on Sat, 9 Aug, arriving in Southampton.Price includes taxes and charges.From $187, select.

Belfast.$188 per passenger.Departing Tue, 10 Jun, returning Wed, 11 Jun.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Southampton on Tue, 10 Jun, arriving in Belfast City.Inbound direct flight with Aer Lingus departs from Belfast City on Wed, 11 Jun, arriving in Southampton.Price includes taxes and charges.From $188, select.

Belfast.$197 per passenger.Departing Wed, 30 Jul, returning Fri, 1 Aug.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Southampton on Wed, 30 Jul, arriving in Belfast City.Inbound direct flight with Aer Lingus departs from Belfast City on Fri, 1 Aug, arriving in Southampton.Price includes taxes and charges.From $197, select.

Belfast.$200 per passenger.Departing Tue, 24 Jun, returning Wed, 2 Jul.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Southampton on Tue, 24 Jun, arriving in Belfast City.Inbound direct flight with Aer Lingus departs from Belfast City on Wed, 2 Jul, arriving in Southampton.Price includes taxes and charges.From $200, select.

Belfast.$200 per passenger.Departing Sat, 31 May, returning Sat, 7 Jun.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Southampton on Sat, 31 May, arriving in Belfast City.Inbound direct flight with Aer Lingus departs from Belfast City on Sat, 7 Jun, arriving in Southampton.Price includes taxes and charges.From $200, select.

The cheapest month to fly from Southampton Airport to Belfast City Airport

We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Southampton Airport to Belfast City Airport flight prices forecast over the next 12 months.

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Cheapest month:July

Most expensive month:May

Direct flights from Southampton to Belfast City

Southampton to Belfast City: Alternative routes

Compare routes from Southampton to Belfast below. You may find an airport to fly into that's cheaper, faster, or easier than Belfast City.

Southampton to Belfast: Flight information

The things to know before you go.

Cheapest flight found	$186
Cheapest month to fly	July
Average flight time	1 hr, 37 mins
Most popular airline	Aer Lingus
Average flights per week	47

Finding cheap flights from Southampton to Belfast City: Frequently asked questions

How much are return flights from Southampton to Belfast City?

The best price we found for a return flight from Southampton to Belfast City is $186. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Southampton to Belfast City?

1 hour and 37 minutes is the average flight time from Southampton to Belfast City.

Which airlines fly direct from Southampton to Belfast City?

Aer Lingus, Emerald Airlines and British Airways fly direct from Southampton to Belfast City.

How many flights are there a week from Southampton to Belfast City?

As of May 2025, there are 47 flights per week flying from Southampton to Belfast City.

When is the cheapest time to fly from Southampton to Belfast City?

The cheapest month to fly from Southampton to Belfast City is usually July.

Which upcoming date is cheapest to fly from Southampton Airport to Belfast City Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Southampton Airport to Belfast City Airport on Tuesday, 22 July 2025.

Can I get a direct flight from Southampton Airport to Belfast City Airport?

Yes – the average flight time is 1 hour and 37 minutes.

How can I find the best flight deal to Belfast City?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Belfast City but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Belfast?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Belfast is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Southampton Airport to Belfast City with?

Currently, Aer Lingus offers the cheapest flight tickets to Belfast City.

Flying from Southampton Airport (SOU) to George Best Belfast City Airport (BHD): what you need to know

Around 1 hour 40 minutes is how long you can expect to be travelling on a direct flight from Southampton Airport to George Best Belfast City Airport.
Southampton and Belfast share the same timezone, UTC+0.
Flights from SOU to BHD start at 09:15 — the earliest with Aer Lingus. The last departure is at 19:25 with Aer Lingus. In total, you can take your pick of 56 weekly Southampton Airport to George Best Belfast City Airport flights.
For a smooth journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to board your SOU to BHD flight.
During popular months such as August, you'll want to get to the airport earlier than normal. Arrive two hours before domestic departures and four hours ahead for international flights when you fly during peak periods in general.
Aer Lingus offers direct flights from Southampton Airport to George Best Belfast City Airport. Book with this popular airline, then get ready to discover the sights in Belfast — and maybe even more of United Kingdom if time allows.
The airline most travellers fly with on this route is Aer Lingus.
Aer Lingus is the most punctual carrier that operates SOU to BHD flights.
We make it a piece of cake to book a flight with a stopover. To see all your options for tickets from Southampton Airport to George Best Belfast City Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to visit the city of your choice. Worthwhile stopovers between SOU and BHD include:
- Edinburgh Airport
- Glasgow International Airport
- Newcastle International Airport

How to find the cheapest flights from Southampton Airport (SOU) to George Best Belfast City Airport (BHD)

$79 is currently the best price for a one-way Southampton Airport to George Best Belfast City Airport flight. A return flight starts from $186. These prices may change based on demand.
Get cheap tickets from SOU to BHD by booking at least six months ahead. According to our research, that's the sweet spot for landing a bargain.
The cheapest month for flights from Southampton Airport to George Best Belfast City Airport is May. Use the 'Whole month' tool to see the lowest airfares if you have a flexible schedule.
Spend less time searching for cheap flights from SOU to BHD by creating a Price Alert. You'll get an email or notification on the app when a lower fare pops up.
Choose your preferred departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Southampton Airport to George Best Belfast City Airport.

Handy information about Southampton Airport (SOU)

Of the departures from Southampton Airport, 55.7% land on time at their destination.
Central Southampton to Southampton Airport is around 8 kilometres. Depending on traffic, it'll take about 20 minutes to get there if you're ride-sharing, catching a cab or driving.
Expect a trip time of around 25 minutes on public transport.
Get your break off to a stress-free start by staying near SOU. Whether you're catching an early flight from Southampton Airport to George Best Belfast City Airport or just don't like being rushed, these hotels are ideal:

Arriving at George Best Belfast City Airport (BHD)

If you have a late Southampton Airport to George Best Belfast City Airport flight, nothing tops the convenience of being close to the terminal. Grab your bags from the carousel and then be showered and resting shortly after at one of these accommodation options near BHD:
Say yes to new adventures by picking up a George Best Belfast City Airport rental car. Grab a set of wheels from Budget, Sixt or Alamo and explore beyond Belfast's main sights.
For the best deal, reserve your vehicle from George Best Belfast City Airport about two weeks ahead.

Getting from George Best Belfast City Airport (BHD) to central Belfast

From George Best Belfast City Airport, Belfast is approximately 8 kilometres away. It takes around 10 minutes to reach the centre by car.
It typically takes 20 minutes if you're travelling on public transport.

When to fly to George Best Belfast City Airport (BHD)

The quietest month for a flight from Southampton Airport to George Best Belfast City Airport is February, while July is the busiest. Pick the ideal time to go to Belfast based on whether you prefer a more fast-paced or easygoing experience.
Lock in your flight from Southampton Airport to George Best Belfast City Airport for July if you'd like to visit Belfast during its warmest month. You can expect temperatures of between 10ºC (50ºF) and 19ºC (66ºF).
For cooler conditions, search for a cheap ticket from SOU to BHD in January. Average temperatures are between 1ºC (34ºF) and 8ºC (46ºF) then.

Explore more of United Kingdom

Belfast is always a good idea, but there are so many other corners of United Kingdom you'll want to see. Around 354 kilometres south-east of Belfast, a visit to Birmingham will fill your itinerary to the brim. Start with attractions like Cadbury World, The Library of Birmingham and National Sea Life Centre.
Bristol is another sought-after destination in United Kingdom and is around 418 kilometres south-east of Belfast. No trip is complete without experiencing Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.