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Cheap flights from Southampton to Belfast from £39

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Belfast departing on 20/3. 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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Cheap return flights

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Aer Lingus Logo
16:45 - 18:20
SOU
-
BHD
1h 35mdirect
Aer Lingus Logo
06:40 - 08:25
BHD
-
SOU
1h 45mdirect
£85Aer Lingus
Sun, 19 Apr - Fri, 24 Apr
Aer Lingus Logo
08:55 - 10:35
SOU
-
BHD
1h 40mdirect
Aer Lingus Logo
13:40 - 15:15
BHD
-
SOU
1h 35mdirect
£87Aer Lingus
Tue, 13 Jan - Sat, 17 Jan
Aer Lingus Logo
12:20 - 13:55
SOU
-
BHD
1h 35mdirect
Aer Lingus Logo
16:55 - 18:30
BHD
-
SOU
1h 35mdirect
£100Aer Lingus
Thu, 12 Feb - Sun, 15 Feb
Aer Lingus Logo
19:00 - 20:35
SOU
-
BHD
1h 35mdirect
Aer Lingus Logo
16:55 - 18:30
BHD
-
SOU
1h 35mdirect
£117Aer Lingus
Fri, 23 Jan - Mon, 26 Jan
Aer Lingus Logo
12:20 - 13:55
SOU
-
BHD
1h 35mdirect
Aer Lingus Logo
16:55 - 18:30
BHD
-
SOU
1h 35mdirect
£123Aer Lingus
Thu, 29 Jan - Thu, 5 Feb
Aer Lingus Logo
19:00 - 20:35
SOU
-
BHD
1h 35mdirect
Aer Lingus Logo
10:10 - 11:50
BHD
-
SOU
1h 40mdirect
£127Aer Lingus
Fri, 13 Feb - Mon, 16 Feb
Aer Lingus Logo
19:00 - 20:35
SOU
-
BHD
1h 35mdirect
Aer Lingus Logo
10:10 - 11:50
BHD
-
SOU
1h 40mdirect
£137Aer Lingus
Fri, 13 Mar - Sun, 15 Mar
Multiple Airlines Logo
12:20 - 13:55
SOU
-
BHD
1h 35mdirect
Multiple Airlines Logo
08:20 - 17:45
BHD
-
SOU
9h 25m1 stop
£140Multiple Airlines
Thu, 12 Feb - Sun, 15 Feb
Multiple Airlines Logo
19:00 - 20:35
SOU
-
BHD
1h 35mdirect
Multiple Airlines Logo
08:40 - 17:45
BHD
-
SOU
9h 05m2 stops
£151Multiple Airlines
Thu, 12 Feb - Sun, 15 Feb
Multiple Airlines Logo
12:20 - 13:55
SOU
-
BHD
1h 35mdirect
Multiple Airlines Logo
08:20 - 17:20
BHD
-
SOU
9h 00m1 stop
£155Multiple Airlines
Thu, 29 Jan - Thu, 5 Feb

Aer Lingus flights from Southampton to Belfast City Airport

Our best Aer Lingus deals on Southampton to Belfast City Airport flight tickets
Aer Lingus
19 Apr
SOU16:45Southampton Eastleigh
1h 35m
BHD18:20Belfast City
24 Apr
BHD06:40Belfast City
1h 45m
SOU08:25Southampton Eastleigh
£85
Find similar
Aer Lingus
13 Jan
SOU08:55Southampton Eastleigh
1h 40m
BHD10:35Belfast City
17 Jan
BHD13:40Belfast City
1h 35m
SOU15:15Southampton Eastleigh
£87
Find similar
Aer Lingus
9 Jan
SOU19:00Southampton Eastleigh
1h 35m
BHD20:35Belfast City
12 Jan
BHD16:55Belfast City
1h 35m
SOU18:30Southampton Eastleigh
£91
Find similar

British Airways flights from Southampton to Belfast City Airport

Our best British Airways deals on Southampton to Belfast City Airport flight tickets
British Airways
23 Feb
SOU19:00Southampton Eastleigh
1h 35m
BHD20:35Belfast City
27 Feb
BHD10:10Belfast City
1h 40m
SOU11:50Southampton Eastleigh
£230
Find similar
British Airways
28 Jan
SOU12:00Southampton Eastleigh
5h 20m
1 stop
BHD17:20Belfast City
4 Feb
BHD06:40Belfast City
1h 45m
SOU08:25Southampton Eastleigh
£312
Find similar
British Airways
26 Jan
SOU12:00Southampton Eastleigh
5h 20m
1 stop
BHD17:20Belfast City
9 Feb
BHD16:55Belfast City
1h 35m
SOU18:30Southampton Eastleigh
£313
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Southampton to Belfast City Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 31 December 2025.
Use the filters below to find and compare flights from Southampton to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Sun 19/4

16:45-18:20

Nonstop1h 35m

Belfast City

Fri 24/4

06:40-08:25

Nonstop1h 45m

£85

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Tue 13/1

08:55-10:35

Nonstop1h 40m

Belfast City

Sat 17/1

13:40-15:15

Nonstop1h 35m

£87

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Thu 12/2

12:20-13:55

Nonstop1h 35m

Belfast City

Sun 15/2

16:55-18:30

Nonstop1h 35m

£100

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Fri 23/1

19:00-20:35

Nonstop1h 35m

Belfast City

Mon 26/1

16:55-18:30

Nonstop1h 35m

£117

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Thu 29/1

12:20-13:55

Nonstop1h 35m

Belfast City

Thu 5/2

16:55-18:30

Nonstop1h 35m

£123

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Fri 13/2

19:00-20:35

Nonstop1h 35m

Belfast City

Mon 16/2

10:10-11:50

Nonstop1h 40m

£127

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Fri 13/3

19:00-20:35

Nonstop1h 35m

Belfast City

Sun 15/3

10:10-11:50

Nonstop1h 40m

£137

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Thu 12/2

12:20-13:55

Nonstop1h 35m

Belfast City

Sun 15/2

08:20-17:45

1 stop9h 25m

£140

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Thu 12/2

19:00-20:35

Nonstop1h 35m

Belfast City

Sun 15/2

08:40-17:45

2 stops9h 05m

£151

SouthamptonBelfast

SOU - BHD

SOUBHD

Southampton Eastleigh

Thu 29/1

12:20-13:55

Nonstop1h 35m

Belfast City

Thu 5/2

08:20-17:20

1 stop9h 00m

£155

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Southampton to Belfast City 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 Belfast City Airport?

The month of March is, on average, the cheapest month to fly to Belfast City Airport from Southampton, with most prices found around £80. If you aren’t able to travel to Belfast City Airport during the month of March, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £88.

What is the cheapest day to depart on your flight to Belfast City Airport?

Our data shows that Monday is the least expensive day to fly to Belfast City Airport. Tickets to fly out on this day can be as low as £102. Flights from Southampton to Belfast City Airport on a Sunday will generally be more expensive and average around £131. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Belfast City Airport?

Flying to Belfast City Airport from Southampton in the morning is the least expensive time of day to depart. momondo users have found prices as low as £112 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Belfast City Airport is in the evening when prices are around £133.

What is the cheapest Southampton Eastleigh to Belfast City flight route?

Fly from Southampton Eastleigh to Belfast City for the best Southampton Eastleigh - Belfast City flight prices

How far in advance should I book a flight to Belfast City Airport?

You are more likely to see cheaper flights to Belfast City Airport from Southampton when booking weeks ahead of your departure date. In general, you can expect to find flights to Belfast City Airport for around £111 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belfast City Airport from Southampton for as low as £88 on momondo.

What cabin class options are available on Southampton Eastleigh to Belfast City flights?

There are 2 cabin classes available to choose from on Southampton Eastleigh to Belfast City flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Southampton to Belfast City Airport flight prices changed over time?

As of December 2025, prices for Southampton to Belfast City Airport flights are approximately 25% more expensive when compared to flights at the same time last year.

When to book flights from Southampton to Belfast City Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Southampton to Belfast City Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Southampton to Belfast City Airport (SOU to BHD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Belfast City Airport

Best price found

£57

Fastest flight time

1h 35m

Direct flights

Mon, Tue, Wed, Fri and Sat
The best one-way flight to Belfast City Airport from Southampton in the past 72 hours is £57. The best return flight deal from Southampton to Belfast City Airport found on momondo in the last 72 hours is £136.
The fastest flight from Southampton to Belfast City Airport takes 1h 35m
Direct flights go from Southampton to Belfast City Airport on Monday, Tuesday, Wednesday, Friday and Saturday. Airline offering direct flights is Aer Lingus..
Search flight deals

  • How far is Southampton Eastleigh to Belfast City by plane?

    Southampton Eastleigh and Belfast City are 316.8 mi apart from one another. In terms of flight time, this usually takes a little over 1h 35m.

  • When did momondo last update prices for flights from Southampton Eastleigh Airport to Belfast City Airport?

    Prices for flights from Southampton Eastleigh Airport to Belfast City Airport refresh daily.

  • How many operators does momondo search for flights from Southampton Eastleigh Airport to Belfast City Airport?

  • How old do you have to be to fly from Southampton Eastleigh Airport to Belfast City Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Southampton Eastleigh Airport to Belfast City Airport.

  • What documentation or ID do you need to fly to Belfast City Airport?

    The travel and health documents you'll need for your trip to Belfast City Airport 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 Belfast City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Southampton to Belfast City Airport?

  • What is the most popular airline from Southampton to Belfast City Airport?

Best airlines flying from Southampton to Belfast City Airport

Compare and see reviews for airlines that fly from Southampton to Belfast City Airport with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £43Free CancellationRating
6.9
1,855 reviews
Search easyJet flights
Aer LingusPriceFrom £71Free CancellationRating
7.2
1,416 reviews
Search Aer Lingus flights

  • Aer Lingus Flights From Southampton to Belfast City Airport

    Aer Lingus is one of the most popular airlines flying from Southampton to Belfast City Airport, operating 12 flights/week on average for this route. A good Aer Lingus flight deal for Southampton to Belfast City Airport starts from £71 round-trip, up to an average price of £114. Our users have rated Aer Lingus at 7.2/10.

Travelling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newcastle
Bangor
Carrickfergus

Why use momondo?

Why should I use momondo to find a flight deal from Southampton to Belfast?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Southampton to Belfast. momondo saves you time and could save you money on your trip.

Can I find flights from Southampton to Belfast with flexible booking policies on momondo?

Yes. All flights to Belfast from Southampton on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Southampton to Belfast?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Southampton to Belfast.

I’m not ready to book a flight from Southampton to Belfast right now. Can momondo alert me if prices change?

Price alerts on flights to Belfast from Southampton are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Belfast City Airport trip

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