Cheap flights from Southampton to Northern Ireland from £33
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Southampton to Northern Ireland
Keep the following information in mind while searching for Southampton to Northern Ireland flight deals. Data was last updated 3 July 2025.
Round-trip from | £88 |
---|---|
One-way from | £33 |
Popular in | July |
Cheapest in | January |
Average price | £90 |
Good round-trip deal | £59 or less |
Good one-way deal | £51 or less |
Find flight deals from Southampton to Northern Ireland
Cheapest flights from Southampton to Northern IrelandExplore the most affordable flight options available from Southampton to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Explore the most affordable flight options available from Southampton to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Southampton to Northern Ireland 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, Cheapflights users made 858,174 searches. Data last updated 3 July 2025.
Use the filters below to find and compare flights from Southampton to Northern Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Wed 30/7
16:35-18:10
Nonstop1h 35m
Belfast City
Wed 6/8
06:40-08:25
Nonstop1h 45m
SouthamptonBelfast
SOU - BFS
SOUBFS
Southampton Eastleigh
Sun 14/9
12:00-13:20
Nonstop1h 20m
Belfast Intl
Thu 18/9
13:05-14:20
Nonstop1h 15m
SouthamptonBelfast
SOU - BFS
SOUBFS
Southampton Eastleigh
Mon 1/9
20:00-18:45
2 stops22h 45m
Belfast Intl
Sat 6/9
09:00-10:15
Nonstop1h 15m
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Fri 1/8
08:55-10:30
Nonstop1h 35m
Belfast City
Fri 8/8
18:40-07:55
1 stop13h 15m
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Sun 10/8
21:30-07:25
1 stop9h 55m
Belfast City
Fri 15/8
12:40-07:55
1 stop19h 15m
SouthamptonBelfast
SOU - BFS
SOUBFS
Southampton Eastleigh
Thu 10/7
20:40-22:00
Nonstop1h 20m
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Fri 5/9
08:55-10:30
Nonstop1h 35m
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Wed 3/9
08:55-10:30
Nonstop1h 35m
SouthamptonBelfast
SOU - BFS
SOUBFS
Southampton Eastleigh
Thu 10/7
20:50-21:15
2 stops24h 25m
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Fri 5/9
17:35-21:15
1 stop3h 40m
Best time to book a flight from Southampton to Northern Ireland
Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Southampton with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Southampton to Northern Ireland
What is the cheapest month to book a flight from Southampton to Northern Ireland?
Currently, January is the cheapest month in which you can book a flight from Southampton to Northern Ireland (average of £67). Flying from Southampton to Northern Ireland in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SOU to NIR?
Find hourly flight availability from Southampton to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Southampton to Northern Ireland as you normally would.
Reviews of airlines servicing Northern Ireland
Get insights into the airlines that provide service to Northern Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Northern Ireland. Reviews last updated 3 July 2025.
Read through reviews of airlines operating flights from Southampton to Northern Ireland, such as KLM, Aer Lingus, andeasyJet. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Food
Crew
Comfort
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Entertainment
Food
Crew
Comfort
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Entertainment
Food
Crew
Comfort
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Entertainment
Food
Crew
Comfort
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Entertainment
Food
Crew
Comfort
Boarding
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Related info for your journey
Find useful and relevant information for your journey from Southampton to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Southampton to Northern Ireland
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Southampton to Northern Ireland
Discover the top 2 airlines that operate flights from Southampton to Northern Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 3 July 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Southampton to Northern Ireland?
Cheapflights helps you search for flights from Southampton to Northern Ireland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Southampton to Northern Ireland?
Cheapflights helps you find that perfect flight to Northern Ireland from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Southampton to Northern Ireland with no change fees?
Certainly. Search results for flights to Northern Ireland from Southampton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Southampton to Northern Ireland become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Northern Ireland from Southampton today and book when prices fit your budget.