Cheap flights from Southampton to Belfast from £85
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/1. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BHD
27 Jan — 3 Feb1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Southampton Eastleigh to Belfast are usually found in January or March, booked 83 days in advance, depart on a Tuesday or Saturday and return on a Saturday
Cheap flight deals from Southampton to Belfast
Enter your travel dates to find the best prices.
Cheapest flights from Southampton to Belfast
Explore the most affordable flight options available from Southampton to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 December 2025.
Tue 30/1209:20SOU - BFS
1 stop7h 40measyJet
Thu 1/113:35BFS - SOU
1 stop3h 45measyJet
Deal found 26/12£224
Tue 30/1219:00SOU - BHD
Nonstop1h 35mMultiple Airlines
Thu 1/112:00BHD - SOU
1 stop5h 20mMultiple Airlines
Deal found 26/12£242
Tue 30/1220:10SOU - BFS
2 stops26h 00mMultiple Airlines
Thu 1/113:35BFS - SOU
1 stop3h 45mMultiple Airlines
Deal found 26/12£262
Tue 30/1219:00SOU - BHD
Nonstop1h 35mAer Lingus
Thu 1/110:10BHD - SOU
Nonstop1h 40mAer Lingus
Deal found 26/12£263
Wed 31/1209:25SOU - BFS
1 stop3h 20measyJet
Wed 31/1221:20BFS - SOU
2 stops16h 15measyJet
Deal found 26/12£306
Wed 31/1209:25SOU - BFS
1 stop3h 20mMultiple Airlines
Wed 31/1216:25BFS - SOU
3 stops21h 10mMultiple Airlines
Deal found 26/12£511
Best flights from Southampton to Belfast
Discover carefully curated flight deals from Southampton to Belfast that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 December 2025.
Sat 7/308:55SOU - BHD
Nonstop1h 40mAer Lingus
Sat 7/313:40BHD - SOU
Nonstop1h 35mAer Lingus
Deal found 26/12£87
Thu 5/217:55SOU - BFS
1 stop25h 40measyJet
Thu 12/213:35BFS - SOU
1 stop3h 45measyJet
Deal found 27/12£112
Tue 6/112:15SOU - BHD
Nonstop1h 35mMultiple Airlines
Thu 8/108:20BHD - SOU
1 stop9h 00mMultiple Airlines
Deal found 27/12£141
Tue 6/108:55SOU - BHD
Nonstop1h 40mAer Lingus
Thu 8/110:10BHD - SOU
Nonstop1h 40mAer Lingus
Deal found 27/12£94
Fri 9/119:00SOU - BHD
Nonstop1h 35mAer Lingus
Sun 11/110:10BHD - SOU
Nonstop1h 40mAer Lingus
Deal found 27/12£96
Sat 7/308:55SOU - BHD
Nonstop1h 40mBritish Airways
Sat 7/313:40BHD - SOU
Nonstop1h 35mBritish Airways
Deal found 26/12£230
Sat 14/308:55SOU - BHD
Nonstop1h 40mAer Lingus
Sat 21/306:40BHD - SOU
Nonstop1h 45mAer Lingus
Deal found 26/12£107
Sat 14/313:55SOU - BFS
1 stop23h 35measyJet
Sat 21/307:00BFS - SOU
1 stop6h 10measyJet
Deal found 26/12£153
Fri 23/119:00SOU - BHD
Nonstop1h 35mAer Lingus
Fri 30/116:55BHD - SOU
Nonstop1h 35mAer Lingus
Deal found 25/12£124
Fri 23/119:00SOU - BHD
Nonstop1h 35mMultiple Airlines
Fri 30/108:20BHD - SOU
1 stop8h 50mMultiple Airlines
Deal found 25/12£173
Fri 20/217:45SOU - BFS
1 stop13h 40mMultiple Airlines
Sun 22/223:05BFS - SOU
2 stops20h 35mMultiple Airlines
Deal found 26/12£178
Fri 20/217:45SOU - BFS
1 stop13h 40measyJet
Sun 22/211:30BFS - SOU
1 stop6h 15measyJet
Deal found 26/12£186
Fri 23/108:10SOU - BFS
2 stops15h 15mMultiple Airlines
Fri 30/105:45BFS - SOU
1 stop8h 00mMultiple Airlines
Deal found 25/12£178
Sat 24/108:55SOU - BHD
Nonstop1h 40mBritish Airways
Sat 7/213:40BHD - SOU
Nonstop1h 35mBritish Airways
Deal found 27/12£230
Fri 23/117:45SOU - BFS
1 stop13h 40measyJet
Fri 30/111:45BFS - SOU
1 stop5h 25measyJet
Deal found 25/12£190
Thu 5/215:00SOU - BFS
1 stop5h 20mMultiple Airlines
Thu 12/214:00BFS - SOU
2 stops18h 45mMultiple Airlines
Deal found 27/12£185
Fri 9/119:00SOU - BHD
Nonstop1h 35mMultiple Airlines
Sun 11/117:55BHD - SOU
2 stops17h 30mMultiple Airlines
Deal found 27/12£199
Wed 11/212:25SOU - BFS
2 stops7h 50mMultiple Airlines
Wed 18/210:50BFS - SOU
1 stop6h 40mMultiple Airlines
Deal found 27/12£230
Sat 14/309:30SOU - BFS
2 stops7h 05mMultiple Airlines
Sat 21/307:00BFS - SOU
1 stop6h 10mMultiple Airlines
Deal found 26/12£294
Direct flights from Southampton to Belfast
Explore direct flight options from Southampton to Belfast based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 December 2025.
Sat 24/115:45SOU - BHD
Nonstop1h 35mAer Lingus
Sat 31/106:40BHD - SOU
Nonstop1h 45mAer Lingus
Deal found 27/12£85
Sat 7/308:55SOU - BHD
Nonstop1h 40mAer Lingus
Sat 7/313:40BHD - SOU
Nonstop1h 35mAer Lingus
Deal found 26/12£87
Tue 6/108:55SOU - BHD
Nonstop1h 40mAer Lingus
Thu 8/110:10BHD - SOU
Nonstop1h 40mAer Lingus
Deal found 27/12£94
Fri 9/119:00SOU - BHD
Nonstop1h 35mAer Lingus
Sun 11/110:10BHD - SOU
Nonstop1h 40mAer Lingus
Deal found 27/12£96
Sat 14/308:55SOU - BHD
Nonstop1h 40mAer Lingus
Sat 21/306:40BHD - SOU
Nonstop1h 45mAer Lingus
Deal found 26/12£107
Fri 23/119:00SOU - BHD
Nonstop1h 35mAer Lingus
Fri 30/116:55BHD - SOU
Nonstop1h 35mAer Lingus
Deal found 25/12£124
Sat 24/108:55SOU - BHD
Nonstop1h 40mBritish Airways
Sat 7/213:40BHD - SOU
Nonstop1h 35mBritish Airways
Deal found 27/12£230
Fri 23/112:20SOU - BHD
Nonstop1h 35mBritish Airways
Fri 30/116:55BHD - SOU
Nonstop1h 35mBritish Airways
Deal found 26/12£246
Fri 23/119:00SOU - BHD
Nonstop1h 35mBritish Airways
Fri 6/210:10BHD - SOU
Nonstop1h 40mBritish Airways
Deal found 26/12£261
Last-minute flights from Southampton to Belfast
Discover last-minute flight deals from Southampton to Belfast. Data last updated 28 December 2025 and is based on user searches.
Thu 1/119:00SOU - BHD
Nonstop1h 35mAer Lingus
Mon 2/210:10BHD - SOU
Nonstop1h 40mAer Lingus
Deal found 27/12£110
Thu 1/117:55SOU - BFS
1 stop25h 40measyJet
Mon 2/208:15BFS - SOU
1 stop9h 00measyJet
Deal found 27/12£115
Thu 1/119:00SOU - BHD
Nonstop1h 35mMultiple Airlines
Mon 2/216:55BHD - SOU
2 stops15h 55mMultiple Airlines
Deal found 27/12£154
Thu 1/119:00SOU - BHD
Nonstop1h 35mMultiple Airlines
Sat 31/114:15BHD - SOU
2 stops18h 30mMultiple Airlines
Deal found 27/12£171
Tue 6/108:55SOU - BHD
Nonstop1h 40mAer Lingus
Thu 8/110:10BHD - SOU
Nonstop1h 40mAer Lingus
Deal found 27/12£94
Tue 6/112:15SOU - BHD
Nonstop1h 35mMultiple Airlines
Thu 8/108:20BHD - SOU
1 stop9h 00mMultiple Airlines
Deal found 27/12£141
Fri 9/119:00SOU - BHD
Nonstop1h 35mAer Lingus
Sun 11/110:10BHD - SOU
Nonstop1h 40mAer Lingus
Deal found 27/12£96
Fri 23/119:00SOU - BHD
Nonstop1h 35mAer Lingus
Fri 30/116:55BHD - SOU
Nonstop1h 35mAer Lingus
Deal found 25/12£124
Fri 23/119:00SOU - BHD
Nonstop1h 35mMultiple Airlines
Fri 30/108:20BHD - SOU
1 stop8h 50mMultiple Airlines
Deal found 25/12£173
Fri 23/108:10SOU - BFS
2 stops15h 15mMultiple Airlines
Fri 30/105:45BFS - SOU
1 stop8h 00mMultiple Airlines
Deal found 25/12£178
Fri 23/117:45SOU - BFS
1 stop13h 40measyJet
Fri 30/111:45BFS - SOU
1 stop5h 25measyJet
Deal found 25/12£190
Sat 24/115:45SOU - BHD
Nonstop1h 35mAer Lingus
Sat 31/106:40BHD - SOU
Nonstop1h 45mAer Lingus
Deal found 27/12£85
Find flight deals from Southampton to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 December 2025.
Customise your flight search to find flights from Southampton to Belfast 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 28 December 2025.
Use the filters below to find and compare flights from Southampton to Belfast that are best for you.
Fly from
Southampton
Fly to
Belfast
Route
Depart
Return
Price
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Sat 7/3
08:55-10:35
Nonstop1h 40m
Belfast City
Sat 7/3
13:40-15:15
Nonstop1h 35m
£87
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Tue 6/1
08:55-10:35
Nonstop1h 40m
Belfast City
Thu 8/1
10:10-11:50
Nonstop1h 40m
£94
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Fri 9/1
19:00-20:35
Nonstop1h 35m
Belfast City
Sun 11/1
10:10-11:50
Nonstop1h 40m
£96
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Sat 14/3
08:55-10:35
Nonstop1h 40m
Belfast City
Sat 21/3
06:40-08:25
Nonstop1h 45m
£107
SouthamptonBelfast
SOU - BFS
SOUBFS
Southampton Eastleigh
Thu 5/2
17:55-19:35
1 stop25h 40m
Belfast Intl
Thu 12/2
13:35-17:20
1 stop3h 45m
£112
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Fri 23/1
19:00-20:35
Nonstop1h 35m
Belfast City
Fri 30/1
16:55-18:30
Nonstop1h 35m
£124
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Tue 6/1
12:15-13:50
Nonstop1h 35m
Belfast City
Thu 8/1
08:20-17:20
1 stop9h 00m
£141
SouthamptonBelfast
SOU - BFS
SOUBFS
Southampton Eastleigh
Sat 14/3
13:55-13:30
1 stop23h 35m
Belfast Intl
Sat 21/3
07:00-13:10
1 stop6h 10m
£153
SouthamptonBelfast
SOU - BHD
SOUBHD
Southampton Eastleigh
Fri 23/1
19:00-20:35
Nonstop1h 35m
Belfast City
Fri 30/1
08:20-17:10
1 stop8h 50m
£173
SouthamptonBelfast
SOU - BFS
SOUBFS
Southampton Eastleigh
Fri 20/2
17:45-07:25
1 stop13h 40m
Belfast Intl
Sun 22/2
23:05-19:40
2 stops20h 35m
£178
Flights are sorted by cheapest return flights first.
Deals found on 26/12
Showing 1-10 of 19 results
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Best time to book a flight from Southampton to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from Southampton with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Southampton to Belfast
How far ahead should I book a flight from Southampton to Belfast?
Use this chart to determine the optimal time to book a return flight from Southampton to Belfast. Price data was last updated on 26 December 2025.
Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Southampton to Belfast. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Southampton to Belfast?
Currently, January is the cheapest month in which you can book a flight from Southampton to Belfast (average of £14). Flying from Southampton to Belfast in August is currently the most expensive (average of £39). 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 BFS?
Find hourly flight availability from Southampton to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 December 2025.
One of the essential ways to save on airfare from Southampton to Belfast is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 64% on airfare.
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated 28 December 2025.
Read reviews from past customers who have flown with Aer Lingus and easyJet
from Southampton to Belfast. 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.
They did not list a gate until it was time to board.
Related info for your journey
Find useful and relevant information for your journey from Southampton to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly from for flights from Southampton to Belfast?
For a flight from Southampton to Belfast, you will be flying from Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city. Eastleigh is the only Southampton airport and it handles 0 outbound flights to Belfast per day. 2 airlines have flights to Belfast from Southampton Eastleigh on a regular basis.
How long is the flight from Southampton to Belfast?
There are many flights that can get you from Southampton to Belfast in 1h 40m. Fly via Aer Lingus or easyJet to get the fastest option. Airlines will cover a distance of 316 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Southampton to Belfast round-trip?
Our cheapest airline available from Southampton to Belfast is easyJet. Our recent data shows that you can find tickets from as low as £28 on this airline. An additional option worth looking into is Aer Lingus, starting at £59. You may be able to fly from Southampton to Belfast for 72% less than the average price by searching for these airlines.
What are the cheapest flights from Southampton to Belfast?
Looking at all options, your cheapest flight can be booked for £53. While the most popular route (Southampton Eastleigh - Belfast Intl) can be booked for £87 on average, our data indicates £67 when flying from Southampton to Belfast.
Can I find deals for business class flights from Southampton to Belfast?
Yes. Cheapflights offers flight deals from Southampton to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Southampton to Belfast?
Currently, January is the cheapest month in which you can book a flight from Southampton to Belfast (average of £14). Flying from Southampton to Belfast in August is currently the most expensive (average of £39). 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.
Browse through other flights departing from Southampton. Flights are based on user searches made on Cheapflights and were last updated on 28 December 2025.
Discover the top 2 airlines that operate flights from Southampton to Belfast. 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 28 December 2025.
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 Belfast?
Cheapflights makes it easy to find Southampton to Belfast flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Southampton to Belfast?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belfast from Southampton.
Can Cheapflights find flights from Southampton to Belfast with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Southampton to Belfast, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Southampton to Belfast become cheaper?
Yes, Cheapflights offers price alerts on Southampton to Belfast flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.
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