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£30 Cheap Flights from Southampton (SOU) to Belfast (BFS)

View £30 flight on Sun, 4 Oct 2026Opens in a new window

Popular airlines from Southampton (SOU) to Belfast International Airport (BFS)

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Cheap Flights from Southampton (SOU) to Belfast (BFS)

Prices were available within the past 7 days and start at £30 for one-way flights and £57 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

easyJet
Sun, 4 Oct - Sun, 11 Oct
SOU
Southampton
BFS
Belfast
£57 Return, just found
£57
Return
just found
Select easyJet flight, departing Sun, 4 Oct from Southampton to Belfast, returning Sun, 11 Oct, priced at £57 just found
easyJet
Sat, 17 Oct - Sat, 24 Oct
SOU
Southampton
BFS
Belfast
£60 Return, found 1 day ago
£60
Return
found 1 day ago
Select easyJet flight, departing Sat, 17 Oct from Southampton to Belfast, returning Sat, 24 Oct, priced at £60 found 1 day ago
easyJet
Mon, 5 Oct - Sat, 10 Oct
SOU
Southampton
BFS
Belfast
£61 Return, found 2 hours ago
£61
Return
found 2 hours ago
Select easyJet flight, departing Mon, 5 Oct from Southampton to Belfast, returning Sat, 10 Oct, priced at £61 found 2 hours ago
easyJet
Sat, 10 Oct - Mon, 12 Oct
SOU
Southampton
BFS
Belfast
£62 Return, found 1 hour ago
£62
Return
found 1 hour ago
Select easyJet flight, departing Sat, 10 Oct from Southampton to Belfast, returning Mon, 12 Oct, priced at £62 found 1 hour ago
easyJet
Sat, 19 Sept - Sun, 27 Sept
SOU
Southampton
BFS
Belfast
£66 Return, found 9 hours ago
£66
Return
found 9 hours ago
Select easyJet flight, departing Sat, 19 Sept from Southampton to Belfast, returning Sun, 27 Sept, priced at £66 found 9 hours ago
easyJet
Mon, 19 Oct - Mon, 26 Oct
SOU
Southampton
BFS
Belfast
£68 Return, found 2 hours ago
£68
Return
found 2 hours ago
Select easyJet flight, departing Mon, 19 Oct from Southampton to Belfast, returning Mon, 26 Oct, priced at £68 found 2 hours ago
easyJet
Sat, 19 Sept - Mon, 28 Sept
SOU
Southampton
BFS
Belfast
£69 Return, found 19 hours ago
£69
Return
found 19 hours ago
Select easyJet flight, departing Sat, 19 Sept from Southampton to Belfast, returning Mon, 28 Sept, priced at £69 found 19 hours ago
easyJet
Mon, 14 Sept - Mon, 12 Oct
SOU
Southampton
BFS
Belfast
£70 Return, found 4 days ago
£70
Return
found 4 days ago
Select easyJet flight, departing Mon, 14 Sept from Southampton to Belfast, returning Mon, 12 Oct, priced at £70 found 4 days ago
easyJet
Sat, 17 Oct - Mon, 19 Oct
SOU
Southampton
BFS
Belfast
£71 Return, found 1 day ago
£71
Return
found 1 day ago
Select easyJet flight, departing Sat, 17 Oct from Southampton to Belfast, returning Mon, 19 Oct, priced at £71 found 1 day ago
easyJet
Sun, 20 Sept - Sun, 27 Sept
SOU
Southampton
BFS
Belfast
£72 Return, found 19 hours ago
£72
Return
found 19 hours ago
Select easyJet flight, departing Sun, 20 Sept from Southampton to Belfast, returning Sun, 27 Sept, priced at £72 found 19 hours ago

Alternative airports near Belfast

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Best Belfast City BHD. Closest option available. Average driving time to city centre is 6 minutes. Flights from £147
BHD
George Best Belfast City
Closest
Average driving time to city centre6 min
Flights from £147

Find the cheapest month to fly from Southampton (SOU) to Belfast (BFS)

October is typically the cheapest month to fly

From £56 - £109 per traveller.

Frequently asked questions

How much does a flight from Southampton (SOU) to Belfast (BFS-Belfast Intl.) cost?
You can find cheap one-way flights from £30 and cheap return flights from £57 SOU to BFS with Expedia. One-way flights typically cost between £41 and £267, and return flights often range between £108 and £326. 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 SOU to BFS ticket fares go up or down.
What is the cheapest month to fly from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
If you're looking for the cheapest time to fly from Southampton (SOU) to Belfast (BFS-Belfast Intl.), March is typically your best bet, with average return flights costing around £86. March often sees lower prices as it's outside of peak holiday seasons, making it a great time to grab a deal. Other budget-friendly months for this route include September and November.
Which airlines fly direct from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
Only one airline offers direct flights from Southampton (SOU) to Belfast (BFS-Belfast Intl.): easyJet operates 7 direct flights from Southampton (SOU) to Belfast (BFS-Belfast Intl.) every week.
What is the cheapest airline that flies from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
easyJet is one of the cheapest airlines offering nonstop return flights from Southampton (SOU) to Belfast (BFS-Belfast Intl.), with tickets starting from around £64 for flights that can be booked for departure within the next year. easyJet also offers one of the cheapest connecting return flights on this route, with tickets starting from around £246. These prices are per adult, for economy/coach class. 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.
How do I find cheap flights from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
To find a cheap flight from Southampton (SOU) to Belfast (BFS-Belfast Intl.), 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 airline to fly with from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
The best airline to fly with from Southampton (SOU) to Belfast (BFS-Belfast Intl.) will differ from traveler to traveler. If you like to fly early, Test Desige1 offers early morning flights. If price is the most important factor, easyJet typically offers the lowest fares. easyJet offers the most daily flights from Southampton (SOU) to Belfast (BFS-Belfast Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
The cheapest months to fly from Southampton (SOU) to Belfast (BFS) are typically March and September, with average return flights around £86. The most popular months for this route are May and July, which means you'll find plenty of flight options during these times. While there isn't a single month that is both the cheapest and most popular, March and September offer great value if you're looking for lower fares, and May and July provide a wide selection of flights if flexibility is key.
How many flights per day from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
There is 1 nonstop flight per day from Southampton (SOU) to Belfast (BFS-Belfast Intl.).
What is the earliest flight from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
The earliest flight from Southampton (SOU) to Belfast (BFS-Belfast Intl.) typically departs around 6:40 AM. This service is seasonal, active only in February, and is operated by Loganair. An early departure like this allows you to maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
You'll typically find the most flights from Southampton (SOU) to Belfast (BFS-Belfast Intl.) on a Saturday, with around 10 flights available. This gives you a good selection of options if you're planning to travel on the weekend. Major airlines on this route include Loganair. Flight schedules are fairly consistent throughout the week, so you'll have several flight options on other days too.
What are the most popular departure times for flights from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
The most popular departure times for flights from Southampton (SOU) to Belfast (BFS-Belfast Intl.) are between 12pm and 3pm. Many major carriers, including Test Desige1 and easyJet, offer flights during this window. Many travellers prefer this time as it allows for a relaxed morning before your flight and an afternoon arrival at your destination.
How long does it take to fly from Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
A direct flight from Southampton (SOU) to Belfast (BFS-Belfast Intl.) typically takes around 1 hour 15 minutes. This route covers a distance of approximately 526 kilometers. Keep in mind that actual flight times can vary slightly due to factors like wind patterns and air traffic, so it's always a good idea to allow a little extra time when planning your journey.
Can you fly business or first class from Southampton (SOU) to Belfast (BFS)?
Select the "Business class" and "First class" filters when looking for Southampton (SOU) to Belfast (BFS) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Southampton (SOU) to Belfast (BFS-Belfast Intl.) flight with Expedia?
It's easy to earn miles on a Southampton (SOU) to Belfast (BFS-Belfast Intl.) 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.
What airports do you fly into for Belfast (BFS) from Southampton (SOU)?
If you're planning to travel to Belfast from SOU, you can fly directly into Belfast Intl. (BFS). Some flights may connect through major hubs like Edinburgh Airport (EDI) or Manchester Airport (MAN) before reaching Belfast. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Southampton (SOU) to Belfast (BFS-Belfast Intl.) at the last minute?
Typically, booking a last minute flight from Southampton (SOU) to Belfast (BFS-Belfast Intl.) 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 Southampton (SOU) to Belfast (BFS-Belfast Intl.) flight and hotel package?
Securing a Southampton (SOU) to Belfast (BFS-Belfast Intl.) flight and hotel package 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 Southampton (SOU) to Belfast (BFS-Belfast Intl.)?
If you booked your Southampton (SOU) to Belfast (BFS-Belfast Intl.) 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
Southampton
Destination airport
Belfast Intl.
Airlines serving
easyJet
Roundtrip price
£57
Distance
522 km
Average flight time
1 hour 15 mins

Book with confidence

Compare flights from Southampton to Belfast easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Southampton to Belfast. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Belfast Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Southampton to Belfast Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Southampton (SOU) to Belfast Intl. (BFS)

The easiest way to view the best deals on flights from Southampton to Belfast today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Southampton to Belfast Intl. start at just £57 and range up to £72.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Southampton and Belfast
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Southampton to Belfast flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Southampton to Belfast Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Southampton to Belfast easily and book with confidence

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*Available to Expedia members.