SOU - BFS

£38 Find Cheap Flights from Southampton to Belfast Intl Airport – Compare and Save

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Everything you should know

Cheapest return fare
£41
Typical prices: £80-£115
easyJet
Sun 18/10Sat 24/10
SOU - BFS • Direct
Cheapest one-way flight
£38
Typical prices: £41-£57
easyJet
Mon 7/9
SOU - BFS • Direct
Direct flights
4 days a week
Mon, Fri, Sat, Sun
You can fly direct with easyJet. Average duration is 1h 15m
Direct flights
Direct flights
+1
+1
Direct flights
Direct flights
+1
When to book
5 weeks
in advance
Our data shows that travellers who book at least 5 weeks in advance save around 17% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
September
Cheapest • 33% price drop
May
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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We hope you love your trip to Belfast Intl!
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Booking Insights
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Southampton to Belfast Intl

Sun, 18 Oct - Sat, 24 Oct
easyJet Logo
12:35 - 13:50SOU  Southampton Eastleigh-BFS Belfast Intl
1h 15mdirect
easyJet Logo
10:30 - 11:45BFS  Belfast Intl-SOU Southampton Eastleigh
1h 15mdirect
£41easyJet
Sat, 17 Oct - Sat, 24 Oct
easyJet Logo
12:15 - 13:30SOU  Southampton Eastleigh-BFS Belfast Intl
1h 15mdirect
easyJet Logo
10:30 - 11:45BFS  Belfast Intl-SOU Southampton Eastleigh
1h 15mdirect
£44easyJet
Mon, 19 Oct - Sat, 24 Oct
easyJet Logo
12:25 - 13:40SOU  Southampton Eastleigh-BFS Belfast Intl
1h 15mdirect
easyJet Logo
10:30 - 11:45BFS  Belfast Intl-SOU Southampton Eastleigh
1h 15mdirect
£45easyJet
Mon, 28 Sep - Mon, 5 Oct
easyJet Logo
12:25 - 13:40SOU  Southampton Eastleigh-BFS Belfast Intl
1h 15mdirect
easyJet Logo
10:35 - 11:50BFS  Belfast Intl-SOU Southampton Eastleigh
1h 15mdirect
£47easyJet
Sat, 10 Oct - Sun, 11 Oct
easyJet Logo
12:15 - 13:30SOU  Southampton Eastleigh-BFS Belfast Intl
1h 15mdirect
easyJet Logo
10:50 - 12:05BFS  Belfast Intl-SOU Southampton Eastleigh
1h 15mdirect
£47easyJet
Mon, 28 Sep - Mon, 5 Oct
easyJet Logo
12:25 - 13:40SOU  Southampton Eastleigh-BFS Belfast Intl
1h 15mdirect
easyJet Logo
10:35 - 11:50BFS  Belfast Intl-SOU Southampton Eastleigh
1h 15mdirect
£47easyJet
Sat, 19 Sep - Sun, 27 Sep
easyJet Logo
12:15 - 13:30SOU  Southampton Eastleigh-BFS Belfast Intl
1h 15mdirect
easyJet Logo
10:50 - 12:05BFS  Belfast Intl-SOU Southampton Eastleigh
1h 15mdirect
£50easyJet
Sun, 27 Sep - Mon, 28 Sep
easyJet Logo
12:35 - 13:50SOU  Southampton Eastleigh-BFS Belfast Intl
1h 15mdirect
easyJet Logo
10:35 - 11:50BFS  Belfast Intl-SOU Southampton Eastleigh
1h 15mdirect
£51easyJet
Wed, 30 Sep - Wed, 7 Oct
Multiple Airlines Logo
10:45 - 19:40SOU  Southampton Eastleigh-BFS Belfast Intl
8h 55m1 stop Glasgow Intl
Multiple Airlines Logo
08:30 - 08:35BFS  Belfast Intl-SOU Southampton Eastleigh
24h 05m2 stops London Stansted Palma de Mallorca Son Sant Joan
£108Multiple Airlines
Mon, 28 Sep - Mon, 5 Oct
Multiple Airlines Logo
20:40 - 12:15SOU  Southampton Eastleigh-BFS Belfast Intl
15h 35m2 stops Palma de Mallorca Son Sant Joan London Stansted
Multiple Airlines Logo
10:35 - 11:50BFS  Belfast Intl-SOU Southampton Eastleigh
1h 15mdirect
£111Multiple Airlines
Booking Insights

KAYAK’s insights & trends for Southampton to Belfast Intl flights

Get data-powered insights and trends into flights from Southampton to Belfast Intl to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from Southampton to Belfast Intl Airport?

Flight prices are below average for this route right now.

Flights to Belfast Intl Airport from Southampton usually cost between £90 and £165 in October.
The lowest price found in the past 5 days was £41 on easyJet (18 Oct–24 Oct).

What’s the cheapest day of the week to fly from Southampton to Belfast Intl Airport?

Your flight ticket price will generally be cheaper if you fly to Belfast Intl Airport on a Saturday and more expensive on a Wednesday. On your return trip to Southampton, you should consider flying back on a Tuesday, and avoid Fridays for better deals.

What is the cheapest month to fly from Southampton to Belfast Intl Airport?

The cheapest month for flights from Southampton to Belfast Intl Airport is September, where tickets cost £78 (return) on average. On the other hand, the most expensive months are December and November, where the average cost of round-trip tickets is £160 and £157 respectively.

How far in advance should I book a flight from Southampton to Belfast Intl Airport?

To get a below average price on the flight from Southampton to Belfast Intl Airport, you should book around 5 weeks before departure, which saves you about 17% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 14 weeks before departure.

Find deals

Good to know - Cheap tickets from Southampton to Belfast Intl Airport

Low season

November

Cheapest flight

£38
Best time to beat the crowds but there is an average 34% increase in price.
Most popular time to fly and prices are also 17% lower on average.
Flight from Southampton to Belfast Intl Airport

When to book flights from Southampton to Belfast Intl

Are your dates flexible? Find out the best times to travel from Southampton to Belfast Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

FAQs for booking Southampton to Belfast Intl Airport flights

  • How many flights are there between Southampton and Belfast Intl Airport per day?

    There is a maximum of 1 direct flight a day that takes off from Southampton and lands in Belfast Intl Airport, with an average flight time of 1h 15m. The most common departure time is 12:00 and most flights take off in the morning. Each week, there are 4 flights.

  • What is the cheapest flight from Southampton to Belfast Intl Airport?

    In the last 5 days, the lowest price for a flight from Southampton to Belfast Intl Airport was £38 for a one-way ticket and £41 for a return.

  • Which aircraft models fly most regularly from Southampton to Belfast Intl Airport?

    The ATR 72-201 / 202 is the aircraft model that flies most regularly on the Southampton to Belfast Intl Airport flight route.

  • On which days can I fly direct from Southampton to Belfast Intl Airport?

    You can catch a direct flight from Southampton to Belfast Intl Airport on Monday, Friday, Saturday, and Sunday.

  • Which is the best airline for flights from Southampton to Belfast, Aer Lingus or easyJet?

    The two airlines most popular with KAYAK users for flights from Southampton to Belfast are Aer Lingus and easyJet. With an average price for the route of £128 and an overall rating of 7.3, Aer Lingus is the most popular choice. easyJet is also a great choice for the route, with an average price of £82 and an overall rating of 6.9.

  • How does KAYAK find such low prices on flights from Southampton to Belfast Intl Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Southampton to Belfast Intl Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Southampton to Belfast Intl Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast Intl Airport from Southampton is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Southampton to Belfast Intl Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast Intl Airport with an airline and back to Southampton with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Southampton to Belfast Intl Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast Intl Airport from Southampton up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Southampton to Belfast Intl Airport

  • Looking for a cheap flight from Belfast Intl Airport to Southampton? 25% of our users found flights on this route for Belfast Intl Airport or less round-trip.

Prefer to fly direct from Southampton to Belfast Intl Airport?

 
Find which airlines fly direct from Southampton Eastleigh Airport to Belfast Intl Airport, which days they fly and book direct flights.

Direct departures

Southampton Eastleigh to Belfast Intl

Monday

easyJet

easyJet

Friday

easyJet

easyJet

Saturday

easyJet

easyJet

Sunday

easyJet

easyJet

See more direct flights

Direct returns

Belfast Intl to Southampton Eastleigh

Monday

easyJet

easyJet

Friday

easyJet

easyJet

Saturday

easyJet

easyJet

Sunday

easyJet

easyJet

See more direct flights

Everything you need to know for your flight from Southampton to Belfast Intl

Information on your arrival and departure airports

Southampton (SOU)
Belfast Intl (BFS)