We've gone through lots of different flights, to help you find the cheapest way to get from Belfast Aldergrove International Airport to Southampton. You can choose from one airlines. At the moment, 13 / Jul / 2025 is the cheapest date to travel, but scroll through the results to find the option that works best for you.
There are one flights from Belfast Aldergrove International Airport to or via Southampton every week. Out of the one available airlines, the most popular ones are EasyJet. But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.
The distance between Belfast Aldergrove International Airport to Southampton is 526 km. Normally, it takes about 1 hrs 15 mins to fly, and you can definitely expect the journey to be at least 1 hrs 15 mins. You can see the various flight times in the results.
You can also search by month, which will reveal the cheapest time of the week to fly.
