$768 Cheap Flights from Londonderry (LDY) to Southampton (SOU)

View $768 flight on Sun, Aug 3, 2025Opens in a new window

Popular airlines from Londonderry (LDY-City of Derry) to Southampton (SOU)

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Cheap Flights from Londonderry to Southampton (LDY-SOU)

Prices were available within the past 7 days and start at $768 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Londonderry (LDY) to Southampton (SOU)
Origin airport
City of Derry
Destination airport
Southampton
Distance
371 mi

Londonderry to Southampton Flights

The cheapest times to fly from Londonderry to Southampton

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Londonderry to Southampton are during the month of . You can find some of the cheapest flights from Londonderry to Southampton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Londonderry to Southampton

Sunday is one of the best days to book for cheap flights from Londonderry to Southampton: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Londonderry to Southampton

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Londonderry to Southampton in 2025. You can also book with separate airlines for your outbound and return journeys, from $768 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Londonderry to Southampton flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Londonderry to Southampton airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from City of Derry Airport (LDY) to Southampton Airport (SOU) cost?
Discover the latest flight deals from LDY to SOU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from LDY to SOU?
The cheapest flights from LDY to SOU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from LDY to SOU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from LDY to SOU. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from City of Derry Airport (LDY) to Southampton Airport (SOU)?
There are no daily direct flights departing from City of Derry Airport (LDY) to Southampton Airport (SOU). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from LDY to SOU?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from City of Derry Airport (LDY) to Southampton Airport (SOU)?
To avoid possible delays on the City of Derry Airport (LDY) to Southampton Airport (SOU) route, travel before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from City of Derry Airport (LDY) to Southampton Airport (SOU) last-minute?
Holding off until right before your break to book your flight from LDY to SOU generally means paying more. While it's possible to find some last-minute offers, they're not always guaranteed. Keep your travel schedule open to maximize your chances of landing a bargain.
Is it cheaper to book a LDY to SOU flight and hotel package?
Opting for a LDY to SOU flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our impressive range of accommodations and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from City of Derry Airport (LDY) to Southampton Airport (SOU)?
In most cases, you're able to reschedule or cancel your LDY to SOU flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more details, go to our Customer Service portal.

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*Available to One Key members.