$342 Cheap Flights from Cologne (CGN) to Southampton (SOU)

View $342 flight on Sun, Nov 9, 2025Opens in a new window

Popular airlines from Cologne - Bonn Airport (CGN) to Southampton (SOU)

Cheap Flights from Cologne to Southampton (CGN-SOU)

Prices were available within the past 7 days and start at $342 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Cologne (CGN) to Southampton (SOU)
Origin airport
Cologne - Bonn
Destination airport
Southampton
Distance
368 mi

Cologne to Southampton Flights

The cheapest times to fly from Cologne 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 Cologne to Southampton are during the month of . You can find some of the cheapest flights from Cologne to Southampton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cologne to Southampton

Sunday is one of the best days to book for cheap flights from Cologne 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 Cologne 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 Cologne to Southampton in 2025. You can also book with separate airlines for your outbound and return journeys, from $342 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 Cologne 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 Cologne 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 Cologne - Bonn Airport (CGN) to Southampton Airport (SOU) cost?
Secure a cheap one-way flight from $342 or cheap return flight from Cologne - Bonn Airport (CGN) to Southampton Airport (SOU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Cologne - Bonn Airport (CGN) to Southampton Airport (SOU)?
is the most affordable month to fly from CGN to SOU. Planning your trip for the off-season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Cologne - Bonn Airport (CGN) to Southampton Airport (SOU)?
To find the cheapest airline that'll fly you from CGN to SOU, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Cologne - Bonn Airport (CGN) to Southampton Airport (SOU)?
Nonstop flights from Cologne - Bonn Airport (CGN) to Southampton Airport (SOU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CGN to SOU?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary 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 Cologne - Bonn Airport (CGN) to Southampton Airport (SOU)?
Opt for a flight from Cologne - Bonn Airport (CGN) to Southampton Airport (SOU) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time are on average 22% more likely to be canceled.**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 Cologne - Bonn Airport (CGN) to Southampton Airport (SOU) last-minute?
Waiting until just before your departure to book a ticket from CGN to SOU often results in higher prices. While you might find some last-minute discounts, there's no guarantee. Be flexible with your travel plans for a better chance of scoring a bargain.
Is it cheaper to book a CGN to SOU flight and hotel package?
Compared with arranging flights and hotels separately, booking a CGN to SOU flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place will take the stress out of travel planning. Simply secure your flights and select from our extensive range of stays, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Cologne - Bonn Airport (CGN) to Southampton Airport (SOU)?
In most cases, you're able to cancel or reschedule your CGN to SOU flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you want more information, head to our Customer Service portal.

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*Available to One Key members.