Cheap Flights from Reykjavik Keflavik (KEF) to Southampton (SOU)

How to find cheap flights to Southampton (SOU) from Reykjavik (KEF) in 2026

Looking for cheap tickets from Reykjavik Keflavik to Southampton? Return tickets start from £281 and one-way flights to Southampton from Reykjavik Keflavik start from £123

Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

• Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Reykjavik Keflavik to Southampton. And with us there are no hidden fees - what you see is what you pay.
• Compare flight deals to Southampton from Reykjavik from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Southampton start from £123 one-way.
• Flex your dates to find the best KEF-SOU ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Southampton from Reykjavik Keflavik.
• Set up a Price Alert. You can easily track the fare of your cheap Reykjavik Keflavik-Southampton flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
• Flexible on when you travel? The cheapest month to fly from Reykjavik Keflavik to Southampton is October.
• Fly without stops. Only interested in direct flights between Reykjavik Keflavik and Southampton? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
• Find the cheapest Business class flights from Reykjavik Keflavik and Southampton. We scour the internet for the best Business, Premium Economy and First Class flight fares to Southampton, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
• Include nearby airports in your search. Widen your search for Reykjavik Keflavik to Southampton flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
• Search for cheap flights regardless of where you are. To get the best flight booking experience when out and about, download the app and search for plane tickets between Reykjavik Keflavik and Southampton whenever you want.

Combine your flight to Southampton from Reykjavik Keflavik with hotels and car hire

Once you've secured your cheap flight ticket from Reykjavik Keflavik to Southampton, discover the best prices and exclusive rates for hotels in Southampton or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.