EUR/IE
Find cheap flights to Sonderborg in 2025/2026 from €360 This is the cheapest return flight found to Sonderborg from Ireland on FlightsFinder on August 10th 2025 at 17:48. This offer may no longer be available. Click the offer to check live prices & dates of travel.
Our Flight Finder compares the cheapest flights to Sonderborg from the most established flight comparison sites.
Fly to Sonderborg and visit sites like Sønderborg Castle, Dybbøl Mill, Historiecenter Dybbøl Banke & Alssund.
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These economy flights were found on FlightsFinder from Ireland to Sonderborg in the last few days. Prices subject to availability.
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These economy flights were found on FlightsFinder from Ireland to Sonderborg in the last few days. Prices subject to availability.
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According to our data, October is on average the cheapest time to book flights to Sonderborg.
You can get flights from €360 return.
According to our data, August is on average the most expensive time to book flights to Sonderborg.
A return flight could set you back more than €406.
Located on the picturesque Danish island of Als, Sonderborg boasts a harmonious blend of rich history, stunning natural landscapes, and vibrant cultural experiences. This charming coastal city is renowned for its historic castle, which overlooks the tranquil waters of the Als Sound. Visitors can explore the lively streets lined with colorful houses, enjoy fresh seafood at local restaurants, or unwind on the sandy beaches. With its welcoming atmosphere and a perfect balance of tradition and modernity, Sonderborg offers a truly unforgettable Scandinavian experience for all who wander its cobbled streets.
11.9 °C
Mon, 11 Aug 2025
Dublin, Ireland - Dublin International Airport (DUB) to Sonderborg (SGD)
Distance:
656 miles (1,056 kilometres)
Average flight time (direct 1 hour 57 minutes)
Shannon, Ireland - Shannon International Airport (SNN) to Sonderborg (SGD)
Distance:
777 miles (1,250 kilometres)
Average flight time (direct 2 hours 13 minutes)
Knock, Ireland - Ireland West Airport (NOC) to Sonderborg (SGD)
Distance:
749 miles (1,206 kilometres)
Average flight time (direct 2 hours 9 minutes)
Cork, Ireland - Cork International Airport (ORK) to Sonderborg (SGD)
Distance:
781 miles (1,257 kilometres)
Average flight time (direct 2 hours 14 minutes)
Kerry, Ireland - Kerry Airport (KIR) to Sonderborg (SGD)
Distance:
813 miles (1,308 kilometres)
Average flight time (direct 2 hours 18 minutes)
Donegal, Ireland - Donegal Airport (CFN) to Sonderborg (SGD)
Distance:
717 miles (1,153 kilometres)
Average flight time (direct 2 hours 5 minutes)
Waterford, Ireland - Waterford Airport (WAT) to Sonderborg (SGD)
Distance:
717 miles (1,153 kilometres)
Average flight time (direct 2 hours 5 minutes)
From Dublin (DUB), Ireland to Sonderborg, Denmark (SGD): €360
Depart: 10 Oct 2025 · Return: 12 Oct 2025 Price found 10 Aug 2025, 17:48
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