When to go
Sep 2026 is the best time: 374 €, daytime 20 °C, rainy days 9.
Sep 2026
- Sep Best time
- 20° daytime
- 9 rainy days
- 278 € from
- 33 Best offers
Niels Elgaard Larsen - (WT-en) Elgaard at English Wikivoyage, CC BY-SA 4.0 · Wikimedia Commons
What to know about this route
The cheapest time is October 2026, from 278 €. The most expensive is September 2026 (374 €), so timing moves the price by 96 € here. There is no direct flight from Tallinn — every deal has one stop. Most deals are for 14 nights.
Prices are for round-trip tickets and update automatically.
Frequently asked questions
How much does a flight from Tallinn to Sønderborg, Denmark cost?
The cheapest round-trip is currently 278 €. There are 33 offers in total, ranging from 278 to 386 €. Prices update automatically several times a day.
Is there a direct flight from Tallinn to Sønderborg, Denmark?
There is no direct flight in the current offers — all options have a stopover.
What is the weather like in Sønderborg, Denmark?
At the best time (September 2026) the average daytime temperature is 20 °C with 9 rainy days. The warmest month is September 2026 at 20 °C.
What is included in the price shown?
The price shown is the full round-trip fare with the selected baggage. By default this is a small bag that fits under the seat; you can switch to a cabin bag or checked bag using the filter.