- Must visit
Sønderborg Castle Museum
Main regional museum inside Sønderborg Castle, covering borderland history, warfare, and culture in a major historic setting.
Cheapest price
$12
Average price
$12
Fastest journey
50 m
Average duration
50 m
Buses per day
1
Distance
27 km
The best way to find a cheap bus ticket from Flensburg to Sønderborg is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Flensburg to Sønderborg will cost around $12 if you buy it on the day, but the cheapest tickets can be found for only $12.
Of the 1 buses that leave Flensburg for Sønderborg on Thu, Aug 27, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Thu, Aug 27 the direct buses cover the 27 km distance in an average of 50 m but if you time it right, some buses will get you there in just 50 m .
On Thu, Aug 27 the slowest buses will take 50 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
FlixBus
FlixBusOmio recommends booking the train as it is the most popular option from Flensburg to Sønderborg among Omio's users. If you are prioritising price take the bus with prices starting from $12. For those with little time consider booking a bus which can get you there in 42m. The ticket price range depends on the travel mode: a bus costs an average of $12, and a train costs an average of $16.
Distance: 16 miles (27 km)
| Bus | Most popular Train | Driving |
|---|---|---|
$14 Average price Cheapest | $22 Average price | $9 Average price (fuel + tolls) |
1h 12m Average total duration Fastest 42m Onboard + 30m Additional time* | 1h 31m Average total duration 1h 1m Onboard + 30m Additional time* | 43m Average total duration (door-to-door) |
![]() Most popular bus company | ![]() Most popular train company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Flensburg to Sønderborg:
A bus is $7 (€6) less than a train for this route with tickets for a train from Flensburg to Sønderborg costing on average $22 (€17).
Other travel options to Sønderborg take longer:
Train takes on average 1h 1m.
You'll arrive about 1m sooner (42m by bus vs 43m by car). Tickets start at around $14 (€12) compared to roughly $9 (€7) in fuel and tolls — a bit more, but you're getting time back, skipping traffic and parking, and you can work or rest on board.
Direct coaches are operated by FlixBus, BlaBlaCar, Sydtrafik.
Driving makes more sense if you're travelling as a group (where fuel splits across several people), want flexibility on timing, or plan to stop en route.
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator FlixBus | Departure Time 07:20AM | Arrival Time 08:10AM | Duration 0h50 | Departure days Wed, Fri | Cheapest price $14 |
Operator FlixBus | Departure Time 08:20AM | Arrival Time 09:10AM | Duration 0h50 | Departure days Wed, Fri | Cheapest price $12 |
Operator FlixBus | Departure Time 09:20AM | Arrival Time 10:10AM | Duration 0h50 | Departure days Mon, Tue, Thu, Sat, Sun | Cheapest price $11 |
The table below shows live departures for Flensburg to Sønderborg buses for tomorrow, Thursday, August 27. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
FlixBus | 9:20 AM Flensburg, Bahnhof | 0h50 | 10:10 AM Sønderborg, Herman Bangs Gade / Jernbanegade (Busstation) | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare bus and train prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Buses from Flensburg to Sønderborg run on average 2 times per day, taking around 42m. Cheap bus tickets for this journey start at $12 (€10) if you book in advance.
There are 2 buses per day. The earliest bus runs at 09:20, the last at 19:45. The fastest bus covers the 16 miles (27 km) distance in 50m.
Distance 16 miles (27 km) |
Average bus duration 42m |
Cheapest ticket price $12 (€10) |
Buses per day 2 |
Direct buses 2 |
Fastest bus 50m |
First bus 9:20 AM |
Last bus 7:45 PM |
Cheapest Month Feb |
Cheapest Day Tue |
High Season Jul - Sep |
Low Season Jan - Mar |
Busiest Day Sat |
Least Busy Day Mon |
Best time to book 14 days |
Discover the best of Sønderborg — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Sønderborg trip today.
Main regional museum inside Sønderborg Castle, covering borderland history, warfare, and culture in a major historic setting.
Living-history museum on the 1864 battlefield with reconstructed positions, exhibitions, and demonstrations about the war.
Small mill museum explaining milling, local life, and the mill's symbolic role in Danish national history.
Lively harbor promenade with cafés nearby, marina views, bridges, and one of the best walking stretches in central Sønderborg.
Historic battlefield landscape with open paths and far-reaching views, ideal for walking while learning local history.
Compact old town area with cobbled lanes, historic houses, shops, and easy access to the castle and waterfront.
A Southern Jutland coffee table with many cakes, buns and tarts. It is a proud regional tradition tied to family gatherings and local hospitality.
Hearty kale stew often cooked with potatoes and pork sausages. A classic winter dish in Southern Jutland and nearby Als.
Boiled cod served with mustard sauce, potatoes and beetroot. Long linked to Southern Jutland festive meals, especially in colder months.
Refined waterfront dining in Alsik Hotel with modern Nordic tasting menus, local ingredients and polished fine-dining service.
Popular casual spot serving sushi and Japanese dishes in a stylish, relaxed setting with consistently strong local reviews.
Well-regarded café and restaurant for brunch, coffee, burgers and light meals in a central, friendly setting.
Moderate for Denmark. Hotels and dining cost more than many EU cities, but local buses are reasonable and Sønderborg is often cheaper than Copenhagen.
Service is usually included. Rounding up is appreciated in restaurants, taxis, and cafes for good service, but tipping is not expected.
Official public transport app
Sønderborg, Herman Bangs Gade / Jernbanegade (Busstation) -> Sønderborg Rådhustorv
Find answers to the most common questions about traveling from Flensburg to Sønderborg by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at Sønderborg, this guide helps you travel smarter and with confidence.

Most Flensburg to Sønderborg buses use the Flensburg, Bahnhof to Sønderborg, Herman Bangs Gade / Jernbanegade (Busstation) station pair. Use this guide to compare Flensburg and Sønderborg bus stations on this route, check city-centre transport, alongside checking practicalities like bus station facilities and services.
Sønderborg, Herman Bangs Gade / Jernbanegade (Busstation) has practical services for this route, including Wifi, Parking, Dining, ATM, Taxis, Accessibility, WC, Shower, and Ticket Office.
Food options include: Several eateries nearby.
Wi-Fi is available at Sønderborg, Herman Bangs Gade / Jernbanegade (Busstation). ATMs are aTM located within 5-minute walk.
Ticket office support is available at Sønderborg, Herman Bangs Gade / Jernbanegade (Busstation).
Available at Sønderborg, Herman Bangs Gade / Jernbanegade (Busstation): Parking, Taxis, WC.
Accessibility facilities are available at Sønderborg, Herman Bangs Gade / Jernbanegade (Busstation): Wheelchair accessible buses.
Here are some other resources that might have the information you need