Alsik Hotel & Spa

Waterfront hotel with spa, near Sonderborg Castle

Choose dates to view prices

Where to?

Dates

December 2025

14

January 2026

In-room safe, desk, soundproofing, iron/ironing board - Alsik Hotel & Spa (Sønderborg)

Exterior - Alsik Hotel & Spa (Sønderborg)

Body treatments, body scrubs, facials, manicures and pedicures - Alsik Hotel & Spa (Sønderborg)

3 restaurants, breakfast, lunch, dinner served; international cuisine - Alsik Hotel & Spa (Sønderborg)

Near Sonderborg Castle, Steigenberger Alsik - Hotel & Spa offers a serene escape. Enjoy international cuisine at the 3 on-site restaurants, unwind with a massage or body treatment at the spa, and take in breathtaking views from the terrace. With an indoor and outdoor pool, bike rentals, helpful staff will ensure your stay is relaxing and rejuvenating.

Exceptional

Popular amenities

Connecting rooms available
Air conditioning
Bar
24/7 front desk
Electric vehicle charging point
Laundry facilities

Main amenities (12)

Daily housekeeping
3 restaurants and bar/lounge
Full-service spa
Indoor pool and outdoor pool
24-hour fitness center
Sauna
Room service
Coffee shop/cafe
Conference center
10 meeting rooms
Terrace
24-hour front desk

Feel at home (6)

Refrigerator
Connecting/adjoining rooms available
Television
Terrace
Daily housekeeping
Coffee/tea maker

$219 nightly

Dec 15 - Dec 16

Total with taxes and fees

Why we love this property

Sleep in luxury

Sinking into plush bathrobes after experiencing the comfort of heated bathroom floors creates an indulgent in-room experience at this hotel.

Business meets pleasure

Strategically located in the city center and business district, this hotel offers meeting rooms and spa services. Unwind with massages after work.

Room options

Check availability for these dates

Tonight

Dec 14 - Dec 15

Tomorrow

Dec 15 - Dec 16

All rooms

1 bed

2 beds

Showing 4 of 4 rooms

Standard Room

Exceptional

Highlights

Soundproofed

Air conditioning

Connecting rooms available

Refrigerator

Flat-screen TV

Hair dryer

Bathrobes

Heated bathroom floor

269 sq ft
Sleeps 2
1 King Bed OR 2 Twin Beds

Junior Suite, 1 King Bed

Exceptional

Highlights

Separate sitting area

Soundproofed

Air conditioning

Connecting rooms available

Refrigerator

Flat-screen TV

Sofa bed

Separate bedroom

484 sq ft
1 bedroom
Sleeps 2
1 King Bed

Premium Double Room, 1 King Bed

Exceptional

Highlights

Soundproofed

Air conditioning

Connecting rooms available

Refrigerator

Flat-screen TV

Hair dryer

Bathrobes

Heated bathroom floor

269 sq ft
Sea view
Sleeps 2
1 King Bed

Premium Double Room, 1 King Bed, Sea View, Corner

Exceptional

Highlights

Soundproofed

Air conditioning

Connecting rooms available

Refrigerator

Flat-screen TV

Hair dryer

Bathrobes

Heated bathroom floor

355 sq ft
Sea view
Sleeps 2
1 King Bed

Similar properties

Free breakfast
Free parking
Free WiFi
Restaurant

$163 nightly

Dec 21 - Dec 22

Total with taxes and fees

Earn OneKeyCash on thousands of hotels when you sign in and book. More rewards for more adventures!

Sign in Sign up, it's free

About the neighborhood

Nørre Havnegade 21-25, Sønderborg, Syddanmark, 6400

What's nearby

Sønderborg Havn - 4 min walk - 0.4 km
Sonderborg Castle - 9 min walk - 1.1 km
Sonderborg Raadhus - 10 min walk - 0.8 km
Alsion - 13 min walk - 1.1 km
Dybbol Mill - 4 min drive - 2.6 km

Getting around

Sonderborg (SGD) - 9 min drive
Sønderborg Station - 13 min walk
Gråsten Station - 14 min drive
Kliplev Station - 19 min drive

Restaurants

‪Syttende - ‬1 min walk
‪Torve Hallen - ‬5 min walk
‪Flammen Sønderborg - ‬10 min walk
‪Skaal - ‬10 min walk
‪Restaurant Alsik - ‬2 min walk

About this property

Alsik Hotel & Spa

Located near a train station, Alsik Hotel & Spa is a great choice for a stay in Sønderborg. You can visit the spa to be pampered with massages, facials, or mani/pedis, and Syttende, one of 3 restaurants, serves dinner. Other highlights include an indoor pool, an outdoor pool, and a bar/lounge. Fellow travelers love the helpful staff.

At a glance

Hotel size

- 190 rooms
- Arranged over 19 floors

Arriving/Leaving

- Check-in start time: 3:00 PM; Check-in end time: 2:00 AM
- Late check-in subject to availability
- Minimum check-in age: 18
- Check-out time is 11:00 AM

Special check-in instructions

- Front desk staff will greet guests on arrival at the property
- If you are planning to arrive after 2:00 AM please contact the property in advance using the information on the booking confirmation
- Information provided by the property may be translated using automated translation tools

Required at check-in

- Credit card, debit card, or cash deposit required for incidental charges
- Government-issued photo ID may be required
- Minimum check-in age is 18

Children

- No cribs (infant beds)

Pets

- Pets allowed (dogs only, 2 total, up to 44 lbs per pet)*
- Service animals welcome
- Specific rooms only*
- Food and water bowls available

Internet

- Free WiFi in public areas
- Free WiFi in rooms

Parking

- Electric vehicle charging point on site
- Height restrictions apply for onsite parking
- 24-hour offsite parking within 328 ft (DKK 140 per day)

Other information

- Smoke-free property

Property amenities

Food and drink

3 restaurants
Bar/lounge
Coffee shop
Coffee/tea in a common area
Room service (limited hours)
Snack bar/deli

Working away

10 meeting rooms
Conference center (4004 square feet of space)

Services

24-hour front desk
Concierge services
Tour/ticket assistance
Dry cleaning/laundry services
Hair salon
Free newspapers in lobby
Luggage storage
Bicycle rentals

Facilities

1 building/tower
Built in 2019
Safe-deposit box at front desk
Terrace
Fireplace in lobby
24-hour fitness center
An outdoor pool
An indoor pool
Full-service spa
Sauna
Banquet hall
Walkway to water

Accessibility

Elevator
Wheelchair accessible
Wheelchair-accessible public washroom
Wheelchair-accessible path to elevator
Wheelchair-accessible registration desk
Wheelchair-accessible business center
Wheelchair-accessible restaurant
Wheelchair-accessible lounge
Wheelchair-width doorways
Well-lit path to entrance
Stair-free path to entrance

Room amenities

Be entertained

Tablet computer
49-inch flat-screen TV

Home comfort

Air conditioning
Espresso maker
Electric kettle
Bathrobes
Iron/ironing board

Sleep well

Soundproofed rooms
Bed sheets provided

What to enjoy

Heated floors

Freshen up

Shower only
Free toiletries
Hair dryer
Towels
Toilet paper

Stay connected

Desk
Free WiFi
Phone

Food and drink

Refrigerator
Free bottled water

More

Daily housekeeping
In-room safe
Connecting/adjoining rooms available
Local maps
Restaurant dining guide

Special features

Spa

Guests can indulge in a pampering treatment at the hotel's full-service spa. Services include facials, body scrubs, body treatments, and manicures and pedicures.

Dining

Syttende - This fine-dining restaurant serves dinner only. Reservations are required.

Freia - This restaurant serves dinner only. Open select days.

Alsik - This family restaurant specializes in international cuisine and serves breakfast, lunch, and dinner. Open daily.

Fees & policies

Optional extras

Credit card charges are subject to an extra charge
Spa access is available for an extra charge of DKK 345

Renovations and closures

The following facilities are closed on Christmas Eve and New Year's Eve:

Bar/lounge
Dining venue(s)

Pets

Service animals exempt from fees
Pets are allowed for an extra charge of DKK 300 per pet, per day

Parking

Parking is available nearby and costs DKK 140 per day (328 ft away; open 24 hours)
Parking height restrictions apply

Pool, spa, & gym (if applicable)

Pool access is available for an extra charge of DKK 345

Policies

The property has connecting/adjoining rooms, which are subject to availability and can be requested by contacting the property using the number on the booking confirmation.

Guests can rest easy knowing there's a smoke detector and a security system on site.

This property accepts credit cards. Cash is not accepted.

Credit cards accepted: Visa, Mastercard, American Express

Please note that cultural norms and guest policies may differ by country and by property. The policies listed are provided by the property.

Also known as

Steigenberger Alsik & Spa

Steigenberger Alsik - Hotel & Spa Hotel

Steigenberger Alsik - Hotel & Spa Sønderborg

Steigenberger Alsik - Hotel & Spa Hotel Sønderborg

Alsik Hotel

Alsik Sønderborg

Alsik Hotel Sønderborg

Frequently asked questions

Does Alsik Hotel & Spa offer free cancellation for a full refund?

Yes, Alsik Hotel & Spa does have fully refundable room rates available to book on our site. If you’ve booked a fully refundable room rate, this can be cancelled up to a few days before check-in depending on the property's cancellation policy. Just make sure to check this property's cancellation policy for the exact terms and conditions.

Is there a pool at Alsik Hotel & Spa?

Yes, there's an indoor pool and an outdoor pool.

Are pets allowed at Alsik Hotel & Spa?

Yes, dogs are welcome, with a limit of 2 total and maximum weight of 44 lbs per pet. There's a charge of DKK 300 per pet, per day. Service animals are exempt from fees. Food and water bowls are available.