1
Restaurante Casa Vicente
SpanishClassic Spanish plates in Cartagena, popular with locals for hearty, unfussy dining.
Hotel Sierra Mar, La Unión Overview
Hotel Sierra Mar is a 2-star hotel in La Unión, Spain. Rated 8.4 out of 10 based on 1,609 guest reviews.
Hotel Sierra Mar in La Unión, Spain, is a practical 2-star base for travelers who want to explore Murcia without overcomplicating logistics. The address on Salto, 12 puts you within reach of the town’s everyday rhythm, while still working well for road trips toward Cartagena and the coast. Guests consistently praise the hotel’s overall value, and the strong 8.4/10 guest rating (from 1,609 reviews) suggests most visitors find it reliable for short stays. Rooms are air-conditioned and non-smoking, with the basics covered for day-to-day comfort, including private bathrooms and flat-screen TV; a lift helps if you’re carrying luggage. Families often mention that the property feels workable with children, and there are family rooms available for groups who want to stay together. For meals and downtime, the on-site restaurant and the option of packed lunches make it easier to keep plans moving, whether you’re heading out early or returning after a long day. Service-wise, the tour desk is handy for organizing local sightseeing, and practical extras like fax/photocopying and an ironing service suit travelers who need to catch up on admin. Nearby, La Unión’s mining heritage is close at around 2 km, while Cartagena’s Roman Theatre is roughly 19 km away for a classic day of history. If you’re planning beach time, the Portmán coastline is about 10 km from the hotel, and Cabo de Palos is around 43 km for a longer outing. Best for families, budget road-trippers, and anyone wanting a straightforward stopover with good guest feedback.
Important information
Please note that the apartments are located in front of the hotel. They both share the same reception.
Should You Book Hotel Sierra Mar?
Hotel Sierra Mar is worth considering if you're looking for a budget-friendly stay in La Unión, but be prepared for limited amenities and no parking options.
Best For
- Budget travelers needing a central location
- Families seeking functional accommodations
- Visitors wanting easy access to Cartagena
- Travelers who prioritize air conditioning and Wi-Fi
Not Ideal For
- Guests requiring parking facilities
- Travelers seeking luxurious amenities
- Light sleepers due to potential noise in a central area
What to Expect
Upon arrival at Hotel Sierra Mar, you are greeted by a cozy atmosphere and the friendly staff. The air-conditioned room offers a comfortable retreat after a day of exploring. The nearby streets are filled with local charm, and you can easily stroll to nearby cafes for breakfast. Mornings start with the aroma of fresh coffee wafting through the air as you plan your day ahead.
Location Intelligence
Hotel Sierra Mar is centrally located in La Unión, making it easy to explore local attractions and enjoy the vibrant atmosphere. It's just a short drive to Cartagena, providing a convenient base for day trips. Public transport options are available, but walking around the area can also lead to delightful discoveries.
Price Intelligence
With an average price of 60.6 EUR per night, Hotel Sierra Mar offers competitive rates compared to similar accommodations in the area. Booking in advance, especially for the cheapest month of October 2026, could yield even better deals.
Is Hotel Sierra Mar Worth the Price?
Average Price
61
per night
From
53
per night
Cheapest Month
October
best time to book
Rooms & Comfort at Hotel Sierra Mar
Double Room
The double room offers air conditioning, a wardrobe, as well as a private bathroom boasting a bath or a shower and a bidet. The unit has 1 bed.
- TV
- Telephone
- Air conditioning
- Refrigerator
Economy Single Room
1 Twin BedInternet - Free WiFi Entertainment - Flat-screen TV with digital channelsFood & Drink - RefrigeratorSleep - Blackout drapes/curtains Bathroom - Private bathroom, bathtub or shower, free...
- TV
- Refrigerator
- Desk
- Private bathroom
Budget Triple Room
The triple room provides air conditioning, a wardrobe, as well as a private bathroom featuring a bath and a bidet. This triple room features a tiled floor, heating, a flat-screen TV and city views....
- TV
- Telephone
- Air conditioning
- Refrigerator
Small Single Room
The single room features air conditioning, a wardrobe, as well as a private bathroom boasting a shower and a bidet. This single room has a tiled floor, heating, a flat-screen TV and city views. The...
- Shower
- TV
- Telephone
- Air conditioning
Hotel Sierra Mar Facilities & Amenities
General
Non-smoking rooms
Air conditioning
Family rooms
Lift / Elevator
Fax/photocopying
Ironing service
Packed lunches
Non-smoking throughout
Guest rooms disinfected between stays
Cleaning standards that are effective against Coronavirus
Physical distancing rules followed
Hand sanitizer in guest room and key areas
Cashless payment available
Fire extinguishers
Guests can opt-out any cleaning services during stay
CCTV outside property
Television in common areas
Housekeeping on request
Reception hall
Activities
Tour desk
Food & Drink
Restaurant
Screens / Barriers between staff and guests for safety
Internet
Free wired internet
Internet access
Reception Services
Concierge service
Staff adhere to local safety protocols
Front desk (limited hours)
Hotel Sierra Mar Photos
Hotel Sierra Mar Location in La Unión
Closest Airports
- Región de Murcia International Airport (RMU) 34 km
- Alicante–Elche Miguel Hernández Airport (ALC) 103 km
- San Javier Airport (MJV) 63 km
What's Nearby
- La Unión town centre 2 km
- La Unión railway station 3 km
- Portmán (coastal area) 10 km
- Cartagena city centre 18 km
- La Manga del Mar Menor (access area) 35 km
Top Attractions
- Cartagena Roman Theatre (Teatro Romano) 19 km
- Cartagena Naval Museum (Museo Naval) 20 km
- Cabo de Palos 43 km
- Portmán mining landscape viewpoint areas 10 km
- La Unión mining heritage sites 2 km
Natural Beauty
- Portmán coastline 10 km
- Mar Menor viewpoints near La Manga access 35 km
- Cabo de Palos coastal area 43 km
- Countryside around La Unión 6 km
Restaurants & Cafes Nearby
Top dining spots near Hotel Sierra Mar
2
La Mar de Sabores
SeafoodSeafood-focused menus in Cartagena, with a relaxed atmosphere that suits long lunches.
3
El Faro de Cartagena
MediterraneanMediterranean cooking and a waterfront feel make this a go-to for casual dinners in Cartagena.
4
Bar Restaurante La Unión
Local SpanishA straightforward local spot in La Unión for tapas and regional dishes.
5
Restaurante El Pescador
SeafoodFresh fish and seafood specialties are the draw, with a no-frills dining room vibe.
6
Cafetería Central La Unión
Spanish caféCoffee and light meals in the town area, convenient for a quick stop between sights.
7
Restaurante La Fuente
SpanishComfort-food Spanish cooking in Cartagena, known for generous portions and steady service.
8
Restaurante Asador La Manga
GrillGrilled specialities and casual dining are the focus on the way toward La Manga.
9
Taberna Murciana
Regional SpanishMurcian-style tapas and regional classics make it a good match for an evening out in Cartagena.
10
Restaurante Mediterráneo
MediterraneanMediterranean plates and simple wine-and-dine options in Cartagena for an easy night out.
FAQ About Hotel Sierra Mar
Is Hotel Sierra Mar in La Unión a good choice for families?
Hotel Sierra Mar allows children and offers family rooms, which makes it easier for families to stay together. Guest feedback is generally positive, with an 8.4/10 rating from 1,609 reviews, suggesting many families find the stay workable for short trips.
Does Hotel Sierra Mar have air conditioning in the rooms?
Yes. Hotel Sierra Mar lists air conditioning as a key amenity, and rooms are also non-smoking. This is useful in warmer months when you want a comfortable indoor temperature after sightseeing.
What are the check-in and check-out times for Hotel Sierra Mar?
Hotel Sierra Mar’s check-in runs from 1:30 PM to 12:00 AM. Check-out is at 12:00 PM. If your plans change, plan around these fixed times when arranging transport and daily activities.
How far is Hotel Sierra Mar from Cartagena’s Roman Theatre?
Cartagena’s Roman Theatre (Teatro Romano) is approximately 19 km from Hotel Sierra Mar. This distance is typically manageable for a day trip by car, especially if you’re combining multiple Cartagena sights.
Is parking available at Hotel Sierra Mar?
No. The hotel’s policy lists parking as NOT_AVAILABLE. If you’re driving, you’ll need to plan alternative parking options in the area rather than expecting on-site spaces.
Does Hotel Sierra Mar offer dining on-site?
Yes. Hotel Sierra Mar has a restaurant, and it also offers packed lunches. That combination can help if you want to eat without leaving the property, particularly on days when you’re out sightseeing.
How close is Hotel Sierra Mar to the coast near Portmán?
Portmán’s coastal area is about 10 km from Hotel Sierra Mar. It’s a reasonable distance for a half-day outing, especially if you’re using the hotel as a base for road trips around Murcia’s coastline.
What makes Hotel Sierra Mar useful for a road trip around Murcia?
Hotel Sierra Mar is family-friendly and budget-oriented, with practical services like a tour desk and packed lunches that help you plan days on the road. Its location in La Unión also places you within reach of Cartagena (about 18–20 km) and coastal stops.
Hotel Sierra Mar Policies
Internet
WiFi is available in all areas and is free of charge.
Parking
No parking available.
Pets
Pets are not allowed.
Children and extra bed policy
Children of any age are allowed.Children up to and including 2 years old stay for free when using an available cot.Children up to and including 4 years old stay for free when using an existing bed.People 5 years old and over stay for € 6 per person per night when using an available extra bed.Any type of extra bed or child's cot/crib is upon request and needs to be confirmed by management.Supplements are not calculated automatically in the total costs and will have to be paid for separately during your stay.
Hotel Sierra Mar Guest Reviews
8.4
Very good
1,609 reviews
