The best things to do in Alicante are not just a sun-and-beach list. Alicante works best when you balance one strong city anchor, one proper seafront block, and enough unforced time to let the Mediterranean mood do some of the work for you. If you try to force it into a museum marathon, it can feel thin. If you treat it like nothing but beach filler, you miss the city.
For most first-time visitors, the smartest Alicante plan is simple: do Santa Barbara Castle properly, give the old town real time, walk the Explanada and waterfront, and leave space for Postiguet Beach or another sea-facing pause.
By Mara Vale for Eurly. Last verified: 2026-04-19.
Best Things to Do in Alicante: Quick Booking Strategy
Before you start booking every available tour, keep Alicante’s scale in mind. The city rewards a lighter plan more than an overbuilt one.
- Keep Santa Barbara Castle as the clearest anchor activity.
- Let the rest of the trip stay lighter than you think.
- Use where to stay in Alicante and the Alicante 3-day itinerary before you build days around too many separate zones.
Top Things to Do in Alicante for First-Time Visitors
1. Do Santa Barbara Castle properly
Santa Barbara Castle is the strongest city-and-sea perspective in Alicante. It gives the trip a real anchor and helps you understand how the old town, waterfront, Postiguet Beach, and marina fit together.
- Why it is worth it: it shapes the whole trip better than almost anything else in the city.
- Time needed: 1.5 to 3 hours depending on access and how long you stay.
- Book ahead: not always essential, but access planning matters.
- Nearest area: castle hill above the city and Postiguet side.
- Skip if: mobility or weather makes the climb and access logic more trouble than value.
2. Choose one old-town or historic-core block with intent
Alicante’s historic core gives the city more depth than the promenade alone. You do not need to turn it into a checklist, but you should give the old town enough time to feel like part of the trip rather than a shortcut between meals.
- Why it is worth it: it gives Alicante depth beyond the seafront.
- Time needed: 1 to 2 hours.
- Book ahead: no.
- Nearest area: old town and center.
- Skip if: your trip is almost entirely beach-first and you genuinely do not want the city layer.
3. Add one structured seafront or island-style experience only if it fits
Alicante has enough coastline energy to reward one more planned experience, but this is where many visitors overbuild the trip. Add a boat, marina, coastal, or island-style plan only if it supports your pace instead of stealing time from the city itself.
- Why it is worth it: it can turn the waterfront from scenery into a real part of the day.
- Time needed: varies by experience.
- Book ahead: maybe, especially in busier periods.
- Nearest area: marina, waterfront, or coastal add-on depending on the plan.
- Skip if: the trip already feels perfect as a simple city-and-sea break.
Free and Low-Cost Things to Do in Alicante
Walk the Explanada and seafront properly
The Explanada and central seafront are not filler between attractions. They are part of Alicante’s basic travel pleasure, especially when you use them slowly instead of rushing from one stop to the next.
- Why it is worth it: this is one of the easiest ways to feel the city’s coastal rhythm.
- Time needed: 30 to 90 minutes.
- Book ahead: no.
- Nearest area: central waterfront.
- Skip if: almost never. This is one of the easiest wins in Alicante.
Give the old town real time
The old town is where Alicante stops feeling like “just a beach city.” Even a short wander can add texture to a first visit, especially when paired with the castle or an evening return to the center.
- Why it is worth it: it adds atmosphere, slope, streets, and local rhythm to the trip.
- Time needed: 1 to 2 hours.
- Book ahead: no.
- Nearest area: old town edge and Santa Cruz side.
- Skip if: weather or energy makes the steeper parts a bad fit that day.
Use Postiguet or one seafront block as a real trip layer
Alicante gets better when the water is part of the day and not only something you pass beside. Postiguet is the simplest option for most first-timers because it sits close to the city center.
- Why it is worth it: it keeps the trip relaxed without making it feel empty.
- Time needed: 1 to 3 hours.
- Book ahead: no.
- Nearest area: Postiguet and the seafront.
- Skip if: the weather is poor or you want a city-first pace.
Quick Comparison: What to Prioritize in Alicante
| Activity | Best for | Time needed | First-timer value |
|---|---|---|---|
| Santa Barbara Castle | Views, orientation, city anchor | 1.5 to 3 hours | Very high |
| Old town | Atmosphere and historic-core wandering | 1 to 2 hours | High |
| Explanada and waterfront | Easy coastal pacing | 30 to 90 minutes | High |
| Postiguet Beach | Simple sea-facing downtime | 1 to 3 hours | High if weather fits |
| Structured coastal add-on | Boat, marina, or island-style day layer | Varies | Medium to high if it matches your pace |
Mini Plans for Alicante
Mini Plan 1: Classic first taste
- Morning: center and old-town block.
- Afternoon: one castle-side anchor.
- Evening: promenade and easy dinner.
This works best if you are using our Alicante 3-day itinerary and want a solid first-day structure.
Mini Plan 2: Seafront-first day
- Morning: promenade and lower city.
- Afternoon: Postiguet or a beach-side block.
- Evening: old town or center return.
This works best if your hotel location from the where to stay guide supports it cleanly.
Mini Plan 3: Castle plus city without overdoing it
- Morning: Santa Barbara Castle.
- Afternoon: slower lunch and center reset.
- Evening: one final sea-facing walk.
This works best if you do not try to add every extra sight to the castle day.
Common Alicante Planning Mistakes
- Trying to make Alicante feel busier than it needs to be.
- Doing the castle and a full beach day in one overfull stretch.
- Sleeping in the wrong zone and then paying in transport or effort later.
- Treating the promenade like filler instead of part of the destination.
- Adding a structured coastal experience when a simpler city-and-sea day would work better.
FAQ About Things to Do in Alicante
What should I prioritize first in Alicante?
For most first-time visitors, prioritize Santa Barbara Castle, one good old-town block, and enough seafront time to let the city feel coastal.
Is Alicante mostly about the beach?
No. The beach and seafront matter, but Alicante works best when you balance them with the castle, the center, and the old town.
Are there enough free things to do in Alicante?
Yes. Alicante gives a lot back through walking, promenade time, old-town atmosphere, beach time, and viewpoints.
How many days do you need for Alicante?
A short city break can work well if you keep the plan focused. For an easy structure, use the castle as your main anchor and build the rest of the trip around the old town, seafront, and a slower coastal block.
Official Alicante Resources
- Alicante City & Beach official tourism site
- Santa Barbara Castle on the official tourism site
- Alicante old town route on the official tourism site
Next Reads
- Start with our main Alicante travel guide
- Choose your base with our where to stay in Alicante guide
- Shape your days with our Alicante 3-day itinerary
- Plan arrival day with our Alicante airport to city guide
- Compare budget tradeoffs in our Alicante budget guide
- See the easiest Valencia pairing with our Valencia to Alicante route guide