Yesterday we published our Sardinia Tourism Summer 2026 Study, the full analysis of the Iran war’s impact on the Sardinian tourism sector: 37 pages, three-scenario model, province-by-province breakdown, 80+ sources consulted. You’ll find it linked at the bottom of this post. For the quick context on the supply-side shock — Lufthansa cutting 20,000 flights, jet fuel doubled, hotels sold out early — we covered it in Sardinia 2026 flight crunch: what’s changing for tourism-area restaurants.
While the report tells the macro story — demand holding up, airline capacity tightening, origin mix shifting — the section worth pulling out into a standalone article is the most operational one. The one that, in a week or two, is already becoming the difference between operators who see what’s happening and operators who’ll only notice in September.
We’re talking about the 4 indicators to watch in your booking system over the next six weeks. Four numbers. Nothing exotic. They should all already be there, somewhere, in your software. If they’re not, that’s the bigger problem — but more on this at the end.
Why exactly four
The central scenario in our report estimates a -5%/-3% contraction on summer 2026 arrivals versus the record 2025. It’s not a collapse: it’s a recomposition of the clientele mix. More Italians (+5%/+8%), fewer Germans (-12%), fewer Brits (-7%), drastically fewer Americans (-17%).
For a restaurateur in a tourism area, this abstract sentence becomes concrete only if you have a way to see — week by week, not at season end — how your covers are changing. Not in total (those might even stay the same), but by composition, booking lead time, and floor behaviour.
The four indicators below, taken together, tell you whether the recomposition is happening at your place too. They’re meant to be read weekly: last week’s data compared with the same week in 2025, and against the past 4-week average.
1. Average booking lead time (days)
What it is. The average difference, in days, between the booking date and the service date. If a customer books Monday for Saturday, the lead time is 5 days.
Why it matters in 2026. The Italian customer books last-minute. The German/British/American one books weeks ahead. When the first replaces the second, the average lead time drops.
2025 baseline (Sardinian tourism areas, peak season).
- May: 14–18 days
- June: 18–22 days
- July: 25–32 days
- August: 30–40 days
2026 alarm thresholds.
- May below 9 days: recomposition is in full swing
- June below 12 days: you’re entering walk-in driven mode
- July below 18 days: the seasonal plan needs a rewrite
What to do if you see it move. Flexible cancellation policies (Italian customers want easy refunds in case of further geopolitical tension). More aggressive dynamic pricing on shoulder months (May, June, September). Reconsider overbooking: with shorter lead times, cancellation risk is statistically higher. We’ve covered this in how to avoid restaurant overbooking.
2. Walk-in rate (% of total covers)
What it is. The share of covers walking in without a booking, on total covers served. If on a 80-cover evening you served 16 walk-ins, your walk-in rate is 20%.
Why it matters in 2026. Directly tied to lead time: less lead time = more walk-ins. The Italian customer is more reactive, more “let’s see where to eat tonight,” less of a planner. Beyond that, the refuge effect brings into the area Italians on holiday who often don’t know the restaurant beforehand and walk in for proximity or via Google Maps.
2025 baseline (Sardinian tourism areas).
- High Costa Smeralda: 8–12% (highly planned clientele)
- Cagliari city: 18–25% (mixed urban clientele)
- Alghero / South Coast: 12–18%
- Villasimius / Costa Rei: 10–15%
2026 alarm thresholds.
- Growth of +8 percentage points vs the same week in 2025: recomposition under way
- Growth of +12 points: seriously rethink overbooking policy and floor turns
- Above 30%: the service model is changing entirely, consider a simplified menu for fast turns
What to do if you see it climbing. You need real-time visibility on the floor: a visual timeline and an interactive floorplan become essential. Without them, the waiter accepts a walk-in at table 7 from memory while table 7 is booked 30 minutes later, and you create conflicts. We dedicated a full article to this: how to balance walk-ins and reservations without floor chaos. And on optimising table turnover: walk-ins only work if you turn tables better.
3. Italian/foreign mix (%)
What it is. The percentage of Italian covers on the total, per service. Usually measured by the nationality entered at booking time (if your system supports it), or estimated from the guest CRM.
Why it matters in 2026. It’s the most direct indicator of the recomposition. The report estimates a shift from 44% Italian / 56% foreign in 2025 to 47% / 53% in the central 2026 scenario. On an annual basis. On summer the swing is amplified: expect 50% Italian vs 42–44% in 2025.
2025 baseline (some areas).
- High Costa Smeralda: 25–35% Italian
- South Coast (Villasimius, Pula): 50–60% Italian
- Cagliari city: 55–65% Italian
- Alghero: 35–45% Italian
2026 alarm thresholds.
- Growth of +10 points vs same week 2025: heavily recomposed season
- Above 65% (in historically foreign areas): the message is loud and clear, recalibrate the offer
What to do if you see it rise. Three concrete actions:
- Rework the wine list. The Italian customer typically looks for territorial labels, mid-range bands (€25–50), product knowledge. €120+ bottles designed for the US/UK market rotate less. Our guide on menu engineering becomes useful again.
- Service language. Reposition front-of-house staff: less English-German bilingual, more focus on correct, gracious Italian service. The difference is noticeable.
- Communication and marketing. Reallocate budget from DACH (Germany–Austria–Switzerland) to Centre-North Italy (Lombardy first: 2.17M Sardinian overnight stays in 2024). The “safe destination in the heart of the Mediterranean” claim already works: use it.
4. Recurring guest rate (% of covers)
What it is. The percentage of covers matching customers already seen at least once in your guest CRM in the past 12 months. Easy to measure if your system links booking → guest record.
Why it matters in 2026. The substitution effect for foreign destinations brings to Sardinia many Italians with second homes, Sardinian-diaspora returnees, regulars who would have gone to Egypt and now spend the summer here. They’re naturally more recurring customers than the international tourist seeing Sardinia once in a lifetime.
2025 baseline. Typically 8–15% in peak season in tourism areas (most of the volume is first-time foreign).
2026 alarm thresholds.
- Growth of +5 points vs 2025: the season is tilting toward loyalty
- Above 25%: you’re effectively running a “locals’ restaurant” rather than a tourists’ one — that changes everything
What to do if you see it rise. Invest in CRM and personalised service, not in new marketing. There’s a full series of articles on this: restaurant CRM and guest loyalty, how to use guest data for personalisation, floor notes that make the difference, and email marketing for restaurants to stay in touch off-season.
A well-served recurring customer is worth 4–5x a first-time. It’s not opinion: it’s LTV.
The real problem: what if you don’t have these numbers?
We’re assuming your booking system tells you, in real time, the average lead time of last week compared with 2025. The reality is that for most Italian restaurants, even in tourism areas, this data doesn’t exist in usable form.
Signs you have a problem:
- The reservation book is still on paper (even partly). No analysis possible.
- The system exists but you haven’t opened the “statistics” section in 6 months.
- The data is there but extracting it requires Excel exports + macros + an hour of work.
- The guest CRM doesn’t link past bookings to the current customer (so “recurring rate” can’t be calculated).
- Waitstaff enter (or don’t) customer nationality “as they please.”
If you recognise yourself in two or more of these points, you’re entering a season that asks you for data your tool doesn’t produce. The answer isn’t “do the summer the old way” — because whoever is blind arrives late. The answer is to change tools, even mid-season. It’s not ideal, but it’s better than running summer 2026 from memory.
We’ve written a dedicated piece on this: how to choose a restaurant reservation system in 2026. And Coperti’s features — timeline, floorplan, guest CRM — are designed precisely to surface these four numbers in real time, with no exports or macros. If you want to see it running on your restaurant’s data, get in touch for a demo.
The full scenario is in the report
What you’ve read so far is one section of our Sardinia Tourism Summer 2026 Study. The report covers — beyond the 4 KPIs above — also:
- The quantitative three-scenario model (optimistic 25%, central 55%, pessimistic 20%) with arrivals and overnight stays estimates
- The provincial breakdown (Gallura -6%/-9%, Cagliari -2%/-4%, Sassari -3%/-5%, Oristano -1%/+2%) — who suffers, who holds, who gains
- The complete operational implications for accommodation and food service: pricing, marketing, language mix, operating costs
- A historical analysis of past shocks (9/11, Arab Spring, COVID) and what they teach us about recovery times
- The 80+ sources consulted (institutional, industry, editorial)
It’s a 37-page PDF, free. You’ll find it just below — name and email is all it takes.