Weekend trips from Naples

A weekend is three calendar days and two nights. "Days on the ground" subtracts flying, airports and transfers, so a short flight is worth more than it looks.

40 of these 80 are priced from a fare actually observed for that month; the rest are modelled and marked like that — typically 22% off the real fare, and one in ten further out than 59%.

40 of these 80 routes are priced from real fares; the rest use the model fitted on that same data. Totals are per person, mid-range style. See how we count.

Rings are flight hours from Naples. Colour is the daytime temperature this month.