Napoli to Trieste
Napoli to Trieste is cheapest in September. August, the most expensive month we measured, costs about 29 € more.
Napoli to Trieste is 553 km flown direct. Every fare we measured came from Ryanair.
That comes from pricing 137 departure dates across 7 months. Every figure below is a fare we measured on the day shown, not a live quote. When we have nothing fresh to say about a route, its page stops existing.
What is a good price from Napoli to Trieste?
Anything at or below the quarter mark beats three in four of the 137 one-way fares we measured here. Above the median, wait or move the date.
seen 17 Aug 2026
How far ahead do the cheap fares sit?
When we measured, the cheapest quarter of fares sat between 52 and 170 days before departure, much the same distance out as everything else. On this route, how far ahead you book matters less than which month you pick.
a snapshot of where the cheap seats sat, seen 17 Aug 2026
Which day of the week is cheapest?
On average, Thursday departures came out lowest and Monday highest, a spread of about 28 €. The day matters less than the month here: pick the month first, then the day.