No airline flies Klagenfurt → Trieste nonstop in picktheflight's data. Nearest nonstop: Zagreb (ZAG) → Pula (PUY) with Croatia Airlines (ZAG is 167 km away, PUY is 110 km away).
Data built 2026-09-25 from airline schedule tables. Schedules change. Confirm the flight on the airline's own site before booking. Machine-readable: JSON · Markdown · intents.md
An AI assistant can ask picktheflight who flies a route nonstop, or where you can fly nonstop from a city, and get the airlines back as data (the intents.md protocol), each with the airline's own booking link.