# Who flies Trieste → Frankfurt nonstop?

**1 airline flies Trieste → Frankfurt nonstop: Air Dolomiti.**

| Airline | Routes | Book direct |
|---|---|---|
| Air Dolomiti | Trieste (TRS) → Frankfurt (FRA) | https://www.airdolomiti.eu/ |

bookDirect is the airline's own website. picktheflight earns nothing from it.

Compare fares for TRS-FRA: [Trip.com](https://www.trip.com/flights/trieste-to-frankfurt/tickets-TRS-FRA/?allianceid=1094387&sid=2209817&trip_sub1=c4c6f3cbcbb845d69061b1005-713359) · [Aviasales](https://www.aviasales.com/search/TRS0911FRA1?marker=713359). Affiliate links (Trip.com, Aviasales): picktheflight may earn a commission. It never changes the price or which airlines are listed.

On picktheflight: https://picktheflight.com/?from=TRS&to=FRA · JSON: https://picktheflight.com/intents/TRS/FRA

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Data built 2026-10-12 from airline schedule tables on Wikipedia ("Airlines and destinations"), matched by exact airport article; airline booking sites from Wikidata. Schedules change. Confirm the flight on the airline's own site before booking.