Trip.com
>
Cheap Flights
>
Italy
>
Friuli Venezia Giulia
>
Trieste
>
Trenton Mercer Airport to Trieste – Friuli Venezia Giulia Airport flight

Search for flights from Philadelphia to Trieste and check out affordable one-way and round-trip options.

      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        TRS 15:00
        6h
        Direct
        PHL 16:00
        Trieste - Philadelphia | Fri, Oct 16 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        TRS 15:00
        6h
        Direct
        PHL 16:00
        Trieste - Philadelphia | Fri, Oct 16 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        TRS 15:00
        6h
        Direct
        PHL 16:00
        Trieste - Philadelphia | Fri, Oct 16 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        TRS 15:00
        6h
        Direct
        PHL 16:00
        Trieste - Philadelphia | Fri, Oct 16 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        TRS 15:00
        6h
        Direct
        PHL 16:00
        Trieste - Philadelphia | Fri, Oct 16 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        TRS 15:00
        6h
        Direct
        PHL 16:00
        Trieste - Philadelphia | Fri, Oct 16 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        TRS 15:00
        6h
        Direct
        PHL 16:00
        Trieste - Philadelphia | Fri, Oct 16 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        TRS 15:00
        6h
        Direct
        PHL 16:00
        Trieste - Philadelphia | Fri, Oct 16 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        TRS 15:00
        6h
        Direct
        PHL 16:00
        Trieste - Philadelphia | Fri, Oct 16 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        TRS 15:00
        6h
        Direct
        PHL 16:00
        Trieste - Philadelphia | Fri, Oct 16 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        Search
        Search
      • PHL 13:00
        17h 25m
        1 stop
        TRS 14:00
        Philadelphia - Trieste | Wed, Oct 14 | Normal Airline
        Search
        Search

Displayed flight fares from Trenton Mercer Airport to Trieste – Friuli Venezia Giulia Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

About Trenton Mercer Airport and Trieste – Friuli Venezia Giulia Airport

Learn about Trenton Mercer Airport (TTN) and Trieste – Friuli Venezia Giulia Airport (TRS) — including location, terminals, transportation, and travel tips.

Flight distance 6,829.62 km

FAQs for Trenton Mercer Airport to Trieste – Friuli Venezia Giulia Airport Flights

  • What is the transportation method from the main airport to downtown in Trieste?

    • The distance from Trieste – Friuli Venezia Giulia Airport to downtown is about 29 km. It takes about 40 minutes by taxi.
  • The closest airport to Trieste – Friuli Venezia Giulia Airport (TRS) is Venice Marco Polo Airport. The distance is around 95 km.
  • Enter Trenton Mercer Airport and Trieste – Friuli Venezia Giulia Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.