
Popular airlines from St. Louis to Trieste
- American Airlines
American Airlines
- United
United
- Southwest Airlines
Southwest Airlines
- Delta
Delta
- Frontier Airlines
Frontier Airlines
- JetBlue Airways
JetBlue Airways
- Alaska Airlines
Alaska Airlines
- Plan, book, fly with confidence
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Cheap Flights from St. Louis to Trieste (STL-TRS)
Prices were available within the past 7 days and start at $512 for one-way flights and $731 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 13 - Wed, Sep 17
STL
St. Louis
TRS
Trieste
$731 Roundtrip, found 4 days ago
$731
Roundtrip
found 4 days ago

Wed, Aug 13 - Thu, Sep 18
STL
St. Louis
TRS
Trieste
$737 Roundtrip, found 4 days ago
$737
Roundtrip
found 4 days ago

Tue, Aug 12 - Wed, Sep 17
STL
St. Louis
TRS
Trieste
$752 Roundtrip, found 4 days ago
$752
Roundtrip
found 4 days ago

Fri, Aug 15 - Thu, Sep 18
STL
St. Louis
TRS
Trieste
$783 Roundtrip, found 4 days ago
$783
Roundtrip
found 4 days ago

Fri, Aug 15 - Thu, Sep 18
STL
St. Louis
TRS
Trieste
$788 Roundtrip, found 4 days ago
$788
Roundtrip
found 4 days ago

Wed, Aug 13 - Mon, Sep 15
STL
St. Louis
TRS
Trieste
$850 Roundtrip, found 4 days ago
$850
Roundtrip
found 4 days ago
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- Family Hotels in Province of Trieste
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- Hotels on the Lake in Province of Trieste
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- Hotels near Piazza Vittorio Veneto
- Gay friendly Hotels in Trieste Old Town
- Hotels near Teatro Lirico Giuseppe Verdi
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- Visit Province of Trieste
- Visit Friuli Venezia Giulia
- Friuli Venezia Giulia Vacations
- Province of Trieste Vacations
- Chiesa di Sant'Antonio Taumaturgo
- Roman Theatre
- Canal Grande di Trieste
- Castello di San Giusto
- Lapidario Tergestino
- Old Stock Exchange Building
- Cathedral of San Giusto
- Basilica di San Giusto
- Castle of Saint Giusto
- Borsa Vecchia
- Israelite Temple of Trieste
- Piazza Vittorio Veneto
- Santa Maria Maggiore
- Teatro Lirico Giuseppe Verdi
- Greek Orthodox Church of St. Nicholas
- Palazzo del Municipio
- Piazza Unita d'Italia
- Teatro Miela
- Rotonda Pancera
- Visit Trieste City Centre
- Piazza di Cavana
*Available to One Key members.