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St. Louis Lambert International Airport to Trieste Airport flight
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Cheap Flight Deals from St. Louis Lambert International Airport to Trieste Airport

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

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • STL14:55
        16h 30m
        2 stops
        TRS14:25
        St. Louis - Trieste|Fri, May 17|Delta Air Lines
        SGD 1,561SGD 2,650
        41% OFF
        41% OFF
        SGD 2,650SGD 1,561
      • STL07:00
        20h 25m
        2 stops
        TRS10:25
        St. Louis - Trieste|Sat, May 18|Delta Air Lines
        SGD 1,561SGD 2,650
        41% OFF
        41% OFF
        SGD 2,650SGD 1,561
      • STL17:25
        37h 50m
        2 stops
        TRS14:15
        St. Louis - Trieste|Sat, May 18|Lufthansa
        SGD 1,897SGD 2,650
        28% OFF
        28% OFF
        SGD 2,650SGD 1,897
      • STL13:00
        18h 15m
        2 stops
        TRS14:15
        St. Louis - Trieste|Fri, May 17|Lufthansa
        SGD 2,130
        SGD 2,130
      • STL15:15
        16h
        2 stops
        TRS14:15
        St. Louis - Trieste|Sat, May 18|United Airlines
        SGD 2,177
        SGD 2,177
      • STL13:00
        14h 25m
        2 stops
        TRS10:25
        St. Louis - Trieste|Fri, May 17|United Airlines
        SGD 2,200
        SGD 2,200
      • STL13:00
        3h 5m
        Direct
        TRS14:00
        St. Louis - Trieste|Sat, May 18|Delta Air Lines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from St. Louis Lambert International Airport to Trieste Airport

See which airlines fly from St. Louis to Trieste. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Delta Air Lines
From SGD 1,561
Lufthansa
From SGD 1,897
United Airlines
From SGD 2,177
KLM
From SGD 2,275
American Airlines
From SGD 3,793
ANA airlines
Find more flights and airlines
Flight Schedule from St. Louis Lambert International Airport to Trieste Airport

Check the schedule for flights from St. Louis to Trieste and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL3704

    Delta Air Lines

    12:59

    STL

    2.6h

    16:35

    LGA

    SMTWT-S
    Search

  2. AZ611

    ITA Airways

    21:30

    JFK

    8.6h

    12:05

    FCO

    SMTWTFS

  3. AZ1365

    ITA Airways

    13:20

    FCO

    1.1h

    14:25

    TRS

    SMTWTFS

  4. UA4454

    United Airlines

    13:04

    STL

    2.2h

    16:14

    IAD

    SMTWTFS
    Search

  5. UA989

    United Airlines

    17:25

    IAD

    7.9h

    07:20

    FRA

    SMTWTFS

  6. EN8818

    Air Dolomiti

    12:55

    FRA

    1.3h

    14:15

    TRS

    SMTWTFS

  7. LH8585

    Lufthansa

    13:04

    STL

    2.2h

    16:14

    IAD

    SMTWTFS
    Search

  8. LH419

    Lufthansa

    18:00

    IAD

    8.1h

    08:05

    FRA

    SMTWTFS

  9. LH9570

    Lufthansa

    12:55

    FRA

    1.3h

    14:15

    TRS

    SMTWTFS

  10. UA4454

    United Airlines

    13:04

    STL

    2.2h

    16:14

    IAD

    SMTWTFS
    Search

  11. LH9367

    Lufthansa

    17:40

    IAD

    8.6h

    08:15

    FCO

    SMTWTFS

  12. AZ1357

    ITA Airways

    09:15

    FCO

    1.2h

    10:25

    TRS

    SMTWTFS

  13. LH8923

    Lufthansa

    13:10

    STL

    1.6h

    14:44

    ORD

    SMTWTFS
    Search

  14. LH431

    Lufthansa

    16:00

    ORD

    8.3h

    07:20

    FRA

    SMTWTFS

  15. LH9570

    Lufthansa

    12:55

    FRA

    1.3h

    14:15

    TRS

    SMTWTFS

  16. UA4383

    United Airlines

    13:10

    STL

    1.6h

    14:44

    ORD

    ------S
    Search

  17. UA970

    United Airlines

    15:50

    ORD

    9.1h

    07:55

    FCO

    SMTWTFS

  18. AZ1357

    ITA Airways

    09:15

    FCO

    1.2h

    10:25

    TRS

    SMTWTFS

  19. DL5007

    Delta Air Lines

    13:15

    STL

    2.6h

    16:49

    LGA

    SMTWTFS
    Search

  20. AZ603

    ITA Airways

    17:40

    JFK

    8.6h

    08:15

    FCO

    SMTWTFS

  21. AZ1357

    ITA Airways

    09:15

    FCO

    1.2h

    10:25

    TRS

    SMTWTFS

  22. DL5661

    Delta Air Lines

    14:55

    STL

    2.5h

    18:28

    LGA

    SMTWT-S
    Search

  23. AZ611

    ITA Airways

    21:30

    JFK

    8.6h

    12:05

    FCO

    SMTWTFS

  24. AZ1365

    ITA Airways

    13:20

    FCO

    1.1h

    14:25

    TRS

    SMTWTFS

  25. UA5618

    United Airlines

    15:15

    STL

    1.4h

    16:41

    ORD

    SMTWTFS
    Search

  26. UA907

    United Airlines

    18:35

    ORD

    8.3h

    09:55

    FRA

    SMTWTFS

  27. EN8818

    Air Dolomiti

    12:55

    FRA

    1.3h

    14:15

    TRS

    SMTWTFS

  28. UA9067

    United Airlines

    15:45

    STL

    8.8h

    07:35

    FRA

    --T-T-S
    Search

  29. LH9570

    Lufthansa

    12:55

    FRA

    1.3h

    14:15

    TRS

    SMTWTFS
Find more flights and airlines

St. Louis Lambert International Airport to Trieste Airport Flights Info

Flight distance7,950.09km
Cheapest one-way ticket priceSGD 1,560
Cheapest return ticket priceSGD 1,846

FAQs for St. Louis Lambert International Airport to Trieste Airport Flights

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

    • The distance from Trieste Airport to downtown is about 29km. It takes about 40 minutes by taxi.

  • What's the closest airport to Trieste Airport (TRS)?

    The closest airport to Trieste Airport (TRS) is Venice Marco Polo Airport. The distance is around 95km.

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