Cheap flights from Zaventem to Trieste

View AU$202 flight on Sun, 7 Sep. 2025Opens in a new window

Popular airlines from Zaventem to Trieste

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Zaventem (BRU) to Trieste (TRS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

ITA Airways
Thu, 10 Jul. - Sun, 13 Jul.
BRU
Brussels
TRS
Trieste
AU$382 Return, found 4 days ago
AU$382
Return
found 4 days ago
Select ITA Airways flight, departing Thu, 10 Jul. from Brussels to Trieste, returning Sun, 13 Jul., priced at AU$382 found 4 days ago
ITA Airways
Thu, 10 Jul. - Sun, 13 Jul.
BRU
Brussels
TRS
Trieste
AU$426 Return, found 4 days ago
AU$426
Return
found 4 days ago
Select ITA Airways flight, departing Thu, 10 Jul. from Brussels to Trieste, returning Sun, 13 Jul., priced at AU$426 found 4 days ago
ITA Airways
Thu, 10 Jul. - Sun, 13 Jul.
BRU
Brussels
TRS
Trieste
AU$499 Return, found 4 days ago
AU$499
Return
found 4 days ago
Select ITA Airways flight, departing Thu, 10 Jul. from Brussels to Trieste, returning Sun, 13 Jul., priced at AU$499 found 4 days ago
Lufthansa
Thu, 10 Jul. - Sun, 13 Jul.
BRU
Brussels
TRS
Trieste
AU$621 Return, found 4 days ago
AU$621
Return
found 4 days ago
Select Lufthansa flight, departing Thu, 10 Jul. from Brussels to Trieste, returning Sun, 13 Jul., priced at AU$621 found 4 days ago
KLM
Thu, 10 Jul. - Sun, 13 Jul.
BRU
Brussels
TRS
Trieste
AU$1,189 Return, found 4 days ago
AU$1,189
Return
found 4 days ago
Select KLM flight, departing Thu, 10 Jul. from Brussels to Trieste, returning Sun, 13 Jul., priced at AU$1,189 found 4 days ago
Air France
Thu, 10 Jul. - Sun, 13 Jul.
ZYR
Brussels
TRS
Trieste
AU$1,338 Return, found 4 days ago
AU$1,338
Return
found 4 days ago
Select Air France flight, departing Thu, 10 Jul. from Brussels to Trieste, returning Sun, 13 Jul., priced at AU$1,338 found 4 days ago
*Available to Expedia members.