Croatia Airlines Flight 4456 Deals & Information (2025/2026)

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Croatia Airlines Flight 4456 Route Deals From $172

The cheapest prices found with in the last 7 days for return flights were $177 and $172 for one-way flights to Brussels - National for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 11 - Mon, Dec 15
ZAG
Zagreb
BRU
Brussels - National
$177 Roundtrip, found 3 hours ago
$177
Roundtrip
found 3 hours ago
Select Croatia Airlines flight, departing Thu, Dec 11 from Zagreb to Brussels - National, returning Mon, Dec 15, priced at $177 found 3 hours ago
Fri, Dec 5 - Mon, Dec 8
ZAG
Zagreb
BRU
Brussels - National
$177 Roundtrip, found 2 days ago
$177
Roundtrip
found 2 days ago
Select Croatia Airlines flight, departing Fri, Dec 5 from Zagreb to Brussels - National, returning Mon, Dec 8, priced at $177 found 2 days ago
Thu, Dec 11 - Mon, Dec 15
ZAG
Zagreb
BRU
Brussels - National
$190 Roundtrip, found 3 hours ago
$190
Roundtrip
found 3 hours ago
Select Croatia Airlines flight, departing Thu, Dec 11 from Zagreb to Brussels - National, returning Mon, Dec 15, priced at $190 found 3 hours ago
Thu, Dec 4 - Fri, Dec 12
ZAG
Zagreb
BRU
Brussels - National
$205 Roundtrip, found 1 hour ago
$205
Roundtrip
found 1 hour ago
Select Croatia Airlines flight, departing Thu, Dec 4 from Zagreb to Brussels - National, returning Fri, Dec 12, priced at $205 found 1 hour ago
Thu, Dec 4 - Fri, Dec 12
ZAG
Zagreb
BRU
Brussels - National
$221 Roundtrip, found 1 hour ago
$221
Roundtrip
found 1 hour ago
Select Croatia Airlines flight, departing Thu, Dec 4 from Zagreb to Brussels - National, returning Fri, Dec 12, priced at $221 found 1 hour ago
Fri, Dec 5 - Mon, Dec 8
ZAG
Zagreb
BRU
Brussels - National
$224 Roundtrip, found 2 days ago
$224
Roundtrip
found 2 days ago
Select Croatia Airlines flight, departing Fri, Dec 5 from Zagreb to Brussels - National, returning Mon, Dec 8, priced at $224 found 2 days ago

Frequently asked questions

What route does flight number OU4456 take?
OU4456 flies directly from Zagreb Airport (ZAG) to Brussels - National Airport (BRU). During this trip, you can expect to be in the air for around 1 hour and 50 minutes. It's wise to book ahead to lock in your preferred seat.
What kind of plane is on flight number OU4456?
There's a good chance you'll find yourself traveling aboard an Airbus A319 if your flight number is OU4456. This flight typically takes off from Zagreb Airport (ZAG) and lands at Brussels Airport (BRU-Brussels - National).
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your OU4456 flight with Travelocity, please visit our Customer Service Portal.