OU456 ZagrebZAG · 06:45 BrusselsBRU · 08:45
OU456 by Croatia Airlines flies from Zagreb (ZAG) to Brussels (BRU) for the Thu, Oct 29 departure.
departs ZAG · on schedule
board checked 8m ago · checking again in 45s
Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −9 min · 0 cancelled · 8 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at ZAG and BRU are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
Tomorrow on this route
ForecastZagreb to Brussels with Croatia Airlines · Fri 30 Oct, local date
- Chance a departure leaves 60+ min late
- 4.6%1.0× usual
Forecast weather: 33% chance of fog at Brussels
No cancellation outlook here: this airport's board does not publish cancellations reliably.
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 2 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Zagreb to Brussels flights today
same route · Croatia AirlinesIf OU456 is cancelled, this is the other Croatia Airlines nonstop flight from Zagreb to Brussels on the same day, with scheduled departure times in ZAG local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How OU456 actually runs
Pro Flight Search has tracked every published board update for OU456 across the ZAG and BRU boards: schedule changes, gate pushes and actual clocks. Usually lands ~9 min early. Based on 8 confirmed landings · 7/8 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how OU456 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as ZAG and BRU published them.
Planning around OU456? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — OU456 Zagreb to Brussels on-time performance, measured from the ZAG and BRU airport boards.
https://proflightsearch.com/flight/OU456
.