JU423Air Serbia · IST → BEG
live · 25m ago
Route confirmed Air Serbia

JU423 IstanbulIST · 16:40 BelgradeBEG · 17:30

JU423 by Air Serbia flies from Istanbul (IST) to Belgrade (BEG) for the Sun, Nov 15 departure.

Right nowCheck-in open · gate A7A · as of 15:29
17:20

departs IST · 40 min late

Typical gate push+0 minmedian posted departure
Typical arrival+8 minmedian over 4 operations

Where the minutes go

last 5 operations · gate push → arrival
0+30+60+90 min
11-14
+0 gate · +0 arrival
11-13
+0 gate · +25 arrival
11-12
+0 gate · +16 arrival
11-11
+0 gate
11-10
+0 gate · −14 arrival

The 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 operation

median arrival +8 min · 0 cancelled · 5 operations tracked

The route today

live boards
ISTIstanbulOn-time likelyIST delay board →
BEGBelgradeOn-time likelyBEG delay board →
IST→BEGevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
37%Chance of 15+ min delay
5.3%Chance of cancellation
+10 minTypical airport delay in this weather

Driven mainly by BEG (Belgrade), currently flying VFR (visual). These figures come from both airports' records 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 at Istanbul

Forecast

Mon 16 Nov, local date

High15°Clikely 14°C to 17°C
Low10°Clikely 8°C to 12°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Belgrade

Forecast

Mon 16 Nov, local date

High13°Clikely 11°C to 15°C
Low6°Clikely 4°C to 8°C
  • 82% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Istanbul to Belgrade flights today

same route · Air Serbia
JU427departs 05:25

If JU423 is cancelled, this is the other Air Serbia nonstop flight from Istanbul to Belgrade on the same day, with scheduled departure times in IST local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How JU423 actually runs

Pro Flight Search has tracked every published board update for JU423 across the IST and BEG boards: schedule changes, gate pushes and actual clocks. Usually lands ~16 min late. Based on 3 confirmed landings · 1/3 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how JU423 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
11-14IST 17:45 (+0)BEG 17:30 (+0)
11-13IST 16:40 (+0)BEG 16:25 16:50 (+25)
11-12IST 17:45 (+0)BEG 17:30 17:46 (+16)
11-11IST 16:40 (+0)BEG
11-10IST 17:45 (+0)BEG 17:30 17:16 (−14)

Aircraft

Recent tails: LZ-VAR, YU-APM, YU-APE.

Board clocks recorded as IST and BEG published them.

Planning around JU423? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: JU423 Istanbul to Belgrade on-time performance, measured from the IST and BEG airport boards.

Canonical URL
https://proflightsearch.com/flight/JU423
How we measure this →