LO621LOT Polish Airlines · WAW → LJU
live · 10m ago
Route confirmed LOT Polish Airlines

LO621 WarsawWAW · 23:10 LjubljanaLJU · 00:45

LO621 by LOT Polish Airlines flies from Warsaw (WAW) to Ljubljana (LJU).

Right nowNext departure today Operates daily
23:10

scheduled from WAW

The route today

live boards
WAWWarsawOn-time likelyWAW delay board →
LJULjubljanaModerate riskLJU delay board →
WAW→LJUevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
76%Chance of 15+ min delay
1.1%Chance of cancellation
+35 minTypical airport delay in this weather

Conditions at WAW and LJU are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. 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 Warsaw

Forecast

Tue 3 Nov, local date

High9°Clikely 8°C to 10°C
Low3°Clikely 0°C to 4°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 Ljubljana

Forecast

Tue 3 Nov, local date

High9°Clikely 7°C to 11°C
Low4°Clikely 1°C to 6°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.

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 Warsaw to Ljubljana flights today

same route · LOT Polish Airlines
LO615departs 11:30
LO617departs 14:50

If LO621 is cancelled, these are the other LOT Polish Airlines nonstop flights from Warsaw to Ljubljana on the same day, with scheduled departure times in WAW 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 LO621 actually runs

Pro Flight Search has tracked every published board update for LO621 across the WAW and LJU boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: landed -5 min. Not enough to call it.

The verdict above is that record speaking, so it reflects how LO621 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
10-23WAW 23:10LJU 00:45 00:46 (+1)
10-21WAW LJU 00:45 00:33 (−12)

Board clocks recorded as WAW and LJU published them.

Planning around LO621? 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: LO621 Warsaw to Ljubljana on-time performance, measured from the WAW and LJU airport boards.

Canonical URL
https://proflightsearch.com/flight/LO621
How we measure this →