TK1921Turkish Airlines · IST → GVA
live · 32m ago
Route confirmed Turkish Airlines

TK1921 IstanbulIST · 12:25 GenevaGVA · 13:40

TK1921 by Turkish Airlines flies from Istanbul (IST) to Geneva (GVA) for the Tue, Nov 3 departure.

Right nowExpected in Geneva · today
13:40

arrival expected at GVA · on schedule

Typical gate push+0 minmedian posted departure
Typical arrival−15 minmedian over 6 operations
Wins back in air~15 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
11-03
+0 gate
11-02
+0 gate · −16 arrival
11-01
+0 gate · −14 arrival
10-31
+0 gate · −13 arrival
10-30
+0 gate · −29 arrival
10-29
+0 gate · −24 arrival
10-28
+0 gate · −15 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 −15 min · 0 cancelled · 7 operations tracked

The route today

live boards
ISTIstanbulHigh riskIST delay board →
GVAGenevaModerate riskGVA delay board →
IST→GVAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
33%Chance of 15+ min delay
5.5%Chance of cancellation
+7 minTypical airport delay in this weather

Driven mainly by GVA (Geneva), currently flying MVFR (marginal 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

Wed 4 Nov, local date

High15°Clikely 14°C to 17°C
Low13°Clikely 11°C to 15°C
  • 33% chance of thunder
  • 97% 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.

Tomorrow at Geneva

Forecast

Wed 4 Nov, local date

High9°Clikely 8°C to 11°C
Low3°Clikely 0°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 Istanbul to Geneva flights today

same route · Turkish Airlines
TK1917departs 07:55
TK1919departs 16:10

If TK1921 is cancelled, these are the other Turkish Airlines nonstop flights from Istanbul to Geneva 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 TK1921 actually runs

Pro Flight Search has tracked every published board update for TK1921 across the IST and GVA boards: schedule changes, gate pushes and actual clocks. Usually lands ~15 min early. Based on 6 confirmed landings · 6/6 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 TK1921 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
11-03IST 12:25 (+0)GVA 13:40
11-02IST 12:25 (+0)GVA 13:40 13:24 (−16)
11-01IST 12:25 (+0)GVA 13:40 13:26 (−14)
10-31IST 12:25 (+0)GVA 13:40 13:27 (−13)
10-30IST 12:25 (+0)GVA 13:40 13:11 (−29)
10-29IST 12:25 (+0)GVA 13:40 13:16 (−24)
10-28IST 12:25 (+0)GVA 13:40 13:25 (−15)

Aircraft

Recent tails: TCLSL, TCLTH, TCLSE, TCJVZ.

Board clocks recorded as IST and GVA published them.

Planning around TK1921? 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: TK1921 Istanbul to Geneva on-time performance, measured from the IST and GVA airport boards.

Canonical URL
https://proflightsearch.com/flight/TK1921
How we measure this →