IB4857Iberia · SFO → ORD
live · 14m ago
Route confirmed Iberia

IB4857 San FranciscoSFO · 10:33 ChicagoORD

IB4857 by Iberia flies from San Francisco (SFO) to Chicago (ORD).

Right nowNext departure today Operates daily
10:33

scheduled from SFO

Typical gate push−1 minmedian posted departure

Where the minutes go

last 5 operations · gate push → arrival
0+35+71+106 min
11-04
+106 gate
10-30
−1 gate
10-28
+106 gate
10-27
−4 gate
10-26
−2 gate

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

0 cancelled · 5 operations tracked

The route today

live boards
SFOSan FranciscoOn-time likelySFO delay board →
ORDChicagoOn-time likelyORD delay board →
SFO→ORDevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
50%Chance of 15+ min delay
1.7%Chance of cancellation
+16 minTypical airport delay in this weather

Driven mainly by ORD (Chicago), 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 San Francisco

Forecast

Thu 5 Nov, local date

High20°Clikely 19°C to 22°C
Low12°Clikely 11°C to 14°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 Chicago

Forecast

Thu 5 Nov, local date

High12°Clikely 10°C to 14°C
Low9°Clikely 7°C to 11°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.

How IB4857 actually runs

Pro Flight Search has tracked every published board update for IB4857 across the SFO and ORD boards: schedule changes, gate pushes and actual clocks. Usually departs on time. Based on 5 confirmed departures · 3/5 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how IB4857 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
11-04SFO 10:33 12:19 (+106)ORD
10-30SFO 10:33 10:32 (−1)ORD
10-28SFO 10:33 12:19 (+106)ORD
10-27SFO 10:33 10:29 (−4)ORD
10-26SFO 10:33 10:31 (−2)ORD

Board clocks recorded as SFO and ORD published them.

Planning around IB4857? 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: IB4857 San Francisco to Chicago on-time performance, measured from the SFO and ORD airport boards.

Canonical URL
https://proflightsearch.com/flight/IB4857
How we measure this →