AA2851American Airlines · DEN → ORD
live · 14m ago
Route confirmed American Airlines

AA2851 DenverDEN · 06:46 ChicagoORD · 10:30

AA2851 by American Airlines flies from Denver (DEN) to Chicago (ORD).

Right nowNext departure tomorrow Operates daily
06:46

scheduled from DEN

Typical gate push−5 minmedian posted departure
Typical arrival−9 minmedian over 7 operations
Wins back in air~4 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+165+329+494 min
11-04
−3 gate · −17 arrival
10-31
−7 gate · −4 arrival
10-30
+41 gate · +44 arrival
10-29
+434 gate · +494 arrival
10-28
−3 gate · −17 arrival
10-27
−9 gate · −9 arrival
10-26
−8 gate · −39 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 −9 min · 0 cancelled · 8 operations tracked

The route today

live boards
DENDenverOn-time likelyDEN delay board →
ORDChicagoOn-time likelyORD delay board →
DEN→ORDevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
45%Chance of 15+ min delay
2.3%Chance of cancellation
+15 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 Denver

Forecast

Thu 5 Nov, local date

High15°Clikely 13°C to 16°C
Low1°Clikely 0°C to 2°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 11°C to 13°C
Low10°Clikely 8°C to 11°C
  • 87% 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 Denver to Chicago flights today

same route · American Airlines
AA2771departs 08:00
AA3300departs 08:07
AA4102departs 09:03
AA2363departs 12:17
AA2762departs 12:24
AA9919departs 14:00

If AA2851 is cancelled, these are the other American Airlines nonstop flights from Denver to Chicago on the same day, with scheduled departure times in DEN 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 AA2851 actually runs

Pro Flight Search has tracked every published board update for AA2851 across the DEN and ORD boards: schedule changes, gate pushes and actual clocks. Usually lands ~9 min early. Based on 7 confirmed landings · 5/7 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how AA2851 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
11-04DEN 06:46 06:43 (−3)ORD 10:30 10:13 (−17)
10-31DEN 06:46 06:39 (−7)ORD 10:30 10:26 (−4)
10-30DEN 06:46 07:27 (+41)ORD 10:30 11:14 (+44)
10-29DEN 06:46 14:00 (+434)ORD 10:30 18:44 (+494)
10-28DEN 06:46 06:43 (−3)ORD 10:30 10:13 (−17)
10-27DEN 06:46 06:37 (−9)ORD 10:30 10:21 (−9)
10-26DEN 06:46 06:38 (−8)ORD 10:30 09:51 (−39)
10-25DEN 06:46 06:38 (−8)ORD

Aircraft

Recent tails: N197UW, N549UW, N508AY, N108NN.

Board clocks recorded as DEN and ORD published them.

Planning around AA2851? 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: AA2851 Denver to Chicago on-time performance, measured from the DEN and ORD airport boards.

Canonical URL
https://proflightsearch.com/flight/AA2851
How we measure this →