AA1991American Airlines · ORD → SLC
live · 7m ago
Route confirmed American Airlines

AA1991 ChicagoORD · 08:15 Salt Lake CitySLC · 10:58

AA1991 by American Airlines flies from Chicago (ORD) to Salt Lake City (SLC).

Right nowNext departure today Operates daily
08:15

scheduled from ORD

⚖ AA1991 typically leaves −4 and lands −26. The air wins minutes back.
Typical gate push−4 minmedian posted departure
Typical arrival−26 minmedian over 9 operations
Wins back in air~22 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
11-01
+6 gate · −27 arrival
10-31
−7 gate · −29 arrival
10-30
−4 gate · −15 arrival
10-29
−11 gate · −21 arrival
10-28
−6 gate · −25 arrival
10-27
−7 gate · −26 arrival
10-26
+24 gate · −45 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 −26 min · 0 cancelled · 9 operations tracked

The route today

live boards
ORDChicagoHigh riskORD delay board →
SLCSalt Lake CityOn-time likelySLC delay board →
ORD→SLCevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
36%Chance of 15+ min delay
1.1%Chance of cancellation
+9 minTypical airport delay in this weather

Conditions at ORD and SLC 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 on this route

Forecast

Chicago to Salt Lake City with American Airlines · Mon 2 Nov, local date

Outlook: elevated
Chance a departure is cancelled
1.1%1.8× usual
Chance a departure leaves 60+ min late
14%1.0× usual

Forecast weather: 92% chance of rain at Salt Lake City

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · About 4 departures a day on this route with this airline. · 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 Chicago to Salt Lake City flights today

same route · American Airlines
AA3258departs 11:45
AA1873departs 14:00
AA2545departs 21:10
AA545departs 21:10

If AA1991 is cancelled, these are the other American Airlines nonstop flights from Chicago to Salt Lake City on the same day, with scheduled departure times in ORD 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 AA1991 actually runs

Pro Flight Search has tracked every published board update for AA1991 across the ORD and SLC boards: schedule changes, gate pushes and actual clocks. Usually lands ~7 min early. Based on 9 confirmed landings · 7/9 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how AA1991 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
11-01ORD 08:15 08:21 (+6)SLC 10:58 10:31 (−27)
10-31ORD 08:15 08:08 (−7)SLC 10:58 10:29 (−29)
10-30ORD 08:15 08:11 (−4)SLC 10:58 10:43 (−15)
10-29ORD 08:15 08:04 (−11)SLC 10:58 10:37 (−21)
10-28ORD 08:15 08:09 (−6)SLC 10:58 10:33 (−25)
10-27ORD 08:15 08:08 (−7)SLC 10:58 10:32 (−26)
10-26ORD 08:15 08:39 (+24)SLC 10:58 10:13 (−45)
10-25ORD 08:15 08:21 (+6)SLC 10:58 10:31 (−27)
10-24ORD 08:15 09:03 (+48)SLC 10:58 11:18 (+20)

Aircraft

Recent tails: N705UW, N805AW, N809AW, N721UW.

Board clocks recorded as ORD and SLC published them.

Planning around AA1991? 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: AA1991 Chicago to Salt Lake City on-time performance, measured from the ORD and SLC airport boards.

Canonical URL
https://proflightsearch.com/flight/AA1991
How we measure this →