Is AA1851 delayed?
Service date: · Scheduled departure date (America/Chicago)
Arrived
23 min early
Updated
Departure
Chicago
ORD
Actual
Scheduled 11:10
Aug 28
Arrival
San Francisco
SFO
Actual
Scheduled 13:50
Aug 28
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 1 min late
ORD → SFO
- 20 min late
ORD → SFO
- 18 min late
ORD → SFO
- 5 min early
ORD → SFO
- 30 min early
ORD → SFO
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 24
- Arrivals over 15 minutes late
- 8
- Observed cancellations
- 0
- Observed occurrences
- 30
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 16, 2026Arrived | Chicago | San Francisco | 1 | |
| Sep 15, 2026Arrived | Chicago | San Francisco | 20 | |
| Sep 14, 2026Arrived | Chicago | San Francisco | 18 | |
| Sep 13, 2026Arrived | Chicago | San Francisco | -5 | |
| Sep 12, 2026Arrived | Chicago | San Francisco | -30 | |
| Sep 11, 2026Arrived | Chicago | San Francisco | -7 | |
| Sep 10, 2026Arrived | Chicago | San Francisco | -32 | |
| Sep 9, 2026Arrived | Chicago | San Francisco | -13 | |
| Sep 8, 2026Arrived | Chicago | San Francisco | 26 | |
| Sep 6, 2026Arrived | Chicago | San Francisco | 3 | |
| Sep 5, 2026Arrived | Chicago | San Francisco | -7 | |
| Sep 4, 2026Arrived | Chicago | San Francisco | -10 | |
| Sep 3, 2026Arrived | Chicago | San Francisco | 71 | |
| Sep 2, 2026Arrived | Chicago | San Francisco | 21 | |
| Sep 1, 2026Arrived | Chicago | San Francisco | 6 | |
| Aug 31, 2026Arrived | Chicago | San Francisco | 56 | |
| Aug 30, 2026Arrived | Chicago | San Francisco | -17 | |
| Aug 29, 2026Arrived | Chicago | San Francisco | -21 | |
| Aug 28, 2026Arrived | Chicago | San Francisco | -23 | |
| Aug 27, 2026Arrived | Chicago | San Francisco | -10 | |
| Aug 26, 2026Arrived | Chicago | San Francisco | -15 | |
| Aug 24, 2026Arrived | Chicago | San Francisco | 3 | |
| Aug 23, 2026Arrived | Chicago | San Francisco | 18 | |
| Aug 19, 2026Arrived | Chicago | San Francisco | 45 |