Is UA660 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (America/Chicago)
11 min late
Official source · Updated
Departure
Chicago
ORD
Scheduled
Sep 17
Arrival
San Diego
SAN
Actual
Sep 17
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Service date: · Scheduled departure date (America/New_York)
351 min late
Official source · Updated
Departure
Philadelphia
PHL
Actual
Sep 17
Arrival
Chicago
ORD
Actual
Sep 17
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 11 min late
ORD → SAN
- 351 min late
PHL → ORD
- 9 min early
ORD → SAN
- 6 min early
PHL → ORD
- 35 min late
ORD → SAN
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 36
- Arrivals over 15 minutes late
- 6
- Observed cancellations
- 0
- Observed occurrences
- 38
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 17, 2026Arrived | Chicago | San Diego | 11 | |
| Sep 17, 2026Arrived | Philadelphia | Chicago | 351 | |
| Sep 16, 2026Arrived | Chicago | San Diego | -9 | |
| Sep 16, 2026Arrived | Philadelphia | Chicago | -6 | |
| Sep 15, 2026Arrived | Chicago | San Diego | 35 | |
| Sep 15, 2026Arrived | Philadelphia | Chicago | 13 | |
| Sep 14, 2026Arrived | Chicago | San Diego | -3 | |
| Sep 14, 2026Arrived | Philadelphia | Chicago | -8 | |
| Sep 13, 2026Arrived | Philadelphia | Chicago | -16 | |
| Sep 12, 2026Arrived | Chicago | San Diego | -33 | |
| Sep 12, 2026Arrived | Philadelphia | Chicago | -11 | |
| Sep 11, 2026Arrived | Chicago | San Diego | -24 | |
| Sep 11, 2026Arrived | Philadelphia | Chicago | -14 | |
| Sep 10, 2026Arrived | Chicago | San Diego | -10 | |
| Sep 10, 2026Arrived | Philadelphia | Chicago | -13 | |
| Sep 9, 2026Arrived | Chicago | San Diego | -2 | |
| Sep 9, 2026Arrived | Philadelphia | Chicago | -9 | |
| Sep 8, 2026Arrived | Chicago | San Diego | -22 | |
| Sep 8, 2026Arrived | Philadelphia | Chicago | -13 | |
| Sep 7, 2026Arrived | Chicago | San Diego | 2 | |
| Sep 6, 2026Arrived | Chicago | San Diego | -16 | |
| Sep 5, 2026Arrived | Chicago | San Diego | -29 | |
| Sep 4, 2026Arrived | Chicago | San Diego | 48 | |
| Sep 3, 2026Arrived | Chicago | San Diego | 46 | |
| Sep 2, 2026Arrived | Chicago | San Diego | 9 | |
| Sep 1, 2026Arrived | Chicago | San Diego | -18 | |
| Aug 31, 2026Arrived | Chicago | San Diego | -18 | |
| Aug 30, 2026Arrived | Chicago | San Diego | 24 | |
| Aug 29, 2026Arrived | Chicago | San Diego | -11 | |
| Aug 28, 2026Arrived | Chicago | San Diego | -25 | |
| Aug 27, 2026Arrived | Chicago | San Diego | -2 | |
| Aug 26, 2026Arrived | Chicago | San Diego | -14 | |
| Aug 25, 2026Arrived | Chicago | San Diego | -34 | |
| Aug 23, 2026Arrived | Chicago | San Diego | 28 | |
| Aug 21, 2026Arrived | Chicago | San Diego | -32 | |
| Aug 20, 2026Arrived | Chicago | San Diego | -15 |