United Airlines
Is UA8186 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled arrival date; departure time unavailable (America/New_York)
Cancelled
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Montreal
YUL
Scheduled
Not available
Arrival
New York
LGA
Estimated
Sep 18
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Service date: · Scheduled departure date (America/Los_Angeles)
3 min early
Official source · Updated
Departure
San Francisco
SFO
Actual
Sep 18
Arrival
Detroit
DTW
Actual
Sep 18
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 39 min late
YUL → LGA
- 4 min late
SFO → DCA
- 16 min late
YUL → LGA
- 13 min early
YUL → LGA
- 3 min early
SFO → DTW
Flight history and details
Aug 24, 2026 — Sep 23, 2026
- Observed arrivals
- 19
- Arrivals over 15 minutes late
- 6
- Observed cancellations
- 3
- Observed occurrences
- 22
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 21, 2026Cancelled | Newark | Orlando | Not available | Not available |
| Sep 21, 2026Arrived | Montreal | New York | 39 | |
| Sep 20, 2026Arrived | San Francisco | Washington | 4 | |
| Sep 20, 2026Arrived | Montreal | New York | 16 | |
| Sep 19, 2026Arrived | Montreal | New York | -13 | |
| Sep 18, 2026Cancelled | Montreal | New York | Not available | Not available |
| Sep 18, 2026Arrived | San Francisco | Detroit | -3 | |
| Sep 17, 2026Arrived | Montreal | New York | -20 | |
| Sep 16, 2026Arrived | Montreal | New York | -14 | |
| Sep 15, 2026Arrived | Chicago | Kansas City | 258 | |
| Sep 14, 2026Arrived | Montreal | New York | 13 | |
| Sep 14, 2026Arrived | Dulles | San Francisco | -11 | |
| Sep 13, 2026Arrived | Montreal | New York | -8 | |
| Sep 12, 2026Arrived | Montreal | New York | 7 | |
| Sep 11, 2026Arrived | Montreal | New York | -1 | |
| Sep 11, 2026Arrived | Arcata/Eureka | San Francisco | 76 | |
| Sep 10, 2026Arrived | Montreal | New York | 47 | |
| Sep 8, 2026Arrived | Montreal | New York | -1 | |
| Sep 7, 2026Arrived | Montreal | New York | -4 | |
| Sep 6, 2026Arrived | Montreal | New York | -2 | |
| Sep 5, 2026Cancelled | Montreal | New York | Not available | Not available |
| Sep 4, 2026Arrived | Denver | Orlando | 39 |