Is UA436 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Actual departure date; scheduled departure unavailable (America/Los_Angeles)
7 min early
Official source · Updated
Departure
San Francisco
SFO
Actual
Sep 7
Arrival
Toronto
YYZ
Actual
Sep 8
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Service date: · Scheduled departure date (UTC)
80 min late
Official source · Updated
Departure
Pittsburgh
PIT
Actual
Sep 7
Arrival
San Francisco
SFO
Actual
Sep 7
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- 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.
- 32 min late
PIT → SFO
- 31 min early
SFO → YYZ
- 22 min early
SFO → YYZ
- 22 min early
SFO → YYZ
- 17 min late
PIT → SFO
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 30
- Arrivals over 15 minutes late
- 4
- Observed cancellations
- 0
- Observed occurrences
- 34
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 | Pittsburgh | San Francisco | 32 | |
| Sep 16, 2026Arrived | San Francisco | Toronto | -31 | |
| Sep 15, 2026Arrived | San Francisco | Toronto | -22 | |
| Sep 14, 2026Arrived | San Francisco | Toronto | -22 | |
| Sep 14, 2026Arrived | Pittsburgh | San Francisco | 17 | |
| Sep 13, 2026Arrived | San Francisco | Toronto | -17 | |
| Sep 13, 2026Arrived | Pittsburgh | San Francisco | 0 | |
| Sep 12, 2026Arrived | San Francisco | Toronto | -41 | |
| Sep 11, 2026Arrived | San Francisco | Toronto | -23 | |
| Sep 10, 2026Arrived | San Francisco | Toronto | -23 | |
| Sep 9, 2026Arrived | San Francisco | Toronto | -26 | |
| Sep 8, 2026Arrived | San Francisco | Toronto | -24 | |
| Sep 7, 2026Arrived | San Francisco | Toronto | -7 | |
| Sep 7, 2026Arrived | Pittsburgh | San Francisco | 80 | |
| Sep 6, 2026Arrived | San Francisco | Toronto | 4 | |
| Sep 5, 2026Arrived | San Francisco | Toronto | -9 | |
| Sep 4, 2026Arrived | San Francisco | Toronto | -18 | |
| Sep 4, 2026Arrived | Pittsburgh | San Francisco | -14 | |
| Sep 3, 2026Arrived | San Francisco | Toronto | 30 | |
| Sep 2, 2026Arrived | San Francisco | Toronto | -28 | |
| Sep 1, 2026Arrived | San Francisco | Toronto | 7 | |
| Aug 31, 2026Arrived | San Francisco | Toronto | -16 | |
| Aug 30, 2026Arrived | San Francisco | Toronto | -20 | |
| Aug 29, 2026Arrived | San Francisco | Toronto | -30 | |
| Aug 28, 2026Arrived | San Francisco | Toronto | -3 | |
| Aug 27, 2026Arrived | San Francisco | Toronto | -8 | |
| Aug 26, 2026Arrived | San Francisco | Toronto | -18 | |
| Aug 25, 2026Arrived | San Francisco | Toronto | -19 | |
| Aug 24, 2026Arrived | San Francisco | Toronto | -13 | |
| Aug 23, 2026Arrived | San Francisco | Toronto | -5 |