Air Canada
Is AC4210 delayed?
Service date: · Actual departure date; scheduled departure unavailable (UTC)
Arrived
8 min early
Official source · Updated
Departure
Calgary
YYC
Actual
Sep 8
Arrival
San Francisco
SFO
Actual
Scheduled 15:35
Sep 8
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Operating flight: UAL2409
YYCSFO
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 90 min late
YYC → SFO
- 1 min late
YYC → SFO
- 1 min late
YYC → SFO
- 17 min early
YYC → SFO
- On time
YYC → SFO
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 13
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 0
- Observed occurrences
- 13
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 | Calgary | San Francisco | 90 | |
| Sep 15, 2026Arrived | Calgary | San Francisco | 1 | |
| Sep 14, 2026Arrived | Calgary | San Francisco | 1 | |
| Sep 13, 2026Arrived | Calgary | San Francisco | -17 | |
| Sep 12, 2026Arrived | Calgary | San Francisco | 0 | |
| Sep 11, 2026Arrived | Calgary | San Francisco | -15 | |
| Sep 10, 2026Arrived | Calgary | San Francisco | 29 | |
| Sep 9, 2026Arrived | Calgary | San Francisco | -25 | |
| Sep 8, 2026Arrived | Calgary | San Francisco | -8 | |
| Sep 7, 2026Arrived | Calgary | San Francisco | -18 | |
| Sep 6, 2026Arrived | Calgary | San Francisco | -18 | |
| Sep 5, 2026Arrived | Calgary | San Francisco | -3 | |
| Sep 4, 2026Arrived | Calgary | San Francisco | 28 |