Is WN4521 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
67 min late
Updated
Departure
San Francisco
SFO
Actual
Scheduled 18:30
Aug 31
Arrival
Burbank
BUR
Actual
Scheduled 02:50
Sep 1
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
SFOBUR
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 21 min early
PSP → SMF
- 78 min late
SFO → BUR
- 147 min late
SFO → BUR
- 1 min early
SFO → BUR
- 18 min early
SFO → BUR
Flight history and details
Aug 22, 2026 — Sep 21, 2026
- Observed arrivals
- 15
- Arrivals over 15 minutes late
- 6
- Observed cancellations
- 0
- 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 19, 2026Arrived | Palm Springs | Sacramento | -21 | |
| Sep 18, 2026Arrived | San Francisco | Burbank | 78 | |
| Sep 17, 2026Arrived | San Francisco | Burbank | 147 | |
| Sep 16, 2026Arrived | San Francisco | Burbank | -1 | |
| Sep 15, 2026Arrived | San Francisco | Burbank | -18 | |
| Sep 14, 2026Arrived | San Francisco | Burbank | 9 | |
| Sep 11, 2026Arrived | San Francisco | Burbank | -18 | |
| Sep 10, 2026Arrived | San Francisco | Burbank | 25 | |
| Sep 9, 2026Arrived | San Francisco | Burbank | -15 | |
| Sep 8, 2026Arrived | San Francisco | Burbank | 4 | |
| Sep 7, 2026Arrived | San Francisco | Burbank | -5 | |
| Sep 5, 2026Arrived | Palm Springs | Sacramento | -17 | |
| Sep 4, 2026Arrived | San Francisco | Burbank | 299 | |
| Sep 3, 2026Arrived | San Francisco | Burbank | 33 | |
| Aug 31, 2026Arrived | San Francisco | Burbank | 67 |