Is DL3956 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
25 min early
Official source · Updated
Departure
Seattle
SEA
Actual
Scheduled 21:27
Sep 8
Arrival
San Jose
SJC
Actual
Scheduled 06:07
Sep 9
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
SEASJC
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 5 min early
SEA → SJC
- 20 min early
SEA → SJC
- 10 min late
SEA → SJC
- 17 min early
SEA → SJC
- 36 min early
SEA → SJC
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 17
- Arrivals over 15 minutes late
- 1
- Observed cancellations
- 0
- Observed occurrences
- 26
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 | Seattle | San Jose | -5 | |
| Sep 15, 2026Arrived | Seattle | San Jose | -20 | |
| Sep 14, 2026Arrived | Seattle | San Jose | 10 | |
| Sep 13, 2026Arrived | Seattle | San Jose | -17 | |
| Sep 10, 2026Arrived | Seattle | San Jose | -36 | |
| Sep 9, 2026Arrived | Seattle | San Jose | -14 | |
| Sep 8, 2026Arrived | Seattle | San Jose | -25 | |
| Sep 7, 2026Arrived | Seattle | San Jose | 0 | |
| Sep 6, 2026Arrived | Seattle | San Jose | -17 | |
| Sep 5, 2026Arrived | Seattle | San Jose | -30 | |
| Sep 4, 2026Arrived | Seattle | San Jose | -37 | |
| Sep 3, 2026Arrived | Seattle | San Jose | 6 | |
| Sep 1, 2026Arrived | Seattle | San Jose | -7 | |
| Aug 31, 2026Arrived | Seattle | San Jose | -5 | |
| Aug 26, 2026Arrived | Seattle | San Jose | -15 | |
| Aug 22, 2026Arrived | Seattle | San Jose | -14 | |
| Aug 21, 2026Arrived | Seattle | San Jose | 101 |