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Delta Air Lines

Is DL3956 delayed?

DL3956 left Seattle 36 min early, at 20:50 on Sep 29; its arrival time is not confirmed yet.

Usually on time: arrived within 15 min of schedule on 22 of the last 24 flights.

DepartedLast reported

36 min early

This update may be out of date. Check with your airline.

Update time unavailable

Departure

Seattle

SEA

Actual

Scheduled 21:27

Sep 29

Arrival

San Jose

SJC

Scheduled

Sep 29

Times shown in airport local time

Service date: · Scheduled departure date (America/Los_Angeles)

In the air. The market on this flight settles on the airport’s recorded arrival.

View this flight’s marketHow this market settles

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available
View this flight’s market

Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • Seattle → San Jose

    On schedule (2 min behind)

  • Seattle → San Jose

    On schedule (10 min behind)

  • Seattle → San Jose

    82 min late

  • Seattle → San Jose

    19 min early

  • Seattle → San Jose

    43 min early

Is DL3956 usually late?

Observation window: Aug 31, 2026 – Sep 30, 2026

Observed arrivals
24
On time
92%
of 24 arrivals
Late
8%
of 24 arrivals
Cancelled
0%
of 27 flights
Median arrival delay
15 min early
9 in 10 arrived within
10 min

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

At the airports today

Seattle (SEA) departures

Left more than 15 min late
224 of 416
Cancelled today
4

Related flights

All Delta Air Lines flights

Flight history and details
DL3956 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 28, 2026ArrivedSeattleSan Jose2
Sep 27, 2026ArrivedSeattleSan Jose10
Sep 25, 2026ArrivedSeattleSan Jose82
Sep 24, 2026ArrivedSeattleSan Jose-19
Sep 23, 2026ArrivedSeattleSan Jose-43
Sep 22, 2026ArrivedSeattleSan Jose-8
Sep 21, 2026ArrivedSeattleSan Jose-46
Sep 20, 2026ArrivedSeattleSan Jose-35
Sep 18, 2026ArrivedSeattleSan Jose50
Sep 17, 2026ArrivedSeattleSan Jose-16
Sep 16, 2026ArrivedSeattleSan Jose-5
Sep 15, 2026ArrivedSeattleSan Jose-20
Sep 14, 2026ArrivedSeattleSan Jose10
Sep 13, 2026ArrivedSeattleSan Jose-17
Sep 10, 2026ArrivedSeattleSan Jose-36
Sep 9, 2026ArrivedSeattleSan Jose-14
Sep 8, 2026ArrivedSeattleSan Jose-25
Sep 7, 2026ArrivedSeattleSan Jose0
Sep 6, 2026ArrivedSeattleSan Jose-17
Sep 5, 2026ArrivedSeattleSan Jose-30
Sep 4, 2026ArrivedSeattleSan Jose-37
Sep 3, 2026ArrivedSeattleSan Jose6
Sep 1, 2026ArrivedSeattleSan Jose-7
Aug 31, 2026ArrivedSeattleSan Jose-5

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