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Delta Air Lines

Is DL4100 delayed?

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

Arrived

168 min late

Official source · Updated

Departure

Seattle

SEA

Actual

Scheduled 18:45

Sep 13

Arrival

San Jose

SJC

Actual

Scheduled 03:30

Sep 14

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual

Recent arrivals

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

  • SEA → SJC

    77 min late

  • SJC → SEA

    <1 min late

  • SEA → SJC

    6 min early

  • SJC → SEA

    <1 min late

  • SEA → SJC

    13 min late
Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals
28
Arrivals over 15 minutes late
4
Observed cancellations
0
Observed occurrences
39

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

DL4100 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 16, 2026ArrivedSeattleSan Jose
View this flight’s market
77
Sep 16, 2026ArrivedSan JoseSeattle
0
Sep 15, 2026ArrivedSeattleSan Jose
-6
Sep 15, 2026ArrivedSan JoseSeattle
0
Sep 14, 2026ArrivedSeattleSan Jose
13
Sep 14, 2026ArrivedSan JoseSeattle
86
Sep 13, 2026ArrivedSeattleSan Jose
168
Sep 12, 2026ArrivedSeattleSan Jose
4
Sep 12, 2026ArrivedSan JoseSeattle
0
Sep 11, 2026ArrivedSeattleSan Jose
-33
Sep 11, 2026ArrivedSan JoseSeattle
1
Sep 10, 2026ArrivedSeattleSan Jose
3
Sep 10, 2026ArrivedSan JoseSeattle
0
Sep 9, 2026ArrivedSan JoseSeattle
-3
Sep 8, 2026ArrivedSeattleSan Jose
-16
Sep 8, 2026ArrivedSan JoseSeattle
4
Sep 7, 2026ArrivedSeattleSan Jose
9
Sep 7, 2026ArrivedSan JoseSeattle
-17
Sep 6, 2026ArrivedSeattleSan Jose
-35
Sep 6, 2026ArrivedSan JoseSeattle
8
Sep 5, 2026ArrivedSeattleSan Jose
-15
Sep 5, 2026ArrivedSan JoseSeattle
12
Sep 4, 2026ArrivedSeattleSan Jose
5
Sep 3, 2026ArrivedSeattleSan Jose
-5
Aug 30, 2026ArrivedSeattleSan Jose
-35
Aug 29, 2026ArrivedSeattleSan Jose
-39
Aug 24, 2026ArrivedSeattleSan Jose
54
Aug 21, 2026ArrivedSeattleSan Jose
-5

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