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Delta Air Lines

Is DL4020 delayed?

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

Arrived

31 min early

Official source · Updated

Departure

Vancouver

YVR

Actual

Scheduled 11:17

Sep 2

Arrival

Seattle

SEA

Actual

Scheduled 12:38

Sep 2

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Route overview: Vancouver → SeattleYVRSEA
Route overview

Recent arrivals

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

  • YVR → SEA

    15 min late

  • YVR → SEA

    10 min late

  • YVR → SEA

    3 min early

  • YVR → SEA

    5 min early

  • YVR → SEA

    27 min late
Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals
15
Arrivals over 15 minutes late
3
Observed cancellations
0
Observed occurrences
25

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

DL4020 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 16, 2026ArrivedVancouverSeattle
15
Sep 14, 2026ArrivedVancouverSeattle
10
Sep 12, 2026ArrivedVancouverSeattle
-3
Sep 11, 2026ArrivedVancouverSeattle
-5
Sep 10, 2026ArrivedVancouverSeattle
27
Sep 9, 2026ArrivedVancouverSeattle
-4
Sep 8, 2026ArrivedVancouverSeattle
15
Sep 7, 2026ArrivedVancouverSeattle
7
Sep 6, 2026ArrivedVancouverSeattle
9
Sep 5, 2026ArrivedVancouverSeattle
-22
Sep 4, 2026ArrivedVancouverSeattle
-6
Sep 3, 2026ArrivedVancouverSeattle
-37
Sep 2, 2026ArrivedVancouverSeattle
-31
Aug 29, 2026ArrivedVancouverSeattle
-32
Aug 28, 2026ArrivedVancouverSeattle
-40

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