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Delta Air Lines

Is DL3688 delayed?

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

Arrived

27 min early

Official source · Updated

Departure

Seattle

SEA

Actual

Scheduled 16:59

Sep 13

Arrival

Boise

BOI

Actual

Scheduled 00:58

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 → BOI

    20 min early

  • SEA → BOI

    16 min late

  • BOI → SEA

    30 min early

  • BOI → SEA

    24 min late

  • SEA → BOI

    27 min early
Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals
19
Arrivals over 15 minutes late
5
Observed cancellations
0
Observed occurrences
30

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

DL3688 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 16, 2026ArrivedSeattleBoise
View this flight’s market
-20
Sep 15, 2026ArrivedSeattleBoise
16
Sep 15, 2026ArrivedBoiseSeattle
-30
Sep 14, 2026ArrivedBoiseSeattle
24
Sep 13, 2026ArrivedSeattleBoise
-27
Sep 12, 2026ArrivedSeattleBoise
-18
Sep 11, 2026ArrivedSeattleBoise
-8
Sep 10, 2026ArrivedSeattleBoise
-8
Sep 9, 2026ArrivedSeattleBoise
-45
Sep 8, 2026ArrivedSeattleBoise
-3
Sep 8, 2026ArrivedBoiseSeattle
66
Sep 7, 2026ArrivedSeattleBoise
34
Sep 6, 2026ArrivedSeattleBoise
-16
Sep 5, 2026ArrivedSeattleBoise
-10
Sep 5, 2026ArrivedBoiseSeattle
76
Sep 4, 2026ArrivedSeattleBoise
-5
Aug 30, 2026ArrivedSeattleBoise
-10
Aug 26, 2026ArrivedSeattleBoise
-8
Aug 25, 2026ArrivedSeattleBoise
6

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