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Southwest Airlines

Is WN3978 delayed?

No — WN3978 landed in Baltimore 11 min early, at 19:13 on Sep 28 (as of Sep 28, 23:13 UTC).

Usually on time: arrived within 15 min of schedule on 6 of the last 10 flights.

Arrived

11 min early

Official source · Updated

Departure

Valparaiso

VPS

Actual

Scheduled 16:25

Sep 28

Arrival

Baltimore

BWI

Actual

Scheduled 19:24

Sep 28

Times shown in airport local time

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

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.

  • Valparaiso → Baltimore

    11 min early

  • Valparaiso → Baltimore

    On schedule (1 min behind)

  • Valparaiso → Baltimore

    18 min late

  • Valparaiso → Baltimore

    10 min early

  • Valparaiso → Baltimore

    17 min late

Is WN3978 usually late?

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

Observed arrivals
10
On time
60%
of 10 arrivals
Late
40%
of 10 arrivals
Cancelled
0%
of 10 flights
Median arrival delay
6 min
9 in 10 arrived within
46 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

Baltimore (BWI) departures

No departures recorded yet today.

Related flights

Other flights KVPS → BWI

Return flights BWI → KVPS

All Southwest Airlines flights

Flight history and details
WN3978 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 28, 2026ArrivedValparaisoBaltimore-11
Sep 25, 2026ArrivedValparaisoBaltimore1
Sep 24, 2026ArrivedValparaisoBaltimore18
Sep 21, 2026ArrivedValparaisoBaltimore-10
Sep 18, 2026ArrivedValparaisoBaltimore17
Sep 17, 2026ArrivedValparaisoBaltimore7
Sep 14, 2026ArrivedValparaisoBaltimore43
Sep 10, 2026ArrivedValparaisoBaltimore-17
Sep 7, 2026ArrivedValparaisoBaltimore4
Sep 4, 2026ArrivedValparaisoBaltimore69

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