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Southwest Airlines

Is WN3900 delayed?

No — WN3900 landed in San Diego 16 min early, at 07:23 on Sep 29 (as of Sep 29, 14:23 UTC).

Usually on time: arrived within 15 min of schedule on 16 of the last 18 flights.

Arrived

16 min early

Official source · Updated

Departure

Santa Rosa

STS

Actual

Scheduled 06:14

Sep 29

Arrival

San Diego

SAN

Actual

Scheduled 07:40

Sep 29

Times shown in airport local time

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

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual
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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.

  • Santa Rosa → San Diego

    16 min early
  • Santa Rosa → San Diego

    18 min early
  • Santa Rosa → San Diego

    17 min late
  • Santa Rosa → San Diego

    16 min early
  • Santa Rosa → San Diego

    13 min early

Is WN3900 usually late?

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

Observed arrivals
18
On time
89%
of 18 arrivals
Late
11%
of 18 arrivals
Cancelled
0%
of 18 flights
Median arrival delay
7 min early
9 in 10 arrived within
9 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

San Diego (SAN) departures

Left more than 15 min late
52 of 232
Cancelled today
1

All Southwest Airlines flights

Flight history and details
WN3900 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 29, 2026ArrivedSanta RosaSan Diego-16
Sep 28, 2026ArrivedSanta RosaSan Diego-18
Sep 27, 2026ArrivedSanta RosaSan Diego17
Sep 26, 2026ArrivedSanta RosaSan Diego-16
Sep 25, 2026ArrivedSanta RosaSan Diego-13
Sep 24, 2026ArrivedSanta RosaSan Diego5
Sep 23, 2026ArrivedSanta RosaSan Diego-12
Sep 22, 2026ArrivedSanta RosaSan Diego-13
Sep 21, 2026ArrivedSanta RosaSan Diego-8
Sep 20, 2026ArrivedSanta RosaSan Diego3
Sep 19, 2026ArrivedSanta RosaSan Diego-2
Sep 18, 2026ArrivedSanta RosaSan Diego-6
Sep 17, 2026ArrivedSanta RosaSan Diego-12
Sep 16, 2026ArrivedSanta RosaSan Diego58
Sep 10, 2026ArrivedSanta RosaSan Diego-7
Sep 7, 2026ArrivedSanta RosaSan Diego-6
Sep 5, 2026ArrivedSanta RosaSan Diego5
Sep 4, 2026ArrivedSanta RosaSan Diego5

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