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Southwest Airlines

Is WN555 delayed?

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

Arrived

229 min late

Official source · Updated

Departure

Denver

DEN

Actual

Scheduled 19:08

Sep 17

Arrival

Seattle

SEA

Actual

Scheduled 20:40

Sep 18

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Route overview: Denver → SeattleDENSEA
Route overview

Recent arrivals

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

  • LAS → PSP

    3 min early

  • DEN → SEA

    28 min late

  • DEN → SEA

    229 min late

  • SAT → MCO

    6 min late

  • DEN → SEA

    21 min late
Flight history and details

Aug 21, 2026 — Sep 20, 2026

Observed arrivals
17
Arrivals over 15 minutes late
9
Observed cancellations
0
Observed occurrences
20

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

WN555 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 19, 2026ArrivedLas VegasPalm Springs
View this flight’s market
-3
Sep 18, 2026ArrivedDenverSeattle
28
Sep 17, 2026ArrivedDenverSeattle
229
Sep 16, 2026ArrivedSan AntonioOrlando
6
Sep 14, 2026ArrivedDenverSeattle
21
Sep 11, 2026ArrivedDenverSeattle
57
Sep 10, 2026ArrivedDenverSeattle
7
Sep 9, 2026ArrivedSan AntonioOrlando
-12
Sep 7, 2026ArrivedDenverSeattle
9
Sep 6, 2026ArrivedChicagoNew Orleans
-17
Sep 5, 2026ArrivedLas VegasPalm Springs
-26
Sep 4, 2026ArrivedDenverSeattle
-12
Sep 3, 2026ArrivedDenverSeattle
54
Aug 31, 2026ArrivedDenverSeattle
53
Aug 28, 2026ArrivedDenverSeattle
45
Aug 27, 2026ArrivedDenverSeattle
218
Aug 24, 2026ArrivedDenverSeattle
76

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