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Southwest Airlines

Is WN1637 delayed?

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

Estimated arrivalLast reported

8 min late

This update may be out of date. Check with your airline.

Update time unavailable

Departure

Denver

DEN

Scheduled

Sep 16

Arrival

Phoenix

PHX

Estimated

Scheduled 22:02

Sep 16

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Actual
Not available
View this flight’s market

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.

Route overview: Denver → PhoenixDENPHX
Route overview

Recent arrivals

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

  • DEN → PHX

    7 min late

  • DEN → PHX

    74 min late

  • JAX → DEN

    35 min late

  • MDW → HOU

    5 min late

  • DEN → PHX

    29 min late
Flight history and details

Aug 17, 2026 — Sep 16, 2026

Observed arrivals
23
Arrivals over 15 minutes late
12
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

WN1637 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 15, 2026ArrivedDenverPhoenix
View this flight’s market
7
Sep 14, 2026ArrivedDenverPhoenix
74
Sep 14, 2026ArrivedJacksonvilleDenver
35
Sep 13, 2026ArrivedChicagoHouston
5
Sep 11, 2026ArrivedDenverPhoenix
29
Sep 11, 2026ArrivedJacksonvilleDenver
15
Sep 10, 2026ArrivedDenverPhoenix
-2
Sep 9, 2026ArrivedDenverPhoenix
-21
Sep 8, 2026ArrivedDenverPhoenix
10
Sep 7, 2026ArrivedDenverPhoenix
46
Sep 7, 2026ArrivedJacksonvilleDenver
35
Sep 6, 2026ArrivedLas VegasOntario
-10
Sep 4, 2026ArrivedDenverPhoenix
63
Sep 4, 2026ArrivedJacksonvilleDenver
52
Sep 3, 2026ArrivedDenverPhoenix
43
Sep 2, 2026ArrivedDenverPhoenix
37
Sep 1, 2026ArrivedDenverPhoenix
-10
Aug 31, 2026ArrivedDenverPhoenix
83
Aug 28, 2026ArrivedDenverPhoenix
28
Aug 27, 2026ArrivedDenverPhoenix
3
Aug 26, 2026ArrivedDenverPhoenix
56
Aug 25, 2026ArrivedDenverPhoenix
-18
Aug 19, 2026ArrivedDenverPhoenix
-10

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