WN1923Southwest Airlines · DEN → PHL
live · 9m ago
Route confirmed Southwest Airlines

WN1923 DenverDEN · 13:30 PhiladelphiaPHL · 19:00

WN1923 by Southwest Airlines flies from Denver (DEN) to Philadelphia (PHL).

Right nowNext departure tomorrow Operates daily
08:00

scheduled from DEN

Typical gate push+3 minmedian posted departure
Typical arrival+1 minmedian over 5 operations
Wins back in air~2 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 5 operations · gate push → arrival
0+30+60+90 min
10-31
+3 gate · −12 arrival
10-30
+3 gate · −12 arrival
10-29
+0 gate · +1 arrival
10-26
+26 gate · +8 arrival
10-23
+7 gate · +11 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival +1 min · 0 cancelled · 5 operations tracked

The route today

live boards
DENDenverOn-time likelyDEN delay board →
PHLPhiladelphiaOn-time likelyPHL delay board →
DEN→PHLevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
40%Chance of 15+ min delay
1.4%Chance of cancellation
+9 minTypical airport delay in this weather

Conditions at DEN and PHL are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow on this route

Forecast

Denver to Philadelphia with Southwest Airlines · Sun 1 Nov, local date

Outlook: about usual
Chance a departure leaves 60+ min late
12%0.8× usual

Forecast weather: 35% chance of fog at Denver

No cancellation outlook here: this airport's board does not publish cancellations reliably.

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · About 3 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Denver to Philadelphia flights today

same route · Southwest Airlines
WN1791departs 10:30
WN1723departs 11:00
WN1393departs 11:05
WN3150departs 11:15
WN4558departs 14:20
WN3022departs 14:30

If WN1923 is cancelled, these are the other Southwest Airlines nonstop flights from Denver to Philadelphia on the same day, with scheduled departure times in DEN local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How WN1923 actually runs

Pro Flight Search has tracked every published board update for WN1923 across the DEN and PHL boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 5 confirmed landings · 5/5 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN1923 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-31DEN 13:30 13:33 (+3)PHL 19:00 18:48 (−12)
10-30DEN 13:30 13:33 (+3)PHL 19:00 18:48 (−12)
10-29DEN 13:30 (+0)PHL 19:00 19:01 (+1)
10-26DEN 13:30 13:56 (+26)PHL 23:00 23:08 (+8)
10-23DEN 13:30 13:37 (+7)PHL 23:00 23:11 (+11)

Aircraft

Recent tails: N8307K, N8987Q, N8322X, N8764Q.

Board clocks recorded as DEN and PHL published them.

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: WN1923 Denver to Philadelphia on-time performance, measured from the DEN and PHL airport boards.

Canonical URL
https://proflightsearch.com/flight/WN1923
How we measure this →