WN408Southwest Airlines · ATL → DEN
live · 25m ago
Route confirmed Southwest Airlines

WN408 AtlantaATL · 12:30 DenverDEN · 13:40

WN408 by Southwest Airlines flies from Atlanta (ATL) to Denver (DEN).

Right nowNext departure tomorrow Operates daily
12:30

scheduled from ATL

Typical gate push+12 minmedian posted departure
Typical arrival+5 minmedian over 3 operations
Wins back in air~7 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 3 operations · gate push → arrival
0+30+60+90 min
09-29
+9 gate · −16 arrival
09-28
+68 gate · +45 arrival
09-25
+12 gate · +5 arrival

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

The route today

live boards
ATLAtlantaOn-time likelyATL delay board →
DENDenverOn-time likelyDEN delay board →
ATL→DENevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
37%Chance of 15+ min delay
1.8%Chance of cancellation
+10 minAvg hub delay right now

Conditions at ATL and DEN are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, 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 →

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 Atlanta to Denver flights today

same route · Southwest Airlines
WN211departs 06:15
WN1272departs 06:35
WN204departs 06:35
WN665departs 10:40
WN336departs 10:55
WN110departs 12:30

If WN408 is cancelled, these are the other Southwest Airlines nonstop flights from Atlanta to Denver on the same day, with scheduled departure times in ATL local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How WN408 actually runs

Pro Flight Search has tracked every published board update for WN408 across the ATL and DEN boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: landed +5 min. Not enough to call it.

The verdict above is that record speaking, so it reflects how WN408 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
09-29ATL 12:30 12:39 (+9)DEN 13:40 13:24 (−16)
09-28ATL 18:40 19:48 (+68)DEN 19:50 20:35 (+45)
09-25ATL 18:40 18:52 (+12)DEN 19:50 19:55 (+5)

Aircraft

Recent tails: N8313F, N8652B, N8545V.

Board clocks recorded as ATL and DEN 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 — WN408 Atlanta to Denver on-time performance, measured from the ATL and DEN airport boards.

Canonical URL
https://proflightsearch.com/flight/WN408
How we measure this →