WN3869Southwest Airlines · SLC → BWI
updated 2h ago
Route confirmed Southwest Airlines

WN3869 Salt Lake CitySLC · 15:40 BaltimoreBWI · 21:45

WN3869 by Southwest Airlines flies from Salt Lake City (SLC) to Baltimore (BWI).

Right nowNext departure today Operates daily
19:05

scheduled from SLC

Typical gate push+25 minmedian posted departure
Typical arrival+0 minmedian over 6 operations
Wins back in air~25 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 6 operations · gate push → arrival
0+30+60+90 min
10-30
+15 gate · +0 arrival
10-29
+20 gate · −14 arrival
10-26
+34 gate · +3 arrival
10-23
+18 gate · −14 arrival
10-22
+54 gate · +31 arrival
10-19
+29 gate · +0 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 +0 min · 0 cancelled · 6 operations tracked

The route today

live boards
SLCSalt Lake CityOn-time likelySLC delay board →
BWIBaltimoreOn-time likelyBWI delay board →
SLC→BWIevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
33%Chance of 15+ min delay
0.5%Chance of cancellation
+5 minTypical airport delay in this weather

Conditions at SLC and BWI 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

Salt Lake City to Baltimore with Southwest Airlines · Mon 2 Nov, local date

Outlook: about usual
Chance a departure leaves 60+ min late
4.3%1.4× usual

Forecast weather: 97% chance of rain at Salt Lake City

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 1 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 Salt Lake City to Baltimore flights today

same route · Southwest Airlines
WN1476departs 11:45
WN1967departs 12:15
WN5057departs 12:40
WN2213departs 13:50

If WN3869 is cancelled, these are the other Southwest Airlines nonstop flights from Salt Lake City to Baltimore on the same day, with scheduled departure times in SLC 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 WN3869 actually runs

Pro Flight Search has tracked every published board update for WN3869 across the SLC and BWI boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 6 confirmed landings · 5/6 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN3869 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
10-30SLC 15:40 15:55 (+15)BWI 21:45 (+0)
10-29SLC 15:40 16:00 (+20)BWI 21:45 21:31 (−14)
10-26SLC 15:40 16:14 (+34)BWI 21:45 21:48 (+3)
10-23SLC 15:40 15:58 (+18)BWI 21:45 21:31 (−14)
10-22SLC 15:40 16:34 (+54)BWI 21:45 22:16 (+31)
10-19SLC 15:40 16:09 (+29)BWI 21:45 (+0)

Aircraft

Recent tails: N8732S, N8993Q, N9009U, N8814K.

Board clocks recorded as SLC and BWI 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: WN3869 Salt Lake City to Baltimore on-time performance, measured from the SLC and BWI airport boards.

Canonical URL
https://proflightsearch.com/flight/WN3869
How we measure this →