WN3587Southwest Airlines · SMF → BOI
updated 4h ago
Route confirmed Southwest Airlines

WN3587 SacramentoSMF · 21:40 BoiseBOI · 00:10

WN3587 by Southwest Airlines flies from Sacramento (SMF) to Boise (BOI).

Right nowNext departure today Operates daily
05:45

scheduled from SMF

Typical gate push+34 minmedian posted departure
Typical arrival−8 minmedian over 6 operations
Wins back in air~42 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 6 operations · gate push → arrival
0+48+95+143 min
10-30
+34 gate · +2 arrival
10-29
+10 gate · −20 arrival
10-26
+34 gate · +7 arrival
10-23
+6 gate · −18 arrival
10-22
+143 gate · +119 arrival
10-19
−24 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 −8 min · 0 cancelled · 6 operations tracked

The route today

live boards
SMFSacramentoModerate riskSMF delay board →
BOIBoiseOn-time likelyBOI delay board →
SMF→BOIevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
47%Chance of 15+ min delay
0.2%Chance of cancellation
+11 minTypical airport delay in this weather

Conditions at SMF and BOI 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 at Sacramento

Forecast

Wed 4 Nov, local date

High20°Clikely 18°C to 22°C
Low8°Clikely 6°C to 11°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Boise

Forecast

Wed 4 Nov, local date

High14°Clikely 12°C to 17°C
Low4°Clikely 2°C to 7°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · 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 Sacramento to Boise flights today

same route · Southwest Airlines
WN2514departs 06:25
WN866departs 07:15
WN3896departs 07:40
WN468departs 08:55
WN2599departs 10:35
WN3897departs 13:05

If WN3587 is cancelled, these are the other Southwest Airlines nonstop flights from Sacramento to Boise on the same day, with scheduled departure times in SMF 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 WN3587 actually runs

Pro Flight Search has tracked every published board update for WN3587 across the SMF and BOI boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 6 confirmed landings · 4/6 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how WN3587 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
10-30SMF 21:40 22:14 (+34)BOI 00:10 00:12 (+2)
10-29SMF 21:40 21:50 (+10)BOI 00:10 23:50 (−20)
10-26SMF 21:40 22:14 (+34)BOI 00:10 00:17 (+7)
10-23SMF 21:40 21:46 (+6)BOI 00:10 23:52 (−18)
10-22SMF 21:40 00:03 (+143)BOI 00:10 02:09 (+119)
10-19SMF BOI 00:10 23:46 (−24)

Aircraft

Recent tails: N9023R, N8931L, N8530W, N8881L.

Board clocks recorded as SMF and BOI 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: WN3587 Sacramento to Boise on-time performance, measured from the SMF and BOI airport boards.

Canonical URL
https://proflightsearch.com/flight/WN3587
How we measure this →