WN3918Southwest Airlines · SMF → KOA
live · 3h ago
Route confirmed Southwest Airlines

WN3918 SacramentoSMF · 10:00 Kailua-KonaKOA · 12:25

WN3918 by Southwest Airlines flies from Sacramento (SMF) to Kailua-Kona (KOA) for the Mon, Oct 12 departure.

Right nowExpected · today · as of 10:18
10:00

departs SMF · on schedule

⚖ WN3918 typically leaves +13 and lands −1. The air wins minutes back.
Typical gate push+13 minmedian posted departure
Typical arrival−1 minmedian over 8 operations
Wins back in air~14 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-11
+16 gate · −20 arrival
10-09
+73 gate · +38 arrival
10-08
+13 gate · −14 arrival
10-07
+14 gate · +4 arrival
10-06
+9 gate · −1 arrival
10-05
+12 gate · −3 arrival
10-04
+9 gate · −3 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 · 8 operations tracked

The route today

live boards
SMFSacramentoOn-time likelySMF delay board →
KOAKailua-KonaOn-time likelyKOA delay board →
SMF→KOAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
41%Chance of 15+ min delay
0.1%Chance of cancellation
+9 minAvg hub delay right now

Conditions at SMF and KOA 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 Sacramento to Kailua-Kona flights today

same route · Southwest Airlines
WN380departs 09:25

If WN3918 is cancelled, this is the other Southwest Airlines nonstop flight from Sacramento to Kailua-Kona on the same day, with scheduled departure times in SMF local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How WN3918 actually runs

Pro Flight Search has tracked every published board update for WN3918 across the SMF and KOA boards: schedule changes, gate pushes and actual clocks. Usually departs ~13 min late. Based on 8 confirmed departures · 6/8 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how WN3918 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
10-11SMF 10:00 10:16 (+16)KOA 12:20 12:00 (−20)
10-09SMF 10:00 11:13 (+73)KOA 12:25 13:03 (+38)
10-08SMF 10:00 10:13 (+13)KOA 12:25 12:11 (−14)
10-07SMF 10:00 10:14 (+14)KOA 12:20 12:24 (+4)
10-06SMF 10:00 10:09 (+9)KOA 12:20 12:19 (−1)
10-05SMF 10:00 10:12 (+12)KOA 12:25 12:22 (−3)
10-04SMF 10:00 10:09 (+9)KOA 12:20 12:17 (−3)
10-02SMF 10:00 10:07 (+7)KOA 12:09 12:16 (+7)

Aircraft

Recent tails: N8733M, N8760L, N1809U, N8756S.

Board clocks recorded as SMF and KOA 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 — WN3918 Sacramento to Kailua-Kona on-time performance, measured from the SMF and KOA airport boards.

Canonical URL
https://proflightsearch.com/flight/WN3918
How we measure this →