WN665Southwest Airlines · ATL → ISP
live · 3h ago
Route confirmed Southwest Airlines

WN665 AtlantaATL · 13:20 IslipISP · 15:05

WN665 by Southwest Airlines flies from Atlanta (ATL) to Islip (ISP).

Same number through ATL → BWI → ISP

Right nowNext departure today Operates daily
13:20

scheduled from ATL

Typical gate push+17 minmedian posted departure

Where the minutes go

last 7 operations · gate push → arrival
0+41+82+123 min
08-19
+8 gate
08-18
+5 gate
08-16
+18 gate
08-15
+21 gate
08-12
+8 gate
08-11
+123 gate
08-09
+15 gate

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

0 cancelled · 9 operations tracked

The route today

live boards
ATLAtlantaOn-time likelyATL delay board →
ISPIslipOn-time likelyISP delay board →
ATL→ISPevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
38%Chance of 15+ min delay
0.8%Chance of cancellation
+9 minAvg hub delay right now

Conditions at ATL and ISP 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 Islip flights today

same route · Southwest Airlines
WN1933departs 07:15
WN570departs 07:25
WN336departs 07:50
WN255departs 08:00
WN1186departs 13:40
WN2232departs 16:35

If WN665 is cancelled, these are the other Southwest Airlines nonstop flights from Atlanta to Islip 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 WN665 actually runs

Pro Flight Search has tracked every published board update for WN665 across the ATL and ISP boards: schedule changes, gate pushes and actual clocks. Usually lands ~11 min early. Based on 9 confirmed landings · 7/9 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 WN665 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
08-19ATL 13:20 13:28 (+8)ISP
08-18ATL 13:20 13:25 (+5)ISP
08-16ATL 14:55 15:13 (+18)ISP
08-15ATL 11:50 12:11 (+21)ISP
08-12ATL 13:20 13:28 (+8)ISP
08-11ATL 13:20 15:23 (+123)ISP
08-09ATL 14:55 15:10 (+15)ISP
08-08ATL 11:50 12:07 (+17)ISP
08-05ATL 13:20 13:48 (+28)ISP

Aircraft

Recent tails: N929WN, N953WN, N8565Z, N254WN.

Board clocks recorded as ATL and ISP 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 — WN665 Atlanta to Islip on-time performance, measured from the ATL and ISP airport boards.

Canonical URL
https://proflightsearch.com/flight/WN665
How we measure this →