WN3864Southwest Airlines · SJU → MCO
live · 32m ago
Route confirmed Southwest Airlines

WN3864 San JuanSJU OrlandoMCO

WN3864 by Southwest Airlines flies from San Juan (SJU) to Orlando (MCO).

Right nowNext departure tomorrow Operates daily
16:15

scheduled from SJU

The route today

live boards
SJUSan JuanModerate riskSJU delay board →
MCOOrlandoOn-time likelyMCO delay board →
SJU→MCOevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
43%Chance of 15+ min delay
1.6%Chance of cancellation
+28 minTypical airport delay in this weather

Conditions at SJU and MCO 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 SJU

Forecast

Mon 16 Nov, local date

High32°Clikely 31°C to 32°C
Low26°Clikely 25°C to 27°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 MCO

Forecast

Mon 16 Nov, local date

High24°Clikely 22°C to 25°C
Low14°Clikely 12°C to 16°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 San Juan to Orlando flights today

same route · Southwest Airlines
WN4666departs 05:35
WN3948departs 07:30
WN3949departs 10:45
WN3950departs 12:30
WN4959departs 16:00
WN1541departs 17:00

If WN3864 is cancelled, these are the other Southwest Airlines nonstop flights from San Juan to Orlando on the same day, with scheduled departure times in SJU 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 WN3864 actually runs

Pro Flight Search has tracked every published board update for WN3864 across the SJU and MCO boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at SJU and MCO.

The verdict above is that record speaking, so it reflects how WN3864 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around WN3864? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

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: WN3864 San Juan to Orlando on-time performance, measured from the SJU and MCO airport boards.

Canonical URL
https://proflightsearch.com/flight/WN3864
How we measure this →