F99871Frontier Airlines · SFO → LAS
live · 3m ago
Route confirmed Frontier Airlines

F99871 San FranciscoSFO Las VegasLAS

F99871 by Frontier Airlines flies from San Francisco (SFO) to Las Vegas (LAS).

Right nowNext departure today Operates daily
19:15

scheduled from SFO

The route today

live boards
SFOSan FranciscoOn-time likelySFO delay board →
LASLas VegasOn-time likelyLAS delay board →
SFO→LASevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
51%Chance of 15+ min delay
1.0%Chance of cancellation
+18 minTypical airport delay in this weather

Driven mainly by SFO (San Francisco), currently flying IFR (instrument). 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 San Francisco

Forecast

Sat 14 Nov, local date

High18°Clikely 17°C to 19°C
Low12°Clikely 10°C to 13°C
  • 71% chance of rain

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 Las Vegas

Forecast

Sat 14 Nov, local date

High20°Clikely 18°C to 21°C
Low12°Clikely 10°C to 14°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 Francisco to Las Vegas flights today

same route · Frontier Airlines
F91850departs 09:14
F94158departs 11:06
F92486departs 14:21
F99454departs 17:40
F94402departs 19:14
F99782departs 21:00

If F99871 is cancelled, these are the other Frontier Airlines nonstop flights from San Francisco to Las Vegas on the same day, with scheduled departure times in SFO 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 F99871 actually runs

Pro Flight Search has tracked every published board update for F99871 across the SFO and LAS boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at SFO and LAS.

The verdict above is that record speaking, so it reflects how F99871 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around F99871? 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: F99871 San Francisco to Las Vegas on-time performance, measured from the SFO and LAS airport boards.

Canonical URL
https://proflightsearch.com/flight/F99871
How we measure this →