F99859Frontier Airlines · AUS → DEN
live · 22m ago
Route confirmed Frontier Airlines

F99859 AustinAUS DenverDEN

F99859 by Frontier Airlines flies from Austin (AUS) to Denver (DEN).

Right nowNext departure today Operates daily
23:59

scheduled from AUS

The route today

live boards
AUSAustinHigh riskAUS delay board →
DENDenverOn-time likelyDEN delay board →
AUS→DENevery 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
1.6%Chance of cancellation
+8 minTypical airport delay in this weather

Conditions at AUS and DEN 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 Austin

Forecast

Sat 7 Nov, local date

High22°Clikely 19°C to 24°C
Low13°Clikely 11°C to 16°C
  • 74% 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 Denver

Forecast

Fri 6 Nov, local date

High15°Clikely 13°C to 16°C
Low1°Clikely 0°C to 2°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 Austin to Denver flights today

same route · Frontier Airlines
F91815departs 13:25
F91859departs 20:15
F92047departs 20:21
F98065departs 20:21

If F99859 is cancelled, these are the other Frontier Airlines nonstop flights from Austin to Denver on the same day, with scheduled departure times in AUS 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 F99859 actually runs

Pro Flight Search has tracked every published board update for F99859 across the AUS and DEN boards: schedule changes, gate pushes and actual clocks. Combined risk score: 41.1/100. Based on airport operations, weather, and cached board history at AUS and DEN.

The verdict above is that record speaking, so it reflects how F99859 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around F99859? 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: F99859 Austin to Denver on-time performance, measured from the AUS and DEN airport boards.

Canonical URL
https://proflightsearch.com/flight/F99859
How we measure this →