F99540Frontier Airlines · MIA → DEN
live · 5m ago
Route confirmed Frontier Airlines

F99540 MiamiMIA DenverDEN

F99540 by Frontier Airlines flies from Miami (MIA) to Denver (DEN).

Right nowNext departure today Operates daily
22:00

scheduled from MIA

The route today

live boards
MIAMiamiModerate riskMIA delay board →
DENDenverOn-time likelyDEN delay board →
MIA→DENevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
36%Chance of 15+ min delay
2.9%Chance of cancellation
+9 minTypical airport delay in this weather

Conditions at MIA 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 on this route

Forecast

Miami to Denver with Frontier Airlines · Sun 1 Nov, local date

Outlook: high
Chance a departure is cancelled
1.1%1.4× usual
Chance a departure leaves 60+ min late
20%1.9× usual

Forecast weather: 94% chance of rain at Miami; 51% chance of fog at Denver

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · About 1 departures a day on this route with this airline. · 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 Miami to Denver flights today

same route · Frontier Airlines
F91279departs 05:50
F91519departs 11:59

If F99540 is cancelled, these are the other Frontier Airlines nonstop flights from Miami to Denver on the same day, with scheduled departure times in MIA 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 F99540 actually runs

Pro Flight Search has tracked every published board update for F99540 across the MIA and DEN boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at MIA and DEN.

The verdict above is that record speaking, so it reflects how F99540 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around F99540? 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: F99540 Miami to Denver on-time performance, measured from the MIA and DEN airport boards.

Canonical URL
https://proflightsearch.com/flight/F99540
How we measure this →