FLL → SDFFort Lauderdale to Louisville

live

Direct flights from Fort Lauderdale (FLL) to Louisville (SDF): 2 nonstop departures observed each week across 1 airline. The median arrival is 11 minutes early. No cancellations were recorded across the 3 tracked flights. The nonstop covers 1,444 km, an estimated 2 hours 21 minutes in the air. Measured by Pro Flight Search from live flight boards at Fort Lauderdale and Louisville. Updated 7 September 2026 at 19:48 UTC.

FLL Fort Lauderdale heavy · +50
SDF Louisville smooth · +0
1,444 km · ~2h 21m est.
dep bank 06:30–08:002x weekly
Under pressure · 1 airline · 2x weekly · nonstop
67 / 100

route health from live FLL and SDF delay boards

Median arrival delay is −11 min. 0 of 3 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−11 minacross the last 3 operated legs
Flight time~2h 21mestimated from route distance
Weekly departures2x1 direct airline on the leg

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Allegiant Air

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Allegiant AirG4

Flights G4512 06:30 Fr · G4518 07:40 Mo · G42120 08:00 Mo

History

operated legs · board outcomes
09-07G4518dep +6 → arr−22
09-07LXJ564dep +25 → arr+29
09-04G4512dep +13 → arr−11

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
FLLFort Lauderdale +50 min heavy 🌤 mostly cloudy · SW 5 kt Full FLL delay board →
SDFLouisville +0 min smooth 🌤 few clouds · NNE 6 kt Full SDF delay board →

Weather lens

Current conditions put the pressure at FLL and SDF: 43% odds of a 15+ minute delay and around +9 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Fort Lauderdale to Louisville route actually runs

Pro Flight Search records official board updates for nonstop FLL to SDF flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · 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 — Fort Lauderdale (FLL) to Louisville (SDF) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/FLL-SDF
How we measure this →

FLL to SDF questions

Is FLL–SDF running on time right now?

Some delays possible. The departure side at FLL is the weaker end, route health score 67/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on FLL–SDF?

Operators schedule morning departures around 06:30 from FLL. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SDF delay card to confirm conditions when you'd arrive.

How long is the flight from FLL to SDF?

Great-circle distance is 1,444 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 132–154 min gate-to-gate on this route.

How often does FLL–SDF fly?

Allegiant Air runs the route with about 3 flights a week (mon, fri). Since one carrier owns the route, a single disruption tends to ripple through the day.