VPS to SDF flight delays & on-time performance
Nonstop flights from Destin-Fort Walton Beach Airport to Louisville Muhammad Ali International Airport · 532 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at VPS or SDF right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Valparaiso (VPS) to Louisville (SDF) arrived on time 76% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0% were cancelled, and 8% arrived an hour or more late.
- Allegiant Air is the only airline reporting nonstop flights on this route.
- Departures scheduled around 1pm did best (83% on time); around 3pm did worst (57%).
- Thursday was the most reliable day to fly (79% on time) and Sunday the least (71%).
- The largest source of delay minutes was late-arriving aircraft (40%).
Which airline is most on time from VPS to SDF?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Allegiant Air | 76% | 0.0% | 16 min | 8.5% | 130 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 12pm81%31 flights
- 1pm83%24 flights
- 2pm75%20 flights
- 3pm57%21 flights
- 5pm67%12 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday80%0.0% cancelled
- Tuesday83%0.0% cancelled
- Wednesday100%0.0% cancelled
- Thursday79%0.0% cancelled
- Friday100%0.0% cancelled
- Saturday73%0.0% cancelled
- Sunday71%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft40%
- Airline (crew, maintenance, cleaning, fueling)35%
- Extreme weather14%
- Air traffic control & airport congestion12%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
VPS to SDF: common questions
- How often are VPS to SDF flights on time?
- 76% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Valparaiso to Louisville cancelled?
- 0.0% of scheduled flights were cancelled (0 of 130).
- How long are typical delays?
- Across all flights the average arrival delay was 16 min (early arrivals count as zero). Flights that were late arrived 62 min behind schedule on average, and 8.5% of flights were an hour or more late.
- How long is taxi time at VPS?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SDF to VPS — 69% on time
More flights from Valparaiso
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: VPS → SDF, nonstop flights by US airlines that report to the DOT. How we calculate this.