SDF to DFW flight delays & on-time performance
Nonstop flights from Louisville Muhammad Ali International Airport to Dallas Fort Worth International Airport · 733 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SDF or DFW right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Louisville (SDF) to Dallas/Fort Worth (DFW) arrived on time 75% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 3.5% were cancelled, and 10% arrived an hour or more late.
- PSA Airlines was the most punctual airline here (79% on time); American Airlines was the least (72%).
- Departures scheduled around 6am did best (88% on time); around 7pm did worst (49%).
- Wednesday was the most reliable day to fly (77% on time) and Sunday the least (68%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (47%).
Which airline is most on time from SDF to DFW?
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 |
|---|---|---|---|---|---|
| PSA AirlinesRegional airline operating American Eagle flights. | 79% | 5.5% | 34 min | 8.9% | 419 |
| Envoy AirRegional airline operating American Eagle flights. | 79% | 2.1% | 15 min | 7.3% | 338 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 77% | 3.6% | 27 min | 5.7% | 56 |
| Spirit Airlines | 75% | 0.0% | 7 min | 0.0% | 4 |
| American Airlines | 72% | 3.2% | 33 min | 12.0% | 1,185 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am88%150 flights
- 7am81%327 flights
- 9am78%27 flights
- 10am75%192 flights
- 11am84%106 flights
- 12pm72%95 flights
- 1pm78%179 flights
- 2pm88%181 flights
- 3pm68%62 flights
- 4pm70%152 flights
- 5pm60%44 flights
- 6pm65%308 flights
- 7pm49%102 flights
- 8pm66%75 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday76%3.1% cancelled
- Tuesday77%4.2% cancelled
- Wednesday77%1.4% cancelled
- Thursday77%1.7% cancelled
- Friday76%4.3% cancelled
- Saturday72%5.1% cancelled
- Sunday68%4.7% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)47%
- Late-arriving aircraft36%
- Air traffic control & airport congestion13%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather77%
- Airline (crew, maintenance, cleaning, fueling)16%
- Air traffic control & airport congestion7%
- Security0%
SDF to DFW: common questions
- How often are SDF to DFW flights on time?
- 75% 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 Louisville to Dallas/Fort Worth cancelled?
- 3.5% of scheduled flights were cancelled (70 of 2,002).
- How long are typical delays?
- Across all flights the average arrival delay was 30 min (early arrivals count as zero). Flights that were late arrived 116 min behind schedule on average, and 10.4% of flights were an hour or more late.
- How long is taxi time at SDF?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: DFW to SDF — 71% on time
More flights from Louisville
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SDF → DFW, nonstop flights by US airlines that report to the DOT. How we calculate this.