ATL to FLL flight delays & on-time performance
Nonstop flights from Hartsfield Jackson Atlanta International Airport to Fort Lauderdale Hollywood International Airport · 581 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ATL or FLL right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Atlanta (ATL) to Fort Lauderdale (FLL) arrived on time 71% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2.3% were cancelled, and 11% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (74% on time); Frontier Airlines was the least (64%).
- Departures scheduled around 7am did best (88% on time); around 7pm did worst (60%).
- Wednesday was the most reliable day to fly (80% on time) and Sunday the least (60%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (37%).
Which airline is most on time from ATL to FLL?
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 |
|---|---|---|---|---|---|
| Southwest Airlines | 100% | 0.0% | 0 min | 0.0% | 1 |
| Delta Air Lines | 74% | 1.7% | 16 min | 8.1% | 4,315 |
| JetBlue | 68% | 2.9% | 27 min | 13.0% | 763 |
| Spirit Airlines | 65% | 3.9% | 25 min | 14.4% | 1,216 |
| Frontier Airlines | 64% | 2.5% | 28 min | 16.5% | 970 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am78%275 flights
- 6am83%144 flights
- 7am88%544 flights
- 8am82%534 flights
- 9am75%515 flights
- 10am79%467 flights
- 11am68%382 flights
- 12pm72%458 flights
- 1pm71%273 flights
- 2pm71%440 flights
- 3pm65%451 flights
- 4pm63%439 flights
- 5pm63%559 flights
- 6pm57%144 flights
- 7pm60%377 flights
- 8pm61%244 flights
- 9pm64%377 flights
- 10pm66%609 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday69%3.3% cancelled
- Tuesday79%1.5% cancelled
- Wednesday80%0.7% cancelled
- Thursday71%0.6% cancelled
- Friday69%1.8% cancelled
- Saturday68%2.7% cancelled
- Sunday60%5.4% 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)37%
- Late-arriving aircraft35%
- Air traffic control & airport congestion24%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)62%
- Extreme weather29%
- Air traffic control & airport congestion8%
- Security0%
ATL to FLL: common questions
- How often are ATL to FLL flights on time?
- 71% 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 Atlanta to Fort Lauderdale cancelled?
- 2.3% of scheduled flights were cancelled (167 of 7,265).
- How long are typical delays?
- Across all flights the average arrival delay was 20 min (early arrivals count as zero). Flights that were late arrived 65 min behind schedule on average, and 10.8% of flights were an hour or more late.
- How long is taxi time at ATL?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: FLL to ATL — 71% on time
More flights from Atlanta
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ATL → FLL, nonstop flights by US airlines that report to the DOT. How we calculate this.