Route · ATL → FLL · 2020–2025 BTS data
Atlanta to Fort Lauderdale
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ATL to FLL (Atlanta to Fort Lauderdale) ranks #24 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 77.2%
- On-time
- -1.8 pts
- vs US avg
- 67 min
- Delay when late
- 42,441
- Flights
- #24 of 4927
- Corpus placement
Cancelled
1.3%
Best Month
Sep 2025 85%
Worst Month
Jun 2025 55%
Distance
581 mi
Carriers
31
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 687 | 235 | 16 | 0 | B6,DL,F9,NK |
| Nov 2025 | 608 | 140 | 14 | 0 | DL,F9,NK,B6 |
| Oct 2025 | 487 | 102 | 1 | 1 | DL,F9,NK |
| Sep 2025 | 453 | 68 | 0 | 2 | DL,NK,F9 |
| Aug 2025 | 495 | 140 | 1 | 2 | F9,NK,DL |
| Jul 2025 | 526 | 202 | 8 | 5 | DL,NK,F9 |
| Jun 2025 | 525 | 235 | 10 | 0 | DL,NK,F9 |
| May 2025 | 531 | 160 | 0 | 2 | DL,NK,F9 |
| Apr 2025 | 532 | 151 | 9 | 1 | DL,F9,NK,WN |
| Mar 2025 | 599 | 194 | 9 | 1 | DL,NK,WN,F9 |
| Feb 2025 | 528 | 137 | 1 | 0 | DL,WN,F9,NK |
| Jan 2025 | 580 | 159 | 27 | 1 | DL,WN,F9,NK |
| Dec 2024 | 607 | 179 | 1 | 0 | DL,F9,NK,WN |
| Nov 2024 | 576 | 99 | 0 | 0 | NK,WN,DL,F9 |
| Oct 2024 | 571 | 93 | 3 | 0 | DL,NK,F9,WN |
| Sep 2024 | 539 | 106 | 5 | 1 | WN,NK,DL,F9 |
| Aug 2024 | 587 | 169 | 13 | 3 | DL,F9,NK,WN |
| Jul 2024 | 636 | 233 | 32 | 0 | DL,F9,NK,WN |
| Jun 2024 | 632 | 166 | 20 | 3 | B6,DL,F9,NK,WN |
| May 2024 | 703 | 209 | 6 | 0 | B6,DL,F9,NK,WN |
| Apr 2024 | 707 | 149 | 2 | 2 | B6,DL,F9,NK,WN |
| Mar 2024 | 733 | 230 | 10 | 2 | B6,DL,F9,NK,WN |
| Feb 2024 | 679 | 132 | 0 | 1 | B6,DL,F9,NK,WN |
| Jan 2024 | 732 | 178 | 0 | 0 | B6,DL,F9,NK,WN |
ATL–FLL seasonal on-time pattern
Best: September (83.5%) · weakest: July (67.7%)
Strongest calendar month
September
83.5% on-time · ~519 flights/mo
Busiest calendar month
March
~686 flights/mo avg
Weakest calendar month
July
67.7% on-time · ~575 flights/mo
Cancellation Rate
1.3%
188 of 14,253 flights
Diversion Rate
0.2%
27 of 14,253 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ATL - Atlanta
Full on-time, delay-cause, and seasonal performance for Atlanta, GA.
ATL on-time profileFLL - Fort Lauderdale
Full on-time, delay-cause, and seasonal performance for Fort Lauderdale, FL.
FLL on-time profileCompare the two airports
See ATL and FLL side by side on delays, cancellations, and reliability.
Compare ATL vs FLLOrigin-hub reliability standing
Mid-pack among ATL departures
From ATL, this corridor sits with 75 other 75–85% on-time routes out of 144 tracked departures, not the hub's reliability leaders (67 at ≥85%) and not the softest ( 2 below 75%). Destination: Fort Lauderdale · fleet on-time rank #4035 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to ATL–FLL.
Routes with a similar on-time rate
What the Data Says About ATL to FLL
The Atlanta to Fort Lauderdale corridor (ATL to FLL) posts a 77.2% on-time rate on the lower edge of the average band, based on 42,441 tracked flights. Late flights run 67.1 minutes behind on average. 31 carriers cover the 581-mile route; over the last 24 months, 188 of 14,253 flights were cancelled (1.3%) and 0.2% diverted.
The monthly split is wide on this route: Sep 2025 posted the strongest performance at 85% on-time, while Jun 2025 came in at just 55% - a 30-point swing worth factoring into travel timing.
On the multi-year calendar, ATL–FLL peaks in September at 83.5% on-time while March carries the heaviest traffic (~686 flights per month) ; the softest month is July at 67.7%, a 15.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does ATL to FLL rank among US routes by traffic? ▼
How often are flights delayed from ATL to FLL? ▼
What is the cancellation rate for ATL to FLL? ▼
How far is the flight from ATL to FLL? ▼
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Airports on this route
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Using ATL–FLL data
ATL–FLL is mid-pack at 77.2% on-time; month and carrier mix move more than the corridor headline.
- Compare ATL and FLL airport profiles: delay causes and top routes differ even on the same corridor. ATL airport
- If your dates flex, September (83.5% on-time) beats July (67.7%) on this corridor. Seasonal chart
- 4 other routes post a similar 77.2% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.