Route · EYW → ATL · 2020–2025 BTS data
Key West to Atlanta
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), EYW to ATL (Key West to Atlanta) ranks #1273 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 83.7%
- On-time
- +4.7 pts
- vs US avg
- 90 min
- Delay when late
- 9,309
- Flights
- #1273 of 4927
- Corpus placement
Cancelled
1.7%
Best Month
Aug 2024 95%
Worst Month
Mar 2025 69%
Distance
646 mi
Carriers
5
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 121 | 19 | 1 | 0 | DL |
| Nov 2025 | 119 | 17 | 6 | 1 | DL |
| Oct 2025 | 123 | 7 | 0 | 0 | DL |
| Sep 2025 | 120 | 13 | 0 | 0 | DL |
| Aug 2025 | 124 | 23 | 0 | 1 | DL |
| Jul 2025 | 123 | 30 | 0 | 2 | DL |
| Jun 2025 | 120 | 18 | 2 | 0 | DL |
| May 2025 | 124 | 21 | 0 | 1 | DL |
| Apr 2025 | 120 | 32 | 1 | 1 | DL |
| Mar 2025 | 124 | 38 | 3 | 1 | DL |
| Feb 2025 | 112 | 33 | 0 | 0 | DL |
| Jan 2025 | 118 | 32 | 4 | 0 | DL |
| Dec 2024 | 132 | 26 | 4 | 0 | 9E,DL |
| Nov 2024 | 119 | 12 | 0 | 0 | DL |
| Oct 2024 | 124 | 13 | 3 | 0 | DL |
| Sep 2024 | 120 | 10 | 6 | 0 | DL |
| Aug 2024 | 124 | 6 | 8 | 1 | DL |
| Jul 2024 | 124 | 30 | 9 | 1 | DL |
| Jun 2024 | 120 | 19 | 0 | 1 | DL |
| May 2024 | 124 | 29 | 0 | 1 | 9E,DL |
| Apr 2024 | 121 | 24 | 0 | 2 | 9E,DL |
| Mar 2024 | 127 | 31 | 2 | 0 | 9E,DL |
| Feb 2024 | 118 | 21 | 0 | 0 | 9E,DL |
| Jan 2024 | 127 | 27 | 0 | 0 | 9E,DL |
EYW–ATL seasonal on-time pattern
Best: November (90.4%) · weakest: March (79.7%)
Strongest calendar month
November
90.4% on-time · ~120 flights/mo
Busiest calendar month
March
~153 flights/mo avg
Weakest calendar month
March
79.7% on-time · ~153 flights/mo
Cancellation Rate
1.7%
49 of 2,928 flights
Diversion Rate
0.4%
13 of 2,928 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
EYW - Key West
Full on-time, delay-cause, and seasonal performance for Key West, FL.
EYW on-time profileATL - Atlanta
Full on-time, delay-cause, and seasonal performance for Atlanta, GA.
ATL on-time profileCompare the two airports
See EYW and ATL side by side on delays, cancellations, and reliability.
Compare EYW vs ATLOrigin-hub reliability standing
Mid-pack among EYW departures
From EYW, this corridor sits with 5 other 75–85% on-time routes out of 11 tracked departures, not the hub's reliability leaders (0 at ≥85%) and not the softest ( 6 below 75%). Destination: Atlanta · fleet on-time rank #1688 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to EYW–ATL.
Routes with a similar on-time rate
What the Data Says About EYW to ATL
Bureau of Transportation Statistics records show Key West to Atlanta (EYW to ATL) running a 83.7% on-time rate over 9,309 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 89.6 minutes. The 646-mile corridor is served by 5 carriers, and over the last 24 months 1.7% of 2,928 flights were cancelled, 0.4% diverted.
The monthly split is wide on this route: Aug 2024 posted the strongest performance at 95% on-time, while Mar 2025 came in at just 69% - a 26-point swing worth factoring into travel timing.
On the multi-year calendar, EYW–ATL peaks in November at 90.4% on-time while March carries the heaviest traffic (~153 flights per month) ; the softest month is March at 79.7%, a 10.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does EYW to ATL rank among US routes by traffic? ▼
How often are flights delayed from EYW to ATL? ▼
What is the cancellation rate for EYW to ATL? ▼
How far is the flight from EYW to ATL? ▼
When is the best time to fly from EYW to ATL? ▼
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 EYW–ATL data
EYW–ATL runs 4.7 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare EYW and ATL airport profiles: delay causes and top routes differ even on the same corridor. EYW airport
- If your dates flex, November (90.4% on-time) beats March (79.7%) on this corridor. Seasonal chart
- 4 other routes post a similar 83.7% 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.