Route · EYW → EWR · 2020–2025 BTS data
Key West to Newark
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), EYW to EWR (Key West to Newark) ranks #3136 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 73.5%
- On-time
- -5.5 pts
- vs US avg
- 88 min
- Delay when late
- 3,449
- Flights
- #3136 of 4927
- Corpus placement
Cancelled
2.2%
Best Month
Dec 2023 90%
Worst Month
May 2024 75%
Distance
1,196 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 44 | 14 | 1 | 0 | YX,UA |
| Nov 2025 | 30 | 10 | 0 | 1 | UA |
| Oct 2025 | 31 | 12 | 1 | 0 | UA,YX |
| Sep 2025 | 30 | 6 | 0 | 0 | YX |
| Aug 2025 | 31 | 9 | 0 | 0 | YX,UA |
| Jul 2025 | 31 | 11 | 1 | 1 | UA |
| Jun 2025 | 30 | 7 | 0 | 1 | UA |
| May 2025 | 31 | 15 | 1 | 0 | UA |
| Apr 2025 | 30 | 7 | 0 | 1 | UA |
| Mar 2025 | 31 | 13 | 0 | 1 | UA |
| Jan 2025 | 31 | 8 | 0 | 0 | UA |
| Dec 2024 | 31 | 12 | 1 | 0 | UA |
| Nov 2024 | 30 | 10 | 0 | 0 | UA |
| Oct 2024 | 31 | 1 | 2 | 0 | UA |
| Sep 2024 | 30 | 7 | 2 | 2 | UA |
| Aug 2024 | 31 | 8 | 3 | 4 | UA |
| Jul 2024 | 31 | 17 | 1 | 0 | UA |
| Jun 2024 | 30 | 12 | 1 | 0 | UA |
| May 2024 | 53 | 13 | 0 | 3 | YX,UA |
| Apr 2024 | 60 | 14 | 3 | 1 | UA,YX |
| Mar 2024 | 62 | 12 | 0 | 0 | YX,UA |
| Feb 2024 | 58 | 11 | 1 | 0 | UA,YX |
| Jan 2024 | 61 | 7 | 2 | 0 | YX,UA |
| Dec 2023 | 60 | 6 | 0 | 0 | UA,YX |
EYW–EWR seasonal on-time pattern
Best: September (81.5%) · weakest: July (61.4%)
Strongest calendar month
September
81.5% on-time · ~31 flights/mo
Busiest calendar month
March
~77 flights/mo avg
Weakest calendar month
July
61.4% on-time · ~37 flights/mo
Cancellation Rate
2.2%
20 of 918 flights
Diversion Rate
1.6%
15 of 918 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 profileEWR - Newark
Full on-time, delay-cause, and seasonal performance for Newark, NJ.
EWR on-time profileCompare the two airports
See EYW and EWR side by side on delays, cancellations, and reliability.
Compare EYW vs EWROrigin-hub reliability standing
Softer reliability from EYW
Among 11 routes leaving EYW, only 6 (including this one) clear below 75% on-time, while 0 stay ≥85% and 5 sit mid-band. Travelers comparing EYW options should weigh this 73.5% print against those peers · fleet on-time rank #4638 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to EYW–EWR.
Routes with a similar on-time rate
What the Data Says About EYW to EWR
On-time performance on the EYW to EWR pairing (Key West to Newark) trails a chunk of the network: 73.5% of 3,449 tracked flights arrived on schedule, with a 88.2-minute average delay on the ones that ran late. The route spans about 1,196 miles across 4 carriers. Cancellations over the trailing 24 months hit 2.2% (20 of 918 flights), with 1.6% diverted.
Monthly performance varies moderately here: Dec 2023 was the strongest month at 90% on-time versus May 2024 at 75%, a 15-point difference.
On the multi-year calendar, EYW–EWR peaks in September at 81.5% on-time while March carries the heaviest traffic (~77 flights per month) ; the softest month is July at 61.4%, a 20.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does EYW to EWR rank among US routes by traffic? ▼
How often are flights delayed from EYW to EWR? ▼
What is the cancellation rate for EYW to EWR? ▼
How far is the flight from EYW to EWR? ▼
When is the best time to fly from EYW to EWR? ▼
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–EWR data
EYW–EWR sits 5.5 pts below the national 79% average; check the seasonal chart and airport profiles before treating the headline as typical.
- Compare EYW and EWR airport profiles: delay causes and top routes differ even on the same corridor. EYW airport
- If your dates flex, September (81.5% on-time) beats July (61.4%) on this corridor. Seasonal chart
- 4 other routes post a similar 73.5% 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.