Route · ORD → EYW · 2020–2025 BTS data
Chicago to Key West
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ORD to EYW (Chicago to Key West) ranks #3398 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 75.1%
- On-time
- -3.9 pts
- vs US avg
- 61 min
- Delay when late
- 2,778
- Flights
- #3398 of 4927
- Corpus placement
Cancelled
1.3%
Best Month
Nov 2024 87%
Worst Month
Feb 2022 45%
Distance
1,251 mi
Carriers
16
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 89 | 30 | 1 | 0 | YX,MQ,UA |
| Nov 2025 | 69 | 17 | 3 | 0 | MQ,YX |
| May 2025 | 31 | 10 | 0 | 0 | MQ |
| Apr 2025 | 64 | 17 | 2 | 0 | MQ,UA |
| Mar 2025 | 83 | 19 | 0 | 3 | YX,UA,MQ |
| Feb 2025 | 56 | 8 | 0 | 0 | UA,MQ |
| Jan 2025 | 66 | 19 | 0 | 0 | UA,MQ |
| Dec 2024 | 70 | 9 | 1 | 2 | MQ,UA,YX |
| Nov 2024 | 55 | 7 | 0 | 0 | UA,MQ |
| Apr 2024 | 60 | 9 | 0 | 0 | MQ,UA |
| Mar 2024 | 62 | 22 | 0 | 0 | MQ,UA |
| Feb 2024 | 58 | 8 | 0 | 0 | MQ,UA |
| Jan 2024 | 62 | 22 | 3 | 2 | MQ,UA |
| Dec 2023 | 42 | 14 | 0 | 0 | UA,MQ |
| Apr 2023 | 60 | 14 | 1 | 0 | YX,MQ |
| Mar 2023 | 62 | 16 | 0 | 0 | MQ,YX |
| Feb 2023 | 54 | 8 | 0 | 0 | MQ,YX |
| Jan 2023 | 44 | 7 | 1 | 1 | MQ,YX |
| Dec 2022 | 48 | 17 | 0 | 0 | YX,MQ |
| May 2022 | 36 | 11 | 0 | 0 | YX,AA |
| Apr 2022 | 61 | 11 | 1 | 1 | MQ,YX,AA |
| Mar 2022 | 66 | 30 | 0 | 1 | MQ,YX,AA |
| Feb 2022 | 60 | 33 | 1 | 0 | AA,YX,MQ |
| Jan 2022 | 67 | 33 | 4 | 1 | MQ,YX,AA |
ORD–EYW seasonal on-time pattern
Best: September (86.0%) · weakest: June (52.1%)
Strongest calendar month
September
86.0% on-time · ~50 flights/mo
Busiest calendar month
June
~117 flights/mo avg
Weakest calendar month
June
52.1% on-time · ~117 flights/mo
Cancellation Rate
1.3%
18 of 1,425 flights
Diversion Rate
0.8%
11 of 1,425 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ORD - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
ORD on-time profileEYW - Key West
Full on-time, delay-cause, and seasonal performance for Key West, FL.
EYW on-time profileCompare the two airports
See ORD and EYW side by side on delays, cancellations, and reliability.
Compare ORD vs EYWOrigin-hub reliability standing
Mid-pack among ORD departures
From ORD, this corridor sits with 147 other 75–85% on-time routes out of 168 tracked departures, not the hub's reliability leaders (10 at ≥85%) and not the softest ( 11 below 75%). Destination: Key West · fleet on-time rank #4457 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to ORD–EYW.
Routes with a similar on-time rate
What the Data Says About ORD to EYW
The Chicago to Key West corridor (ORD to EYW) posts a 75.1% on-time rate on the lower edge of the average band, based on 2,778 tracked flights. Late flights run 60.9 minutes behind on average. 16 carriers cover the 1,251-mile route; over the last 24 months, 18 of 1,425 flights were cancelled (1.3%) and 0.8% diverted.
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 87% on-time, while Feb 2022 came in at just 45% - a 42-point swing worth factoring into travel timing.
On the multi-year calendar, ORD–EYW peaks in September at 86.0% on-time while June carries the heaviest traffic (~117 flights per month) ; the softest month is June at 52.1%, a 33.9-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does ORD to EYW rank among US routes by traffic? ▼
How often are flights delayed from ORD to EYW? ▼
What is the cancellation rate for ORD to EYW? ▼
How far is the flight from ORD to EYW? ▼
When is the best time to fly from ORD to EYW? ▼
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 ORD–EYW data
ORD–EYW is mid-pack at 75.1% on-time; month and carrier mix move more than the corridor headline.
- Compare ORD and EYW airport profiles: delay causes and top routes differ even on the same corridor. ORD airport
- If your dates flex, September (86.0% on-time) beats June (52.1%) on this corridor. Seasonal chart
- 4 other routes post a similar 75.1% 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.