PlainFlights

Route · ORD → PBI · 2020–2025 BTS data

Chicago to West Palm Beach/Palm Beach

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ORD to PBI (Chicago to West Palm Beach/Palm Beach) ranks #2431 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

78.8%
On-time
-0.2 pts
vs US avg
73 min
Delay when late
5,140
Flights
#2431 of 4927
Corpus placement

Cancelled

1.2%

Best Month

Oct 2024 96%

Worst Month

Aug 2025 63%

Distance

1,144 mi

Carriers

13

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 159 50 3 0 AA,UA
Nov 2025 120 33 4 0 UA,AA
Oct 2025 85 24 0 1 AA,UA
Sep 2025 48 17 0 0 UA,AA
Aug 2025 52 19 0 0 AA
Jul 2025 62 22 3 0 AA
Jun 2025 60 19 0 0 AA
May 2025 79 11 0 0 AA,UA
Apr 2025 120 15 1 0 F9,UA,AA
Mar 2025 159 44 2 2 AA,UA,F9
Feb 2025 138 28 1 1 AA,UA,F9
Jan 2025 146 30 0 0 AA,UA,F9
Dec 2024 119 43 0 0 AA,F9,UA
Nov 2024 76 7 0 0 UA,AA
Oct 2024 56 2 1 0 UA,AA
Aug 2024 31 4 2 1 AA
Jul 2024 31 14 0 0 AA
Jun 2024 34 19 1 0 AA
May 2024 85 20 1 1 AA,UA
Apr 2024 119 21 1 2 AA,UA
Mar 2024 144 36 0 0 AA,UA
Feb 2024 133 12 0 0 AA,UA
Jan 2024 146 46 8 1 AA,UA
Dec 2023 130 33 0 0 UA,AA

ORD–PBI seasonal on-time pattern

Best: May (85.4%) · weakest: December (71.3%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 71.3%

Strongest calendar month

May

85.4% on-time · ~74 flights/mo

Busiest calendar month

March

~128 flights/mo avg

Weakest calendar month

December

71.3% on-time · ~111 flights/mo

Cancellation Rate

1.2%

28 of 2,332 flights

Diversion Rate

0.4%

9 of 2,332 flights

Origin-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: West Palm Beach/Palm Beach · fleet on-time rank #3588 of 4927.

What the Data Says About ORD to PBI

5,140 tracked flights put the ORD to PBI pairing (Chicago to West Palm Beach/Palm Beach) at a 78.8% on-time rate, squarely in line with the wider network. Delays that do occur run 72.8 minutes on average. Across the 1,144-mile route and its 13 carriers, the trailing 24 months show 1.2% cancelled and 0.4% diverted (2,332 flights sampled).

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 96% on-time, while Aug 2025 came in at just 63% - a 33-point swing worth factoring into travel timing.

On the multi-year calendar, ORD–PBI peaks in May at 85.4% on-time while March carries the heaviest traffic (~128 flights per month) ; the softest month is December at 71.3%, a 14.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ORD to PBI rank among US routes by traffic?
According to PlainFlights' route traffic ranking, ORD to PBI ranks #2431 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from ORD to PBI?
Flights from Chicago to West Palm Beach/Palm Beach have a 78.8% on-time rate based on 5,140 flights. The average delay is 72.8 minutes. The best recent month was Oct 2024 with 96% on-time.
What is the cancellation rate for ORD to PBI?
Over the last 24 months, 1.2% of flights on this route were cancelled (28 of 2,332 flights) and 0.4% were diverted.
How far is the flight from ORD to PBI?
The flight distance from Chicago (ORD) to West Palm Beach/Palm Beach (PBI) is approximately 1,144 miles. This route is served by 13 carriers.
When is the best time to fly from ORD to PBI?
The best recent month for on-time performance was Oct 2024 (96% on-time). The worst was Aug 2025 (63% on-time). Consider booking during months with historically better performance.

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.

Using ORD–PBI data

ORD–PBI is mid-pack at 78.8% on-time; month and carrier mix move more than the corridor headline.

  • Compare ORD and PBI airport profiles: delay causes and top routes differ even on the same corridor. ORD airport
  • If your dates flex, May (85.4% on-time) beats December (71.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 78.8% 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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

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.