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Airport · ABE · Allentown/Bethlehem/Easton, Pennsylvania

Allentown/Bethlehem/Easton, PA

Allentown/Bethlehem/Easton, PA posts above-median on-time performance among the 382 tracked U.S. airports, as a mid-size U.S. airport. According to the U.S. DOT Bureau of Transportation Statistics, drawn from 48,496 flights (2020–2025); its biggest delay driver is carrier.

Data updated 2026-06-13

83.7%
On-time
Top 46%
on-time, US airports
90 min
Delay when late
1.37%
Cancelled

Key Performance Metrics

Total Flights

48,496

Best Month

Nov 94.6%

Worst Month

Jul 90%

Delayed

7,896

Cancelled

662

ABE on-time rate vs. the national average

Ahead of the U.S. average across all 382 tracked airports.

0%100%U.S. average79%83.7%

Where ABE sits among all 382 tracked airports

ABE's 83.7% on-time rate falls in the 80-85% band, the 192-airport band it shares.

National on-time-rate distribution

airports

What this shows ABE is marked in the 80-85% band.

Delay Cause Breakdown

Top delay cause: Carrier. Total delay minutes: 345,614.

Late Aircraft 29.1% (100,448 min)
Carrier 45.4% (156,933 min)
NAS (National Aviation System) 15.9% (55,026 min)
Weather 8.8% (30,433 min)
Security 0.8% (2,774 min)

ABE - seasonal on-time pattern

Best: November (94.6%) · worst: July (90%)

88%90%92%94%96% JanFebMarAprMayJunJulAugSepOctNovDec 92.3%

Seasonal Performance Patterns

Monthly averages across all years of data. Best month: November (94.6% on-time). Most delays: July (90% on-time).

Month Avg Flights Avg Delayed Avg Cancelled On-Time %
December 666 116 6 92.3%
November 636 81 1 94.6%
October 722 89 3 94.6%
September 606 78 4 94.6%
August 713 135 7 92%
July 730 177 6 90%
June 727 167 6 90.9%
May 695 99 20 94%
April 667 87 25 94.6%
March 724 111 16 93.3%
February 603 90 9 93.3%
January 596 88 8 93.3%

Year-Over-Year Performance

Annual flight volume and on-time trends at ABE.

ABE - on-time rate by year

2020–2025, year-over-year trend.

91%92%93%94%95% 202020212022202320242025 94.6% 92.1% ▼ -2.6%
Year Flights Delayed Cancelled On-Time %
2025 6,074 481 39 92.1%
2024 8,673 689 71 92.1%
2023 8,817 630 25 92.9%
2022 8,720 603 103 93.1%
2021 9,098 572 58 93.7%
2020 7,114 382 366 94.6%

Cancellation & Diversion Analysis

Flight disruption statistics for Allentown/Bethlehem/Easton, PA.

Cancellation Rate

1.37%

662 of 48,496 flights

Diversion Rate

0.15%

75 of 48,496 flights

Delay Rate

16.3%

7,896 of 48,496 flights

Monthly Performance

Recent 24 months of flight data.

Period Flights Dep Delayed Arr Delayed Cancelled Diverted
Dec 2025 574 66 80 8 2
Nov 2025 514 41 46 0 2
Oct 2025 562 31 47 0 1
Sep 2025 486 20 35 1 1
Aug 2025 544 49 74 1 1
Jul 2025 500 46 81 1 2
Jun 2025 516 49 92 12 3
May 2025 446 41 55 0 0
Apr 2025 452 27 37 0 1
Mar 2025 538 41 53 3 3
Feb 2025 476 40 45 7 1
Jan 2025 466 30 50 6 0
Dec 2024 696 68 79 6 4
Nov 2024 633 38 43 0 0
Oct 2024 726 49 48 11 1
Sep 2024 642 41 51 4 1
Aug 2024 737 69 84 9 1
Jul 2024 750 78 120 15 2
Jun 2024 829 76 95 3 3
May 2024 782 66 83 5 1
Apr 2024 728 58 69 2 1
Mar 2024 784 51 58 2 0
Feb 2024 668 34 43 3 2
Jan 2024 698 61 57 11 3

What the Data Says About ABE

Allentown/Bethlehem/Easton, PA in Allentown/Bethlehem/Easton, Pennsylvania handled 48,496 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 83.7% on-time departure rate. Of those flights, 7,896 experienced delays, 662 were cancelled, and 75 were diverted. The cancellation rate works out to 1.37%, the diversion rate to 0.15%, and the average delay when departures run late is 90.3 minutes. These figures are the baseline for comparing ABE against other airports in the same state and nationally.

Breaking down what drives delays at ABE, Carrier leads the pack. Carrier accounts for 45.4% of total delay minutes, followed by Late Aircraft at 29.1% and NAS (National Aviation System) at 15.9%. Weather contributes 8.8% of delay minutes at this airport, while security holds the smallest share at 0.8%. Travelers often overestimate the weather share; the BTS categorization shows late-arriving aircraft and carrier operations as the larger contributors.

Seasonally, November runs the cleanest at ABE with a 94.6% on-time rate, while July is the roughest at 90% - a 5-point swing between best and worst month. Volume peaks in July, when average flights hit 730. The busiest route connecting ABE is to CLT (Charlotte), with 6,086 flights at a 88.7% on-time rate. Combine these numbers - 83.7% on-time, 90.3-minute average delay, 1.37% cancellation rate, and you have a concrete picture of departure reliability at Allentown/Bethlehem/Easton, PA.

Frequently Asked Questions

What is the on-time performance rate at Allentown/Bethlehem/Easton, PA (ABE)?
Allentown/Bethlehem/Easton, PA has an overall on-time departure rate of 83.7%. Out of 48,496 total flights tracked, 7,896 experienced delays and 662 were cancelled.
What is the most common cause of delays at ABE?
The top delay cause at Allentown/Bethlehem/Easton, PA is Carrier. Carrier accounts for 45.4% of all delay minutes.
What is the average delay time at ABE?
The average delay at Allentown/Bethlehem/Easton, PA is 90.3 minutes. This includes delays from carrier issues, weather, National Aviation System constraints, security, and late-arriving aircraft.
What is the best month to fly from ABE?
Based on historical data, November has the best on-time performance at ABE with 94.6% of flights departing on time.
What is the worst month for delays at ABE?
July tends to have the most delays at ABE, with an on-time rate of only 90%.
How many routes operate from ABE?
Allentown/Bethlehem/Easton, PA serves at least 10 routes. The busiest route is ABE to CLT (Allentown/Bethlehem/Easton - Charlotte) with 6,086 flights.
What is the cancellation rate at ABE?
Allentown/Bethlehem/Easton, PA has a cancellation rate of 1.37%, based on 662 cancelled flights out of 48,496 total flights tracked.

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Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025). Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.

Using ABE's data

An airport-level on-time rate is a starting point, not a guarantee for your specific flight.

On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.

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 Editorial

Source: U.S. Bureau of Transportation Statistics (BTS) Airline on-time performance and operational reliability · 2025

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. Airport figures are computed directly from BTS On-Time Performance data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.