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Route · PIT → PHL · 2020–2025 BTS data

Pittsburgh to Philadelphia

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), PIT to PHL (Pittsburgh to Philadelphia) ranks #1507 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

81.1%
On-time
+2.1 pts
vs US avg
84 min
Delay when late
8,155
Flights
#1507 of 4927
Corpus placement

Cancelled

2.4%

Best Month

Nov 2024 87%

Worst Month

Aug 2025 60%

Distance

268 mi

Carriers

24

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 60 13 1 0 YX,OH,F9
Nov 2025 91 13 0 0 F9,OH,AA,YX
Oct 2025 172 44 1 0 AA,OH,F9
Sep 2025 122 31 0 0 OH,F9,AA
Aug 2025 139 55 1 0 AA,YX,F9,OH
Jul 2025 139 50 16 0 AA,OH,YX,F9
Jun 2025 146 51 7 1 AA,OH,YX,F9
May 2025 201 70 4 0 AA,OH,F9
Apr 2025 186 45 0 0 F9,OH,YX,AA
Mar 2025 61 12 1 0 AA,OH,YX
Feb 2025 82 17 7 0 AA,OH,YX
Jan 2025 71 27 2 0 AA,OH,YX
Dec 2024 75 18 0 0 AA,F9,OH,YX
Nov 2024 126 17 0 0 YX,OH,F9,AA
Oct 2024 204 33 0 0 YX,F9,AA,OH
Sep 2024 184 52 0 0 YX,OH,AA,F9
Aug 2024 218 72 12 0 AA,F9,OH,YX
Jul 2024 234 76 14 0 AA,F9,OH,YX
Jun 2024 195 57 8 1 AA,F9,OH,YX
May 2024 181 31 3 0 AA,F9,OH,YX
Apr 2024 118 27 0 1 AA,OH,YX
Mar 2024 70 10 0 0 AA,OH,YX
Feb 2024 70 10 0 0 AA,OH,YX
Jan 2024 65 17 1 0 AA,YX

PIT–PHL seasonal on-time pattern

Best: November (89.1%) · weakest: July (74.0%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 82.6%

Strongest calendar month

November

89.1% on-time · ~99 flights/mo

Busiest calendar month

July

~139 flights/mo avg

Weakest calendar month

July

74.0% on-time · ~139 flights/mo

Cancellation Rate

2.4%

78 of 3,210 flights

Diversion Rate

0.1%

3 of 3,210 flights

Origin-hub reliability standing

Mid-pack among PIT departures

From PIT, this corridor sits with 19 other 75–85% on-time routes out of 33 tracked departures, not the hub's reliability leaders (13 at ≥85%) and not the softest ( 1 below 75%). Destination: Philadelphia · fleet on-time rank #2718 of 4927.

What the Data Says About PIT to PHL

8,155 tracked flights put the PIT to PHL pairing (Pittsburgh to Philadelphia) at a 81.1% on-time rate, squarely in line with the wider network. Delays that do occur run 84.2 minutes on average. Across the 268-mile route and its 24 carriers, the trailing 24 months show 2.4% cancelled and 0.1% diverted (3,210 flights sampled).

The monthly split is wide on this route: Nov 2024 posted the strongest performance at 87% on-time, while Aug 2025 came in at just 60% - a 26-point swing worth factoring into travel timing.

On the multi-year calendar, PIT–PHL peaks in November at 89.1% on-time while July carries the heaviest traffic (~139 flights per month) ; the softest month is July at 74.0%, a 15.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does PIT to PHL rank among US routes by traffic?
According to PlainFlights' route traffic ranking, PIT to PHL ranks #1507 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 PIT to PHL?
Flights from Pittsburgh to Philadelphia have a 81.1% on-time rate based on 8,155 flights. The average delay is 84.2 minutes. The best recent month was Nov 2024 with 87% on-time.
What is the cancellation rate for PIT to PHL?
Over the last 24 months, 2.4% of flights on this route were cancelled (78 of 3,210 flights) and 0.1% were diverted.
How far is the flight from PIT to PHL?
The flight distance from Pittsburgh (PIT) to Philadelphia (PHL) is approximately 268 miles. This route is served by 24 carriers.
When is the best time to fly from PIT to PHL?
The best recent month for on-time performance was Nov 2024 (87% on-time). The worst was Aug 2025 (60% 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 PIT–PHL data

PIT–PHL is mid-pack at 81.1% on-time; month and carrier mix move more than the corridor headline.

  • Compare PIT and PHL airport profiles: delay causes and top routes differ even on the same corridor. PIT airport
  • If your dates flex, November (89.1% on-time) beats July (74.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 81.1% 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.

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.