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Route · SYR → PHL · 2020–2025 BTS data

Syracuse to Philadelphia

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SYR to PHL (Syracuse to Philadelphia) ranks #4580 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

86.9%
On-time
+7.9 pts
vs US avg
96 min
Delay when late
905
Flights
#4580 of 4927
Corpus placement

Cancelled

2.3%

Best Month

Aug 2024 94%

Worst Month

Jan 2020 69%

Distance

228 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Jul 2025 31 4 1 0 OH,YX
Sep 2024 50 10 0 0 YX,OH
Aug 2024 51 3 1 0 OH
Jul 2024 31 3 1 0 OH
Dec 2023 34 2 0 0 YX
Jul 2023 31 8 3 0 YX,OH
Jun 2023 30 4 1 0 YX
Jan 2023 31 5 1 0 YX,OH
Oct 2022 38 4 0 0 OH
Sep 2022 52 5 0 0 OH,YX
Aug 2022 31 1 0 0 OH
Oct 2021 35 0 0 0 OH,YX
Sep 2021 48 2 1 0 OH,YX
Aug 2021 31 2 0 0 OH
Jun 2021 31 1 0 0 OH
May 2021 42 7 0 0 OH
Dec 2020 37 4 1 0 OH
Nov 2020 42 4 0 0 OH
Oct 2020 38 7 0 0 OH,YX
Aug 2020 31 5 1 0 OH
Mar 2020 62 9 8 0 YX,OH
Feb 2020 47 13 2 0 OH,YX
Jan 2020 51 16 0 0 OH,YX

SYR–PHL seasonal on-time pattern

Best: August (92.4%) · weakest: February (72.3%)

70%75%80%85%90%95% JanFebMarMayJunJulAugSepOctNovDec 91.5%

Strongest calendar month

August

92.4% on-time · ~36 flights/mo

Busiest calendar month

March

~62 flights/mo avg

Weakest calendar month

February

72.3% on-time · ~47 flights/mo

Cancellation Rate

2.3%

21 of 905 flights

Diversion Rate

0.0%

0 of 905 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

SYR - Syracuse

Full on-time, delay-cause, and seasonal performance for Syracuse, NY.

SYR on-time profile

PHL - Philadelphia

Full on-time, delay-cause, and seasonal performance for Philadelphia, PA.

PHL on-time profile

Compare the two airports

See SYR and PHL side by side on delays, cancellations, and reliability.

Compare SYR vs PHL

Origin-hub reliability standing

Among SYR's stronger departures

SYR → PHL posts a 86.9% on-time rate, landing in the ≥85% band with 4 of 15 BTS-tracked routes leaving Syracuse. The same hub also shows 10 mid-band and 1 challenged departures · fleet-wide on-time rank #665 of 4927 (highest on-time = #1).

What the Data Says About SYR to PHL

Syracuse to Philadelphia (SYR to PHL) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 86.9% on-time rate across 905 flights, with delays that do happen averaging 96.4 minutes. The corridor runs roughly 228 miles and is served by 4 carriers. Over the most recent 24 months, 21 of 905 flights were cancelled (2.3%) and 0 diverted (0.0%).

The monthly split is wide on this route: Aug 2024 posted the strongest performance at 94% on-time, while Jan 2020 came in at just 69% - a 26-point swing worth factoring into travel timing.

On the multi-year calendar, SYR–PHL peaks in August at 92.4% on-time while March carries the heaviest traffic (~62 flights per month) ; the softest month is February at 72.3%, 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 SYR to PHL rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, SYR to PHL ranks #4580 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 SYR to PHL? ▼
Flights from Syracuse to Philadelphia have a 86.9% on-time rate based on 905 flights. The average delay is 96.4 minutes. The best recent month was Aug 2024 with 94% on-time.
What is the cancellation rate for SYR to PHL? ▼
Over the last 24 months, 2.3% of flights on this route were cancelled (21 of 905 flights) and 0.0% were diverted.
How far is the flight from SYR to PHL? ▼
The flight distance from Syracuse (SYR) to Philadelphia (PHL) is approximately 228 miles. This route is served by 4 carriers.
When is the best time to fly from SYR to PHL? ▼
The best recent month for on-time performance was Aug 2024 (94% on-time). The worst was Jan 2020 (69% on-time). Consider booking during months with historically better performance.

Airports on this route

SYR Airport

Syracuse
PHL Airport

Philadelphia
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 SYR–PHL data

SYR–PHL runs 7.9 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare SYR and PHL airport profiles: delay causes and top routes differ even on the same corridor. SYR airport
  • If your dates flex, August (92.4% on-time) beats February (72.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 86.9% 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.