Route · BHM → PHL · 2020–2025 BTS data
Birmingham to Philadelphia
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BHM to PHL (Birmingham to Philadelphia) ranks #3593 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 81.4%
- On-time
- +2.4 pts
- vs US avg
- 95 min
- Delay when late
- 2,381
- Flights
- #3593 of 4927
- Corpus placement
Cancelled
1.7%
Best Month
Apr 2024 93%
Worst Month
May 2024 71%
Distance
772 mi
Carriers
5
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 30 | 5 | 1 | 0 | OH |
| Nov 2025 | 31 | 8 | 0 | 0 | OH,YX |
| Oct 2025 | 61 | 5 | 0 | 0 | OH,YX |
| Sep 2025 | 52 | 6 | 0 | 1 | OH |
| Aug 2025 | 59 | 12 | 0 | 0 | OH |
| Jul 2025 | 49 | 10 | 4 | 1 | AA,OH |
| Jun 2025 | 47 | 13 | 5 | 1 | AA,OH |
| May 2025 | 58 | 14 | 5 | 0 | OH |
| Apr 2025 | 53 | 5 | 0 | 0 | OH |
| Mar 2025 | 31 | 4 | 0 | 0 | OH |
| Dec 2024 | 36 | 8 | 0 | 0 | OH |
| Nov 2024 | 42 | 8 | 0 | 0 | OH |
| Oct 2024 | 60 | 9 | 0 | 0 | OH |
| Sep 2024 | 56 | 11 | 1 | 0 | OH |
| Aug 2024 | 61 | 10 | 2 | 0 | OH |
| Jul 2024 | 53 | 11 | 1 | 1 | OH |
| Jun 2024 | 53 | 10 | 0 | 0 | OH |
| May 2024 | 62 | 18 | 0 | 0 | OH |
| Apr 2024 | 57 | 4 | 0 | 0 | OH |
| Mar 2024 | 31 | 7 | 0 | 0 | OH |
| Jan 2024 | 31 | 8 | 0 | 0 | OH |
| Dec 2023 | 30 | 3 | 0 | 0 | OH |
| Oct 2023 | 35 | 2 | 0 | 0 | OH |
| Sep 2023 | 54 | 5 | 0 | 1 | OH |
BHM–PHL seasonal on-time pattern
Best: October (88.3%) · weakest: August (76.6%)
Strongest calendar month
October
88.3% on-time · ~49 flights/mo
Busiest calendar month
February
~55 flights/mo avg
Weakest calendar month
August
76.6% on-time · ~50 flights/mo
Cancellation Rate
1.7%
19 of 1,132 flights
Diversion Rate
0.4%
5 of 1,132 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
BHM - Birmingham
Full on-time, delay-cause, and seasonal performance for Birmingham, AL.
BHM on-time profilePHL - Philadelphia
Full on-time, delay-cause, and seasonal performance for Philadelphia, PA.
PHL on-time profileCompare the two airports
See BHM and PHL side by side on delays, cancellations, and reliability.
Compare BHM vs PHLOrigin-hub reliability standing
Mid-pack among BHM departures
From BHM, this corridor sits with 16 other 75–85% on-time routes out of 18 tracked departures, not the hub's reliability leaders (2 at ≥85%) and not the softest ( 0 below 75%). Destination: Philadelphia · fleet on-time rank #2566 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to BHM–PHL.
Routes with a similar on-time rate
What the Data Says About BHM to PHL
2,381 tracked flights put the BHM to PHL pairing (Birmingham to Philadelphia) at a 81.4% on-time rate, squarely in line with the wider network. Delays that do occur run 94.7 minutes on average. Across the 772-mile route and its 5 carriers, the trailing 24 months show 1.7% cancelled and 0.4% diverted (1,132 flights sampled).
The monthly split is wide on this route: Apr 2024 posted the strongest performance at 93% on-time, while May 2024 came in at just 71% - a 22-point swing worth factoring into travel timing.
On the multi-year calendar, BHM–PHL peaks in October at 88.3% on-time while February carries the heaviest traffic (~55 flights per month) ; the softest month is August at 76.6%, a 11.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does BHM to PHL rank among US routes by traffic? ▼
How often are flights delayed from BHM to PHL? ▼
What is the cancellation rate for BHM to PHL? ▼
How far is the flight from BHM to PHL? ▼
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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 BHM–PHL data
BHM–PHL is mid-pack at 81.4% on-time; month and carrier mix move more than the corridor headline.
- Compare BHM and PHL airport profiles: delay causes and top routes differ even on the same corridor. BHM airport
- If your dates flex, October (88.3% on-time) beats August (76.6%) on this corridor. Seasonal chart
- 4 other routes post a similar 81.4% 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.