SAN to PHL flight delays & on-time performance
Nonstop flights from San Diego International Airport to Philadelphia International Airport · 2,370 miles · Aug 2025 – Jul 2026
- SAN: Airport closed. Closed, expected to reopen Oct 11 at 13:00 UTC.
On-time arrivals
88%
arrived < 15 min late
Cancelled
1.4%
15 flights
Avg arrival delay
15 min
119 min when late
Airlines
1
1,046 flights tracked
Key facts
- Flights from San Diego (SAN) to Philadelphia (PHL) arrived on time 88% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.4% were cancelled, and 4% arrived an hour or more late.
- American Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 10pm did best (94% on time); around 9am did worst (81%).
- Sunday was the most reliable day to fly (90% on time) and Thursday the least (85%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (51%).
Which airline is most on time from SAN to PHL?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| American Airlines | 88% | 1.4% | 15 min | 4.3% | 1,046 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am92%326 flights
- 9am81%364 flights
- 11am91%37 flights
- 9pm86%124 flights
- 10pm94%195 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday88%2.6% cancelled
- Tuesday89%1.3% cancelled
- Wednesday87%0.7% cancelled
- Thursday85%0.0% cancelled
- Friday89%0.7% cancelled
- Saturday88%2.0% cancelled
- Sunday90%2.7% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)51%
- Late-arriving aircraft27%
- Extreme weather11%
- Air traffic control & airport congestion9%
- Security1%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather93%
- Air traffic control & airport congestion7%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
SAN to PHL: common questions
- How often are SAN to PHL flights on time?
- 88% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from San Diego to Philadelphia cancelled?
- 1.4% of scheduled flights were cancelled (15 of 1,046).
- How long are typical delays?
- Across all flights the average arrival delay was 15 min (early arrivals count as zero). Flights that were late arrived 119 min behind schedule on average, and 4.3% of flights were an hour or more late.
- How long is taxi time at SAN?
- Flights on this route spent 24 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PHL to SAN — 79% on time
More flights from San Diego
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SAN → PHL, nonstop flights by US airlines that report to the DOT. How we calculate this.