Route Reliability
Los Angeles → Philadelphia
LAX–PHL · 2,402 miles · Los Angeles International Airport to Philadelphia International Airport
- 79%
- Arrive within 15 minutes
- 7 min
- Average arrival delay
- 1.6%
- Cancelled
- 2,445
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.American Airlines81%2,312 flights
- 2.Frontier Airlines44%107 flights
Not enough history to rank: Spirit Airlines (26 flights). We rank airlines only after 100 flights on the route.
What the data says
The 6–9 AM departure wins.
LAX–PHL flights departing between 6–9 AM arrived on time 89% of the time, versus 72% between 9 AM–12 PM.
Saturday comes out ahead.
A small edge: 81% on time on Saturdays against 77% on Thursdays.
American Airlines has a clear lead on this route.
American Airlines arrived on time 81% of the time on this route; Frontier Airlines managed 44%.
Ticking up lately.
LAX–PHL flights arrived on time 85% of the time over the last three months in the data, compared with 81% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon79%(347 flights)
- Tue80%(336 flights)
- Wed79%(331 flights)
- Thu77%(347 flights)
- Fri81%(359 flights)
- Sat81%(330 flights)
- Sun77%(349 flights)
- 12–3 AM82%(191 flights)
- 6–9 AM89%(526 flights)
- 9 AM–12 PM72%(452 flights)
- 12–3 PM79%(277 flights)
- 3–6 PM75%(364 flights)
- 9 PM–12 AM78%(589 flights)
Jun 75% → May 84% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 75% | 261 |
| July 2025 | 66% | 250 |
| August 2025 | 77% | 251 |
| September 2025 | 83% | 208 |
| October 2025 | 83% | 242 |
| November 2025 | 75% | 165 |
| December 2025 | 83% | 171 |
| January 2026 | 77% | 145 |
| February 2026 | 84% | 133 |
| March 2026 | 83% | 153 |
| April 2026 | 87% | 197 |
| May 2026 | 84% | 223 |
Keep nerding
Based on 2,445 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.