Route Reliability
Philadelphia → Portland
PHL–PDX · 2,406 miles · Philadelphia International Airport to Portland International Airport
- 58%
- Arrive within 15 minutes
- 24 min
- Average arrival delay
- 4.3%
- Cancelled
- 140
- Flights in the data
Data through May 2026.
Airlines on this route
- American Airlines53% on time · 121 flights
- Alaska Airlines94% on time · 19 flights
Too little history on this route to call a winner. We rank airlines only after 100 flights each.
What the data says
The 3–6 PM departure wins.
PHL–PDX flights departing between 3–6 PM arrived on time 94% of the time, versus 49% between 6–9 PM.
Wednesdays have been rough.
PHL–PDX flights arrived on time 67% of the time on Sundays and just 47% on Wednesdays. That gap is worth planning around.
Keep a backup plan handy.
This route was cancelled 4.3% of the time. Typical for U.S. flights is around 1–2%.
Flights on this route
The breakdown
- Mon47%(17 flights)
- Tue53%(17 flights)
- Wed47%(15 flights)
- Thu65%(20 flights)
- Fri64%(22 flights)
- Sat59%(22 flights)
- Sun67%(21 flights)
- 6–9 AM90%(10 flights)
- 3–6 PM94%(18 flights)
- 6–9 PM49%(106 flights)
Jun 36% → May 92% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 36% | 25 |
| July 2025 | 43% | 28 |
| August 2025 | 60% | 30 |
| May 2026 | 92% | 39 |
Keep nerding
Based on 140 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.