Route Reliability
Nashville → Portland
BNA–PWM · 1,010 miles · Nashville International Airport to Portland International Jetport
- 80%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 0%
- Cancelled
- 160
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 80% of the time across 160 flights. No comparison to make.
What the data says
Morning flights do better here.
BNA–PWM flights departing between 9 AM–12 PM arrived on time 95% of the time, versus 69% between 12–3 PM.
Saturdays have been rough.
BNA–PWM flights arrived on time 97% of the time on Sundays and just 68% on Saturdays. That gap is worth planning around.
It basically never cancels.
Out of 160 scheduled flights, only 0.0% were cancelled.
Flights on this route
The breakdown
- Mon73%(22 flights)
- Tue91%(21 flights)
- Wed71%(21 flights)
- Thu77%(22 flights)
- Fri77%(22 flights)
- Sat68%(22 flights)
- Sun97%(30 flights)
- 6–9 AM—(1 flights)
- 9 AM–12 PM95%(61 flights)
- 12–3 PM69%(92 flights)
- 3–6 PM—(5 flights)
- 9 PM–12 AM—(1 flights)
Jun 44% → Oct 94% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 44% | 27 |
| July 2025 | 65% | 31 |
| August 2025 | 94% | 32 |
| September 2025 | 93% | 30 |
| October 2025 | 94% | 31 |
Keep nerding
Based on 160 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.