Charlotte (CLT) to Portland (PWM): On-Time Performance
Data through July 2026
Charlotte (CLT) to Portland (PWM) effectively runs on two schedules. In January 2025, 94% of arrivals were on time; in July 2024 that fell to 53% — a 41-point seasonal swing. Across the full period the route averages 74% on-time against a national 78%. Morning departures also hold up better than evening ones (82% vs 69%), which matters most in the rough months.
- On-time
- 74%
- arrived <15 min late
- Avg delay
- 21 min
- completed flights
- Cancelled
- 1.9%
- Flights/day
- 1.9
- last 12 months
- Duration
- 2h 17m
- scheduled
- Distance
- 813 mi
Best airline from CLT to PWM
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| PSA Airlinesmost reliable | 77% | 17 min | 4.2% | 212 |
| American Airlines | 73% | 22 min | 1.5% | 1,339 |
Monthly on-time trend
Best time to fly from CLT to PWM
Aim for departures around 9 a.m. (91% on-time); avoid 9 p.m. departures (58%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 72% | 22 min |
| Tuesday | 73% | 16 min |
| Wednesdaybest | 79% | 17 min |
| Thursday | 76% | 17 min |
| Friday | 70% | 22 min |
| Saturday | 77% | 15 min |
| Sunday | 68% | 39 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft43%
- Airline operations34%
- National airspace system8%
- Weather14%
Frequently asked questions
- How often are flights from CLT to PWM delayed?
- 26% of CLT–PWM flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 21 minutes.
- Which airline is most reliable from CLT to PWM?
- PSA Airlines has the best on-time record on this route at 77%, based on 212 flights. 2 airlines flew CLT–PWM frequently enough to compare in this period.
- What is the best time of day to fly from CLT to PWM?
- Departures around 9 a.m. have the best record (91% on-time), while departures around 9 p.m. have the worst (58%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from CLT to PWM?
- The scheduled CLT–PWM flight time averages 2h 17m over 813 miles. Actual arrival times vary — flights on this route land 15+ minutes late 26% of the time.
- How often are CLT to PWM flights cancelled?
- 1.9% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from CLT to PWM?
- July 2024 was the roughest month in this dataset, with only 53% of arrivals on time. The best was January 2025 at 94%. If your dates are flexible, that 41-point gap is worth planning around.
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Based on 1,551 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.