Historical on-time performance
Charlotte to Portland
812 miData through Dec 2025Source: US DOT · BTS
Flights on CLT–PWM arrive on time 76% of the time over the last 12 months.
On-time rate76%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled1.5%of scheduled flights
based on 611 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- American AirlinesOn-time76%Medianon timep9045 minCancel0.4%Flights456
- PSA AirlinesOn-time77%Medianon timep9050 minCancel4.5%Flights155
Why flights run late
Delay causes
- Airline36%
- Weather7%
- Air traffic (NAS)8%
- Late aircraft48%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly CLT → PWM
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 63% to 84% on time.
- Mornings84% on time · p90 25 min · 333 flights
- Evenings84% on time · p90 20 min · 97 flights · limited
- Middays79% on time · p90 40 min · 622 flights
- Afternoons67% on time · p90 75 min · 143 flights · limited
- Overnights63% on time · p90 80 min · 837 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 77% on time.
- Wednesdays77% on time · p90 55 min · 278 flights
- Saturdays75% on time · p90 45 min · 329 flights
- Tuesdays74% on time · p90 55 min · 273 flights
- Mondays73% on time · p90 60 min · 286 flights
- Thursdays72% on time · p90 55 min · 291 flights
- Fridays70% on time · p90 60 min · 288 flights
- Sundays69% on time · p90 65 min · 290 flights
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