BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
CLT→PWM

Charlotte, NC (CLT) to Portland, ME (PWM) flight delay odds

75.7% of 708 official scheduled CLT-to-PWM flights arrived on time; 15.1% arrived at least 30 minutes late and 1.7% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
75.7%arrived on time
15.1%30+ min late
1.7%cancelled
708scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.9%all scheduled flights
120+ minutes late2.7%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+10.9 mincompleted flights

Which departure time was most reliable for CLT to PWM?

Among qualifying CLT-to-PWM departure window results, Early morning had the highest on-time rate: 90.0% of 50 flights. Evening was lowest at 70.5% across 349 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning5090.0%6.0%0.0%
Late morning14683.6%9.6%0.7%
Afternoon15474.7%17.5%0.0%
Evening34970.5%17.8%3.2%

Which weekday was most reliable for CLT to PWM?

Among qualifying CLT-to-PWM weekday results, Wednesday had the highest on-time rate: 81.5% of 92 flights. Sunday was lowest at 61.2% across 103 flights.

DayFlightsOn time30+ minCancelled
Monday10177.2%14.9%3.0%
Tuesday9676.0%14.6%1.0%
Wednesday9281.5%12.0%2.2%
Thursday10480.8%13.5%0.0%
Friday10076.0%16.0%0.0%
Saturday11277.7%11.6%3.6%
Sunday10361.2%23.3%1.9%

Which airline was most reliable for CLT to PWM?

Among qualifying CLT-to-PWM airline results, PSA Airlines had the highest on-time rate: 77.0% of 122 flights. American Airlines was lowest at 75.4% across 586 flights.

AirlineFlightsOn time30+ minCancelled
American Airlines58675.4%15.5%1.4%
PSA Airlines12277.0%13.1%3.3%

Which month was most reliable for CLT to PWM?

Among qualifying CLT-to-PWM month results, September 2025 had the highest on-time rate: 88.9% of 81 flights. July 2025 was lowest at 68.1% across 94 flights.

MonthFlightsOn time30+ minCancelled
July 20259468.1%21.3%3.2%
August 20257973.4%15.2%1.3%
September 20258188.9%6.2%1.2%
October 20257883.3%9.0%0.0%
November 20253275.0%15.6%0.0%
December 20253174.2%12.9%0.0%
January 20263177.4%3.2%16.1%
February 20262871.4%10.7%7.1%
March 20263171.0%25.8%0.0%
April 20265481.5%11.1%0.0%
May 20267570.7%22.7%0.0%
June 20269471.3%20.2%0.0%

What drove CLT to PWM delay minutes?

Late aircraft was the largest recorded CLT-to-PWM delay category, accounting for 46.0% of 12,835 BTS-attributed delay minutes during July 2025–June 2026.

Airline32.3%
Late aircraft46.0%
National airspace6.4%
Weather15.2%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.