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

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

80.2% of 708 official scheduled PWM-to-CLT flights arrived on time; 12.4% arrived at least 30 minutes late and 1.6% 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
80.2%arrived on time
12.4%30+ min late
1.6%cancelled
708scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.5%all scheduled flights
120+ minutes late3.4%all scheduled flights
Diverted0.7%did not reach as scheduled
Average arrival+4.7 mincompleted flights

Which departure time was most reliable for PWM to CLT?

Among qualifying PWM-to-CLT departure window results, Late morning had the highest on-time rate: 91.3% of 46 flights. Evening was lowest at 68.5% across 127 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36285.1%7.7%2.8%
Late morning4691.3%6.5%0.0%
Afternoon17375.7%16.2%0.6%
Evening12768.5%22.8%0.0%

Which weekday was most reliable for PWM to CLT?

Among qualifying PWM-to-CLT weekday results, Wednesday had the highest on-time rate: 83.7% of 92 flights. Monday was lowest at 74.0% across 100 flights.

DayFlightsOn time30+ minCancelled
Monday10074.0%14.0%3.0%
Tuesday9681.2%11.5%2.1%
Wednesday9283.7%10.9%2.2%
Thursday10582.9%11.4%0.0%
Friday9981.8%11.1%1.0%
Saturday11280.4%14.3%0.0%
Sunday10477.9%13.5%2.9%

Which airline was most reliable for PWM to CLT?

Among qualifying PWM-to-CLT airline results, PSA Airlines had the highest on-time rate: 91.1% of 123 flights. American Airlines was lowest at 77.9% across 585 flights.

AirlineFlightsOn time30+ minCancelled
American Airlines58577.9%14.0%1.4%
PSA Airlines12391.1%4.9%2.4%

Which month was most reliable for PWM to CLT?

Among qualifying PWM-to-CLT month results, April 2026 had the highest on-time rate: 94.4% of 54 flights. January 2026 was lowest at 67.7% across 31 flights.

MonthFlightsOn time30+ minCancelled
July 20259469.1%18.1%3.2%
August 20257972.2%16.5%1.3%
September 20258190.1%7.4%0.0%
October 20257885.9%12.8%0.0%
November 20253287.5%6.2%0.0%
December 20253180.6%9.7%0.0%
January 20263167.7%16.1%12.9%
February 20262867.9%10.7%10.7%
March 20263177.4%9.7%0.0%
April 20265494.4%3.7%0.0%
May 20267580.0%14.7%0.0%
June 20269483.0%13.8%0.0%

What drove PWM to CLT delay minutes?

Airline was the largest recorded PWM-to-CLT delay category, accounting for 42.4% of 12,969 BTS-attributed delay minutes during July 2025–June 2026.

Airline42.4%
Late aircraft40.1%
National airspace15.1%
Weather2.5%
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.