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

Greensboro/High Point, NC (GSO) to Washington, DC (DCA) flight delay odds

68.5% of 800 official scheduled GSO-to-DCA flights arrived on time; 19.4% arrived at least 30 minutes late and 5.4% 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 SIGNALHigher disruption
68.5%arrived on time
19.4%30+ min late
5.4%cancelled
800scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late11.8%all scheduled flights
120+ minutes late5.2%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+17.1 mincompleted flights

Which departure time was most reliable for GSO to DCA?

Among qualifying GSO-to-DCA departure window results, Early morning had the highest on-time rate: 78.4% of 250 flights. Afternoon was lowest at 47.7% across 109 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning25078.4%14.0%4.0%
Late morning29677.0%12.5%4.7%
Afternoon10947.7%30.3%11.0%
Evening14549.7%34.5%4.8%

Which weekday was most reliable for GSO to DCA?

Among qualifying GSO-to-DCA weekday results, Saturday had the highest on-time rate: 81.3% of 75 flights. Thursday was lowest at 58.0% across 119 flights.

DayFlightsOn time30+ minCancelled
Monday12069.2%20.0%5.8%
Tuesday12471.8%16.9%2.4%
Wednesday12369.9%19.5%3.3%
Thursday11958.0%28.6%4.2%
Friday11964.7%22.7%5.0%
Saturday7581.3%8.0%8.0%
Sunday12069.2%15.8%10.0%

Which airline was most reliable for GSO to DCA?

Among qualifying GSO-to-DCA airline results, Republic Airways had the highest on-time rate: 72.8% of 114 flights. PSA Airlines was lowest at 66.1% across 446 flights.

AirlineFlightsOn time30+ minCancelled
PSA Airlines44666.1%21.1%5.6%
Envoy Air24070.8%16.2%6.2%
Republic Airways11472.8%19.3%2.6%

Which month was most reliable for GSO to DCA?

Among qualifying GSO-to-DCA month results, September 2025 had the highest on-time rate: 82.5% of 80 flights. June 2026 was lowest at 51.8% across 56 flights.

MonthFlightsOn time30+ minCancelled
July 20256175.4%8.2%13.1%
August 20255860.3%29.3%3.4%
September 20258082.5%11.2%0.0%
October 20258775.9%13.8%0.0%
November 20258060.0%28.8%6.2%
December 20256061.7%26.7%3.3%
January 20267865.4%17.9%12.8%
February 20266666.7%19.7%7.6%
March 20266175.4%14.8%6.6%
April 20265771.9%22.8%0.0%
May 20265669.6%17.9%1.8%
June 20265651.8%25.0%10.7%

What drove GSO to DCA delay minutes?

Late aircraft was the largest recorded GSO-to-DCA delay category, accounting for 38.5% of 19,171 BTS-attributed delay minutes during July 2025–June 2026.

Airline37.0%
Late aircraft38.5%
National airspace18.4%
Weather6.1%
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.