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

Chattanooga, TN (CHA) to Washington, DC (DCA) flight delay odds

81.4% of 301 official scheduled CHA-to-DCA flights arrived on time; 11.3% arrived at least 30 minutes late and 2.3% 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
81.4%arrived on time
11.3%30+ min late
2.3%cancelled
301scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.6%all scheduled flights
120+ minutes late5.3%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+15.9 mincompleted flights

Which departure time was most reliable for CHA to DCA?

Only Early morning met the CHA-to-DCA departure window threshold: 81.4% of 301 scheduled flights arrived on time during July 2025–June 2026.

Departure windowFlightsOn time30+ minCancelled
Early morning30181.4%11.3%2.3%

Which weekday was most reliable for CHA to DCA?

Among qualifying CHA-to-DCA weekday results, Friday had the highest on-time rate: 90.0% of 50 flights. Tuesday was lowest at 67.3% across 52 flights.

DayFlightsOn time30+ minCancelled
Monday5078.0%14.0%6.0%
Tuesday5267.3%21.2%3.8%
Wednesday5082.0%14.0%0.0%
Thursday4983.7%6.1%2.0%
Friday5090.0%4.0%0.0%
Sunday5088.0%8.0%2.0%

Which airline was most reliable for CHA to DCA?

Only PSA Airlines met the CHA-to-DCA airline threshold: 80.1% of 272 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
PSA Airlines27280.1%12.1%2.6%
Republic Airways1593.3%0.0%0.0%
Envoy Air1492.9%7.1%0.0%

Which month was most reliable for CHA to DCA?

Among qualifying CHA-to-DCA month results, August 2025 had the highest on-time rate: 100.0% of 26 flights. December 2025 was lowest at 50.0% across 20 flights.

MonthFlightsOn time30+ minCancelled
July 20252777.8%14.8%3.7%
August 202526100.0%0.0%0.0%
September 20252692.3%3.8%0.0%
October 20252792.6%7.4%0.0%
November 20252487.5%4.2%0.0%
December 20252050.0%30.0%0.0%
January 20262268.2%18.2%9.1%
February 20262462.5%20.8%4.2%
March 20262785.2%11.1%3.7%
April 20262680.8%11.5%0.0%
May 20262688.5%7.7%3.8%
June 20262680.8%11.5%3.8%

What drove CHA to DCA delay minutes?

Airline was the largest recorded CHA-to-DCA delay category, accounting for 59.8% of 8,392 BTS-attributed delay minutes during July 2025–June 2026.

Airline59.8%
Late aircraft23.9%
National airspace8.3%
Weather8.0%
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.