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

Washington, DC (DCA) to Huntsville, AL (HSV) flight delay odds

Historically, 68.4% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,321 flights.

HISTORICAL ROUTE SIGNALHigher disruption
68.4%arrived on time
18.1%30+ min late
5.0%cancelled
1,321scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late11.1%all scheduled flights
120+ minutes late5.1%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+12.6 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning34782.1%8.4%4.0%
Late morning28770.7%16.0%1.7%
Afternoon34663.3%24.0%3.5%
Evening29853.4%25.5%11.4%
Night4386.0%11.6%2.3%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday20471.1%16.2%4.9%
Tuesday21069.5%15.7%5.7%
Wednesday20464.7%22.5%4.4%
Thursday19967.3%17.6%5.0%
Friday20364.5%22.7%4.4%
Saturday10975.2%12.8%4.6%
Sunday19269.3%16.7%5.7%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
PSA Airlines99966.7%20.1%5.1%
Envoy Air26471.6%13.6%5.3%
Republic Airways5882.8%3.4%1.7%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 202511556.5%13.0%16.5%
August 202511872.9%16.9%5.1%
September 202511275.9%9.8%1.8%
October 202511483.3%8.8%0.9%
November 202510563.8%22.9%3.8%
December 20259857.1%32.7%0.0%
January 202611058.2%21.8%10.9%
February 202610370.9%18.4%3.9%
March 202611665.5%24.1%6.0%
April 202611272.3%19.6%0.9%
May 202611075.5%17.3%0.9%
June 202610866.7%13.9%8.3%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline25.9%
Late aircraft56.1%
National airspace12.5%
Weather5.5%
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.