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

Montgomery, AL (MGM) to Washington, DC (DCA) flight delay odds

Historically, 54.9% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 293 flights.

HISTORICAL ROUTE SIGNALHigher disruption
54.9%arrived on time
29.0%30+ min late
6.1%cancelled
293scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late20.1%all scheduled flights
120+ minutes late7.8%all scheduled flights
Diverted1.4%did not reach as scheduled
Average arrival+35.0 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
Evening27355.3%28.6%6.2%

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
Monday4860.4%22.9%6.2%
Tuesday5162.7%23.5%3.9%
Wednesday5060.0%28.0%6.0%
Thursday4847.9%31.2%4.2%
Friday4843.8%39.6%4.2%
Sunday4854.2%29.2%12.5%

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 Airlines29354.9%29.0%6.1%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 20252646.2%34.6%15.4%
August 20252646.2%26.9%7.7%
September 20252673.1%11.5%3.8%
October 20252751.9%40.7%0.0%
November 20252454.2%25.0%4.2%
December 20251553.3%33.3%6.7%
January 20262254.5%27.3%13.6%
February 20262454.2%37.5%4.2%
March 20262755.6%37.0%3.7%
April 20262665.4%19.2%0.0%
May 20262462.5%25.0%0.0%
June 20262642.3%30.8%15.4%

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.

Airline23.6%
Late aircraft47.1%
National airspace15.7%
Weather13.3%
Security0.3%
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.