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

Newark, NJ (EWR) to Washington, DC (DCA) flight delay odds

Historically, 61.4% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 280 flights.

HISTORICAL ROUTE SIGNALVariable
61.4%arrived on time
20.4%30+ min late
3.9%cancelled
280scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.2%all scheduled flights
120+ minutes late3.2%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+13.8 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
Afternoon20957.9%23.4%3.3%
Evening4766.0%14.9%8.5%

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
Monday4153.7%24.4%7.3%
Tuesday4161.0%22.0%4.9%
Wednesday4163.4%14.6%2.4%
Thursday4360.5%25.6%0.0%
Friday4259.5%26.2%0.0%
Saturday3585.7%5.7%0.0%
Sunday3748.6%21.6%13.5%

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
Republic Airways28061.4%20.4%3.9%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 20251100.0%0.0%0.0%
August 20253100.0%0.0%0.0%
September 20259100.0%0.0%0.0%
October 20254571.1%13.3%0.0%
November 20253129.0%41.9%3.2%
December 20253164.5%25.8%3.2%
January 20263164.5%12.9%6.5%
February 20264447.7%22.7%15.9%
March 20263562.9%25.7%0.0%
April 20263063.3%16.7%0.0%
May 20262080.0%10.0%0.0%

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.

Airline19.5%
Late aircraft20.6%
National airspace59.9%
Weather0.0%
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.