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

Jacksonville, FL (JAX) to Washington, DC (IAD) flight delay odds

86.9% of 771 official scheduled JAX-to-IAD flights arrived on time; 8.0% arrived at least 30 minutes late and 1.2% 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 SIGNALLower disruption
86.9%arrived on time
8.0%30+ min late
1.2%cancelled
771scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.8%all scheduled flights
120+ minutes late2.5%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival-1.5 mincompleted flights

Which departure time was most reliable for JAX to IAD?

Among qualifying JAX-to-IAD departure window results, Late morning had the highest on-time rate: 91.0% of 390 flights. Evening was lowest at 81.4% across 43 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning39091.0%5.9%1.8%
Afternoon33882.8%10.1%0.6%
Evening4381.4%11.6%0.0%

Which weekday was most reliable for JAX to IAD?

Among qualifying JAX-to-IAD weekday results, Saturday had the highest on-time rate: 94.4% of 90 flights. Monday was lowest at 80.1% across 136 flights.

DayFlightsOn time30+ minCancelled
Monday13680.1%13.2%1.5%
Tuesday9892.9%4.1%1.0%
Wednesday10091.0%4.0%1.0%
Thursday10791.6%4.7%0.9%
Friday13780.3%13.1%0.0%
Saturday9094.4%4.4%0.0%
Sunday10383.5%8.7%3.9%

Which airline was most reliable for JAX to IAD?

Among qualifying JAX-to-IAD airline results, Republic Airways had the highest on-time rate: 91.7% of 120 flights. Allegiant Air was lowest at 51.7% across 60 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines59189.5%6.8%1.0%
Republic Airways12091.7%4.2%2.5%
Allegiant Air6051.7%28.3%0.0%

Which month was most reliable for JAX to IAD?

Among qualifying JAX-to-IAD month results, October 2025 had the highest on-time rate: 96.8% of 62 flights. July 2025 was lowest at 66.2% across 65 flights.

MonthFlightsOn time30+ minCancelled
July 20256566.2%20.0%4.6%
August 20256385.7%6.3%0.0%
September 20255796.5%1.8%1.8%
October 20256296.8%1.6%0.0%
November 20255989.8%8.5%0.0%
December 20255188.2%7.8%2.0%
January 20265084.0%6.0%6.0%
February 20264991.8%8.2%0.0%
March 20269481.9%12.8%0.0%
April 20266895.6%4.4%0.0%
May 20268486.9%8.3%0.0%
June 20266984.1%7.2%1.4%

What drove JAX to IAD delay minutes?

Airline was the largest recorded JAX-to-IAD delay category, accounting for 40.0% of 7,708 BTS-attributed delay minutes during July 2025–June 2026.

Airline40.0%
Late aircraft24.5%
National airspace32.7%
Weather2.8%
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.