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

Miami, FL (MIA) to Baltimore, MD (BWI) flight delay odds

71.9% of 2,284 official scheduled MIA-to-BWI flights arrived on time; 17.3% arrived at least 30 minutes late and 2.0% 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
71.9%arrived on time
17.3%30+ min late
2.0%cancelled
2,284scheduled 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 late2.8%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+9.8 mincompleted flights

Which departure time was most reliable for MIA to BWI?

Among qualifying MIA-to-BWI departure window results, Early morning had the highest on-time rate: 92.1% of 560 flights. Evening was lowest at 54.1% across 351 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning56092.1%3.2%2.3%
Late morning14877.0%14.9%2.7%
Afternoon85769.9%18.4%1.3%
Evening35154.1%30.5%2.8%
Night36860.9%24.5%1.9%

Which weekday was most reliable for MIA to BWI?

Among qualifying MIA-to-BWI weekday results, Tuesday had the highest on-time rate: 81.0% of 289 flights. Sunday was lowest at 60.9% across 350 flights.

DayFlightsOn time30+ minCancelled
Monday32666.6%19.6%2.8%
Tuesday28981.0%10.0%0.7%
Wednesday28179.4%13.2%0.7%
Thursday32175.1%18.1%1.2%
Friday32971.7%17.0%0.6%
Saturday38871.9%18.3%2.1%
Sunday35060.9%22.9%5.1%

Which airline was most reliable for MIA to BWI?

Among qualifying MIA-to-BWI airline results, Envoy Air had the highest on-time rate: 90.4% of 114 flights. Spirit Airlines was lowest at 48.6% across 37 flights.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,18073.2%16.4%2.0%
American Airlines68867.6%19.5%2.0%
Frontier Airlines26572.8%17.4%1.9%
Envoy Air11490.4%7.9%0.0%
Spirit Airlines3748.6%35.1%5.4%

Which month was most reliable for MIA to BWI?

Among qualifying MIA-to-BWI month results, September 2025 had the highest on-time rate: 81.9% of 155 flights. July 2025 was lowest at 57.9% across 190 flights.

MonthFlightsOn time30+ minCancelled
July 202519057.9%29.5%5.3%
August 202519764.0%26.4%0.5%
September 202515581.9%9.7%0.0%
October 202517781.4%13.6%0.6%
November 202518379.2%9.3%2.7%
December 202521872.0%17.4%0.9%
January 202621178.7%13.7%6.2%
February 202618270.9%13.2%2.2%
March 202618162.4%23.8%3.9%
April 202620772.0%18.8%0.5%
May 202620475.5%11.8%0.0%
June 202617968.7%19.0%0.6%

What drove MIA to BWI delay minutes?

Late aircraft was the largest recorded MIA-to-BWI delay category, accounting for 45.4% of 36,622 BTS-attributed delay minutes during July 2025–June 2026.

Airline30.0%
Late aircraft45.4%
National airspace19.3%
Weather5.0%
Security0.2%
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.