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

Orlando, FL (MCO) to Boston, MA (BOS) flight delay odds

Historically, 68.4% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 4,611 flights.

HISTORICAL ROUTE SIGNALVariable
68.4%arrived on time
20.8%30+ min late
2.9%cancelled
4,611scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late12.3%all scheduled flights
120+ minutes late5.1%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+14.5 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 morning1,18688.4%5.7%2.1%
Late morning96476.7%12.1%2.7%
Afternoon1,24357.6%29.6%3.1%
Evening1,19853.5%33.6%3.6%

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
Monday67164.1%23.5%5.5%
Tuesday62471.8%18.9%2.2%
Wednesday61472.8%19.2%1.0%
Thursday66768.2%20.5%1.6%
Friday67270.7%20.2%1.2%
Saturday67670.9%19.2%2.4%
Sunday68761.4%23.7%6.0%

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
JetBlue Airways2,49565.1%23.2%3.1%
Delta Air Lines1,25774.2%18.0%2.2%
Spirit Airlines51966.7%20.0%3.9%
American Airlines21364.3%19.2%3.3%
Frontier Airlines12490.3%7.3%0.0%
Southwest Airlines3100.0%0.0%0.0%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202534158.1%28.2%3.8%
August 202535268.2%22.7%0.9%
September 202528867.0%26.4%0.7%
October 202533364.3%26.4%1.5%
November 202536773.8%16.6%4.1%
December 202543671.6%18.8%1.8%
January 202640668.2%20.7%5.9%
February 202644761.7%19.9%8.7%
March 202648766.5%20.7%3.7%
April 202652268.0%19.9%0.4%
May 202634483.1%12.2%0.3%
June 202628872.9%19.8%1.0%

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.

Airline23.0%
Late aircraft39.0%
National airspace33.6%
Weather4.4%
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.