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

Miami, FL (MIA) to Dallas/Fort Worth, TX (DFW) flight delay odds

Historically, 70.4% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 4,825 flights.

HISTORICAL ROUTE SIGNALVariable
70.4%arrived on time
17.8%30+ min late
2.8%cancelled
4,825scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late10.4%all scheduled flights
120+ minutes late4.5%all scheduled flights
Diverted0.8%did not reach as scheduled
Average arrival+13.6 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 morning1,46583.5%6.8%2.3%
Late morning59074.7%15.9%2.0%
Afternoon1,15165.9%23.0%1.7%
Evening1,21058.7%26.0%3.8%
Night40965.0%21.0%5.9%

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
Monday70868.6%18.9%3.7%
Tuesday67476.6%14.7%2.7%
Wednesday65673.8%15.1%1.1%
Thursday69376.9%13.7%1.6%
Friday70371.0%17.5%2.6%
Saturday68364.4%21.4%3.8%
Sunday70862.3%23.2%4.1%

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
American Airlines4,29471.0%17.5%2.8%
Spirit Airlines28259.6%25.5%3.2%
Frontier Airlines24973.5%15.3%2.4%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202541258.7%26.9%2.9%
August 202541860.5%25.1%3.1%
September 202540473.0%16.6%3.2%
October 202541473.4%16.2%0.7%
November 202542070.7%18.1%1.4%
December 202540180.0%12.0%0.7%
January 202643566.9%16.6%9.7%
February 202635781.5%12.6%0.3%
March 202640571.1%17.8%3.2%
April 202637870.1%18.0%0.8%
May 202639870.9%17.1%3.0%
June 202638370.5%15.9%3.7%

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.

Airline30.0%
Late aircraft38.1%
National airspace22.5%
Weather9.2%
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.