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

New York, NY (JFK) to Detroit, MI (DTW) flight delay odds

Historically, 73.7% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,221 flights.

HISTORICAL ROUTE SIGNALVariable
73.7%arrived on time
17.0%30+ min late
2.9%cancelled
1,221scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late10.6%all scheduled flights
120+ minutes late4.5%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+6.7 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
Late morning5689.3%3.6%1.8%
Afternoon52183.3%10.7%1.7%
Evening31468.5%20.4%4.8%
Night32059.7%26.9%3.4%

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
Monday18176.8%13.8%2.8%
Tuesday17779.1%14.7%1.1%
Wednesday16478.0%12.8%1.8%
Thursday17970.4%18.4%1.7%
Friday18177.3%13.8%2.2%
Saturday15971.7%20.8%3.1%
Sunday18062.8%25.0%7.8%

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
Delta Air Lines77679.0%13.7%2.4%
JetBlue Airways44564.5%22.9%3.8%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202512152.9%36.4%5.8%
August 202512475.0%20.2%0.8%
September 202513786.9%8.0%0.0%
October 202515381.0%11.8%0.7%
November 202514582.1%13.1%2.8%
December 20259767.0%20.6%4.1%
January 20266157.4%23.0%6.6%
February 20265172.5%11.8%11.8%
March 20265472.2%16.7%1.9%
April 20265176.5%11.8%0.0%
May 202611076.4%15.5%1.8%
June 202611770.1%16.2%5.1%

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.

Airline32.3%
Late aircraft45.2%
National airspace18.9%
Weather3.6%
Security0.1%
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.