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

Denver, CO (DEN) to New York, NY (JFK) flight delay odds

Historically, 78.4% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,572 flights.

HISTORICAL ROUTE SIGNALVariable
78.4%arrived on time
12.8%30+ min late
2.8%cancelled
1,572scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.3%all scheduled flights
120+ minutes late2.7%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+2.3 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 morning38488.5%6.5%1.3%
Late morning26567.2%16.2%4.5%
Afternoon41777.7%14.1%3.1%
Night50677.3%14.8%2.8%

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
Monday23974.1%16.7%4.6%
Tuesday21986.8%9.6%1.4%
Wednesday22083.2%10.5%0.9%
Thursday22875.9%14.0%2.2%
Friday23677.5%14.0%2.1%
Saturday20079.5%13.0%3.0%
Sunday23073.0%11.7%5.2%

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 Lines97884.7%9.0%2.5%
JetBlue Airways54566.6%20.6%3.7%
Frontier Airlines4985.7%4.1%0.0%

Monthly trend

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

MonthFlightsOn time30+ minCancelled
July 202515355.6%27.5%7.8%
August 202515478.6%16.2%1.3%
September 202511988.2%6.7%0.8%
October 202514376.2%13.3%1.4%
November 202512781.1%14.2%0.8%
December 202515774.5%11.5%4.5%
January 202610378.6%11.7%3.9%
February 202610177.2%10.9%8.9%
March 202613680.1%11.8%1.5%
April 202611890.7%4.2%0.0%
May 202612488.7%5.6%1.6%
June 202613778.8%15.3%1.5%

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.

Airline47.1%
Late aircraft31.5%
National airspace19.6%
Weather1.8%
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.