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WanderNerd

Route Reliability

Denver → New York

DENJFK · 1,626 miles · Denver International Airport to John F. Kennedy International Airport

74
Usually Fine
WanderNerd Reliability Score
80%
Arrive within 15 minutes
6 min
Average arrival delay
2.9%
Cancelled
1,578
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.Delta Air Lines86%984 flights
  2. 2.JetBlue Airways69%545 flights

Not enough history to rank: Frontier Airlines (49 flights). We rank airlines only after 100 flights on the route.

What the data says

The 6–9 AM departure wins.

DEN–JFK flights departing between 6–9 AM arrived on time 90% of the time, versus 70% between 9 AM–12 PM.

Skip Monday if you can.

DEN–JFK flights arrived on time 87% of the time on Tuesdays. On Mondays: 75%.

Delta Air Lines has a clear lead on this route.

Delta Air Lines arrived on time 86% of the time on this route; JetBlue Airways managed 69%.

Ticking up lately.

DEN–JFK flights arrived on time 88% of the time over the last three months in the data, compared with 82% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon75%(228 flights)
  • Tue87%(213 flights)
  • Wed83%(221 flights)
  • Thu76%(220 flights)
  • Fri79%(228 flights)
  • Sat82%(197 flights)
  • Sun78%(218 flights)
On-time by departure window
  • 6–9 AM90%(378 flights)
  • 9 AM–12 PM70%(266 flights)
  • 12–3 PM79%(379 flights)
  • 3–6 PM(5 flights)
  • 9 PM–12 AM79%(497 flights)
On-time trend by month
91%
May

Jun 64% → May 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202564%138
July 202562%137
August 202580%152
September 202589%118
October 202579%141
November 202583%126
December 202579%149
January 202683%99
February 202685%92
March 202682%133
April 202692%118
May 202691%122

Based on 1,578 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.