ATIS Alerts Smart Flight Search
Find the flight least likely to be delayed
BetaWe rank real flight numbers by how often they flew and arrived on time over the last 12 months, adjusted for your travel month and departure time, then check nearby airports and calmer connections. US airlines and airports.
DEN → JFK
Denver to New York: 1,578 nonstop flights a year
On time (12 months)
79%
Cancelled
2.9%
avg delay 20 min
Best time to leave
Before 9 AM
89% on time vs 69% 9 AM to noon
Most reliable airline
Delta
83% chance on time
Lowest nonstop fare seen in the next two months: $160 (JetBlue 1498 on 2026-10-30). Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · Delta 336
6:40 AM → 12:25 PM3h 49m nonstop
Local times, typical schedule. Last flown 2026-05-31.
88%
chance on time
- On time (history)
- 89%
- Cancelled
- 1.6%
- Avg arrival delay
- 9 min
- Arrived on time 89% of the time (359 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 89% on time; 9 AM to noon: 69%).
- Departs outside DEN's trouble window (2 PM to 8 PM, when 79% of its 174 ground stops and delay programs started).
Strong track record · 359 flights
Find Delta 336 fares Opens this date on Aviasales#2 · Delta 758
11:55 PM → 5:43 AM3h 48m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Delta 424; its record covers all of them.
84%
chance on time
- On time (history)
- 87%
- Cancelled
- 2.7%
- Avg arrival delay
- 12 min
- Arrived on time 87% of the time (251 flights, Jun 2025 to May 2026).
- Departs outside DEN's trouble window (2 PM to 8 PM, when 79% of its 174 ground stops and delay programs started).
Strong track record · 251 flights
Find Delta 758 fares Opens this date on Aviasales#3 · Delta 532
12:51 PM → 6:45 PM4h 00m nonstop
Local times, typical schedule. Last flown 2026-05-31.
82%
chance on time
- On time (history)
- 88%
- Cancelled
- 5.3%
- Avg arrival delay
- 10 min
- Arrived on time 88% of the time (161 flights, Jun 2025 to May 2026).
- Cancelled 5.3% of the time (9 of 170).
- Departs outside DEN's trouble window (2 PM to 8 PM, when 79% of its 174 ground stops and delay programs started).
- Lands inside JFK's trouble window: 66% of its 167 ground stops and delay programs started between 1 PM and 7 PM.
Moderate track record · 161 flights
Find Delta 532 fares Opens this date on Aviasales#4 · JetBlue 98
11:59 PM → 5:39 AM3h 40m nonstop
Local times, typical schedule. Last flown 2026-05-31.
67%
chance on time
- On time (history)
- 68%
- Cancelled
- 2.8%
- Avg arrival delay
- 37 min
- Arrived on time 68% of the time (246 flights, Jun 2025 to May 2026).
- Departs outside DEN's trouble window (2 PM to 8 PM, when 79% of its 174 ground stops and delay programs started).
Strong track record · 246 flights
Find JetBlue 98 fares Opens this date on Aviasales#5 · JetBlue 1498
1:03 PM → 6:59 PM3h 56m nonstop
Local times, typical schedule. Last flown 2026-05-31.
65%
chance on time
- On time (history)
- 64%
- Cancelled
- 3.8%
- Avg arrival delay
- 20 min
- Arrived on time 64% of the time (148 flights, Jun 2025 to May 2026).
- Cancelled 3.8% of the time (6 of 158).
- Departs outside DEN's trouble window (2 PM to 8 PM, when 79% of its 174 ground stops and delay programs started).
- Lands inside JFK's trouble window: 66% of its 167 ground stops and delay programs started between 1 PM and 7 PM.
Moderate track record · 148 flights
Find JetBlue 1498 fares Opens this date on Aviasales#6 · JetBlue 1298
2:50 PM → 8:30 PM3h 40m nonstop
Local times, typical schedule. Last flown 2026-03-30.
65%
chance on time
- On time (history)
- 71%
- Cancelled
- 4.5%
- Avg arrival delay
- 51 min
- Arrived on time 71% of the time (127 flights, Jun 2025 to May 2026).
- Cancelled 4.5% of the time (6 of 133).
- Departs inside DEN's trouble window: 79% of its 174 ground stops and delay programs started between 2 PM and 8 PM.
Moderate track record · 127 flights
Find JetBlue 1298 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Delta Air Lines83%
984 flights · 86% on time as flown · 2.7% cancel
- Frontier Airlines80%
49 flights · 86% on time as flown · 2.1% cancel
- JetBlue67%
545 flights · 68% on time as flown · 3.3% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM89%
384 flights · avg delay 9 min
- 9 AM to noon69%
284 flights · avg delay 29 min
- Noon to 3 PM79%
393 flights · avg delay 20 min
- After 9 PM78%
512 flights · avg delay 24 min
Best day: Tuesday (83%). Worst: Sunday (75%).
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure