Route on-time record

LAS to JFK: most on-time flights and the best time to fly

Las Vegas (Harry Reid International Airport) to New York (John F. Kennedy International Airport). 3,716 nonstop flights in Jun 2025 to May 2026, 80% arrived within 15 minutes and 2.4% were cancelled. The most reliable flight number was Delta 510 at 7:00 AM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

LAS → JFK

Las Vegas to New York: 3,716 nonstop flights a year

On time (12 months)

80%

Cancelled

2.4%

avg delay 18 min

Best time to leave

Before 9 AM

93% on time vs 72% noon to 3 PM

Most reliable airline

Delta

81% chance on time

Check LAS to JFK fares

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 510
7:00 AM → 2:59 PM4h 59m nonstop
Local times, typical schedule. Last flown 2026-05-31.
93%
chance on time
On time (history)
96%
Cancelled
2.0%
Avg arrival delay
3 min
- Arrived on time 96% of the time (341 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; Noon to 3 PM: 72%).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 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.
Strong track record · 341 flights
Find Delta 510 fares Opens this date on Aviasales
#2 · JetBlue 148
6:30 AM → 2:31 PM4h 55m nonstop
Local times, typical schedule. Last flown 2026-05-20.
87%
chance on time
On time (history)
91%
Cancelled
2.9%
Avg arrival delay
7 min
- Arrived on time 91% of the time (134 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; Noon to 3 PM: 72%).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 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 · 134 flights
Find JetBlue 148 fares Opens this date on Aviasales
#3 · American 556
9:23 AM → 5:30 PM5h 07m nonstop
Local times, typical schedule. Last flown 2026-05-31.
83%
chance on time
On time (history)
91%
Cancelled
0.0%
Avg arrival delay
7 min
- Arrived on time 91% of the time (54 flights, Jun 2025 to May 2026).
- Never cancelled in 54 scheduled flights.
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 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.
Limited track record · 54 flights
Find American 556 fares Opens this date on Aviasales
#4 · JetBlue 448
9:00 AM → 4:55 PM4h 55m nonstop
Local times, typical schedule. Last flown 2026-05-31.
81%
chance on time
On time (history)
83%
Cancelled
3.1%
Avg arrival delay
17 min
- Arrived on time 83% of the time (276 flights, Jun 2025 to May 2026).
- Cancelled 3.1% of the time (9 of 293).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 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.
Strong track record · 276 flights
Find JetBlue 448 fares Opens this date on Aviasales
#5 · JetBlue 2348
3:52 PM → 12:10 AM5h 07m nonstop
Local times, typical schedule. Last flown 2026-05-31.
81%
chance on time
On time (history)
82%
Cancelled
1.9%
Avg arrival delay
27 min
- Arrived on time 82% of the time (152 flights, Jun 2025 to May 2026).
- Departs inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
Moderate track record · 152 flights
Find JetBlue 2348 fares Opens this date on Aviasales
#6 · Delta 333
9:45 AM → 5:51 PM5h 09m nonstop
Local times, typical schedule. Last flown 2026-05-31.
80%
chance on time
On time (history)
82%
Cancelled
1.9%
Avg arrival delay
14 min
- Arrived on time 82% of the time (352 flights, Jun 2025 to May 2026).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 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.
Strong track record · 352 flights
Find Delta 333 fares Opens this date on Aviasales
#7 · Delta 778
11:35 PM → 7:30 AM4h 55m nonstop
Local times, typical schedule. Last flown 2026-04-12.
78%
chance on time
On time (history)
79%
Cancelled
3.3%
Avg arrival delay
12 min
- Arrived on time 79% of the time (29 flights, Jun 2025 to May 2026).
- Cancelled 3.3% of the time (1 of 30).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
- 86% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 29 flights
Find Delta 778 fares Opens this date on Aviasales
#8 · Delta 849
3:25 PM → 11:37 PM5h 12m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Delta 844, 807; its record covers all of them.
77%
chance on time
On time (history)
79%
Cancelled
2.9%
Avg arrival delay
20 min
- Arrived on time 79% of the time (363 flights, Jun 2025 to May 2026).
- Departs inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
Strong track record · 363 flights
Find Delta 849 fares Opens this date on Aviasales
#9 · American 2855
10:46 PM → 7:00 AM5h 14m nonstop
Local times, typical schedule. Last flown 2026-05-31.
77%
chance on time
On time (history)
91%
Cancelled
0.0%
Avg arrival delay
6 min
- Arrived on time 91% of the time (11 flights, Jun 2025 to May 2026).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
- Short track record (11 flights), so its score leans on the airline's record at this hour.
Limited track record · 11 flights
Find American 2855 fares Opens this date on Aviasales
#10 · Delta 568
11:10 PM → 7:04 AM4h 54m nonstop
Local times, typical schedule. Last flown 2026-05-06.
77%
chance on time
On time (history)
78%
Cancelled
1.5%
Avg arrival delay
20 min
- Arrived on time 78% of the time (131 flights, Jun 2025 to May 2026).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
Moderate track record · 131 flights
Find Delta 568 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

Delta Air Lines81%
1,682 flights · 83% on time as flown · 2.5% cancel
Frontier Airlines79%
232 flights · 80% on time as flown · 1.7% cancel
JetBlue76%
1,373 flights · 78% on time as flown · 2.7% cancel
American Airlines75%
429 flights · 76% on time as flown · 1.8% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

Before 9 AM93%
567 flights · avg delay 5 min
9 AM to noon80%
1,125 flights · avg delay 19 min
Noon to 3 PM72%
615 flights · avg delay 23 min
3 to 6 PM79%
454 flights · avg delay 25 min
After 9 PM77%
930 flights · avg delay 20 min

Best day: Wednesday (83%). Worst: Sunday (74%).

On time by month

All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.

What delays this route

Late-arriving aircraft35%
Airline (crew, maintenance, boarding)34%
Air traffic control and airport volume27%
Severe weather3%

Share of delay minutes by the cause airlines report to the US DOT.

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

LAS to JFK questions

What time of day is best to fly LAS to JFK?: Before 9 AM: 93% of flights arrived on time, against 72% for departures noon to 3 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
Which airline is most on time from LAS to JFK?: Delta, with a season-adjusted 81% chance of operating and arriving on time over 1,682 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
What is the worst month for delays on LAS to JFK?: July (60% on time); the best was November (87%), averaged over Jun 2023 to May 2026.
Is this a prediction for my flight?: No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.

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