FlightRecord

Las Vegas (LAS) to New York (JFK): On-Time Performance

Data through May 2026

When you fly LAS to JFK matters as much as anything else about the booking: the route swung from 93% on-time in November 2024 to just 61% in June 2025. Across the full period the route averages 80% on-time against a national 78%.

On-time
80%
arrived <15 min late
Avg delay
18 min
completed flights
Cancelled
1.6%
Flights/day
10
last 12 months
Duration
5h 6m
scheduled
Distance
2,248 mi

Best airline from LAS to JFK

4 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Delta Air Linesmost reliable82%15 min1.7%3,448
Frontier Airlines82%10 min0.6%524
JetBlue Airways77%22 min1.7%2,943
American Airlines76%23 min1.1%635

Monthly on-time trend

Monthly on-time percentage for LAS to JFK flights50%75%100%June 2024: 67% on-time (269 flights)67Jun 2024July 2024: 66% on-time (265 flights)66August 2024: 74% on-time (285 flights)74September 2024: 82% on-time (315 flights)82Sep 2024October 2024: 83% on-time (362 flights)83November 2024: 93% on-time (328 flights)93December 2024: 83% on-time (308 flights)83Dec 2024January 2025: 89% on-time (319 flights)89February 2025: 81% on-time (309 flights)81March 2025: 82% on-time (356 flights)82Mar 2025April 2025: 84% on-time (359 flights)84May 2025: 70% on-time (360 flights)70June 2025: 61% on-time (323 flights)61Jun 2025July 2025: 63% on-time (322 flights)63August 2025: 84% on-time (314 flights)84September 2025: 80% on-time (336 flights)80Sep 2025October 2025: 85% on-time (344 flights)85November 2025: 84% on-time (304 flights)84December 2025: 83% on-time (285 flights)83Dec 2025January 2026: 83% on-time (293 flights)83February 2026: 83% on-time (248 flights)83March 2026: 75% on-time (299 flights)75Mar 2026April 2026: 86% on-time (319 flights)86May 2026: 86% on-time (329 flights)86

Best time to fly from LAS to JFK

Aim for departures around 7 a.m. (92% on-time); avoid 2 p.m. departures (69%).

On-time percentage by scheduled departure hour, LAS to JFK6 a.m.: 92% on-time (306 flights)67 a.m.: 92% on-time (814 flights)78 a.m.: 81% on-time (87 flights)89 a.m.: 80% on-time (843 flights)910 a.m.: 74% on-time (435 flights)1011 a.m.: 79% on-time (1,008 flights)1112 p.m.: 74% on-time (414 flights)121 p.m.: 72% on-time (348 flights)132 p.m.: 69% on-time (412 flights)143 p.m.: 79% on-time (756 flights)154 p.m.: 73% on-time (56 flights)168 p.m.: 84% on-time (25 flights)209 p.m.: 82% on-time (603 flights)2110 p.m.: 84% on-time (557 flights)2211 p.m.: 74% on-time (887 flights)23scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday79%17 min
Tuesday83%15 min
Wednesdaybest84%11 min
Thursday77%20 min
Friday79%17 min
Saturday81%19 min
Sunday75%26 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft35%
  • Airline operations36%
  • National airspace system26%
  • Weather4%

Frequently asked questions

How often are flights from LAS to JFK delayed?
20% of LAS–JFK flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 18 minutes.
Which airline is most reliable from LAS to JFK?
Delta Air Lines has the best on-time record on this route at 82%, based on 3,448 flights. 4 airlines flew LAS–JFK frequently enough to compare in this period.
What is the best time of day to fly from LAS to JFK?
Departures around 7 a.m. have the best record (92% on-time), while departures around 2 p.m. have the worst (69%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from LAS to JFK?
The scheduled LAS–JFK flight time averages 5h 6m over 2,248 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
How often are LAS to JFK flights cancelled?
1.6% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from LAS to JFK?
June 2025 was the roughest month in this dataset, with only 61% of arrivals on time. The best was November 2024 at 93%. If your dates are flexible, that 32-point gap is worth planning around.

Based on 7,551 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.