LAS to JFK flight delays

LAS JFK Harry Reid to John F. Kennedy · 2,248 miles

10,592 flights were scheduled from LAS to JFK over July 2023 through June 2026. Of the 10,349 that made the trip, 78.9% reached the gate less than 15 minutes behind schedule. These are arrival figures: “on time” means the flight reached the gate less than 15 minutes behind schedule. Arrivals are what decide whether you make the connection, so route and airline pages are scored on them rather than on pushback.

Data through June 2026 · Bureau of Transportation Statistics

The route in brief

Flights in the window
10,592
Arrived on time
78.9%
Cancelled
1.4%
Scheduled distance
2,248 miles

Cancellations are counted against everything scheduled. Diverted flights are counted with them rather than as very late arrivals, which is why the on-time share and the cancellation rate do not add up to everything that happened.

Airline by airline

Airlines with at least 100 flights on LAS–JFK, busiest first. Same route, same weather, same air traffic — which makes this the fairest comparison on the site.

Airline Arrived on time Typical delay Cancelled Flights
Delta Air Lines 82.8% 75 min 1.3% 5,127
JetBlue Airways 74% 103 min 1.7% 4,224
American Airlines 77.3% 95 min 1.1% 715
Frontier Airlines 81.8% 52 min 0.6% 524

Month by month

July was the month to avoid on LAS–JFK: 60.4% of flights arrived on time, against 87.3% in November. Each bar pools three years of that calendar month.

Share of flights that arrived on time, by calendar month. Best month in green, worst in amber. The hairline sits at the overall rate, 78.9%.
Arrival on-time share, LAS to JFK, by calendar month
Month Share flights that arrived on time Flights
January 84.7% 826
February 81.8% 783
March 80.3% 886
April 83% 931
May 78.2% 986
June 71.3% 909
July 60.4% 835
August 77% 822
September 76.7% 914
October 81.3% 1,003
November 87.3% 890
December 83% 807

Both ends of the route

A route’s record is built out of two airports’ habits. The hour-by-hour grid for each is on its own page.

LAS to JFK in one number

LAS → JFK

When a flight on this route was late, it was late by about 90 min.

July 2023–June 2026 · 10,592 flights

78.9% of flights arrived on time

Questions about LAS to JFK

Which airline is most reliable from LAS to JFK?
Delta Air Lines — its flights on this pairing arrived on time 82.8% of the time, with 5,127 scheduled. JetBlue Airways came in at 74% over 4,224 scheduled. Airlines with fewer than 100 flights on the route are not rated.
What is the worst month to fly LAS to JFK?
July, at 60.4% of arrivals on time, with 835 flights scheduled. November was the best of the year at 87.3%.
How late are LAS–JFK flights when they are late?
90 min on average, counting only the flights that arrived 15 minutes or more behind schedule. The on-time flights are left out of that average on purpose — mixing them in would flatter it.
How often is the LAS to JFK flight cancelled?
1.4% of scheduled flights on this route were cancelled, July 2023 through June 2026. Diverted flights are counted with the cancellations rather than as late arrivals.
Are these departure or arrival numbers?
Arrival. A flight counts as on time here if it reached the gate at JFK less than 15 minutes behind schedule. Airport pages score departures instead, because that is the number you can act on when you pick a booking time.