Route Reliability

Route reliability

New York (JFK) to Las Vegas (LAS): which airline is most on time?

On-time arrivals, cancellations and long delays for every airline that reported nonstop flights from New York, NY (JFK) to Las Vegas, NV (LAS), September 2025 to August 2026.

Historical performance Official DOT data through August 2026 · Not live flight status

New York, NYLas Vegas, NV

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Three-letter airport codes, nonstop U.S. domestic flights. One direction at a time.

Route at a glance · September 2025 to August 2026

JFK to LAS

New York, NY to Las Vegas, NV

On time
75.7%vs 75.6% U.S. average About average
Cancelled
2.8%vs 1.9% U.S. average Worse than average
60+ min late
8.0%vs 8.1% U.S. average About average
Scheduled flights
3,721in 12 months4 airlines
Most reliable airline
American Airlines79.1% on time · 522 flights

On time about as often as the U.S. average, with more cancellations.

Compared with all U.S. flights, September 2025 to August 2026. “About average” means within 1.5 points for on time, 0.3 for cancelled and 1 for 60+ minutes late.

Airlines on this route

Ranked by on-time arrival

Airlines from JFK to LAS, September 2025 to August 2026. Rates are shares of all scheduled flights.
Airline On time Cancelled 60+ min late Avg delay when late Diverted Flights
1. American Airlines Most reliable 79.1% 2.1% 8.4% 101 min 0.2% 522
2. JetBlue Airways 77.5% 3.3% 7.9% 67 min 0.5% 1,382
3. Delta Air Lines 74.2% 2.7% 7.4% 57 min 0.1% 1,676
4. Frontier Airlines Small sample (under 300 flights) 63.1% 1.4% 13.5% 69 min 0.0% 141

On time = arrived within 15 minutes of schedule. Avg delay when late = average arrival delay of flights 15+ minutes late. "Most reliable" needs at least 300 flights in 12 months. Tap a heading to sort.

What this means

American Airlines has the strongest record on this route.

  • American Airlines had the best on-time record from New York (JFK) to Las Vegas (LAS): 79.1% of its 522 scheduled flights arrived within 15 minutes of schedule, compared with 74.2% for Delta Air Lines.
  • 2.8% of flights on this route were cancelled (about 1 in 36), 0.9 points higher than the U.S. average of 1.9%.
  • 8.0% of flights, about 1 in 13, arrived an hour or more late. When a flight was late (15+ minutes), the average arrival delay was 66 min.
  • Overall, 75.7% of flights on this route arrived on time, about the same as the U.S. average of 75.6%.
  • Over the last 3 years, November was the most reliable month on this route (86.1% on time) and July the least reliable (68.6%).
  • Cancellations peaked in July, when 5.9% of flights were cancelled.
  • Flights scheduled to depart 6 am to 7 am were the most punctual (83.3% on time); flights scheduled to depart 9 pm to 10 pm were the least (64.5%).
  • In the other direction, Las Vegas (LAS) to New York (JFK), 76.9% of flights were on time and 3.0% were cancelled. Compare airlines LAS to JFK.

Best and worst months to fly JFK to LAS

Jan 82.4%
Feb 73.9%
Mar 83.3%
Apr 81.7%
May 80.4%
Jun 76.3%
Jul 68.6%
Aug 72.0%
Sep 79.0%
Oct 81.6%
Nov 86.1%
Dec 81.2%
Share of scheduled flights on time 12-month average 75.7%
All airlines combined, by calendar month, September 2023 to August 2026 (3 years pooled). Scale starts at zero.
Show as table
PeriodOn timeFlights
January 82.4% 826
February 73.9% 783
March 83.3% 886
April 81.7% 930
May 80.4% 987
June 76.3% 908
July 68.6% 908
August 72.0% 920
September 79.0% 914
October 81.6% 1,006
November 86.1% 889
December 81.2% 804
Best and worst calendar month by airline, September 2023 to August 2026.
AirlineBest monthWorst month
American Airlines November (91.9%) August (71.0%)
JetBlue Airways November (89.2%) February (68.3%)
Delta Air Lines November (87.0%) July (65.6%)

Month by month, last 12 months

Sep 81.6%
Oct 75.9%
Nov 79.9%
Dec 70.3%
Jan 75.2%
Feb 72.7%
Mar 83.3%
Apr 83.8%
May 78.4%
Jun 78.2%
Jul 69.5%
Aug 58.4%
Share of scheduled flights on time U.S. average 75.6%
All airlines combined, September 2025 to August 2026. Scale starts at zero.
Show as table
PeriodOn timeFlights
Sep 2025 81.6% 337
Oct 2025 75.9% 345
Nov 2025 79.9% 304
Dec 2025 70.3% 283
Jan 2026 75.2% 294
Feb 2026 72.7% 249
Mar 2026 83.3% 299
Apr 2026 83.8% 321
May 2026 78.4% 329
Jun 2026 78.2% 317
Jul 2026 69.5% 321
Aug 2026 58.4% 322

Best and worst departure times

6a 83.3%
7a 81.9%
8a 83.2%
9a 76.5%
10a 79.3%
11a 79.6%
12p 87.3%
2p Insufficient sample
3p 77.8%
4p 73.1%
5p 77.8%
6p 66.1%
7p 65.8%
8p 60.0%
9p 64.5%
10p 67.7%
Share of scheduled flights on time
By scheduled local departure hour at JFK, September 2025 to August 2026. Hours with no scheduled flights are omitted. Scale starts at zero.
Show as table
PeriodOn timeFlights
Departing 6 am to 7 am 83.3% 408
Departing 7 am to 8 am 81.9% 774
Departing 8 am to 9 am 83.2% 131
Departing 9 am to 10 am 76.5% 85
Departing 10 am to 11 am 79.3% 82
Departing 11 am to noon 79.6% 475
Departing noon to 1 pm 87.3% 79
Departing 2 pm to 3 pm Insufficient sample 10
Departing 3 pm to 4 pm 77.8% 54
Departing 4 pm to 5 pm 73.1% 428
Departing 5 pm to 6 pm 77.8% 99
Departing 6 pm to 7 pm 66.1% 245
Departing 7 pm to 8 pm 65.8% 438
Departing 8 pm to 9 pm 60.0% 55
Departing 9 pm to 10 pm 64.5% 296
Departing 10 pm to 11 pm 67.7% 62
Woman at an airport window watching a plane take off
Photo: Depositphotos (licensed stock, illustrative only). Credits

Sources & data dates

Source
U.S. DOT Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (1987-present)
Period
September 2025 to August 2026 (12 months); month-of-year patterns September 2023 to August 2026
Data through
August 2026
Processed
2026-11-03
Scope
Nonstop scheduled flights from New York, NY (JFK) to Las Vegas, NV (LAS), one direction. Airlines that report to the DOT only.
Method
Rates use all scheduled flights as the denominator; cancelled and diverted flights count as not on time. Figures based on fewer than 50 scheduled flights are suppressed. Full methodology.

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