Salt Lake City (SLC) to New York (JFK): On-Time Performance
Data through May 2026
Salt Lake City (SLC) to New York (JFK) effectively runs on two schedules. In September 2025, 91% of arrivals were on time; in July 2024 that fell to 64% — a 27-point seasonal swing. 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
- 1.3%
- Flights/day
- 5.3
- last 12 months
- Duration
- 4h 35m
- scheduled
- Distance
- 1,990 mi
Best airline from SLC to JFK
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Linesmost reliable | 81% | 15 min | 1.1% | 3,074 |
| JetBlue Airways | 74% | 28 min | 2.1% | 820 |
Monthly on-time trend
Best time to fly from SLC to JFK
Aim for departures around 7 a.m. (92% on-time); avoid 12 p.m. departures (64%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 81% | 13 min |
| Tuesdaybest | 83% | 12 min |
| Wednesday | 81% | 18 min |
| Thursday | 76% | 27 min |
| Friday | 82% | 13 min |
| Saturday | 78% | 20 min |
| Sunday | 77% | 21 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft30%
- Airline operations48%
- National airspace system21%
- Weather2%
Frequently asked questions
- How often are flights from SLC to JFK delayed?
- 20% of SLC–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 SLC to JFK?
- Delta Air Lines has the best on-time record on this route at 81%, based on 3,074 flights. 2 airlines flew SLC–JFK frequently enough to compare in this period.
- What is the best time of day to fly from SLC to JFK?
- Departures around 7 a.m. have the best record (92% on-time), while departures around 12 p.m. have the worst (64%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SLC to JFK?
- The scheduled SLC–JFK flight time averages 4h 35m over 1,990 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are SLC to JFK flights cancelled?
- 1.3% 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 SLC to JFK?
- July 2024 was the roughest month in this dataset, with only 64% of arrivals on time. The best was September 2025 at 91%. If your dates are flexible, that 27-point gap is worth planning around.
Explore related pages
More routes from SLC
Other ways to fly to New York (JFK)
Related guides
Based on 3,894 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.