Historical on-time performance
Salt Lake City to New York
1,989 miData through May 2026Source: US DOT · BTS
Flights on SLC–JFK arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled1.9%of scheduled flights
based on 1,931 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesbestOn-time82%Medianon timep9035 minCancel1.6%Flights1,538
- JetBlue AirwaysOn-time73%Medianon timep9080 minCancel2.8%Flights393
Why flights run late
Delay causes
- Airline42%
- Weather2%
- Air traffic (NAS)21%
- Late aircraft35%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline31%
- Weather67%
- Air traffic (NAS)3%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 36 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SLC → JFK
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 85% on time.
- Mornings85% on time · p90 20 min · 1,196 flights
- Overnights79% on time · p90 50 min · 2,044 flights
- Evenings76% on time · p90 45 min · 1,155 flights
- Middays74% on time · p90 45 min · 537 flights
- Afternoons67% on time · p90 90 min · 1,009 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 80% on time.
- Tuesdays80% on time · p90 35 min · 843 flights
- Fridays79% on time · p90 45 min · 850 flights
- Wednesdays79% on time · p90 45 min · 841 flights
- Mondays78% on time · p90 45 min · 850 flights
- Saturdays76% on time · p90 55 min · 856 flights
- Thursdays76% on time · p90 65 min · 845 flights
- Sundays73% on time · p90 55 min · 856 flights
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