STT to JFK flight delays & on-time performance
Nonstop flights from Cyril E. King Airport to John F. Kennedy International Airport · 1,623 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at STT or JFK right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Charlotte Amalie (STT) to New York (JFK) arrived on time 79% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 3.3% were cancelled, and 7% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (85% on time); American Airlines was the least (74%).
- Departures scheduled around 5pm did best (83% on time); around 11am did worst (74%).
- Tuesday was the most reliable day to fly (85% on time) and Monday the least (72%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (52%).
Which airline is most on time from STT to JFK?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Delta Air Lines | 85% | 3.8% | 8 min | 2.7% | 239 |
| American Airlines | 74% | 3.0% | 41 min | 10.7% | 305 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 11am74%105 flights
- 2pm78%43 flights
- 3pm81%166 flights
- 4pm78%135 flights
- 5pm83%85 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday72%6.6% cancelled
- Tuesday85%2.6% cancelled
- Wednesday85%1.3% cancelled
- Thursday79%0.0% cancelled
- Friday80%1.3% cancelled
- Saturday76%5.7% cancelled
- Sunday75%5.2% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)52%
- Late-arriving aircraft40%
- Air traffic control & airport congestion8%
- Security0%
- Extreme weather0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather61%
- Airline (crew, maintenance, cleaning, fueling)22%
- Air traffic control & airport congestion11%
- Security6%
STT to JFK: common questions
- How often are STT to JFK flights on time?
- 79% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Charlotte Amalie to New York cancelled?
- 3.3% of scheduled flights were cancelled (18 of 544).
- How long are typical delays?
- Across all flights the average arrival delay was 26 min (early arrivals count as zero). Flights that were late arrived 120 min behind schedule on average, and 7.2% of flights were an hour or more late.
- How long is taxi time at STT?
- Flights on this route spent 15 min taxiing from the gate to takeoff on average.
Related routes
Return trip: JFK to STT — 79% on time
More flights from Charlotte Amalie
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: STT → JFK, nonstop flights by US airlines that report to the DOT. How we calculate this.