Route on-time record
JFK to CHS: most on-time flights and the best time to fly
New York (John F. Kennedy International Airport) to Charleston (Charleston International Airport). 788 nonstop flights in Jun 2025 to May 2026, 75% arrived within 15 minutes and 4.3% were cancelled. The most reliable flight number was JetBlue 1273 at 8:05 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
JFK → CHS
New York to Charleston: 788 nonstop flights a year
On time (12 months)
75%
Cancelled
4.3%
avg delay 19 min
Best time to leave
Noon to 3 PM
92% on time vs 59% 3 to 6 PM
Most reliable airline
Republic
74% chance on time
Lowest nonstop fare seen in the next two months: $167 (JetBlue 1273 on 2026-10-30). Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · JetBlue 1273
8:05 AM → 10:28 AM2h 23m nonstop
Local times, typical schedule. Last flown 2026-05-31.
76%
chance on time
- On time (history)
- 79%
- Cancelled
- 2.9%
- Avg arrival delay
- 14 min
- Arrived on time 79% of the time (333 flights, Jun 2025 to May 2026).
- Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
Strong track record · 333 flights
Find JetBlue 1273 fares Opens this date on Aviasales#2 · JetBlue 1873
6:50 PM → 9:25 PM2h 35m nonstop
Local times, typical schedule. Last flown 2026-04-13.
76%
chance on time
- On time (history)
- 92%
- Cancelled
- 0.0%
- Avg arrival delay
- 5 min
- Arrived on time 92% of the time (12 flights, Jun 2025 to May 2026).
- Departs inside JFK's trouble window: 66% of its 167 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (12 flights), so its score leans on the airline's record at this hour.
Limited track record · 12 flights
Find JetBlue 1873 fares Opens this date on Aviasales#3 · JetBlue 2473
2:45 PM → 4:57 PM2h 15m nonstop
Local times, typical schedule. Last flown 2026-05-31.
65%
chance on time
- On time (history)
- 66%
- Cancelled
- 3.7%
- Avg arrival delay
- 31 min
- Arrived on time 66% of the time (258 flights, Jun 2025 to May 2026).
- Cancelled 3.7% of the time (10 of 268).
- Leaves in this route's most on-time window (Noon to 3 PM: 92% on time; 3 to 6 PM: 59%).
- Departs inside JFK's trouble window: 66% of its 167 ground stops and delay programs started between 1 PM and 7 PM.
Strong track record · 258 flights
Find JetBlue 2473 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Republic Airways (sold as American Eagle, Delta Connection or United Express)74%
151 flights · 80% on time as flown · 6.8% cancel
- JetBlue71%
635 flights · 73% on time as flown · 3.4% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM82%
321 flights · avg delay 11 min
- 9 AM to noon79%
103 flights · avg delay 16 min
- Noon to 3 PM92%
49 flights · avg delay 5 min
- 3 to 6 PM59%
214 flights · avg delay 36 min
- 6 to 9 PM74%
101 flights · avg delay 23 min
Best day: Wednesday (85%). Worst: Thursday (77%).
Smarter routing
Nearby airports that run more on time
EWR → CHS 76% chance on time
Newark Liberty International Airport to Charleston International Airport · 1,376 flights a year · 21 mi from your airports · yours: 72%
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Late-arriving aircraft38%
- Airline (crew, maintenance, boarding)35%
- Air traffic control and airport volume24%
- Severe weather2%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
JFK to CHS questions
- What time of day is best to fly JFK to CHS?
- Noon to 3 PM: 92% of flights arrived on time, against 59% for departures 3 to 6 PM.
- Which airline is most on time from JFK to CHS?
- Republic, with a season-adjusted 74% chance of operating and arriving on time over 151 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on JFK to CHS?
- July (71% on time); the best was November (88%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from JFK
- CHS to JFK (return)
- JFK to LAX 78%
- JFK to SFO 75%
- JFK to BOS 73%
- JFK to MCO 73%
- JFK to MIA 76%
- JFK to ATL 76%
- JFK to FLL 72%
- JFK to LAS 80%
- JFK to PHX 78%
- JFK to SEA 68%
- JFK to DCA 67%
- JFK to SAN 79%
Live status: FAA delays and ground stops