Route on-time record
RSW to LGA: most on-time flights and the best time to fly
Fort Myers (Southwest Florida International Airport) to New York (LaGuardia Airport). 909 nonstop flights in Jun 2025 to May 2026, 71% arrived within 15 minutes and 4.4% were cancelled. The most reliable flight number was Delta 379 at 12:35 PM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
RSW → LGA
Fort Myers to New York: 909 nonstop flights a year
On time (12 months)
71%
Cancelled
4.4%
avg delay 29 min
Best time to leave
9 AM to noon
82% on time vs 61% 6 to 9 PM
Most reliable airline
Delta
69% chance on time
Lowest nonstop fare seen in the next two months: $265 (American 2666 on 2026-11-09). 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 · Delta 379
12:35 PM → 3:34 PM2h 59m nonstop
Local times, typical schedule. Last flown 2026-05-31.
74%
chance on time
- On time (history)
- 79%
- Cancelled
- 6.7%
- Avg arrival delay
- 15 min
- Arrived on time 79% of the time (207 flights, Jun 2025 to May 2026).
- Cancelled 6.7% of the time (15 of 225).
- Lands inside LGA's trouble window: 55% of its 284 ground stops and delay programs started between noon and 6 PM.
- 54% of its delay minutes came from the plane arriving late from an earlier flight.
Strong track record · 207 flights
Find Delta 379 fares Opens this date on Aviasales#2 · American 3121
3:29 PM → 6:29 PM3h 00m nonstop
Local times, typical schedule. Last flown 2026-05-20.
68%
chance on time
- On time (history)
- 79%
- Cancelled
- 0.0%
- Avg arrival delay
- 23 min
- Arrived on time 79% of the time (42 flights, Jun 2025 to May 2026).
- Never cancelled in 44 scheduled flights.
- 58% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 42 flights
Find American 3121 fares Opens this date on Aviasales#3 · Delta 2310
7:59 PM → 10:49 PM2h 52m nonstop
Local times, typical schedule. Last flown 2026-05-31.
59%
chance on time
- On time (history)
- 62%
- Cancelled
- 4.0%
- Avg arrival delay
- 44 min
- Arrived on time 62% of the time (313 flights, Jun 2025 to May 2026).
- Cancelled 4.0% of the time (13 of 328).
- Leaves in this route's least on-time window (6 to 9 PM: 61% on time; 9 AM to noon: 82%).
- 54% of its delay minutes came from the plane arriving late from an earlier flight.
Strong track record · 313 flights
Find Delta 2310 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Delta Air Lines69%
709 flights · 72% on time as flown · 4.1% cancel
- American Airlines65%
200 flights · 66% on time as flown · 5.0% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- 9 AM to noon82%
283 flights · avg delay 15 min
- Noon to 3 PM75%
108 flights · avg delay 16 min
- 3 to 6 PM67%
191 flights · avg delay 27 min
- 6 to 9 PM61%
327 flights · avg delay 47 min
Best day: Saturday (78%). Worst: Monday (68%).
Smarter routing
Nearby airports that run more on time
RSW → HPN 79% chance on time
Southwest Florida International Airport to Westchester County Airport · 655 flights a year · 22 mi from your airports · yours: 68%
RSW → EWR 78% chance on time
Southwest Florida International Airport to Newark Liberty International Airport · 2,031 flights a year · 17 mi from your airports · yours: 68%
RSW → JFK 74% chance on time
Southwest Florida International Airport to John F. Kennedy International Airport · 1,279 flights a year · 11 mi from your airports · yours: 68%
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 aircraft52%
- Air traffic control and airport volume23%
- Airline (crew, maintenance, boarding)21%
- Severe weather4%
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
RSW to LGA questions
- What time of day is best to fly RSW to LGA?
- 9 AM to noon: 82% of flights arrived on time, against 61% for departures 6 to 9 PM.
- Which airline is most on time from RSW to LGA?
- Delta, with a season-adjusted 69% chance of operating and arriving on time over 709 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 RSW to LGA?
- March (64% on time); the best was September (84%), 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 RSW
- LGA to RSW (return)
- RSW to ORD 76%
- RSW to ATL 85%
- RSW to BOS 69%
- RSW to EWR 80%
- RSW to DTW 75%
- RSW to CLT 83%
- RSW to BWI 80%
- RSW to DFW 75%
- RSW to PHL 72%
- RSW to JFK 78%
- RSW to MSP 81%
- RSW to MDW 76%
Most on-time flights from RSW on every route →
Live status: FAA delays and ground stops