Route on-time record

RSW to ATL: most on-time flights and the best time to fly

Fort Myers (Southwest Florida International Airport) to Atlanta (Hartsfield Jackson Atlanta International Airport). 2,866 nonstop flights in Jun 2025 to May 2026, 85% arrived within 15 minutes and 1.7% were cancelled. The most reliable flight number was Delta 1385 at 5:30 AM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

RSW → ATL

Fort Myers to Atlanta: 2,866 nonstop flights a year

On time (12 months)

85%

Cancelled

1.7%

avg delay 14 min

Best time to leave

Before 9 AM

93% on time vs 73% 6 to 9 PM

Most reliable airline

Delta

85% chance on time

Check RSW to ATL fares

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 1385
5:30 AM → 7:19 AM1h 49m nonstop
Local times, typical schedule. Last flown 2026-05-31.
93%
chance on time
On time (history)
95%
Cancelled
1.6%
Avg arrival delay
8 min
- Arrived on time 95% of the time (359 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; 6 to 9 PM: 73%).
Strong track record · 359 flights
Find Delta 1385 fares Opens this date on Aviasales
#2 · Delta 1361
6:32 AM → 8:29 AM1h 52m nonstop
Local times, typical schedule. Last flown 2026-05-31.
92%
chance on time
On time (history)
93%
Cancelled
0.8%
Avg arrival delay
8 min
- Arrived on time 93% of the time (360 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; 6 to 9 PM: 73%).
Strong track record · 360 flights
Find Delta 1361 fares Opens this date on Aviasales
#3 · Delta 1395
8:00 AM → 9:51 AM1h 53m nonstop
Local times, typical schedule. Last flown 2026-05-31.
90%
chance on time
On time (history)
92%
Cancelled
1.1%
Avg arrival delay
8 min
- Arrived on time 92% of the time (361 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 93% on time; 6 to 9 PM: 73%).
Strong track record · 361 flights
Find Delta 1395 fares Opens this date on Aviasales
#4 · Delta 1089
10:17 AM → 12:08 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-05-31.
86%
chance on time
On time (history)
88%
Cancelled
2.4%
Avg arrival delay
13 min
- Arrived on time 88% of the time (327 flights, Jun 2025 to May 2026).
Strong track record · 327 flights
Find Delta 1089 fares Opens this date on Aviasales
#5 · Delta 1196
2:02 PM → 3:56 PM1h 53m nonstop
Local times, typical schedule. Last flown 2026-05-31.
81%
chance on time
On time (history)
81%
Cancelled
2.4%
Avg arrival delay
17 min
- Arrived on time 81% of the time (238 flights, Jun 2025 to May 2026).
- Lands inside ATL's trouble window: 59% of its 96 ground stops and delay programs started between 1 PM and 7 PM.
Strong track record · 238 flights
Find Delta 1196 fares Opens this date on Aviasales
#6 · Delta 1153
12:48 PM → 2:47 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-05-31.
80%
chance on time
On time (history)
79%
Cancelled
2.1%
Avg arrival delay
18 min
- Arrived on time 79% of the time (228 flights, Jun 2025 to May 2026).
- Lands inside ATL's trouble window: 59% of its 96 ground stops and delay programs started between 1 PM and 7 PM.
Strong track record · 228 flights
Find Delta 1153 fares Opens this date on Aviasales
#7 · Delta 1110
4:30 PM → 6:24 PM1h 54m nonstop
Local times, typical schedule. Last flown 2026-04-12.
79%
chance on time
On time (history)
80%
Cancelled
1.6%
Avg arrival delay
16 min
- Arrived on time 80% of the time (246 flights, Jun 2025 to May 2026).
- Lands inside ATL's trouble window: 59% of its 96 ground stops and delay programs started between 1 PM and 7 PM.
- 53% of its delay minutes came from the plane arriving late from an earlier flight.
Strong track record · 246 flights
Find Delta 1110 fares Opens this date on Aviasales
#8 · Delta 1379
5:59 PM → 7:53 PM1h 54m nonstop
Local times, typical schedule. Last flown 2026-05-31.
78%
chance on time
On time (history)
76%
Cancelled
2.1%
Avg arrival delay
19 min
- Arrived on time 76% of the time (143 flights, Jun 2025 to May 2026).
- 60% of its delay minutes came from the plane arriving late from an earlier flight.
Moderate track record · 143 flights
Find Delta 1379 fares Opens this date on Aviasales
#9 · Delta 1124
7:50 PM → 10:00 PM1h 59m nonstop
Local times, typical schedule. Last flown 2026-05-31.
76%
chance on time
On time (history)
77%
Cancelled
3.2%
Avg arrival delay
22 min
- Arrived on time 77% of the time (91 flights, Jun 2025 to May 2026).
- Cancelled 3.2% of the time (3 of 94).
- Leaves in this route's least on-time window (6 to 9 PM: 73% on time; Before 9 AM: 93%).
Moderate track record · 91 flights
Find Delta 1124 fares Opens this date on Aviasales
#10 · Frontier 2217
7:35 PM → 9:35 PM2h 00m nonstop
Local times, typical schedule. Last flown 2026-04-13.
50%
chance on time
On time (history)
54%
Cancelled
4.6%
Avg arrival delay
44 min
- Arrived on time 54% of the time (104 flights, Jun 2025 to May 2026).
- Cancelled 4.6% of the time (5 of 109).
- Leaves in this route's least on-time window (6 to 9 PM: 73% on time; Before 9 AM: 93%).
Moderate track record · 104 flights
Find Frontier 2217 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

Delta Air Lines85%
2,757 flights · 86% on time as flown · 1.6% cancel
Frontier Airlines64%
109 flights · 54% on time as flown · 2.9% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

Before 9 AM93%
1,064 flights · avg delay 8 min
9 AM to noon89%
397 flights · avg delay 11 min
Noon to 3 PM81%
427 flights · avg delay 15 min
3 to 6 PM79%
609 flights · avg delay 18 min
6 to 9 PM73%
369 flights · avg delay 26 min

Best day: Wednesday (89%). Worst: Sunday (80%).

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)38%
Air traffic control and airport volume22%
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

RSW to ATL questions

What time of day is best to fly RSW to ATL?: Before 9 AM: 93% of flights arrived on time, against 73% for departures 6 to 9 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
Which airline is most on time from RSW to ATL?: Delta, with a season-adjusted 85% chance of operating and arriving on time over 2,757 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 ATL?: July (78% on time); the best was October (93%), 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

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