Route on-time record

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

Dallas (Dallas Love Field) to Atlanta (Hartsfield Jackson Atlanta International Airport). 3,441 nonstop flights in Jun 2025 to May 2026, 79% arrived within 15 minutes and 2.2% were cancelled. The most reliable flight number was Southwest 1468 at 6:00 AM.

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

DAL → ATL

Dallas to Atlanta: 3,441 nonstop flights a year

On time (12 months)

79%

Cancelled

2.2%

avg delay 17 min

Best time to leave

Before 9 AM

89% on time vs 65% 3 to 6 PM

Most reliable airline

Delta

79% chance on time

Check DAL to ATL fares

Lowest nonstop fare seen in the next two months: $105 (Southwest 1014 on 2026-11-06). 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 · Southwest 1468
6:00 AM → 9:00 AM2h 00m nonstop
Local times, typical schedule. Last flown 2026-05-29.
90%
chance on time
On time (history)
100%
Cancelled
0.0%
Avg arrival delay
1 min
- Arrived on time 100% of the time (23 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 89% on time; 3 to 6 PM: 65%).
- Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
- Short track record (23 flights), so its score leans on the airline's record at this hour.
Limited track record · 23 flights
Find Southwest 1468 fares Opens this date on Aviasales
#2 · Southwest 2854
8:50 AM → 11:50 AM2h 00m nonstop
Local times, typical schedule. Last flown 2026-04-06.
87%
chance on time
On time (history)
93%
Cancelled
0.0%
Avg arrival delay
2 min
- Arrived on time 93% of the time (15 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 89% on time; 3 to 6 PM: 65%).
- Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
- Short track record (15 flights), so its score leans on the airline's record at this hour.
Limited track record · 15 flights
Find Southwest 2854 fares Opens this date on Aviasales
#3 · Southwest 3232
9:05 AM → 12:10 PM2h 05m nonstop
Local times, typical schedule. Last flown 2026-05-31.
87%
chance on time
On time (history)
90%
Cancelled
0.0%
Avg arrival delay
6 min
- Arrived on time 90% of the time (39 flights, Jun 2025 to May 2026).
- Never cancelled in 39 scheduled flights.
- Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
- Short track record (39 flights), so its score leans on the airline's record at this hour.
Limited track record · 39 flights
Find Southwest 3232 fares Opens this date on Aviasales
#4 · Delta 516
6:05 AM → 9:11 AM2h 07m nonstop
Local times, typical schedule. Last flown 2026-05-31.
85%
chance on time
On time (history)
88%
Cancelled
3.3%
Avg arrival delay
11 min
- Arrived on time 88% of the time (352 flights, Jun 2025 to May 2026).
- Cancelled 3.3% of the time (12 of 365).
- Leaves in this route's most on-time window (Before 9 AM: 89% on time; 3 to 6 PM: 65%).
- Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
Strong track record · 352 flights
Find Delta 516 fares Opens this date on Aviasales
#5 · Southwest 247
6:15 AM → 9:15 AM2h 00m nonstop
Local times, typical schedule. Last flown 2026-04-06.
85%
chance on time
On time (history)
87%
Cancelled
0.0%
Avg arrival delay
5 min
- Arrived on time 87% of the time (15 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 89% on time; 3 to 6 PM: 65%).
- Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
- Short track record (15 flights), so its score leans on the airline's record at this hour.
Limited track record · 15 flights
Find Southwest 247 fares Opens this date on Aviasales
#6 · Delta 833
7:12 AM → 10:20 AM2h 08m nonstop
Local times, typical schedule. Last flown 2026-05-31.
83%
chance on time
On time (history)
79%
Cancelled
0.0%
Avg arrival delay
21 min
- Arrived on time 79% of the time (24 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 89% on time; 3 to 6 PM: 65%).
- Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
- Short track record (24 flights), so its score leans on the airline's record at this hour.
Limited track record · 24 flights
Find Delta 833 fares Opens this date on Aviasales
#7 · Southwest 6
9:15 AM → 12:15 PM2h 00m nonstop
Local times, typical schedule. Last flown 2026-04-01.
83%
chance on time
On time (history)
88%
Cancelled
0.0%
Avg arrival delay
7 min
- Arrived on time 88% of the time (8 flights, Jun 2025 to May 2026).
- Departs outside DAL's trouble window (10 AM to 4 PM, when 67% of its 42 ground stops and delay programs started).
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find Southwest 6 fares Opens this date on Aviasales
#8 · Delta 1115
12:12 PM → 3:14 PM2h 02m nonstop
Local times, typical schedule. Last flown 2026-05-31.
82%
chance on time
On time (history)
84%
Cancelled
0.7%
Avg arrival delay
17 min
- Arrived on time 84% of the time (274 flights, Jun 2025 to May 2026).
- Departs inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
- 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 · 274 flights
Find Delta 1115 fares Opens this date on Aviasales
#9 · Delta 441
10:42 AM → 1:19 PM2h 02m nonstop
Local times, typical schedule. Last flown 2026-05-31.
82%
chance on time
On time (history)
83%
Cancelled
3.0%
Avg arrival delay
13 min
- Arrived on time 83% of the time (193 flights, Jun 2025 to May 2026).
- Cancelled 3.0% of the time (6 of 199).
- Departs inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
- Lands inside ATL's trouble window: 59% of its 96 ground stops and delay programs started between 1 PM and 7 PM.
Moderate track record · 193 flights
Find Delta 441 fares Opens this date on Aviasales
#10 · Delta 2394
12:25 PM → 3:30 PM2h 05m nonstop
Local times, typical schedule. Last flown 2026-05-06.
80%
chance on time
On time (history)
83%
Cancelled
7.7%
Avg arrival delay
11 min
- Arrived on time 83% of the time (48 flights, Jun 2025 to May 2026).
- Cancelled 7.7% of the time (4 of 52).
- Departs inside DAL's trouble window: 67% of its 42 ground stops and delay programs started between 10 AM and 4 PM.
- Lands inside ATL's trouble window: 59% of its 96 ground stops and delay programs started between 1 PM and 7 PM.
Limited track record · 48 flights
Find Delta 2394 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

Delta Air Lines79%
1,868 flights · 81% on time as flown · 2.7% cancel
Southwest Airlines74%
1,573 flights · 76% on time as flown · 1.7% cancel

On time by departure time

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

Before 9 AM89%
907 flights · avg delay 10 min
9 AM to noon86%
689 flights · avg delay 11 min
Noon to 3 PM78%
580 flights · avg delay 15 min
3 to 6 PM65%
649 flights · avg delay 24 min
6 to 9 PM68%
598 flights · avg delay 29 min

Best day: Tuesday (82%). Worst: Sunday (75%).

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 aircraft43%
Airline (crew, maintenance, boarding)33%
Air traffic control and airport volume15%
Severe weather9%

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

DAL to ATL questions

What time of day is best to fly DAL to ATL?: Before 9 AM: 89% of flights arrived on time, against 65% for departures 3 to 6 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 DAL to ATL?: Delta, with a season-adjusted 79% chance of operating and arriving on time over 1,868 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 DAL to ATL?: June (68% on time); the best was September (85%), 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.

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