Route on-time record
DSM to ATL: most on-time flights and the best time to fly
Des Moines (Des Moines International Airport) to Atlanta (Hartsfield Jackson Atlanta International Airport). 1,251 nonstop flights in Jun 2025 to May 2026, 89% arrived within 15 minutes and 2.2% were cancelled. The most reliable flight number was Delta 2727 at 5:35 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
DSM → ATL
Des Moines to Atlanta: 1,251 nonstop flights a year
On time (12 months)
89%
Cancelled
2.2%
avg delay 12 min
Best time to leave
Before 9 AM
93% on time vs 81% 6 to 9 PM
Most reliable airline
Delta
87% chance on time
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 2727
5:35 AM → 8:48 AM2h 12m nonstop
Local times, typical schedule. Last flown 2026-05-31.
91%
chance on time
- On time (history)
- 93%
- Cancelled
- 2.3%
- Avg arrival delay
- 11 min
- Arrived on time 93% of the time (339 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: 81%).
Strong track record · 339 flights
Find Delta 2727 fares Opens this date on Aviasales#2 · Delta 1704
11:33 AM → 2:35 PM2h 04m nonstop
Local times, typical schedule. Last flown 2026-05-31.
87%
chance on time
- On time (history)
- 89%
- Cancelled
- 2.0%
- Avg arrival delay
- 10 min
- Arrived on time 89% of the time (339 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 · 339 flights
Find Delta 1704 fares Opens this date on Aviasales#3 · Delta 2143
5:20 PM → 8:34 PM2h 14m nonstop
Local times, typical schedule. Last flown 2026-04-12.
87%
chance on time
- On time (history)
- 89%
- Cancelled
- 2.8%
- Avg arrival delay
- 4 min
- Arrived on time 89% of the time (35 flights, Jun 2025 to May 2026).
- Short track record (35 flights), so its score leans on the airline's record at this hour.
Limited track record · 35 flights
Find Delta 2143 fares Opens this date on Aviasales#4 · Delta 2094
2:33 PM → 5:40 PM2h 07m nonstop
Local times, typical schedule. Last flown 2026-05-31.
85%
chance on time
- On time (history)
- 82%
- Cancelled
- 0.0%
- Avg arrival delay
- 7 min
- Arrived on time 82% of the time (22 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.
- Short track record (22 flights), so its score leans on the airline's record at this hour.
Limited track record · 22 flights
Find Delta 2094 fares Opens this date on Aviasales#5 · Delta 2086
2:44 PM → 5:49 PM2h 09m nonstop
Local times, typical schedule. Last flown 2026-05-31.
82%
chance on time
- On time (history)
- 84%
- Cancelled
- 3.1%
- Avg arrival delay
- 16 min
- Arrived on time 84% of the time (276 flights, Jun 2025 to May 2026).
- Cancelled 3.1% of the time (9 of 286).
- Lands inside ATL's trouble window: 59% of its 96 ground stops and delay programs started between 1 PM and 7 PM.
- 51% of its delay minutes came from the plane arriving late from an earlier flight.
Strong track record · 276 flights
Find Delta 2086 fares Opens this date on Aviasales#6 · Delta 2006
6:31 PM → 9:42 PM2h 11m nonstop
Local times, typical schedule. Last flown 2026-05-06.
80%
chance on time
- On time (history)
- 82%
- Cancelled
- 8.3%
- Avg arrival delay
- 6 min
- Arrived on time 82% of the time (22 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (6 to 9 PM: 81% on time; Before 9 AM: 93%).
- Short track record (22 flights), so its score leans on the airline's record at this hour.
Limited track record · 22 flights
Find Delta 2006 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Delta Air Lines87%
1,251 flights · 89% on time as flown · 2.2% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM93%
350 flights · avg delay 11 min
- 9 AM to noon89%
326 flights · avg delay 10 min
- Noon to 3 PM88%
240 flights · avg delay 10 min
- 3 to 6 PM91%
119 flights · avg delay 12 min
- 6 to 9 PM81%
216 flights · avg delay 16 min
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
- Airline (crew, maintenance, boarding)49%
- Late-arriving aircraft39%
- Air traffic control and airport volume9%
- Severe weather3%
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
DSM to ATL questions
- What time of day is best to fly DSM to ATL?
- Before 9 AM: 93% of flights arrived on time, against 81% 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 DSM to ATL?
- Delta, with a season-adjusted 87% chance of operating and arriving on time over 1,251 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 DSM to ATL?
- January (79% on time); the best was September (94%), 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 DSM
- ATL to DSM (return)
- DSM to ORD 73%
- DSM to DEN 83%
- DSM to DFW 73%
- DSM to PHX 82%
- DSM to CLT 83%
- DSM to DCA 77%
- DSM to LAS 82%
- DSM to STL 90%
- DSM to IAH 90%
- DSM to PHL 80%
Live status: FAA delays and ground stops