Delta Air Lines
DL1237Sioux Falls to Atlanta
Delta Air Lines flight DL1237 flies from Sioux Falls (FSD) to Atlanta (ATL), 1,535 km. Over August 2025 to July 2026 it usually arrives right on schedule: 87% of 365 flights arrived within 15 minutes of schedule and 0.8% were cancelled (US Department of Transportation data).
On-time record, last 12 months
87%
on time (within 15 min)
8%
more than 30 min late
0.8%
cancelled
+1 min
average arrival vs schedule
Every operation of DL1237, August 2025 to July 2026: 365 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as DL1237
- Sioux Falls (FSD) to Atlanta (ATL)365 flights
More about Sioux Falls (FSD) and Atlanta (ATL).
Embed this on your site
A live badge for travel blogs, forums and trip reports. It updates as new data comes in, and links back here for the full stats.
Dark badge, HTML
<a href="https://tripstow.com/flights/dl1237" title="DL1237 is on time 87% of the time on TripStow"><img src="https://tripstow.com/badge/flights/dl1237.svg" alt="DL1237 is on time 87% of the time" width="360" height="88" loading="lazy"></a>
Light badge, HTML
<a href="https://tripstow.com/flights/dl1237" title="DL1237 is on time 87% of the time on TripStow"><img src="https://tripstow.com/badge/flights/dl1237.svg?theme=light" alt="DL1237 is on time 87% of the time" width="360" height="88" loading="lazy"></a>Markdown, for forums and README files
[](https://tripstow.com/flights/dl1237)Flying soon?
Forward your booking to TripStow and get your trip built for you, with check-in reminders, punctuality for every flight and a map of everywhere you have been.
Start free