ATL → SDFAtlanta to Louisville

live

Direct flights from Atlanta (ATL) to Louisville (SDF): 7 nonstop departures observed each week across 1 airline. 89% of the last 19 operated flights arrived within 15 minutes of schedule. The median arrival is 17 minutes early. No cancellations were recorded across the 19 tracked flights. The nonstop covers 518 km, an estimated 1 hour 10 minutes in the air. Measured by Pro Flight Search from live flight boards at Atlanta and Louisville. Updated 23 October 2026 at 10:03 UTC.

Today, ATL → SDF

Fri 23 Oct · local times
  1. 07:35 DL2117Delta Air Lines On scheduleTS SDF est. 08:49sched 08:57
  2. 09:00 DL1374Delta Air Lines On scheduleTS ·

Checked ATL board 06:03 · SDF board 06:03

ATL Atlanta busy · +15
SDF Louisville smooth · +0
518 km · ~1h 10m est.
dep bank 07:35–22:407x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
89% on time

of the last 19 operated ATL → SDF flights arrived within 15 minutes

Median arrival delay is −17 min. 0 of 19 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−17 minacross the last 19 operated legs
Flight time~1h 10mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 19

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Delta Air Lines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Delta Air LinesDL89% on time

Flights DL2117 07:35 Mo Tu We Th Fr Su · DL1374 09:00 daily · DL1481 11:35 daily · DL3195 13:23 daily

History

operated legs · board outcomes
10-22DL1126dep +34 → arr+4
10-22DL1374dep +11 → arr−20
10-22DL1481dep +5 → arr−24
10-22DL2117dep +9 → arr−21
10-22DL2831dep +18 → arr−13
10-22DL2842dep +85 → arr−24
10-22DL3093dep +12 → arr−18
10-22DL3195dep +18 → arr−8
10-21DL1126dep +21 → arr−4
10-21DL1374dep +106 → arr+75
10-21DL1481dep +4 → arr−25
10-21DL2117dep +8 → arr−22
10-21DL2624dep +11 → arr−17
10-21DL2831dep +7 → arr−17
10-21DL3093dep +9 → arr−19
10-21DL3195dep +1 → arr−26
10-20DL1126departed+61
10-20DL2624departed+6
10-20DL2831departed+3

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
ATLAtlanta +15 min busy 🌤 clear · ENE 7 kt Full ATL delay board →
SDFLouisville +0 min smooth 🌤 clear · N 0 kt Full SDF delay board →

Weather lens

Current conditions put the pressure at SDF: 35% odds of a 15+ minute delay and around +7 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Atlanta to Louisville route actually runs

Pro Flight Search records official board updates for nonstop ATL to SDF flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Atlanta (ATL) to Louisville (SDF) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/ATL-SDF
How we measure this →

ATL to SDF questions

Is ATL–SDF running on time right now?

Smooth skies ahead. The departure side at ATL is the weaker end, route health score 90/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on ATL–SDF?

Operators schedule morning departures around 07:35 and evening departures around 17:50 from ATL. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SDF delay card to confirm conditions when you'd arrive.

How long is the flight from ATL to SDF?

Great-circle distance is 518 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 67–74 min gate-to-gate on this route.

How often does ATL–SDF fly?

Delta Air Lines runs the route with about 59 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.