LGA → SDFNew York to Louisville

live

Direct flights from New York (LGA) to Louisville (SDF): 7 nonstop departures observed each week across 1 airline. 87% of the last 30 operated flights arrived within 15 minutes of schedule. The median arrival is 22 minutes early. No cancellations were recorded across the 30 tracked flights. The nonstop covers 1,057 km, an estimated 1 hour 51 minutes in the air. Measured by Pro Flight Search from live flight boards at New York and Louisville. Updated 20 October 2026 at 19:17 UTC.

Today, LGA → SDF

Tue 20 Oct · local times
DL5637Delta Air LinesIn the air, 91 min late

Left LGA at 13:01, 91 min after its 11:30 slot.

Landing
15:25SDF board estimate · sched 13:59
Track DL5637 →
  1. 08:44 DL5643Delta Air Lines Left 08:35 Landed 10:48 −22
  2. 11:30 DL5637Delta Air Lines Left 13:01 +91 SDF est. 15:25 +86In the air · sched 13:59
  3. 14:29 DL4923Delta Air Lines Left 14:21 SDF est. 16:39In the air · sched 16:56

Checked LGA board 15:17 · SDF board 15:03

LGA New York smooth · +0
SDF Louisville smooth · +0
1,057 km · ~1h 51m est.
dep bank 08:44–18:207x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
87% on time

of the last 30 operated LGA → SDF flights arrived within 15 minutes

Median arrival delay is −22 min. 0 of 30 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−22 minacross the last 30 operated legs
Flight time~1h 51mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 30

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 LinesDL87% on time

Flights DL5643 08:44 Mo Tu We Th Fr Su · DL5637 11:30 daily · DL4923 14:29 Mo Tu We Th Fr Su · DL5651 16:45 Sa

History

operated legs · board outcomes
10-20DL4923dep −8 → arr−17
10-20DL5637dep +91 → arr+86
10-20DL5643dep −9 → arr−22
10-19DL4923dep −11 → arr−42
10-19DL5636dep −7 → arr−44
10-19DL5637dep −6 → arr−34
10-19DL5643dep −6 → arr−18
10-18DL4923dep +15 → arr−12
10-18DL5636dep −8 → arr−31
10-18DL5637dep +28 → arr−5
10-18DL5643dep +124 → arr+100
10-17DL5637dep −8 → arr−23
10-17DL5651dep −7 → arr+1
10-16DL4923dep +0 → arr−16
10-16DL5636dep +125 → arr+141
10-16DL5637dep −5 → arr−27
10-16DL5643dep −2 → arr+7
10-15DL3477arrived+84
10-15DL4923dep −10 → arr−37
10-15DL5636dep −6 → arr−31
10-15DL5637dep −8 → arr−31
10-15DL5643dep −6 → arr−4
10-14DL4923dep −13 → arr−31
10-14DL5636dep −12 → arr−35
10-14DL5637dep −16 → arr−39
10-14DL5643dep −10 → arr−7
10-13DL4923dep −10 → arr−18
10-13DL5636dep −12 → arr−35
10-13DL5637dep −8 → arr−45
10-13DL5643dep −5 → arr−25

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
LGANew York +0 min smooth 🌤 few clouds · N 12 kt Full LGA delay board →
SDFLouisville +0 min smooth 🌤 few clouds · N 3 kt Full SDF delay board →

Weather lens

Current conditions put the pressure at LGA and SDF: 41% odds of a 15+ minute delay and around +8 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the New York to Louisville route actually runs

Pro Flight Search records official board updates for nonstop LGA 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 — New York (LGA) to Louisville (SDF) route reliability, measured from operated flights on official airport boards.

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

LGA to SDF questions

Is LGA–SDF running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on LGA–SDF?

Operators schedule morning departures around 08:44 and evening departures around 18:20 from LGA. 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 LGA to SDF?

Great-circle distance is 1,057 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 105–121 min gate-to-gate on this route.

How often does LGA–SDF fly?

Delta Air Lines runs the route with about 26 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.