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United Airlines

Is UA3599 delayed?

Service date: · Scheduled departure date (America/New_York)

Arrived

24 min early

Updated

Departure

Newark

EWR

Actual

Scheduled 10:00

Aug 28

Arrival

Louisville

SDF

Actual

Scheduled 16:22

Aug 28

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • EWR → SDF

    25 min early

  • EWR → SDF

    16 min early

  • EWR → SDF

    21 min early

  • EWR → SDF

    16 min early

  • EWR → SDF

    10 min early
Flight history and details

Aug 20, 2026 — Sep 19, 2026

Observed arrivals
21
Arrivals over 15 minutes late
2
Observed cancellations
0
Observed occurrences
28

Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

UA3599 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 19, 2026ArrivedNewarkLouisville
View this flight’s market
-25
Sep 18, 2026ArrivedNewarkLouisville
-16
Sep 17, 2026ArrivedNewarkLouisville
-21
Sep 16, 2026ArrivedNewarkLouisville
-16
Sep 15, 2026ArrivedNewarkLouisville
-10
Sep 14, 2026ArrivedNewarkLouisville
22
Sep 12, 2026ArrivedNewarkLouisville
-20
Sep 11, 2026ArrivedNewarkLouisville
0
Sep 10, 2026ArrivedNewarkLouisville
-9
Sep 9, 2026ArrivedNewarkLouisville
-6
Sep 8, 2026ArrivedNewarkLouisville
0
Sep 7, 2026ArrivedNewarkLouisville
-22
Sep 6, 2026ArrivedNewarkLouisville
-33
Sep 5, 2026ArrivedNewarkLouisville
-31
Sep 4, 2026ArrivedNewarkLouisville
-12
Sep 3, 2026ArrivedNewarkLouisville
15
Aug 30, 2026ArrivedNewarkLouisville
-31
Aug 29, 2026ArrivedNewarkLouisville
-29
Aug 28, 2026ArrivedNewarkLouisville
-24
Aug 24, 2026ArrivedNewarkLouisville
-35
Aug 23, 2026ArrivedNewarkLouisville
-24

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