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United Airlines

Is UA4503 delayed?

No — UA4503 landed in Knoxville 8 min early, at 20:37 on Sep 29 (as of Sep 30, 00:38 UTC).

Usually on time: arrived within 15 min of schedule on 20 of the last 26 flights.

Arrived

8 min early

Official source · Updated

Departure

Newark

EWR

Scheduled

Sep 29

Arrival

Knoxville

TYS

Actual

Scheduled 20:45

Sep 29

Times shown in airport local time

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

Market settled: On time.

View this flight’s marketHow this market settles

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
View this flight’s market

Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.

Recent arrivals

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

  • Newark → Knoxville

    8 min early

  • Newark → Knoxville

    27 min late

  • Newark → Knoxville

    44 min late

  • Newark → Knoxville

    155 min late

  • Newark → Knoxville

    47 min late

Is UA4503 usually late?

Observation window: Aug 31, 2026 – Sep 30, 2026

Observed arrivals
26
On time
77%
of 26 arrivals
Late
23%
of 26 arrivals
Cancelled
0%
of 26 flights
Median arrival delay
12 min early
9 in 10 arrived within
70 min

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. 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

At the airports today

Newark (EWR) departures

Left more than 15 min late
14 of 103
Cancelled today
5

Related flights

All United Airlines flights

Flight history and details
UA4503 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 29, 2026ArrivedNewarkKnoxville
View this flight’s market
-8
Sep 28, 2026ArrivedNewarkKnoxville27
Sep 27, 2026ArrivedNewarkKnoxville44
Sep 26, 2026ArrivedNewarkKnoxville155
Sep 25, 2026ArrivedNewarkKnoxville47
Sep 24, 2026ArrivedNewarkKnoxville124
Sep 23, 2026ArrivedRichmondDulles-16
Sep 22, 2026ArrivedRichmondDulles-13
Sep 21, 2026ArrivedRichmondDulles92
Sep 20, 2026ArrivedRichmondDulles3
Sep 19, 2026ArrivedRichmondDulles-23
Sep 18, 2026ArrivedRichmondDulles-17
Sep 17, 2026ArrivedRichmondDulles-11
Sep 16, 2026ArrivedRichmondDulles-13
Sep 15, 2026ArrivedRichmondDulles-14
Sep 14, 2026ArrivedRichmondDulles-20
Sep 13, 2026ArrivedRichmondDulles-9
Sep 12, 2026ArrivedRichmondDulles-17
Sep 11, 2026ArrivedRichmondDulles-9
Sep 10, 2026ArrivedRichmondDulles-7
Sep 9, 2026ArrivedRichmondDulles-2
Sep 8, 2026ArrivedRichmondDulles-20
Sep 7, 2026ArrivedRichmondDulles-13
Sep 6, 2026ArrivedRichmondDulles-17
Sep 5, 2026ArrivedRichmondDulles-14
Sep 4, 2026ArrivedRichmondDulles-13

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