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United Airlines

Is UA503 delayed?

No delay reported yet. UA503 is scheduled to leave Chicago at 16:24 on Nov 14 and reach Fort Lauderdale at 20:04 (as of Nov 14, 15:30 UTC).

Usually on time: arrived within 15 min of schedule on 34 of the last 41 flights.

No live update yet

Showing the published schedule until live times come in.

Update time unavailable

Departure

Chicago

ORD

Scheduled

Nov 14

Arrival

Fort Lauderdale

FLL

Scheduled

Nov 14

Times shown in airport local time

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

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available

Also sold as NZ2098

Route overview: Chicago → Fort LauderdaleORDFLL
Chicago → Fort Lauderdale

Recent arrivals

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

  • Boston → Chicago

    29 min early

  • Newark → Boston

    6 min early

  • Chicago → Fort Lauderdale

    12 min early

  • Boston → Chicago

    32 min early

  • Newark → Boston

    19 min early

Is UA503 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
41
On time
83%
of 41 arrivals
Late
17%
of 41 arrivals
Cancelled
2%
of 54 flights
Median arrival delay
11 min early
9 in 10 arrived within
59 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. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.

How flight status works

At the airports today

Chicago (ORD) departures

Left more than 15 min late
57 of 147
Cancelled today
132
Flights from Chicago to Fort Lauderdale today

Fort Lauderdale (FLL) departures

Left more than 15 min late
5 of 22
Cancelled today
30

Related flights

All United Airlines flights

Flight history and details
UA503 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 13, 2026CancelledChicagoFort LauderdaleNot availableNot available
Nov 13, 2026ArrivedBostonChicago-29
Nov 13, 2026ArrivedNewarkBoston-6
Nov 12, 2026ArrivedChicagoFort Lauderdale-12
Nov 12, 2026ArrivedBostonChicago-32
Nov 12, 2026ArrivedNewarkBoston-19
Nov 11, 2026ArrivedChicagoFort Lauderdale82
Nov 10, 2026ArrivedChicagoFort Lauderdale-5
Nov 10, 2026ArrivedBostonChicago-18
Nov 10, 2026ArrivedNewarkBoston-12
Nov 9, 2026ArrivedChicagoFort Lauderdale-11
Nov 9, 2026ArrivedBostonChicago-8
Nov 9, 2026ArrivedNewarkBoston-18
Nov 8, 2026ArrivedChicagoFort Lauderdale-23
Nov 8, 2026ArrivedBostonChicago-19
Nov 8, 2026ArrivedNewarkBoston-21
Nov 7, 2026ArrivedChicagoFort Lauderdale-11
Nov 6, 2026ArrivedChicagoFort Lauderdale104
Nov 6, 2026ArrivedBostonChicago14
Nov 6, 2026ArrivedNewarkBoston456
Nov 5, 2026ArrivedChicagoFort Lauderdale-12
Nov 5, 2026ArrivedBostonChicago-28
Nov 5, 2026ArrivedNewarkBoston-20
Nov 4, 2026ArrivedChicagoFort Lauderdale59
Nov 3, 2026ArrivedChicagoFort Lauderdale15
Nov 3, 2026ArrivedBostonChicagoNot available
Nov 3, 2026ArrivedNewarkBoston-13
Nov 2, 2026ArrivedChicagoFort Lauderdale392
Nov 2, 2026ArrivedBostonChicagoNot available
Nov 2, 2026ArrivedNewarkBoston-9
Nov 1, 2026ArrivedChicagoFort Lauderdale0
Nov 1, 2026ArrivedNewarkBoston-15
Oct 31, 2026ArrivedChicagoFort Lauderdale-16
Oct 30, 2026ArrivedChicagoFort Lauderdale1
Oct 30, 2026ArrivedNewarkBoston59
Oct 29, 2026ArrivedChicagoFort Lauderdale-10
Oct 29, 2026ArrivedNewarkBoston-17
Oct 28, 2026ArrivedChicagoFort Lauderdale-3
Oct 27, 2026ArrivedChicagoFort Lauderdale-14
Oct 27, 2026ArrivedBostonChicagoNot available
Oct 27, 2026ArrivedNewarkBoston-18
Oct 26, 2026ArrivedChicagoFort Lauderdale-5
Oct 26, 2026ArrivedNewarkBoston-9
Oct 25, 2026ArrivedChicagoFort Lauderdale58
Oct 25, 2026ArrivedNewarkBoston-14
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