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Delta Air Lines

Is DL4321 delayed?

No delay reported yet. DL4321 is scheduled to leave Salt Lake City at 13:50 on Nov 15 and reach St George at 14:34 (as of Nov 15, 17:23 UTC).

Usually on time: 23 of its last 29 graded arrivals landed within 15 min of schedule. We say “usually” only from 20 graded arrivals, with two in three or more on one side.

Each route and date is shown separately. Confirm that both airports match your booking.

No live update yet

Showing the published schedule until live times come in.

Update time unavailable

Departure

Salt Lake City

SLC

Scheduled

Nov 15

Arrival

St George

SGU

Scheduled

Nov 15

Times shown in airport local time

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

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available

No live update yet

Showing the published schedule until live times come in.

Update time unavailable

Departure

St George

SGU

Scheduled

Nov 15

Arrival

Salt Lake City

SLC

Scheduled

Nov 15

Times shown in airport local time

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

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available

Recent arrivals

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

  • St George → Salt Lake City

    13 min early

  • Salt Lake City → St George

    17 min early

  • Salt Lake City → St George

    15 min early

  • Salt Lake City → St George

    13 min early

  • St George → Salt Lake City

    4 min early

Is DL4321 usually late?

Period: Oct 16, 2026 – Nov 15, 2026

Landings recorded
29
Graded against schedule
29
Not graded
0
On time
79%
of 29 flights
Late
21%
of 29 flights
Cancelled
0%
of 29 flights
Diverted
0%
of 29 flights
Median arrival delay
2 min early
9 in 10 arrived within
21 min

On time means landing no more than 15 minutes after the scheduled arrival, late more than 15 minutes after, both times read to the minute. The percentages share one base: graded arrivals plus cancelled and diverted flights. A cancelled plan another plan of the flight replaced within 12 hours is not counted. Median and “9 in 10” are interpolated over the graded arrivals. Compares scheduled and actual arrival times, read to the minute. Some flights may be missing.

How flight status works

Departures on record at these airports today

Salt Lake City (SLC) departures

Delayed: left more than 15 min after schedule
27 delayed, 6 cancelled of 53 departures on record
Flights from Salt Lake City to St George today

Counts cover the departures on record at each airport, not its full schedule.

Related flights

Other flights KSGU → SLC

Return flights SLC → KSGU

All Delta Air Lines flights

Flight history and details
DL4321 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 14, 2026ArrivedSt GeorgeSalt Lake City-13
Nov 14, 2026ArrivedSalt Lake CitySt George-17
Nov 12, 2026ArrivedSalt Lake CitySt George-15
Nov 11, 2026ArrivedSalt Lake CitySt George-13
Nov 10, 2026ArrivedSt GeorgeSalt Lake City-4
Nov 9, 2026ArrivedSt GeorgeSalt Lake City-12
Nov 8, 2026ArrivedSt GeorgeSalt Lake City12
Nov 7, 2026ArrivedSt GeorgeSalt Lake City-13
Nov 6, 2026ArrivedSt GeorgeSalt Lake City17
Nov 5, 2026ArrivedSt GeorgeSalt Lake City-19
Nov 5, 2026ArrivedSalt Lake CitySt George-8
Nov 4, 2026ArrivedSt GeorgeSalt Lake City5
Nov 3, 2026ArrivedSt GeorgeSalt Lake City-5
Nov 2, 2026ArrivedSt GeorgeSalt Lake City-1
Nov 2, 2026ArrivedSalt Lake CitySt George5
Nov 1, 2026ArrivedSalt Lake CitySt George15
Oct 31, 2026ArrivedSt GeorgeSalt Lake City3
Oct 30, 2026ArrivedSt GeorgeSalt Lake City16
Oct 27, 2026ArrivedSt GeorgeSalt Lake City-32
Oct 26, 2026ArrivedSt GeorgeSalt Lake City26
Oct 25, 2026ArrivedSt GeorgeSalt Lake City20
Oct 25, 2026ArrivedSalt Lake CitySt George-24
Oct 24, 2026ArrivedSt GeorgeSalt Lake City13
Oct 21, 2026ArrivedSt GeorgeSalt Lake City48
Oct 20, 2026ArrivedSt GeorgeSalt Lake City1
Oct 19, 2026ArrivedSalt Lake CitySt George-9
Oct 18, 2026ArrivedSt GeorgeSalt Lake City25
Oct 17, 2026ArrivedSt GeorgeSalt Lake City-2
Oct 17, 2026ArrivedSalt Lake CitySt George-4
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