Delta Air Lines flight DL 423: Atlanta - Salt Lake City

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 13:45 Atlanta (ATL) S 15:56 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:11 Effective 2025-12-20 through 2026-01-05
Daily 13:55 Atlanta (ATL) S 15:54 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321neo (32Q) 3:59 Effective 2025-06-08 through 2025-07-04
Sat 13:55 Atlanta (ATL) S 15:54 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 3:59 Operates only on 2025-07-05
Sun 13:55 Atlanta (ATL) S 15:54 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321neo (32Q) 3:59 Operates only on 2025-07-06
Tue,Wed,Sat 13:59 Atlanta (ATL) S 16:01 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:02 Effective 2025-05-07 through 2025-05-21
Mon,Thu,Fri,Sun 13:59 Atlanta (ATL) S 16:00 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:01 Effective 2025-05-08 through 2025-05-23
Tue,Wed,Sat,Sun 13:59 Atlanta (ATL) S 16:01 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:02 Effective 2025-05-25 through 2025-05-31
Mon,Thu,Fri,Sun 13:59 Atlanta (ATL) S 16:00 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:01 Effective 2025-05-26 through 2025-06-06
Tue,Wed,Sat 13:59 Atlanta (ATL) S 16:01 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:02 Effective 2025-06-03 through 2025-06-07
Sat 14:07 Atlanta (ATL) S 16:09 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:02 Operates only on 2025-05-24
Daily 14:08 Atlanta (ATL) S 16:15 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:07 Valid until 2025-05-06
Daily 14:12 Atlanta (ATL) S 16:15 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:03 Effective 2025-07-07 through 2025-09-07
Daily 14:12 Atlanta (ATL) S 16:23 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:11 Effective 2025-09-08 through 2025-12-19
Daily 14:12 Atlanta (ATL) S 16:33 Salt Lake City (SLC)
DL 423 Non-stop Airbus A321 (321) 4:21 Effective from 2026-01-06
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Delta Air Lines flight DL 423:
Atlanta - Salt Lake City
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL423
13:45
Atlanta (ATL) S

15:56
Salt Lake City (SLC)
Effective 2025-12-20 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:11, non-stop
Airbus A321 (321)
Delta Air Lines DL423
13:55
Atlanta (ATL) S

15:54
Salt Lake City (SLC)
Effective 2025-06-08 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:59, non-stop
Airbus A321neo (32Q)
Delta Air Lines DL423
13:55
Atlanta (ATL) S

15:54
Salt Lake City (SLC)
Operates only on 2025-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:59, non-stop
Airbus A321 (321)
Delta Air Lines DL423
13:55
Atlanta (ATL) S

15:54
Salt Lake City (SLC)
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:59, non-stop
Airbus A321neo (32Q)
Delta Air Lines DL423
13:59
Atlanta (ATL) S

16:01
Salt Lake City (SLC)
Effective 2025-05-07 through 2025-05-21
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:02, non-stop
Airbus A321 (321)
Delta Air Lines DL423
13:59
Atlanta (ATL) S

16:00
Salt Lake City (SLC)
Effective 2025-05-08 through 2025-05-23
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:01, non-stop
Airbus A321 (321)
Delta Air Lines DL423
13:59
Atlanta (ATL) S

16:01
Salt Lake City (SLC)
Effective 2025-05-25 through 2025-05-31
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 4:02, non-stop
Airbus A321 (321)
Delta Air Lines DL423
13:59
Atlanta (ATL) S

16:00
Salt Lake City (SLC)
Effective 2025-05-26 through 2025-06-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:01, non-stop
Airbus A321 (321)
Delta Air Lines DL423
13:59
Atlanta (ATL) S

16:01
Salt Lake City (SLC)
Effective 2025-06-03 through 2025-06-07
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:02, non-stop
Airbus A321 (321)
Delta Air Lines DL423
14:07
Atlanta (ATL) S

16:09
Salt Lake City (SLC)
Operates only on 2025-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:02, non-stop
Airbus A321 (321)
Delta Air Lines DL423
14:08
Atlanta (ATL) S

16:15
Salt Lake City (SLC)
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:07, non-stop
Airbus A321 (321)
Delta Air Lines DL423
14:12
Atlanta (ATL) S

16:15
Salt Lake City (SLC)
Effective 2025-07-07 through 2025-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:03, non-stop
Airbus A321 (321)
Delta Air Lines DL423
14:12
Atlanta (ATL) S

16:23
Salt Lake City (SLC)
Effective 2025-09-08 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:11, non-stop
Airbus A321 (321)
Delta Air Lines DL423
14:12
Atlanta (ATL) S

16:33
Salt Lake City (SLC)
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:21, non-stop
Airbus A321 (321)
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Parallax here ATL-SLC
  • DL 423 is a domestic flight departing from the Atlanta airport (ATL) and arriving at Salt Lake City airport (SLC).
  • The flight distance is 1586 miles, or 2552 km.
  • The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 3:59 and 4:21.
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