Delta Air Lines flight DL 721: Santa Ana - Atlanta

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Sat 06:45 Santa Ana (SNA) 14:01 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:16 Valid until 2026-01-03
Mon,Tue,Thu-Sat 06:45 Santa Ana (SNA) 13:53 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:08 Effective 2026-01-05 through 2026-01-10
Mon-Wed 06:45 Santa Ana (SNA) 13:53 Atlanta (ATL) S
DL 721 Non-stop Boeing 757 (757) 4:08 Effective 2026-01-07 through 2026-01-13
Tue,Wed 06:45 Santa Ana (SNA) 13:53 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:08 Effective 2026-01-14 through 2026-01-21
Mon,Thu-Sat 06:45 Santa Ana (SNA) 13:53 Atlanta (ATL) S
DL 721 Non-stop Boeing 757 (757) 4:08 Effective 2026-01-15 through 2026-01-19
Mon-Sat 06:45 Santa Ana (SNA) 13:53 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:08 Effective 2026-01-22 through 2026-03-07
Mon-Sat 06:45 Santa Ana (SNA) 13:55 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:10 Effective 2026-03-09 through 2026-04-11
Daily 06:45 Santa Ana (SNA) 14:11 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:26 Effective 2026-04-13 through 2026-07-06
Daily 06:45 Santa Ana (SNA) 14:20 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:35 Effective 2026-07-07 through 2026-10-05
Daily 06:45 Santa Ana (SNA) 14:07 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:22 Effective from 2026-10-06
Sun 07:45 Santa Ana (SNA) 14:54 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:09 Valid until 2026-01-04
Sun 07:45 Santa Ana (SNA) 14:47 Atlanta (ATL) S
DL 721 Non-stop Boeing 757 (757) 4:02 Effective 2026-01-11 through 2026-01-18
Sun 07:45 Santa Ana (SNA) 14:47 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:02 Effective 2026-01-25 through 2026-02-08
Sun 07:45 Santa Ana (SNA) 14:45 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 4:00 Effective 2026-02-15 through 2026-03-01
Sun 07:45 Santa Ana (SNA) 14:44 Atlanta (ATL) S
DL 721 Non-stop Boeing 757-200 (75W) 3:59 Effective 2026-03-08 through 2026-04-12
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Delta Air Lines flight DL 721:
Santa Ana - Atlanta
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL721
06:45
Santa Ana (SNA)

14:01
Atlanta (ATL) S
Valid until 2026-01-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:16, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
06:45
Santa Ana (SNA)

13:53
Atlanta (ATL) S
Effective 2026-01-05 through 2026-01-10
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 4:08, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
06:45
Santa Ana (SNA)

13:53
Atlanta (ATL) S
Effective 2026-01-07 through 2026-01-13
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:08, non-stop
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL721
06:45
Santa Ana (SNA)

13:53
Atlanta (ATL) S
Effective 2026-01-14 through 2026-01-21
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:08, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
06:45
Santa Ana (SNA)

13:53
Atlanta (ATL) S
Effective 2026-01-15 through 2026-01-19
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 4:08, non-stop
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL721
06:45
Santa Ana (SNA)

13:53
Atlanta (ATL) S
Effective 2026-01-22 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:08, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
06:45
Santa Ana (SNA)

13:55
Atlanta (ATL) S
Effective 2026-03-09 through 2026-04-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:10, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
06:45
Santa Ana (SNA)

14:11
Atlanta (ATL) S
Effective 2026-04-13 through 2026-07-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:26, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
06:45
Santa Ana (SNA)

14:20
Atlanta (ATL) S
Effective 2026-07-07 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:35, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
06:45
Santa Ana (SNA)

14:07
Atlanta (ATL) S
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:22, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
07:45
Santa Ana (SNA)

14:54
Atlanta (ATL) S
Valid until 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:09, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
07:45
Santa Ana (SNA)

14:47
Atlanta (ATL) S
Effective 2026-01-11 through 2026-01-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:02, non-stop
Boeing 757 (757)
Direct Flights:
Delta Air Lines DL721
07:45
Santa Ana (SNA)

14:47
Atlanta (ATL) S
Effective 2026-01-25 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:02, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
07:45
Santa Ana (SNA)

14:45
Atlanta (ATL) S
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:00, non-stop
Boeing 757-200 (75W)
Direct Flights:
Delta Air Lines DL721
07:45
Santa Ana (SNA)

14:44
Atlanta (ATL) S
Effective 2026-03-08 through 2026-04-12
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:59, non-stop
Boeing 757-200 (75W)
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  • DL 721 is a domestic flight departing from the Santa Ana airport (SNA) and arriving at Atlanta airport (ATL).
  • The flight distance is 1913 miles, or 3079 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-5 . 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 4:35.
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