Delta Air Lines flight DL 1646: Atlanta - Detroit

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 06:00 Atlanta (ATL) S 08:06 Detroit (DTW) M
DL 1646 Non-stop Boeing 737-900 (739) 2:06 Operates only on 2026-01-04
Tue-Sat 07:00 Atlanta (ATL) S 09:09 Detroit (DTW) M
DL 1646 Non-stop Airbus A321 (321) 2:09 Valid until 2026-01-03
Mon-Wed,Sat 07:25 Atlanta (ATL) S 09:30 Detroit (DTW) M
DL 1646 Non-stop Airbus A321 (321) 2:05 Effective 2026-01-05 through 2026-01-10
Mon-Fri 07:25 Atlanta (ATL) S 09:30 Detroit (DTW) M
DL 1646 Non-stop Airbus A321neo (32Q) 2:05 Effective 2026-01-08 through 2026-01-16
Sun 07:25 Atlanta (ATL) S 09:30 Detroit (DTW) M
DL 1646 Non-stop Boeing 737-900 (739) 2:05 Operates only on 2026-01-11
Sat 07:25 Atlanta (ATL) S 09:30 Detroit (DTW) M
DL 1646 Non-stop Airbus A321 (321) 2:05 Effective 2026-01-17 through 2026-02-07
Mon,Thu,Fri,Sun 07:25 Atlanta (ATL) S 09:30 Detroit (DTW) M
DL 1646 Non-stop Airbus A321neo (32Q) 2:05 Effective 2026-01-18 through 2026-02-13
Tue,Wed 07:25 Atlanta (ATL) S 09:30 Detroit (DTW) M
DL 1646 Non-stop Boeing 737-900 (739) 2:05 Effective 2026-01-20 through 2026-02-11
Daily 07:25 Atlanta (ATL) S 09:30 Detroit (DTW) M
DL 1646 Non-stop Airbus A321neo (32Q) 2:05 Effective 2026-02-14 through 2026-03-07
Daily 07:25 Atlanta (ATL) S 09:27 Detroit (DTW) M
DL 1646 Non-stop Airbus A321 (321) 2:02 Effective 2026-03-08 through 2026-04-12
Daily 07:25 Atlanta (ATL) S 09:24 Detroit (DTW) M
DL 1646 Non-stop Airbus A321 (321) 1:59 Effective 2026-04-13 through 2026-10-05
Daily 07:25 Atlanta (ATL) S 09:28 Detroit (DTW) M
DL 1646 Non-stop Airbus A321 (321) 2:03 Effective from 2026-10-06


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Delta Air Lines flight DL 1646:
Atlanta - Detroit
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL1646
06:00
Atlanta (ATL) S

08:06
Detroit (DTW) M
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:06, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL1646
07:00
Atlanta (ATL) S

09:09
Detroit (DTW) M
Valid until 2026-01-03
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:09, non-stop
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL1646
07:25
Atlanta (ATL) S

09:30
Detroit (DTW) M
Effective 2026-01-05 through 2026-01-10
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL1646
07:25
Atlanta (ATL) S

09:30
Detroit (DTW) M
Effective 2026-01-08 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:05, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL1646
07:25
Atlanta (ATL) S

09:30
Detroit (DTW) M
Operates only on 2026-01-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL1646
07:25
Atlanta (ATL) S

09:30
Detroit (DTW) M
Effective 2026-01-17 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL1646
07:25
Atlanta (ATL) S

09:30
Detroit (DTW) M
Effective 2026-01-18 through 2026-02-13
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:05, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL1646
07:25
Atlanta (ATL) S

09:30
Detroit (DTW) M
Effective 2026-01-20 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL1646
07:25
Atlanta (ATL) S

09:30
Detroit (DTW) M
Effective 2026-02-14 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:05, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL1646
07:25
Atlanta (ATL) S

09:27
Detroit (DTW) M
Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:02, non-stop
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL1646
07:25
Atlanta (ATL) S

09:24
Detroit (DTW) M
Effective 2026-04-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:59, non-stop
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL1646
07:25
Atlanta (ATL) S

09:28
Detroit (DTW) M
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:03, non-stop
Airbus A321 (321)
  • DL 1646 is a domestic flight departing from the Atlanta airport (ATL) and arriving at Detroit airport (DTW).
  • The flight distance is 595 miles, or 958 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:59 and 2:09.
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