Delta Air Lines flight DL 866: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 07:00 Detroit (DTW) M 10:21 Miami (MIA)
DL 866 Non-stop Boeing 737-900 (739) 3:21 Effective 2026-02-12 through 2026-03-06
Sat 07:00 Detroit (DTW) M 10:23 Miami (MIA)
DL 866 Non-stop Airbus A321 (321) 3:23 Effective 2026-02-14 through 2026-03-07
Daily 07:05 Detroit (DTW) M 10:26 Miami (MIA)
DL 866 Non-stop Boeing 737-900 (739) 3:21 Effective 2026-01-05 through 2026-01-18
Wed,Thu 13:00 Detroit (DTW) M 16:10 Miami (MIA)
DL 866 Non-stop Boeing 737-900 (739) 3:10 Valid until 2026-01-01
Mon,Tue,Fri-Sun 13:02 Detroit (DTW) M 16:14 Miami (MIA)
DL 866 Non-stop Airbus A321 (321) 3:12 Valid until 2026-01-04
Daily 13:59 Detroit (DTW) M 17:08 Miami (MIA)
DL 866 Non-stop Boeing 737-900 (739) 3:09 Effective 2026-03-08 through 2026-04-12
Daily 14:00 Detroit (DTW) M 17:09 Miami (MIA)
DL 866 Non-stop Boeing 737-900 (739) 3:09 Effective 2026-04-13 through 2026-08-09
Daily 14:28 Detroit (DTW) M 17:45 Miami (MIA)
DL 866 Non-stop Boeing 737-900 (739) 3:17 Effective 2026-01-19 through 2026-02-11
Daily 18:13 Miami (MIA) 21:30 Detroit (DTW) M
DL 866 Non-stop Boeing 737-900 (739) 3:17 Effective 2026-03-08 through 2026-04-12
Daily 18:30 Miami (MIA) 21:43 Detroit (DTW) M
DL 866 Non-stop Boeing 737-900 (739) 3:13 Effective 2026-04-13 through 2026-08-09
Mon-Fri,Sun 20:05 Atlanta (ATL) S 21:21 Lexington (LEX)
DL 866 Non-stop Boeing 717 (717) 1:16 Effective from 2026-10-06
This flight number is listed as serving the following routes:


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Delta Air Lines flight DL 866: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL866
07:00
Detroit (DTW) M

10:21
Miami (MIA)
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:21, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL866
07:00
Detroit (DTW) M

10:23
Miami (MIA)
Effective 2026-02-14 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:23, non-stop
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL866
07:05
Detroit (DTW) M

10:26
Miami (MIA)
Effective 2026-01-05 through 2026-01-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:21, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL866
13:00
Detroit (DTW) M

16:10
Miami (MIA)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL866
13:02
Detroit (DTW) M

16:14
Miami (MIA)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 3:12, non-stop
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL866
13:59
Detroit (DTW) M

17:08
Miami (MIA)
Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:09, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL866
14:00
Detroit (DTW) M

17:09
Miami (MIA)
Effective 2026-04-13 through 2026-08-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:09, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL866
14:28
Detroit (DTW) M

17:45
Miami (MIA)
Effective 2026-01-19 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:17, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL866
18:13
Miami (MIA)

21:30
Detroit (DTW) M
Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:17, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL866
18:30
Miami (MIA)

21:43
Detroit (DTW) M
Effective 2026-04-13 through 2026-08-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:13, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL866
20:05
Atlanta (ATL) S

21:21
Lexington (LEX)
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:16, non-stop
Boeing 717 (717)
This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Lexington (LEX)
  • Detroit (DTW) - Miami (MIA)
All Delta Air Lines flights
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