Delta Air Lines flight DL 4021: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 12:35 Detroit (DTW) M 13:25 Cleveland Hopkins (CLE)
DL 4021 Non-stop Canadair CRJ 900 (CR9) 0:50 Valid until 2025-05-06
Mon-Fri,Sun 13:20 Atlanta (ATL) S 14:44 Charleston (CRW)
DL 4021 Non-stop Canadair CRJ 900 (CR9) 1:24 Effective 2025-07-07 through 2025-08-15
Daily 13:20 Atlanta (ATL) S 14:44 Charleston (CRW)
DL 4021 Non-stop Canadair CRJ 900 (CR9) 1:24 Effective 2025-08-16 through 2025-09-07
Daily 13:20 Atlanta (ATL) S 14:42 Charleston (CRW)
DL 4021 Non-stop Canadair CRJ 900 (CR9) 1:22 Effective 2025-09-08 through 2025-12-19
Daily 13:20 Atlanta (ATL) S 14:42 Charleston (CRW)
DL 4021 Non-stop Canadair CRJ 900 (CR9) 1:22 Effective from 2026-01-06
Mon-Fri,Sun 13:25 Atlanta (ATL) S 14:46 Charleston (CRW)
DL 4021 Non-stop Canadair CRJ 700 (CR7) 1:21 Effective 2025-05-07 through 2025-05-23
Mon-Fri,Sun 13:25 Atlanta (ATL) S 14:46 Charleston (CRW)
DL 4021 Non-stop Canadair CRJ 700 (CR7) 1:21 Effective 2025-05-26 through 2025-06-02
Tue-Sat 13:45 Atlanta (ATL) S 13:40 Montgomery (MGM)
DL 4021 Non-stop Canadair CRJ 700 (CR7) 0:55 Effective 2025-06-03 through 2025-06-07
Sat 14:00 Atlanta (ATL) S 15:24 Charleston (CRW)
DL 4021 Non-stop Canadair CRJ 900 (CR9) 1:24 Effective 2025-07-12 through 2025-08-09
Daily 14:10 Cleveland Hopkins (CLE) 15:09 Detroit (DTW) M
DL 4021 Non-stop Canadair CRJ 900 (CR9) 0:59 Valid until 2025-05-06
Tue-Sat 14:20 Montgomery (MGM) 16:17 Atlanta (ATL) S
DL 4021 Non-stop Canadair CRJ 700 (CR7) 0:57 Effective 2025-06-03 through 2025-06-07
Sat 15:25 Atlanta (ATL) S 16:50 Charleston (CRW)
DL 4021 Non-stop Canadair CRJ 700 (CR7) 1:25 Effective 2025-05-10 through 2025-05-31
Sun 15:25 Atlanta (ATL) S 16:50 Charleston (CRW)
DL 4021 Non-stop Canadair CRJ 700 (CR7) 1:25 Operates only on 2025-05-25
Mon-Fri,Sun 20:45 Salt Lake City (SLC) 22:02 Boise (BOI)
DL 4021 Non-stop Embraer EMB 175 (E7W) 1:17 Effective 2025-06-08 through 2025-06-27
Sun 20:45 Salt Lake City (SLC) 22:02 Boise (BOI)
DL 4021 Non-stop Embraer EMB 175 (E7W) 1:17 Operates only on 2025-07-06
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This flight number is listed as serving the following routes:


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Delta Air Lines flight DL 4021: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL4021
12:35
Detroit (DTW) M

13:25
Cleveland Hopkins (CLE)
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:50, non-stop
Canadair CRJ 900 (CR9)
Delta Air Lines DL4021
13:20
Atlanta (ATL) S

14:44
Charleston (CRW)
Effective 2025-07-07 through 2025-08-15
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:24, non-stop
Canadair CRJ 900 (CR9)
Delta Air Lines DL4021
13:20
Atlanta (ATL) S

14:44
Charleston (CRW)
Effective 2025-08-16 through 2025-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:24, non-stop
Canadair CRJ 900 (CR9)
Delta Air Lines DL4021
13:20
Atlanta (ATL) S

14:42
Charleston (CRW)
Effective 2025-09-08 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Canadair CRJ 900 (CR9)
Delta Air Lines DL4021
13:20
Atlanta (ATL) S

14:42
Charleston (CRW)
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Canadair CRJ 900 (CR9)
Delta Air Lines DL4021
13:25
Atlanta (ATL) S

14:46
Charleston (CRW)
Effective 2025-05-07 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:21, non-stop
Canadair CRJ 700 (CR7)
Delta Air Lines DL4021
13:25
Atlanta (ATL) S

14:46
Charleston (CRW)
Effective 2025-05-26 through 2025-06-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:21, non-stop
Canadair CRJ 700 (CR7)
Delta Air Lines DL4021
13:45
Atlanta (ATL) S

13:40
Montgomery (MGM)
Effective 2025-06-03 through 2025-06-07
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 0:55, non-stop
Canadair CRJ 700 (CR7)
Delta Air Lines DL4021
14:00
Atlanta (ATL) S

15:24
Charleston (CRW)
Effective 2025-07-12 through 2025-08-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:24, non-stop
Canadair CRJ 900 (CR9)
Delta Air Lines DL4021
14:10
Cleveland Hopkins (CLE)

15:09
Detroit (DTW) M
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:59, non-stop
Canadair CRJ 900 (CR9)
Delta Air Lines DL4021
14:20
Montgomery (MGM)

16:17
Atlanta (ATL) S
Effective 2025-06-03 through 2025-06-07
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 0:57, non-stop
Canadair CRJ 700 (CR7)
Delta Air Lines DL4021
15:25
Atlanta (ATL) S

16:50
Charleston (CRW)
Effective 2025-05-10 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Canadair CRJ 700 (CR7)
Delta Air Lines DL4021
15:25
Atlanta (ATL) S

16:50
Charleston (CRW)
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Canadair CRJ 700 (CR7)
Delta Air Lines DL4021
20:45
Salt Lake City (SLC)

22:02
Boise (BOI)
Effective 2025-06-08 through 2025-06-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:17, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4021
20:45
Salt Lake City (SLC)

22:02
Boise (BOI)
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:17, non-stop
Embraer EMB 175 (E7W)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Charleston (CRW)
  • Atlanta (ATL) - Montgomery (MGM)
  • Detroit (DTW) - Cleveland Hopkins (CLE)
  • Salt Lake City (SLC) - Boise (BOI)
All Delta Air Lines flights
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