Delta Air Lines flight DL 5821: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 07:00 Nashville (BNA) 09:54 Ronald Reagan Washington (DCA) 2
DL 5821 Non-stop Embraer EMB 175 (E75) 1:54 Effective 2025-07-07 through 2025-09-07
Mon-Fri,Sun 07:25 Nashville (BNA) 10:18 Ronald Reagan Washington (DCA) 2
DL 5821 Non-stop Embraer EMB 175 (E75) 1:53 Effective 2025-06-08 through 2025-07-06
Sat 09:00 New York LaGuardia (LGA) C 12:44 Key West (EYW)
DL 5821 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:44 Effective 2025-11-08 through 2025-12-13
Sat,Sun 09:00 New York LaGuardia (LGA) C 12:48 Key West (EYW)
DL 5821 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:48 Effective from 2026-01-10
Mon-Fri,Sun 09:14 New York LaGuardia (LGA) C 12:55 Key West (EYW)
DL 5821 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:41 Valid until 2025-05-06
Daily 10:05 New York LaGuardia (LGA) C 13:49 Key West (EYW)
DL 5821 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:44 Effective 2025-12-20 through 2026-01-05
Sat 13:30 Key West (EYW) 16:39 New York LaGuardia (LGA) C
DL 5821 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:09 Effective 2025-11-08 through 2025-12-13
Sat,Sun 13:30 Key West (EYW) 16:38 New York LaGuardia (LGA) C
DL 5821 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:08 Effective from 2026-01-10
Mon-Fri,Sun 13:35 Key West (EYW) 16:45 New York LaGuardia (LGA) C
DL 5821 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:10 Valid until 2025-05-06
Sat 14:00 Nashville (BNA) 16:56 Ronald Reagan Washington (DCA) 2
DL 5821 Non-stop Embraer EMB 175 (E75) 1:56 Effective 2025-06-14 through 2025-07-05
Daily 14:40 Key West (EYW) 17:49 New York LaGuardia (LGA) C
DL 5821 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:09 Effective 2025-12-20 through 2026-01-05
This flight number is listed as serving the following routes:


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Delta Air Lines flight DL 5821: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL5821
07:00
Nashville (BNA)

09:54
Ronald Reagan Washington (DCA) 2
Effective 2025-07-07 through 2025-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:54, non-stop
Embraer EMB 175 (E75)
Delta Air Lines DL5821
07:25
Nashville (BNA)

10:18
Ronald Reagan Washington (DCA) 2
Effective 2025-06-08 through 2025-07-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:53, non-stop
Embraer EMB 175 (E75)
Delta Air Lines DL5821
09:00
New York LaGuardia (LGA) C

12:44
Key West (EYW)
Effective 2025-11-08 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:44, non-stop
Embraer EMB 170 / EMB 175 (E70)
Delta Air Lines DL5821
09:00
New York LaGuardia (LGA) C

12:48
Key West (EYW)
Effective from 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 3:48, non-stop
Embraer EMB 170 / EMB 175 (E70)
Delta Air Lines DL5821
09:14
New York LaGuardia (LGA) C

12:55
Key West (EYW)
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:41, non-stop
Embraer EMB 170 / EMB 175 (E70)
Delta Air Lines DL5821
10:05
New York LaGuardia (LGA) C

13:49
Key West (EYW)
Effective 2025-12-20 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:44, non-stop
Embraer EMB 170 / EMB 175 (E70)
Delta Air Lines DL5821
13:30
Key West (EYW)

16:39
New York LaGuardia (LGA) C
Effective 2025-11-08 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:09, non-stop
Embraer EMB 170 / EMB 175 (E70)
Delta Air Lines DL5821
13:30
Key West (EYW)

16:38
New York LaGuardia (LGA) C
Effective from 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 3:08, non-stop
Embraer EMB 170 / EMB 175 (E70)
Delta Air Lines DL5821
13:35
Key West (EYW)

16:45
New York LaGuardia (LGA) C
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:10, non-stop
Embraer EMB 170 / EMB 175 (E70)
Delta Air Lines DL5821
14:00
Nashville (BNA)

16:56
Ronald Reagan Washington (DCA) 2
Effective 2025-06-14 through 2025-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:56, non-stop
Embraer EMB 175 (E75)
Delta Air Lines DL5821
14:40
Key West (EYW)

17:49
New York LaGuardia (LGA) C
Effective 2025-12-20 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:09, non-stop
Embraer EMB 170 / EMB 175 (E70)
This flight number is listed as serving the following routes:
  • Nashville (BNA) - Ronald Reagan Washington (DCA)
  • New York LaGuardia (LGA) - Key West (EYW)
All Delta Air Lines flights
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