Delta Air Lines flight DL 5421: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 09:45 New York LaGuardia (LGA) C 11:09 Syracuse (SYR)
DL 5421 Non-stop Canadair CRJ 900 (CR9) 1:24 Effective 2026-04-13 through 2026-08-14
Daily 09:45 New York LaGuardia (LGA) C 11:09 Syracuse (SYR)
DL 5421 Non-stop Canadair CRJ 900 (CR9) 1:24 Effective from 2026-08-15
Mon-Fri,Sun 10:15 New York LaGuardia (LGA) C 11:37 Syracuse (SYR)
DL 5421 Non-stop Canadair CRJ 900 (CR9) 1:22 Effective 2026-01-05 through 2026-02-11
Mon-Fri,Sun 10:15 New York LaGuardia (LGA) C 11:35 Syracuse (SYR)
DL 5421 Non-stop Canadair CRJ 900 (CR9) 1:20 Effective 2026-02-12 through 2026-03-06
Mon-Fri,Sun 10:43 New York LaGuardia (LGA) C 11:59 Syracuse (SYR)
DL 5421 Non-stop Canadair CRJ 900 (CR9) 1:16 Effective 2026-03-08 through 2026-04-12
Mon-Fri,Sun 12:15 Syracuse (SYR) 13:33 New York LaGuardia (LGA) C
DL 5421 Non-stop Canadair CRJ 900 (CR9) 1:18 Effective 2026-02-12 through 2026-03-06
Mon-Fri,Sun 12:40 Syracuse (SYR) 13:51 New York LaGuardia (LGA) C
DL 5421 Non-stop Canadair CRJ 900 (CR9) 1:11 Effective 2026-03-08 through 2026-04-12
Sat 17:30 New York LaGuardia (LGA) C 18:54 Syracuse (SYR)
DL 5421 Non-stop Canadair CRJ 900 (CR9) 1:24 Effective 2026-04-18 through 2026-08-08
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This flight number is listed as serving the following routes:


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Delta Air Lines flight DL 5421: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL5421
09:45
New York LaGuardia (LGA) C

11:09
Syracuse (SYR)
Effective 2026-04-13 through 2026-08-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:24, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL5421
09:45
New York LaGuardia (LGA) C

11:09
Syracuse (SYR)
Effective from 2026-08-15
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:24, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL5421
10:15
New York LaGuardia (LGA) C

11:37
Syracuse (SYR)
Effective 2026-01-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:22, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL5421
10:15
New York LaGuardia (LGA) C

11:35
Syracuse (SYR)
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL5421
10:43
New York LaGuardia (LGA) C

11:59
Syracuse (SYR)
Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:16, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL5421
12:15
Syracuse (SYR)

13:33
New York LaGuardia (LGA) C
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:18, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL5421
12:40
Syracuse (SYR)

13:51
New York LaGuardia (LGA) C
Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:11, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL5421
17:30
New York LaGuardia (LGA) C

18:54
Syracuse (SYR)
Effective 2026-04-18 through 2026-08-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:24, non-stop
Canadair CRJ 900 (CR9)
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This flight number is listed as serving the following routes:
  • Syracuse (SYR) - New York LaGuardia (LGA)
All Delta Air Lines flights
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