Delta Air Lines flight DL 603: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sun 13:40 New York LaGuardia (LGA) C 16:41 George Bush, Houston (IAH) A
DL 603 Non-stop Airbus A220-300 (223) 4:01 Effective 2025-06-08 through 2025-06-22
Sun 13:40 New York LaGuardia (LGA) C 16:41 George Bush, Houston (IAH) A
DL 603 Non-stop Airbus A220-300 (223) 4:01 Operates only on 2025-07-06
Daily 14:35 George Bush, Houston (IAH) A 17:30 Minneapolis/Saint Paul (MSP) 1
DL 603 Non-stop Airbus A220-300 (223) 2:55 Effective 2025-09-08 through 2025-12-19
Fri,Sat 15:55 Grand Cayman (GCM) 19:45 Minneapolis/Saint Paul (MSP) 1
DL 603 Non-stop Boeing 737-800 (738) 4:50 Effective from 2026-01-09
Sat 16:10 Grand Cayman (GCM) 19:56 Minneapolis/Saint Paul (MSP) 1
DL 603 Non-stop Boeing 737-800 (738) 4:46 Effective 2025-12-20 through 2026-01-03
Mon-Fri,Sun 18:15 George Bush, Houston (IAH) A 22:56 New York LaGuardia (LGA) C
DL 603 Non-stop Airbus A220-300 (223) 3:41 Effective 2025-07-07 through 2025-09-07
Sun 18:30 George Bush, Houston (IAH) A 23:20 New York LaGuardia (LGA) C
DL 603 Non-stop Airbus A220-300 (223) 3:50 Effective 2025-06-08 through 2025-06-22
Sun 18:30 George Bush, Houston (IAH) A 23:20 New York LaGuardia (LGA) C
DL 603 Non-stop Airbus A220-300 (223) 3:50 Operates only on 2025-07-06
Mon-Fri 18:50 George Bush, Houston (IAH) A 23:40 New York LaGuardia (LGA) C
DL 603 Non-stop Airbus A220-300 (223) 3:50 Effective 2025-06-09 through 2025-06-27
Mon-Fri,Sun 18:50 George Bush, Houston (IAH) A 23:40 New York LaGuardia (LGA) C
DL 603 Non-stop Airbus A220-300 (223) 3:50 Effective 2025-06-29 through 2025-07-04
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This flight number is listed as serving the following routes:


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Delta Air Lines flight DL 603: Multiple routes
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Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL603
13:40
New York LaGuardia (LGA) C

16:41
George Bush, Houston (IAH) A
Effective 2025-06-08 through 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:01, non-stop
Airbus A220-300 (223)
Delta Air Lines DL603
13:40
New York LaGuardia (LGA) C

16:41
George Bush, Houston (IAH) A
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:01, non-stop
Airbus A220-300 (223)
Delta Air Lines DL603
14:35
George Bush, Houston (IAH) A

17:30
Minneapolis/Saint Paul (MSP) 1
Effective 2025-09-08 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:55, non-stop
Airbus A220-300 (223)
Delta Air Lines DL603
15:55
Grand Cayman (GCM)

19:45
Minneapolis/Saint Paul (MSP) 1
Effective from 2026-01-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 4:50, non-stop
Boeing 737-800 (738)
Delta Air Lines DL603
16:10
Grand Cayman (GCM)

19:56
Minneapolis/Saint Paul (MSP) 1
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:46, non-stop
Boeing 737-800 (738)
Delta Air Lines DL603
18:15
George Bush, Houston (IAH) A

22:56
New York LaGuardia (LGA) C
Effective 2025-07-07 through 2025-09-07
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:41, non-stop
Airbus A220-300 (223)
Delta Air Lines DL603
18:30
George Bush, Houston (IAH) A

23:20
New York LaGuardia (LGA) C
Effective 2025-06-08 through 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:50, non-stop
Airbus A220-300 (223)
Delta Air Lines DL603
18:30
George Bush, Houston (IAH) A

23:20
New York LaGuardia (LGA) C
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:50, non-stop
Airbus A220-300 (223)
Delta Air Lines DL603
18:50
George Bush, Houston (IAH) A

23:40
New York LaGuardia (LGA) C
Effective 2025-06-09 through 2025-06-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:50, non-stop
Airbus A220-300 (223)
Delta Air Lines DL603
18:50
George Bush, Houston (IAH) A

23:40
New York LaGuardia (LGA) C
Effective 2025-06-29 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:50, non-stop
Airbus A220-300 (223)
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This flight number is listed as serving the following routes:
  • George Bush, Houston (IAH) - Minneapolis/Saint Paul (MSP)
  • George Bush, Houston (IAH) - New York LaGuardia (LGA)
  • Grand Cayman (GCM) - Minneapolis/Saint Paul (MSP)
All Delta Air Lines flights
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