Delta Air Lines flight DL 4451: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon-Fri 13:40 Seattle-Tacoma (SEA) 15:56 San Francisco (SFO) 1
DL 4451 Non-stop Embraer EMB 175 (E7W) 2:16 Effective 2026-02-12 through 2026-02-20
Mon-Fri,Sun 13:40 Seattle-Tacoma (SEA) 15:56 San Francisco (SFO) 1
DL 4451 Non-stop Embraer EMB 175 (E7W) 2:16 Effective 2026-02-22 through 2026-03-06
Mon,Thu,Fri 16:40 San Francisco (SFO) 1 18:56 Seattle-Tacoma (SEA)
DL 4451 Non-stop Embraer EMB 175 (E7W) 2:16 Effective 2026-02-12 through 2026-02-20
Mon,Thu,Fri,Sun 16:40 San Francisco (SFO) 1 18:56 Seattle-Tacoma (SEA)
DL 4451 Non-stop Embraer EMB 175 (E7W) 2:16 Effective 2026-02-22 through 2026-03-06
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This flight number is listed as serving the following routes:


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Delta Air Lines flight DL 4451: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL4451
13:40
Seattle-Tacoma (SEA)

15:56
San Francisco (SFO) 1
Effective 2026-02-12 through 2026-02-20
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:16, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
Delta Air Lines DL4451
13:40
Seattle-Tacoma (SEA)

15:56
San Francisco (SFO) 1
Effective 2026-02-22 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:16, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
Delta Air Lines DL4451
16:40
San Francisco (SFO) 1

18:56
Seattle-Tacoma (SEA)
Effective 2026-02-12 through 2026-02-20
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:16, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
Delta Air Lines DL4451
16:40
San Francisco (SFO) 1

18:56
Seattle-Tacoma (SEA)
Effective 2026-02-22 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:16, non-stop
Embraer EMB 175 (E7W)
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This flight number is listed as serving the following routes:
  • Seattle-Tacoma (SEA) - San Francisco (SFO)
All Delta Air Lines flights
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