Delta Air Lines flight DL 734: Detroit - Seattle-Tacoma

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FLIGHT SCHEDULE
Direct Flights:
Daily 08:25 Detroit (DTW) M 10:35 Seattle-Tacoma (SEA)
DL 734 Non-stop Boeing 737-900 (739) 5:10 Valid until 2026-01-04
Daily 08:25 Detroit (DTW) M 10:31 Seattle-Tacoma (SEA)
DL 734 Non-stop Boeing 737-900 (739) 5:06 Effective 2026-03-08 through 2026-03-14
Daily 08:25 Detroit (DTW) M 10:33 Seattle-Tacoma (SEA)
DL 734 Non-stop Boeing 737-900 (739) 5:08 Effective 2026-03-15 through 2026-04-12
Daily 08:25 Detroit (DTW) M 10:34 Seattle-Tacoma (SEA)
DL 734 Non-stop Airbus A321 (321) 5:09 Effective 2026-04-13 through 2026-10-05
Daily 08:25 Detroit (DTW) M 10:42 Seattle-Tacoma (SEA)
DL 734 Non-stop Airbus A321 (321) 5:17 Effective from 2026-10-06
Daily 08:30 Detroit (DTW) M 10:42 Seattle-Tacoma (SEA)
DL 734 Non-stop Boeing 737-900 (739) 5:12 Effective 2026-01-05 through 2026-01-23
Mon-Fri,Sun 08:30 Detroit (DTW) M 10:42 Seattle-Tacoma (SEA)
DL 734 Non-stop Boeing 737-900 (739) 5:12 Effective 2026-01-25 through 2026-02-13
Daily 08:30 Detroit (DTW) M 10:42 Seattle-Tacoma (SEA)
DL 734 Non-stop Boeing 737-900 (739) 5:12 Effective 2026-02-14 through 2026-03-07
Sat 08:35 Detroit (DTW) M 10:49 Seattle-Tacoma (SEA)
DL 734 Non-stop Airbus A321neo (32Q) 5:14 Effective 2026-01-24 through 2026-02-07
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Parallax here DTW-SEA


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Delta Air Lines flight DL 734:
Detroit - Seattle-Tacoma
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL734
08:25
Detroit (DTW) M

10:35
Seattle-Tacoma (SEA)
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:10, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL734
08:25
Detroit (DTW) M

10:31
Seattle-Tacoma (SEA)
Effective 2026-03-08 through 2026-03-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:06, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL734
08:25
Detroit (DTW) M

10:33
Seattle-Tacoma (SEA)
Effective 2026-03-15 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:08, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL734
08:25
Detroit (DTW) M

10:34
Seattle-Tacoma (SEA)
Effective 2026-04-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:09, non-stop
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL734
08:25
Detroit (DTW) M

10:42
Seattle-Tacoma (SEA)
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:17, non-stop
Airbus A321 (321)
Direct Flights:
Delta Air Lines DL734
08:30
Detroit (DTW) M

10:42
Seattle-Tacoma (SEA)
Effective 2026-01-05 through 2026-01-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:12, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL734
08:30
Detroit (DTW) M

10:42
Seattle-Tacoma (SEA)
Effective 2026-01-25 through 2026-02-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:12, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL734
08:30
Detroit (DTW) M

10:42
Seattle-Tacoma (SEA)
Effective 2026-02-14 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:12, non-stop
Boeing 737-900 (739)
Direct Flights:
Delta Air Lines DL734
08:35
Detroit (DTW) M

10:49
Seattle-Tacoma (SEA)
Effective 2026-01-24 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:14, non-stop
Airbus A321neo (32Q)
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Parallax here DTW-SEA
  • DL 734 is a domestic flight departing from the Detroit airport (DTW) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 1921 miles, or 3091 km.
  • The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 5:06 and 5:17.
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