Delta Air Lines flights from Tucson (TUS) to Seattle-Tacoma (SEA).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 13:30 Tucson (TUS) 16:56 Seattle-Tacoma (SEA)
Delta Air Lines DL 2251 Non-stop Airbus A220-100 (221) 3:26 Effective 2026-03-08 through 2026-03-14
Daily 13:30 Tucson (TUS) 16:58 Seattle-Tacoma (SEA)
Delta Air Lines DL 2251 Non-stop Airbus A220-100 (221) 3:28 Effective 2026-03-15 through 2026-04-12
Daily 13:30 Tucson (TUS) 16:54 Seattle-Tacoma (SEA)
Delta Air Lines DL 2251 Non-stop Airbus A220-100 (221) 3:24 Effective 2026-04-13 through 2026-05-06
Mon-Fri,Sun 14:55 Tucson (TUS) 17:23 Seattle-Tacoma (SEA)
Delta Air Lines DL 2251 Non-stop Airbus A220-100 (221) 3:28 Effective 2026-01-05 through 2026-01-16
Sun 14:55 Tucson (TUS) 17:20 Seattle-Tacoma (SEA)
Delta Air Lines DL 2251 Non-stop Airbus A220-100 (221) 3:25 Effective 2026-01-18 through 2026-02-08
Mon-Sat 14:55 Tucson (TUS) 17:23 Seattle-Tacoma (SEA)
Delta Air Lines DL 2251 Non-stop Airbus A220-100 (221) 3:28 Effective 2026-01-19 through 2026-02-11
Daily 14:55 Tucson (TUS) 17:23 Seattle-Tacoma (SEA)
Delta Air Lines DL 2251 Non-stop Airbus A220-100 (221) 3:28 Effective 2026-02-12 through 2026-03-07
Sat 15:30 Tucson (TUS) 18:02 Seattle-Tacoma (SEA)
Delta Air Lines DL 2251 Non-stop Airbus A220-300 (223) 3:32 Effective 2026-01-10 through 2026-01-17
Daily 14:30 Tucson (TUS) 16:59 Seattle-Tacoma (SEA)
Delta Air Lines DL 2400 Non-stop Airbus A220-100 (221) 3:29 Valid until 2026-01-04
Daily 11:50 Tucson (TUS) 15:19 Seattle-Tacoma (SEA)
Delta Air Lines DL 3679 Non-stop Embraer EMB 175 (E7W) 3:29 Effective 2026-05-07 through 2026-10-05
Daily 11:50 Tucson (TUS) 15:25 Seattle-Tacoma (SEA)
Delta Air Lines DL 3679 Non-stop Embraer EMB 175 (E7W) 3:35 Effective from 2026-10-06




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Delta Air Lines flights from Tucson (TUS) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL2251
13:30
Tucson (TUS)

16:56
Seattle-Tacoma (SEA)
Effective 2026-03-08 through 2026-03-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:26, non-stop
Airbus A220-100 (221)
Direct Flights:
Delta Air Lines DL2251
13:30
Tucson (TUS)

16:58
Seattle-Tacoma (SEA)
Effective 2026-03-15 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:28, non-stop
Airbus A220-100 (221)
Direct Flights:
Delta Air Lines DL2251
13:30
Tucson (TUS)

16:54
Seattle-Tacoma (SEA)
Effective 2026-04-13 through 2026-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:24, non-stop
Airbus A220-100 (221)
Direct Flights:
Delta Air Lines DL2251
14:55
Tucson (TUS)

17:23
Seattle-Tacoma (SEA)
Effective 2026-01-05 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:28, non-stop
Airbus A220-100 (221)
Direct Flights:
Delta Air Lines DL2251
14:55
Tucson (TUS)

17:20
Seattle-Tacoma (SEA)
Effective 2026-01-18 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:25, non-stop
Airbus A220-100 (221)
Direct Flights:
Delta Air Lines DL2251
14:55
Tucson (TUS)

17:23
Seattle-Tacoma (SEA)
Effective 2026-01-19 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 3:28, non-stop
Airbus A220-100 (221)
Direct Flights:
Delta Air Lines DL2251
14:55
Tucson (TUS)

17:23
Seattle-Tacoma (SEA)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:28, non-stop
Airbus A220-100 (221)
Direct Flights:
Delta Air Lines DL2251
15:30
Tucson (TUS)

18:02
Seattle-Tacoma (SEA)
Effective 2026-01-10 through 2026-01-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:32, non-stop
Airbus A220-300 (223)
Direct Flights:
Delta Air Lines DL2400
14:30
Tucson (TUS)

16:59
Seattle-Tacoma (SEA)
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:29, non-stop
Airbus A220-100 (221)
Direct Flights:
Delta Air Lines DL3679
11:50
Tucson (TUS)

15:19
Seattle-Tacoma (SEA)
Effective 2026-05-07 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:29, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
Delta Air Lines DL3679
11:50
Tucson (TUS)

15:25
Seattle-Tacoma (SEA)
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:35, non-stop
Embraer EMB 175 (E7W)
  • A domestic route departing from the Tucson airport (TUS) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 1216 miles, or 1956 km.
  • The timezone of the departure airport is UTC-7 , 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 3:24 and 3:35.
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