Delta Air Lines flights from Seattle-Tacoma (SEA) to Portland (PDX).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 17:50 Seattle-Tacoma (SEA) 18:47 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Airbus A220-300 (223) 0:57 Operates only on 2026-02-15
Mon-Fri 19:55 Seattle-Tacoma (SEA) 20:55 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Airbus A220-300 (223) 1:00 Effective 2026-02-12 through 2026-02-20
Mon-Fri,Sun 19:55 Seattle-Tacoma (SEA) 20:55 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Airbus A220-300 (223) 1:00 Effective 2026-02-22 through 2026-03-06
Mon-Fri,Sun 19:59 Seattle-Tacoma (SEA) 20:59 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Boeing 737-800 (738) 1:00 Effective 2026-01-05 through 2026-01-16
Sat 19:59 Seattle-Tacoma (SEA) 20:59 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Airbus A220-100 (221) 1:00 Effective 2026-01-10 through 2026-01-17
Sat,Sun 19:59 Seattle-Tacoma (SEA) 20:59 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Airbus A220-100 (221) 1:00 Effective 2026-01-18 through 2026-01-24
Mon-Fri,Sun 19:59 Seattle-Tacoma (SEA) 20:59 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Boeing 737-800 (738) 1:00 Effective 2026-01-19 through 2026-02-06
Sat 19:59 Seattle-Tacoma (SEA) 20:59 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Airbus A220-100 (221) 1:00 Effective 2026-01-31 through 2026-02-07
Wed,Sun 19:59 Seattle-Tacoma (SEA) 20:59 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Airbus A220-100 (221) 1:00 Effective 2026-02-08 through 2026-02-11
Mon,Tue 19:59 Seattle-Tacoma (SEA) 20:59 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Boeing 737-800 (738) 1:00 Effective 2026-02-09 through 2026-02-10
Sat 21:45 Seattle-Tacoma (SEA) 22:48 Portland (PDX)
Delta Air Lines DL 1159 Non-stop Airbus A220-300 (223) 1:03 Effective 2026-02-14 through 2026-03-07
Mon-Fri,Sun 19:59 Seattle-Tacoma (SEA) 20:58 Portland (PDX)
Delta Air Lines DL 1278 Non-stop Boeing 737-800 (738) 0:59 Effective 2026-03-08 through 2026-03-13
Mon-Fri,Sun 19:59 Seattle-Tacoma (SEA) 20:59 Portland (PDX)
Delta Air Lines DL 1278 Non-stop Boeing 737-800 (738) 1:00 Effective 2026-03-15 through 2026-04-12
Sat 21:20 Seattle-Tacoma (SEA) 22:18 Portland (PDX)
Delta Air Lines DL 1316 Non-stop Boeing 737-800 (738) 0:58 Operates only on 2026-03-14
Sat 21:20 Seattle-Tacoma (SEA) 22:19 Portland (PDX)
Delta Air Lines DL 1316 Non-stop Boeing 737-800 (738) 0:59 Effective 2026-03-21 through 2026-04-11
Mon,Tue,Fri 22:55 Seattle-Tacoma (SEA) 23:55 Portland (PDX)
Delta Air Lines DL 2384 Non-stop Boeing 737-800 (738) 1:00 Valid until 2026-01-02
Sat,Sun 22:55 Seattle-Tacoma (SEA) 23:55 Portland (PDX)
Delta Air Lines DL 2384 Non-stop Boeing 737-900 (739) 1:00 Effective 2026-01-03 through 2026-01-04
Daily 22:55 Seattle-Tacoma (SEA) 23:53 Portland (PDX)
Delta Air Lines DL 2384 Non-stop Airbus A220-100 (221) 0:58 Effective 2026-04-13 through 2026-10-05
Daily 22:55 Seattle-Tacoma (SEA) 23:52 Portland (PDX)
Delta Air Lines DL 2384 Non-stop Airbus A220-100 (221) 0:57 Effective from 2026-10-06
Wed,Thu 19:35 Seattle-Tacoma (SEA) 20:36 Portland (PDX)
Delta Air Lines DL 2830 Non-stop Boeing 737-800 (738) 1:01 Valid until 2026-01-01
Sun 20:56 Seattle-Tacoma (SEA) 21:56 Portland (PDX)
Delta Air Lines DL 2830 Non-stop Airbus A220-100 (221) 1:00 Operates only on 2026-01-04
Mon,Tue,Fri,Sat 20:59 Seattle-Tacoma (SEA) 21:59 Portland (PDX)
Delta Air Lines DL 2830 Non-stop Boeing 737-800 (738) 1:00 Valid until 2026-01-03
Sat 17:50 Seattle-Tacoma (SEA) 18:50 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 1:00 Operates only on 2026-01-10
Sun 17:50 Seattle-Tacoma (SEA) 18:50 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 1:00 Operates only on 2026-01-18
Sat 17:55 Seattle-Tacoma (SEA) 18:55 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 1:00 Operates only on 2026-01-17
Sun 21:25 Seattle-Tacoma (SEA) 22:19 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 0:54 Operates only on 2026-02-15
Mon-Fri,Sun 22:57 Seattle-Tacoma (SEA) 23:58 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 1:01 Effective 2026-03-08 through 2026-03-13
Mon-Fri,Sun 22:57 Seattle-Tacoma (SEA) 23:59 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 1:02 Effective 2026-03-15 through 2026-04-12
Mon-Fri,Sun 23:15 Seattle-Tacoma (SEA) 00:17 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 1:02 Effective 2026-01-05 through 2026-01-16
The flight arrives 1 day after departure.
Mon-Fri,Sun 23:15 Seattle-Tacoma (SEA) 00:17 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 1:02 Effective 2026-01-19 through 2026-02-06
The flight arrives 1 day after departure.
Mon-Wed 23:15 Seattle-Tacoma (SEA) 00:17 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 1:02 Effective 2026-02-09 through 2026-02-11
The flight arrives 1 day after departure.
Mon-Fri 23:15 Seattle-Tacoma (SEA) 00:15 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 1:00 Effective 2026-02-12 through 2026-02-20
The flight arrives 1 day after departure.
Mon-Fri,Sun 23:15 Seattle-Tacoma (SEA) 00:15 Portland (PDX)
Delta Air Lines DL 3701 Non-stop Embraer EMB 175 (E7W) 1:00 Effective 2026-02-22 through 2026-03-06
The flight arrives 1 day after departure.
Daily 11:35 Seattle-Tacoma (SEA) 12:44 Portland (PDX)
Delta Air Lines DL 3802 Non-stop Embraer EMB 175 (E7W) 1:09 Effective 2026-01-05 through 2026-02-11
Daily 11:35 Seattle-Tacoma (SEA) 12:42 Portland (PDX)
Delta Air Lines DL 3802 Non-stop Embraer EMB 175 (E7W) 1:07 Effective 2026-02-12 through 2026-03-07
Daily 12:06 Seattle-Tacoma (SEA) 13:11 Portland (PDX)
Delta Air Lines DL 3802 Non-stop Embraer EMB 175 (E7W) 1:05 Effective 2026-03-08 through 2026-03-14
Daily 12:06 Seattle-Tacoma (SEA) 13:12 Portland (PDX)
Delta Air Lines DL 3802 Non-stop Embraer EMB 175 (E7W) 1:06 Effective 2026-03-15 through 2026-04-12
Daily 12:10 Seattle-Tacoma (SEA) 13:17 Portland (PDX)
Delta Air Lines DL 3802 Non-stop Embraer EMB 175 (E7W) 1:07 Effective 2026-04-13 through 2026-10-05
Daily 12:10 Seattle-Tacoma (SEA) 13:18 Portland (PDX)
Delta Air Lines DL 3802 Non-stop Embraer EMB 175 (E7W) 1:08 Effective from 2026-10-06
Daily 09:00 Seattle-Tacoma (SEA) 10:01 Portland (PDX)
Delta Air Lines DL 3818 Non-stop Embraer EMB 175 (E7W) 1:01 Effective 2026-03-08 through 2026-03-14
Daily 09:00 Seattle-Tacoma (SEA) 10:02 Portland (PDX)
Delta Air Lines DL 3818 Non-stop Embraer EMB 175 (E7W) 1:02 Effective 2026-03-15 through 2026-04-12
Daily 09:30 Seattle-Tacoma (SEA) 10:32 Portland (PDX)
Delta Air Lines DL 3818 Non-stop Embraer EMB 175 (E7W) 1:02 Effective 2026-02-12 through 2026-03-07
Daily 17:40 Seattle-Tacoma (SEA) 18:41 Portland (PDX)
Delta Air Lines DL 3913 Non-stop Embraer EMB 175 (E7W) 1:01 Effective 2026-04-13 through 2026-10-05
Daily 17:40 Seattle-Tacoma (SEA) 18:43 Portland (PDX)
Delta Air Lines DL 3913 Non-stop Embraer EMB 175 (E7W) 1:03 Effective from 2026-10-06
Mon,Tue,Fri-Sun 17:45 Seattle-Tacoma (SEA) 18:50 Portland (PDX)
Delta Air Lines DL 3913 Non-stop Embraer EMB 175 (E7W) 1:05 Valid until 2026-01-04
Mon-Fri,Sun 17:50 Seattle-Tacoma (SEA) 18:50 Portland (PDX)
Delta Air Lines DL 3913 Non-stop Embraer EMB 175 (E7W) 1:00 Effective 2026-01-05 through 2026-01-16
Daily 17:50 Seattle-Tacoma (SEA) 18:50 Portland (PDX)
Delta Air Lines DL 3913 Non-stop Embraer EMB 175 (E7W) 1:00 Effective 2026-01-19 through 2026-02-11
Mon-Sat 17:50 Seattle-Tacoma (SEA) 18:48 Portland (PDX)
Delta Air Lines DL 3913 Non-stop Embraer EMB 175 (E7W) 0:58 Effective 2026-02-12 through 2026-02-21
Daily 17:50 Seattle-Tacoma (SEA) 18:48 Portland (PDX)
Delta Air Lines DL 3913 Non-stop Embraer EMB 175 (E7W) 0:58 Effective 2026-02-22 through 2026-03-07
Mon-Fri,Sun 18:00 Seattle-Tacoma (SEA) 18:58 Portland (PDX)
Delta Air Lines DL 3913 Non-stop Embraer EMB 175 (E7W) 0:58 Effective 2026-03-08 through 2026-04-12
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Delta Air Lines flights from Seattle-Tacoma (SEA) to Portland (PDX).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 0:57, non-stop
Airbus A220-300 (223)

Direct Flights:

Effective 2026-02-12 through 2026-02-20
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:00, non-stop
Airbus A220-300 (223)

Direct Flights:

Effective 2026-02-22 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:00, non-stop
Airbus A220-300 (223)

Direct Flights:

Effective 2026-01-05 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:00, non-stop
Boeing 737-800 (738)

Direct Flights:

Effective 2026-01-10 through 2026-01-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:00, non-stop
Airbus A220-100 (221)

Direct Flights:

Effective 2026-01-18 through 2026-01-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 1:00, non-stop
Airbus A220-100 (221)

Direct Flights:

Effective 2026-01-19 through 2026-02-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:00, non-stop
Boeing 737-800 (738)

Direct Flights:

Effective 2026-01-31 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:00, non-stop
Airbus A220-100 (221)

Direct Flights:

Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:00, non-stop
Airbus A220-100 (221)

Direct Flights:

Effective 2026-02-09 through 2026-02-10
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:00, non-stop
Boeing 737-800 (738)

Direct Flights:

Effective 2026-02-14 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:03, non-stop
Airbus A220-300 (223)

Direct Flights:

Effective 2026-03-08 through 2026-03-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 0:59, non-stop
Boeing 737-800 (738)

Direct Flights:

Effective 2026-03-15 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:00, non-stop
Boeing 737-800 (738)

Direct Flights:

Operates only on 2026-03-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 0:58, non-stop
Boeing 737-800 (738)

Direct Flights:

Effective 2026-03-21 through 2026-04-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 0:59, non-stop
Boeing 737-800 (738)

Direct Flights:

Valid until 2026-01-02
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:00, non-stop
Boeing 737-800 (738)

Direct Flights:

Effective 2026-01-03 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 1:00, non-stop
Boeing 737-900 (739)

Direct Flights:

Effective 2026-04-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:58, non-stop
Airbus A220-100 (221)

Direct Flights:

Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:57, non-stop
Airbus A220-100 (221)

Direct Flights:

Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:01, non-stop
Boeing 737-800 (738)

Direct Flights:

Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:00, non-stop
Airbus A220-100 (221)

Direct Flights:

Valid until 2026-01-03
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 1:00, non-stop
Boeing 737-800 (738)

Direct Flights:

Operates only on 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:00, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Operates only on 2026-01-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:00, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Operates only on 2026-01-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:00, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 0:54, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-03-08 through 2026-03-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:01, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-03-15 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:02, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-01-05 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:02, non-stop
Embraer EMB 175 (E7W)
The flight arrives 1 day after departure.

Direct Flights:

Effective 2026-01-19 through 2026-02-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:02, non-stop
Embraer EMB 175 (E7W)
The flight arrives 1 day after departure.

Direct Flights:

Effective 2026-02-09 through 2026-02-11
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:02, non-stop
Embraer EMB 175 (E7W)
The flight arrives 1 day after departure.

Direct Flights:

Effective 2026-02-12 through 2026-02-20
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:00, non-stop
Embraer EMB 175 (E7W)
The flight arrives 1 day after departure.

Direct Flights:

Effective 2026-02-22 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:00, non-stop
Embraer EMB 175 (E7W)
The flight arrives 1 day after departure.

Direct Flights:

Effective 2026-01-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:07, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-03-08 through 2026-03-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:05, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-03-15 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:06, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-04-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:07, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:08, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-03-08 through 2026-03-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:01, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-03-15 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:02, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:02, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-04-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:01, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:03, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 1:05, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-01-05 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:00, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-01-19 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:00, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-02-12 through 2026-02-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 0:58, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-02-22 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:58, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 0:58, non-stop
Embraer EMB 175 (E7W)
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  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Portland airport (PDX).
  • The flight distance is 129 miles, or 208 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 0:54 and 1:13.