Alaska
Oneworld
Did you mean flights from Seattle / Tacoma to Portland?
United States
Portland International Airport
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United States
Seattle–Tacoma International Airport
Click to show full flight schedule
Scan through all non-stop flights from Portland to Seattle / Tacoma. The full flight schedule below gives an overview of all non-stop flights from PDX to SEA, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
In Seattle / Tacoma, the summers are known for being warm, long, and dry, with temperatures typically reaching about 30°C (86°F). The area’s breathtaking scenery complements the sun-filled lifestyle, making it a popular destination for visitors all year round who are looking for relaxation, fun by the water, and the beauty of the outdoors.
Seattle / Tacoma is best explored from mid-spring to summer, specifically between April and September, as most rainfall occurs from October to February.
In total there are 2 airlines operating nonstop flights from Portland PDX to Seattle / Tacoma SEA. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their PDX SEA flight schedule.
Flights from PDX to SEA are operated 90 times a week, with an average of 13 flights per day. Departure times vary between 05:00 - 21:59. The earliest flight departs at 05:00, the last flight departs at 21:59. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Portland to Seattle / Tacoma takes 56 minutes. The flight distance between Portland and Seattle / Tacoma is 129 miles (or 208 km).
There are 3 airports in Seattle / Tacoma: Seattle–Tacoma International Airport (SEA), Boeing Field/King County Internat (BFI) and Kenmore Air Harbor Seaplane Base (FAA: W55) (LKE).
There are 90 flights per week flying from Portland to Seattle / Tacoma (as of June 2026).
56 minutes is the average flight time from Portland to Seattle / Tacoma.
The distance from Portland to Seattle / Tacoma is 129 miles (208 kilometers).
Alaska and Delta are flying nonstop from Portland to Seattle / Tacoma.
Oneworld and SkyTeam are flying nonstop from Portland to Seattle / Tacoma.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Portland to Seattle / Tacoma:
The earliest flight departs at 05:00 from Portland and arrives at 05:53 at Seattle / Tacoma.
The latest flight departs at 21:59 from Portland and arrives at 23:00 at Seattle / Tacoma.
129 miles (208 km) · 56m
05:00
05:53
Alaska
Oneworld
AS 2431
Alaska
Embraer 175
Y
W
J
F
05:30
06:41
Delta
SkyTeam
DL 4008
Delta
Embraer 175
Y
W
J
F
05:30
06:41
Delta
SkyTeam
DL 4008
Delta
Embraer 175
Y
W
J
F
06:19
07:17
Alaska
Oneworld
AS 499
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
06:19
07:17
Alaska
Oneworld
AS 499
Alaska
Boeing 737 MAX 9
Y
W
J
F
06:19
07:17
Alaska
Oneworld
AS 499
Alaska
Boeing 737-800 (winglets)
Y
W
J
F
06:19
07:17
Alaska
Oneworld
AS 499
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
07:19
08:20
Alaska
Oneworld
AS 2420
Alaska
Embraer 175
Y
W
J
F
07:19
08:20
Alaska
Oneworld
AS 2420
Alaska
Embraer 175
Y
W
J
F
07:19
08:20
Alaska
Oneworld
AS 2420
Alaska
Embraer 175
Y
W
J
F
07:20
08:34
Delta
SkyTeam
DL 4471
Delta
Embraer 175
Y
W
J
F
07:20
08:34
Delta
SkyTeam
DL 4471
Delta
Embraer 175
Y
W
J
F
07:20
08:34
Delta
SkyTeam
DL 4471
Delta
Embraer 175
Y
W
J
F
08:19
09:14
Alaska
Oneworld
AS 2108
Alaska
Embraer 175
Y
W
J
F
09:16
10:47
Delta
SkyTeam
DL 3953
Delta
Embraer 175
Y
W
J
F
09:19
10:21
Alaska
Oneworld
AS 427
Alaska
Boeing 737-800 (winglets)
Y
W
J
F
09:19
10:21
Alaska
Oneworld
AS 427
Alaska
Boeing 737 MAX 9
Y
W
J
F
09:19
10:21
Alaska
Oneworld
AS 427
Alaska
Boeing 737-800 (winglets)
Y
W
J
F
09:19
10:21
Alaska
Oneworld
AS 427
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
09:19
10:21
Alaska
Oneworld
AS 427
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
09:19
10:21
Alaska
Oneworld
AS 427
Alaska
Boeing 737 MAX 9
Y
W
J
F
09:30
10:55
Delta
SkyTeam
DL 3953
Delta
Embraer 175
Y
W
J
F
09:30
10:55
Delta
SkyTeam
DL 3953
Delta
Embraer 175
Y
W
J
F
10:35
11:43
Alaska
Oneworld
AS 3431
Alaska
Embraer 175
Y
W
J
F
11:20
12:36
Delta
SkyTeam
DL 3818
Delta
Embraer 175
Y
W
J
F
11:20
12:36
Delta
SkyTeam
DL 3818
Delta
Embraer 175
Y
W
J
F
11:20
12:36
Delta
SkyTeam
DL 3818
Delta
Embraer 175
Y
W
J
F
11:20
12:36
Delta
SkyTeam
DL 3818
Delta
Embraer 175
Y
W
J
F
11:20
12:36
Delta
SkyTeam
DL 3818
Delta
Embraer 175
Y
W
J
F
11:20
12:36
Delta
SkyTeam
DL 3818
Delta
Embraer 175
Y
W
J
F
12:03
13:03
Alaska
Oneworld
AS 3078
Alaska
Embraer 175
Y
W
J
F
12:03
13:03
Alaska
Oneworld
AS 3078
Alaska
Embraer 175
Y
W
J
F
12:03
13:03
Alaska
Oneworld
AS 3078
Alaska
Embraer 175
Y
W
J
F
12:23
13:34
Delta
SkyTeam
DL 3802
Delta
Embraer 175
Y
W
J
F
12:23
13:34
Delta
SkyTeam
DL 3802
Delta
Embraer 175
Y
W
J
F
12:23
13:34
Delta
SkyTeam
DL 3802
Delta
Embraer 175
Y
W
J
F
13:48
14:43
Alaska
Oneworld
AS 2205
Alaska
Embraer 175
Y
W
J
F
13:48
14:43
Alaska
Oneworld
AS 2205
Alaska
Embraer 175
Y
W
J
F
13:48
14:43
Alaska
Oneworld
AS 2205
Alaska
Embraer 175
Y
W
J
F
13:48
14:43
Alaska
Oneworld
AS 2205
Alaska
Embraer 175
Y
W
J
F
15:25
16:40
Delta
SkyTeam
DL 4062
Delta
Embraer 175
Y
W
J
F
15:26
16:41
Delta
SkyTeam
DL 4062
Delta
Embraer 175
Y
W
J
F
15:26
16:41
Delta
SkyTeam
DL 4062
Delta
Embraer 175
Y
W
J
F
15:30
16:30
Alaska
Oneworld
AS 3408
Alaska
Embraer 175
Y
W
J
F
15:30
16:30
Alaska
Oneworld
AS 3408
Alaska
Embraer 175
Y
W
J
F
15:30
16:30
Alaska
Oneworld
AS 3408
Alaska
Embraer 175
Y
W
J
F
15:30
16:30
Alaska
Oneworld
AS 3408
Alaska
Embraer 175
Y
W
J
F
15:30
16:30
Alaska
Oneworld
AS 3408
Alaska
Embraer 175
Y
W
J
F
15:30
16:30
Alaska
Oneworld
AS 3408
Alaska
Embraer 175
Y
W
J
F
15:30
16:30
Alaska
Oneworld
AS 3408
Alaska
Embraer 175
Y
W
J
F
17:30
18:33
Alaska
Oneworld
AS 430
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
17:30
18:33
Alaska
Oneworld
AS 430
Alaska
Boeing 737-800 (winglets)
Y
W
J
F
17:30
18:33
Alaska
Oneworld
AS 430
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
17:30
18:33
Alaska
Oneworld
AS 430
Alaska
Boeing 737-800 (winglets)
Y
W
J
F
17:30
18:33
Alaska
Oneworld
AS 430
Alaska
Boeing 737 MAX 8
Y
W
J
F
17:30
18:33
Alaska
Oneworld
AS 430
Alaska
Boeing 737-800 (winglets)
Y
W
J
F
17:30
18:33
Alaska
Oneworld
AS 430
Alaska
Boeing 737-800 (winglets)
Y
W
J
F
17:50
19:05
Delta
SkyTeam
DL 3918
Delta
Embraer 175
Y
W
J
F
17:50
19:05
Delta
SkyTeam
DL 3918
Delta
Embraer 175
Y
W
J
F
17:50
19:05
Delta
SkyTeam
DL 3918
Delta
Embraer 175
Y
W
J
F
17:50
19:05
Delta
SkyTeam
DL 3918
Delta
Embraer 175
Y
W
J
F
17:50
19:05
Delta
SkyTeam
DL 3918
Delta
Embraer 175
Y
W
J
F
19:38
20:33
Alaska
Oneworld
AS 2313
Alaska
Embraer 175
Y
W
J
F
19:38
20:33
Alaska
Oneworld
AS 2313
Alaska
Embraer 175
Y
W
J
F
19:38
20:33
Alaska
Oneworld
AS 2313
Alaska
Embraer 175
Y
W
J
F
20:42
22:00
Delta
SkyTeam
DL 3923
Delta
Embraer 175
Y
W
J
F
21:30
22:27
Alaska
Oneworld
AS 2421
Alaska
Embraer 175
Y
W
J
F
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