Find Cheap Flights from Portland to Seattle

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Portland to Seattle

(Round-trip)
Depart: Wed Oct 25 2017 Return: Sat Oct 28 2017 Trip spans 4 days
United
United
PWM
8:55a
SEA
5:40p
8h 45m
1 stop
SEA
3:00a
PWM
11:50a
8h 50m
1 stop
Depart: Thu Oct 26 2017 Return: Wed Nov 1 2017 Trip spans 7 days
Major Airline
Major Airline
PWM
1:30a
SEA
4:09p
14h 39m
1 stop
SEA
1:32p
PWM
12:47a
11h 15m
1 stop
Depart: Sat Oct 28 2017 Return: Sun Oct 29 2017 Trip spans 2 days
Delta
Delta
PWM
8:40a
SEA
6:09p
9h 29m
1 stop
SEA
7:20p
PWM
4:52a
9h 32m
1 stop
Depart: Thu Oct 12 2017 Return: Tue Oct 17 2017 Trip spans 6 days
JetBlue
JetBlue
PWM
11:30a
SEA
8:09p
8h 39m
1 stop
SEA
6:19p
PWM
1:54a
7h 35m
1 stop
Depart: Tue May 2 2017 Return: Mon May 8 2017 Trip spans 7 days
American Airlines
American Airlines
PWM
8:58a
SEA
7:55p
10h 57m
1 stop
SEA
6:30p
PWM
3:07a
8h 37m
1 stop
Depart: Fri Oct 27 2017 Return: Sat Oct 28 2017 Trip spans 2 days
Delta
Delta
PWM
9:29a
SEA
10:47p
13h 18m
2 stops
SEA
6:50a
PWM
4:34p
9h 44m
1 stop
Depart: Tue Oct 24 2017 Return: Sat Oct 28 2017 Trip spans 5 days
Delta
Delta
PWM
9:29a
SEA
10:47p
13h 18m
2 stops
SEA
6:50a
PWM
4:34p
9h 44m
1 stop
Depart: Fri May 5 2017 Return: Mon May 8 2017 Trip spans 4 days
Major Airline
Major Airline
PWM
1:00a
SEA
8:57a
7h 57m
nonstop
SEA
9:00a
PWM
10:57a
1h 57m
nonstop
Depart: Mon May 8 2017 Return: Tue May 9 2017 Trip spans 2 days
United
United
PWM
10:40a
SEA
7:53p
9h 13m
1 stop
SEA
8:30p
PWM
3:57a
7h 27m
1 stop
Depart: Fri Oct 20 2017 Return: Sun Oct 22 2017 Trip spans 3 days
JetBlue
JetBlue
PWM
11:30a
SEA
8:09p
8h 39m
1 stop
SEA
6:19p
PWM
1:54a
7h 35m
1 stop
Depart: Tue May 9 2017 Return: Fri May 12 2017 Trip spans 4 days
United
United
PWM
9:46a
SEA
9:21p
11h 35m
1 stop
SEA
7:41p
PWM
3:37a
7h 56m
1 stop
Depart: Sun Jun 4 2017 Return: Mon Jun 12 2017 Trip spans 9 days
Major Airline
Major Airline
PWM
9:45p
SEA
4:52a
31h 07m
2 stops
SEA
11:40p
PWM
1:31p
13h 51m
2 stops
Depart: Mon Oct 30 2017 Return: Tue Oct 31 2017 Trip spans 2 days
Delta
Delta
PWM
7:25a
SEA
9:21p
13h 56m
2 stops
SEA
7:35a
PWM
4:16p
8h 41m
2 stops
Depart: Wed Jun 14 2017 Return: Sun Jun 18 2017 Trip spans 5 days
United
United
PWM
1:55a
SEA
3:17p
13h 22m
2 stops
SEA
2:15a
PWM
11:14a
8h 59m
1 stop
Depart: Fri Sep 15 2017 Return: Wed Sep 20 2017 Trip spans 6 days
Major Airline
Major Airline
PWM
7:30a
SEA
4:09p
8h 39m
1 stop
SEA
2:19p
PWM
3:54a
13h 35m
1 stop
Depart: Sat Aug 26 2017 Return: Wed Aug 30 2017 Trip spans 5 days
American Airlines
American Airlines
PWM
11:20a
SEA
10:40p
11h 20m
1 stop
SEA
7:56a
PWM
2:58p
7h 02m
1 stop
Depart: Sun Jun 18 2017 Return: Mon Jun 19 2017 Trip spans 2 days
United
United
PWM
7:25a
SEA
6:13p
10h 48m
1 stop
SEA
8:40p
PWM
5:32a
8h 52m
1 stop
Depart: Thu Oct 19 2017 Return: Mon Oct 23 2017 Trip spans 5 days
Delta
Delta
PWM
1:45p
SEA
10:54p
9h 09m
1 stop
SEA
7:20p
PWM
4:52a
9h 32m
1 stop
Depart: Tue Jun 20 2017 Return: Wed Jun 21 2017 Trip spans 2 days
JetBlue
JetBlue
PWM
10:34a
SEA
8:26p
9h 52m
1 stop
SEA
9:29a
PWM
5:06p
7h 37m
1 stop
Depart: Tue Aug 1 2017 Return: Tue Aug 8 2017 Trip spans 8 days
American Airlines
American Airlines
PWM
1:47p
SEA
11:11p
9h 24m
1 stop
SEA
9:26p
PWM
7:43a
10h 17m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Portland
$324
Destination

Seattle
$324