Find Deals on Flights from Phoenix Sky Harbor Intl 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
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Phoenix Sky Harbor Intl to Seattle

(Round-trip)
Depart: Wed Feb 1 2017 Return: Mon Feb 6 2017 Trip spans 6 days
Frontier
Frontier
PHX
1:30a
SEA
4:50a
3h 20m
nonstop
SEA
4:35a
PHX
7:25a
2h 50m
nonstop
Depart: Tue Jan 31 2017 Return: Mon Feb 6 2017 Trip spans 7 days
Major Airline
Major Airline
PHX
10:05p
SEA
1:05a
3h 00m
nonstop
SEA
10:20a
PHX
12:57p
2h 37m
nonstop
Depart: Tue May 9 2017 Return: Wed May 10 2017 Trip spans 2 days
American Airlines
American Airlines
PHX
2:25a
SEA
9:46a
7h 21m
1 stop
SEA
11:00a
PHX
1:47p
2h 47m
nonstop
Depart: Wed Apr 26 2017 Return: Wed May 3 2017 Trip spans 8 days
Frontier
Frontier
PHX
2:00a
SEA
5:05a
3h 05m
nonstop
SEA
7:00a
PHX
9:55a
2h 55m
nonstop
Depart: Wed May 3 2017 Return: Wed May 10 2017 Trip spans 8 days
Frontier
Frontier
PHX
2:00a
SEA
5:05a
3h 05m
nonstop
SEA
7:00a
PHX
9:55a
2h 55m
nonstop
Depart: Sun Feb 5 2017 Return: Mon Feb 6 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
PHX
1:00a
SEA
4:00a
3h 00m
nonstop
SEA
1:35p
PHX
4:16p
2h 41m
nonstop
Depart: Tue Feb 28 2017 Return: Sat Mar 4 2017 Trip spans 5 days
United
United
PHX
11:25a
SEA
5:05p
5h 40m
1 stop
SEA
10:25a
PHX
4:45p
6h 20m
1 stop
Depart: Tue Apr 25 2017 Return: Tue May 2 2017 Trip spans 8 days
Major Airline
Major Airline
PHX
1:40a
SEA
4:39a
2h 59m
nonstop
SEA
5:35a
PHX
8:21a
2h 46m
nonstop
Depart: Mon Mar 6 2017 Return: Tue Mar 7 2017 Trip spans 2 days
Delta
Delta
PHX
2:45p
SEA
7:22p
4h 37m
1 stop
SEA
2:45a
PHX
5:41a
2h 56m
nonstop
Depart: Fri Feb 3 2017 Return: Wed Feb 8 2017 Trip spans 6 days
Frontier
Frontier
PHX
1:30a
SEA
4:50a
3h 20m
nonstop
SEA
4:35a
PHX
7:25a
2h 50m
nonstop
Depart: Tue Feb 7 2017 Return: Wed Feb 8 2017 Trip spans 2 days
Major Airline
Major Airline
PHX
9:00p
SEA
2:20a
5h 20m
1 stop
SEA
3:48a
PHX
11:53a
8h 05m
1 stop
Depart: Wed Feb 8 2017 Return: Mon Feb 13 2017 Trip spans 6 days
Frontier
Frontier
PHX
1:30a
SEA
4:53a
3h 23m
nonstop
SEA
4:35a
PHX
7:25a
2h 50m
nonstop
Depart: Wed Feb 22 2017 Return: Mon Feb 27 2017 Trip spans 6 days
Frontier
Frontier
PHX
2:05a
SEA
5:28a
3h 23m
nonstop
SEA
4:10a
PHX
7:00a
2h 50m
nonstop
Depart: Thu Feb 16 2017 Return: Mon Mar 20 2017 Trip spans 32 days
Major Airline
Major Airline
PHX
9:05p
SEA
12:28a
3h 23m
nonstop
SEA
5:35a
PHX
8:21a
2h 46m
nonstop
Depart: Fri Apr 21 2017 Return: Wed Apr 26 2017 Trip spans 6 days
Frontier
Frontier
PHX
2:00a
SEA
5:05a
3h 05m
nonstop
SEA
7:00a
PHX
9:55a
2h 55m
nonstop
Depart: Thu May 11 2017 Return: Sat May 13 2017 Trip spans 3 days
American Airlines
American Airlines
PHX
3:34a
SEA
9:46a
6h 12m
1 stop
SEA
1:59p
PHX
4:43p
2h 44m
nonstop
Depart: Thu Feb 9 2017 Return: Sun Feb 12 2017 Trip spans 4 days
Major Airline
Major Airline
PHX
1:50a
SEA
4:53a
3h 03m
2 stops
SEA
1:14p
PHX
10:27a
21h 13m
2 stops
Depart: Wed May 10 2017 Return: Mon May 15 2017 Trip spans 6 days
Frontier
Frontier
PHX
2:00a
SEA
5:05a
3h 05m
nonstop
SEA
7:00a
PHX
9:55a
2h 55m
nonstop
Depart: Mon Jan 30 2017 Return: Sat Feb 4 2017 Trip spans 6 days
American Airlines
American Airlines
PHX
1:15p
SEA
4:24p
3h 09m
nonstop
SEA
3:27a
PHX
6:19a
2h 52m
nonstop
Depart: Fri May 12 2017 Return: Wed May 17 2017 Trip spans 6 days
Frontier
Frontier
PHX
2:00a
SEA
5:05a
3h 05m
nonstop
SEA
7:00a
PHX
9:55a
2h 55m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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.

We compile tonnes of data for you
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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Phoenix
$77
Destination

Seattle
$77
Airlines Airline reviews

97 travelers who booked a flight from Phoenix to Seattle rated their chosen airlines with an average of 7.1.

Overall
7.4
Boarding
7.6
Crew
8.0
Comfort
7.0
Food
6.3
Entertainment
6.0