
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $96 (Kiwi.com) |
One-way from | $60 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $172 |
Good round-trip deal | $159 or less |
Good one-way deal | $93 or less |
Fly from
Fly to
Route
Depart
Return
Price
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Tue 3/31
6:00 am-9:13 am
Nonstop3h 13m
Seattle/Tacoma Intl
Tue 4/7
8:59 pm-11:52 pm
Nonstop2h 53m
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Wed 3/18
6:00 am-9:13 am
Nonstop3h 13m
Seattle/Tacoma Intl
Mon 3/23
3:45 pm-6:38 pm
Nonstop2h 53m
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Tue 3/10
9:40 pm-12:40 am
Nonstop3h 00m
Seattle/Tacoma Intl
Tue 3/17
6:45 am-9:30 am
Nonstop2h 45m
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Sat 4/25
6:15 am-9:31 am
Nonstop3h 16m
Seattle/Tacoma Intl
Sat 4/25
8:20 pm-11:15 pm
Nonstop2h 55m
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Fri 5/1
9:55 pm-12:55 am
Nonstop3h 00m
Seattle/Tacoma Intl
Wed 5/6
2:20 pm-5:10 pm
Nonstop2h 50m
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Wed 4/15
6:15 am-9:31 am
Nonstop3h 16m
Seattle/Tacoma Intl
Sun 4/19
6:55 pm-9:48 pm
Nonstop2h 53m
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Mon 4/13
9:55 pm-12:55 am
Nonstop3h 00m
Seattle/Tacoma Intl
Wed 4/15
6:50 am-9:40 am
Nonstop2h 50m
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Fri 4/24
6:15 am-9:31 am
Nonstop3h 16m
Seattle/Tacoma Intl
Mon 4/27
8:20 pm-11:15 pm
Nonstop2h 55m
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Fri 4/3
4:20 pm-10:50 pm
1 stop6h 30m
Seattle/Tacoma Intl
Tue 4/7
6:50 am-9:40 am
Nonstop2h 50m
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Tue 3/3
6:00 am-10:45 am
1 stop5h 45m
Seattle/Tacoma Intl
Mon 3/16
1:20 pm-4:10 pm
Nonstop2h 50m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
The best time to book flights from Phoenix Sky Harbor Intl Airport to Seattle is 62 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Seattle (average of $41). Flying from Phoenix Sky Harbor Intl Airport to Seattle in July is currently the most expensive (average of $89). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s typically best to fly out from Phoenix Sky Harbor Intl Airport to Seattle at noon. Doing so could potentially save you 37% on the flight price compared to flying in the evening, which is usually more expensive.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Seattle flight should consider departing on Thursday at noon when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
About 11% of weekly flights between Phoenix and Seattle have experienced delays in the past year, with the average delay time being 139 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Delta have had the lowest number of delays on this route, with just 6% of flights being delayed.
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$53 | Average$156 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$83 | Average$188 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$96 | Average$194 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$109 | Average$214 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$116 | Average$206 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$117 | Average$267 | FlexibilityNo cancel fee | On-time71% |