$99 Cheap Alaska Airlines flights Phoenix (PHX) to Seattle (SEA)

View $99 flight on Wed, May 6, 2026Opens in a new window

$99 Cheap Alaska Airlines flights Phoenix (PHX) to Seattle (SEA)

Prices were available within the past 7 days and start at $99 for one-way flights and $242 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, May 15 - Tue, May 19
PHX
Phoenix
SEA
Seattle
$242 Roundtrip, found 21 hours ago
$242
Roundtrip
found 21 hours ago
Select Alaska Airlines flight, departing Fri, May 15 from Phoenix to Seattle, returning Tue, May 19, priced at $242 found 21 hours ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $190
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $190

Find the cheapest month to fly from Phoenix (PHX) to Seattle (SEA)

February is typically the cheapest month to fly

From $48 - $147 per traveler.

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Sun Country Airlines, United
Popular airline
Frontier Airlines
Distance
1770 km
Average flight time
3 hours 3 mins

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