$154 Cheap United flights Seattle (SEA) to Phoenix (PHX)

View $154 flight on Sat, May 2, 2026Opens in a new window

$154 Cheap United flights Seattle (SEA) to Phoenix (PHX)

Prices were available within the past 7 days and start at $154 for one-way flights and $217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, May 2 - Sat, May 9
SEA
Seattle
PHX
Phoenix
$217 Roundtrip, just found
$217
Roundtrip
just found
Select United flight, departing Sat, May 2 from Seattle to Phoenix, returning Sat, May 9, priced at $217 just found
United
Sat, May 2 - Sat, May 9
SEA
Seattle
PHX
Phoenix
$244 Roundtrip, just found
$244
Roundtrip
just found
Select United flight, departing Sat, May 2 from Seattle to Phoenix, returning Sat, May 9, priced at $244 just found

Alternative airports near Phoenix

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

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $190
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $190

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

January is typically the cheapest month to fly

From $48 - $133 per traveler.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
1770 km
Average flight time
2 hours 49 mins

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