$61 Cheap Frontier Airlines flights Phoenix (PHX) to Seattle (SEA)

$61 Cheap Frontier Airlines flights Phoenix (PHX) to Seattle (SEA)

Prices were available within the past 7 days and start at $61 for one-way flights and $121 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Nov 1 - Thu, Nov 13

PHX

Phoenix

SEA

Seattle

$121 Roundtrip, found 6 days ago

$121

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Nov 1 from Phoenix to Seattle, returning Thu, Nov 13, priced at $121 found 6 days ago

Sat, Nov 1 - Sat, Nov 8

PHX

Phoenix

SEA

Seattle

$122 Roundtrip, found 3 days ago

$122

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Nov 1 from Phoenix to Seattle, returning Sat, Nov 8, priced at $122 found 3 days ago

Mon, Nov 3 - Thu, Nov 13

PHX

Phoenix

SEA

Seattle

$137 Roundtrip, found 6 days ago

$137

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Nov 3 from Phoenix to Seattle, returning Thu, Nov 13, priced at $137 found 6 days ago

Sat, Nov 1 - Thu, Nov 6

PHX

Phoenix

SEA

Seattle

$145 Roundtrip, found 3 days ago

$145

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Nov 1 from Phoenix to Seattle, returning Thu, Nov 6, priced at $145 found 3 days ago

Fri, Oct 3 - Sat, Oct 4

PHX

Phoenix

SEA

Seattle

$161 Roundtrip, found 6 hours ago

$161

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Fri, Oct 3 from Phoenix to Seattle, returning Sat, Oct 4, priced at $161 found 6 hours ago

Sun, Oct 5 - Mon, Oct 6

PHX

Phoenix

SEA

Seattle

$163 Roundtrip, found 6 hours ago

$163

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Sun, Oct 5 from Phoenix to Seattle, returning Mon, Oct 6, priced at $163 found 6 hours ago