$34 Cheap Frontier Airlines flights Phoenix (PHX) to Seattle (SEA)

$34 Cheap Frontier Airlines flights Phoenix (PHX) to Seattle (SEA)

Prices were available within the past 7 days and start at $34 for one-way flights and $165 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jan 4 - Mon, Jan 5

PHX

Phoenix

SEA

Seattle

$165 Roundtrip, just found

$165

Roundtrip

just found

Select Frontier Airlines flight, departing Sun, Jan 4 from Phoenix to Seattle, returning Mon, Jan 5, priced at $165 just found

Tue, Dec 30 - Mon, Jan 5

PHX

Phoenix

SEA

Seattle

$181 Roundtrip, just found

$181

Roundtrip

just found

Select Frontier Airlines flight, departing Tue, Dec 30 from Phoenix to Seattle, returning Mon, Jan 5, priced at $181 just found

Tue, Dec 30 - Sat, Jan 3

PHX

Phoenix

SEA

Seattle

$191 Roundtrip, just found

$191

Roundtrip

just found

Select Frontier Airlines flight, departing Tue, Dec 30 from Phoenix to Seattle, returning Sat, Jan 3, priced at $191 just found

Fri, Jan 2 - Mon, Jan 5

PHX

Phoenix

SEA

Seattle

$215 Roundtrip, just found

$215

Roundtrip

just found

Select Frontier Airlines flight, departing Fri, Jan 2 from Phoenix to Seattle, returning Mon, Jan 5, priced at $215 just found

Fri, Jan 2 - Sat, Jan 3

PHX

Phoenix

SEA

Seattle

$225 Roundtrip, just found

$225

Roundtrip

just found

Select Frontier Airlines flight, departing Fri, Jan 2 from Phoenix to Seattle, returning Sat, Jan 3, priced at $225 just found

Sun, Jan 4 - Thu, Jan 8

PHX

Phoenix

SEA

Seattle

$227 Roundtrip, just found

$227

Roundtrip

just found

Select Frontier Airlines flight, departing Sun, Jan 4 from Phoenix to Seattle, returning Thu, Jan 8, priced at $227 just found