$100 Cheap Frontier Airlines flights Seattle (SEA) to Phoenix (PHX)

$100 Cheap Frontier Airlines flights Seattle (SEA) to Phoenix (PHX)

Prices were available within the past 7 days and start at $100 for one-way flights and $239 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jul 16 - Fri, Jul 17

SEA

Seattle

PHX

Phoenix

$239 Roundtrip, found 1 day ago

$239

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jul 16 from Seattle to Phoenix, returning Fri, Jul 17, priced at $239 found 1 day ago

Wed, Jul 15 - Sat, Jul 18

SEA

Seattle

PHX

Phoenix

$240 Roundtrip, found 1 day ago

$240

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 15 from Seattle to Phoenix, returning Sat, Jul 18, priced at $240 found 1 day ago

Thu, Jul 2 - Wed, Jul 15

SEA

Seattle

PHX

Phoenix

$245 Roundtrip, found 10 hours ago

$245

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Thu, Jul 2 from Seattle to Phoenix, returning Wed, Jul 15, priced at $245 found 10 hours ago

Thu, Jul 16 - Thu, Jul 23

SEA

Seattle

PHX

Phoenix

$250 Roundtrip, found 1 hour ago

$250

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Thu, Jul 16 from Seattle to Phoenix, returning Thu, Jul 23, priced at $250 found 1 hour ago

Tue, Jul 14 - Sat, Jul 25

SEA

Seattle

PHX

Phoenix

$254 Roundtrip, found 1 day ago

$254

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 14 from Seattle to Phoenix, returning Sat, Jul 25, priced at $254 found 1 day ago

Wed, Jul 8 - Thu, Jul 9

SEA

Seattle

PHX

Phoenix

$258 Roundtrip, found 10 hours ago

$258

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Wed, Jul 8 from Seattle to Phoenix, returning Thu, Jul 9, priced at $258 found 10 hours ago