$91 Cheap Frontier Airlines flights Chicago (ORD) to Seattle (SEA)

$91 Cheap Frontier Airlines flights Chicago (ORD) to Seattle (SEA)

Prices were available within the past 7 days and start at $91 for one-way flights and $162 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Nov 9 - Thu, Nov 13

ORD

Chicago

SEA

Seattle

$162 Roundtrip, found 1 day ago

$162

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Nov 9 from Chicago to Seattle, returning Thu, Nov 13, priced at $162 found 1 day ago

Sat, Nov 8 - Sat, Nov 15

ORD

Chicago

SEA

Seattle

$182 Roundtrip, found 1 day ago

$182

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Nov 8 from Chicago to Seattle, returning Sat, Nov 15, priced at $182 found 1 day ago

Sat, Nov 8 - Sun, Nov 16

ORD

Chicago

SEA

Seattle

$198 Roundtrip, found 1 day ago

$198

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Nov 8 from Chicago to Seattle, returning Sun, Nov 16, priced at $198 found 1 day ago

Wed, Sep 24 - Sat, Sep 27

ORD

Chicago

SEA

Seattle

$256 Roundtrip, found 4 days ago

$256

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Wed, Sep 24 from Chicago to Seattle, returning Sat, Sep 27, priced at $256 found 4 days ago