$123 Cheap Frontier Airlines flights Seattle (SEA) to Milwaukee (MKE)

$123 Cheap Frontier Airlines flights Seattle (SEA) to Milwaukee (MKE)

Prices were available within the past 7 days and start at $123 for one-way flights and $221 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 15 - Mon, Sep 22

SEA

Seattle

MKE

Milwaukee

$221 Roundtrip, found 5 days ago

$221

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Sep 15 from Seattle to Milwaukee, returning Mon, Sep 22, priced at $221 found 5 days ago

Mon, Sep 15 - Mon, Sep 22

SEA

Seattle

MKE

Milwaukee

$235 Roundtrip, found 5 days ago

$235

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Sep 15 from Seattle to Milwaukee, returning Mon, Sep 22, priced at $235 found 5 days ago

Mon, Sep 15 - Mon, Sep 22

SEA

Seattle

MKE

Milwaukee

$270 Roundtrip, found 5 days ago

$270

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Sep 15 from Seattle to Milwaukee, returning Mon, Sep 22, priced at $270 found 5 days ago

Mon, Jul 21 - Fri, Jul 25

SEA

Seattle

MKE

Milwaukee

$326 Roundtrip, found 1 day ago

$326

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jul 21 from Seattle to Milwaukee, returning Fri, Jul 25, priced at $326 found 1 day ago