$131 Cheap Frontier Airlines flights Seattle (SEA) to Milwaukee (MKE)

$131 Cheap Frontier Airlines flights Seattle (SEA) to Milwaukee (MKE)

Prices were available within the past 7 days and start at $131 for one-way flights and $246 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jun 9 - Mon, Jun 16

SEA

Seattle

MKE

Milwaukee

$246 Roundtrip, found 4 days ago

$246

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Jun 9 from Seattle to Milwaukee, returning Mon, Jun 16, priced at $246 found 4 days ago

Mon, Jun 9 - Mon, Jun 16

SEA

Seattle

MKE

Milwaukee

$256 Roundtrip, found 4 days ago

$256

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Jun 9 from Seattle to Milwaukee, returning Mon, Jun 16, priced at $256 found 4 days ago

Mon, Oct 20 - Mon, Nov 3

SEA

Seattle

MKE

Milwaukee

$310 Roundtrip, found 8 hours ago

$310

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Mon, Oct 20 from Seattle to Milwaukee, returning Mon, Nov 3, priced at $310 found 8 hours ago