$111 Cheap Frontier Airlines flights Chicago (ORD) to Portland (PDX)

$111 Cheap Frontier Airlines flights Chicago (ORD) to Portland (PDX)

Prices were available within the past 7 days and start at $111 for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Apr 29 - Fri, May 8

ORD

Chicago

PDX

Portland

$170 Roundtrip, found 3 hours ago

$170

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Wed, Apr 29 from Chicago to Portland, returning Fri, May 8, priced at $170 found 3 hours ago

Sat, Apr 18 - Thu, May 7

ORD

Chicago

PDX

Portland

$190 Roundtrip, found 3 hours ago

$190

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Chicago to Portland, returning Thu, May 7, priced at $190 found 3 hours ago

Wed, May 13 - Sat, May 23

ORD

Chicago

PDX

Portland

$195 Roundtrip, found 3 hours ago

$195

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Wed, May 13 from Chicago to Portland, returning Sat, May 23, priced at $195 found 3 hours ago

Sat, Apr 18 - Fri, May 1

ORD

Chicago

PDX

Portland

$215 Roundtrip, found 3 hours ago

$215

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Chicago to Portland, returning Fri, May 1, priced at $215 found 3 hours ago

Wed, May 6 - Fri, May 15

ORD

Chicago

PDX

Portland

$220 Roundtrip, found 3 hours ago

$220

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Wed, May 6 from Chicago to Portland, returning Fri, May 15, priced at $220 found 3 hours ago

Wed, Apr 22 - Thu, May 7

ORD

Chicago

PDX

Portland

$225 Roundtrip, found 3 hours ago

$225

Roundtrip

found 3 hours ago

Select Frontier Airlines flight, departing Wed, Apr 22 from Chicago to Portland, returning Thu, May 7, priced at $225 found 3 hours ago