$141 Cheap Frontier Airlines flights Chicago (ORD) to Portland (PDX)

$141 Cheap Frontier Airlines flights Chicago (ORD) to Portland (PDX)

Prices were available within the past 7 days and start at $141 for one-way flights and $262 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Aug 8 - Thu, Aug 27

ORD

Chicago

PDX

Portland

$262 Roundtrip, found 22 hours ago

$262

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sat, Aug 8 from Chicago to Portland, returning Thu, Aug 27, priced at $262 found 22 hours ago

Sat, Jul 25 - Mon, Aug 10

ORD

Chicago

PDX

Portland

$266 Roundtrip, found 22 hours ago

$266

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sat, Jul 25 from Chicago to Portland, returning Mon, Aug 10, priced at $266 found 22 hours ago

Sat, Jul 18 - Sat, Aug 1

ORD

Chicago

PDX

Portland

$270 Roundtrip, found 22 hours ago

$270

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sat, Jul 18 from Chicago to Portland, returning Sat, Aug 1, priced at $270 found 22 hours ago

Sun, Aug 9 - Thu, Aug 27

ORD

Chicago

PDX

Portland

$271 Roundtrip, found 22 hours ago

$271

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sun, Aug 9 from Chicago to Portland, returning Thu, Aug 27, priced at $271 found 22 hours ago

Sat, Jul 25 - Fri, Aug 7

ORD

Chicago

PDX

Portland

$275 Roundtrip, found 22 hours ago

$275

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sat, Jul 25 from Chicago to Portland, returning Fri, Aug 7, priced at $275 found 22 hours ago

Sun, Aug 9 - Fri, Aug 28

ORD

Chicago

PDX

Portland

$280 Roundtrip, found 22 hours ago

$280

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sun, Aug 9 from Chicago to Portland, returning Fri, Aug 28, priced at $280 found 22 hours ago

Sat, Aug 8 - Wed, Aug 26

ORD

Chicago

PDX

Portland

$281 Roundtrip, found 22 hours ago

$281

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sat, Aug 8 from Chicago to Portland, returning Wed, Aug 26, priced at $281 found 22 hours ago

Fri, Jul 17 - Sat, Aug 1

ORD

Chicago

PDX

Portland

$284 Roundtrip, found 22 hours ago

$284

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Fri, Jul 17 from Chicago to Portland, returning Sat, Aug 1, priced at $284 found 22 hours ago

Sat, Jul 18 - Wed, Aug 5

ORD

Chicago

PDX

Portland

$285 Roundtrip, found 22 hours ago

$285

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sat, Jul 18 from Chicago to Portland, returning Wed, Aug 5, priced at $285 found 22 hours ago