Flights from Portland to Central Illinois

Cheapest flights from Portland

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 15 - Tue, Jul 22

PDX

Portland Intl.

MDW

Midway Intl.

$278 Roundtrip, found 19 hours ago

$278

Roundtrip

found 19 hours ago

Select Delta flight, departing Tue, Jul 15 from Portland Intl. to Midway Intl., returning Tue, Jul 22, priced at $278 found 19 hours ago

Sun, Jul 20 - Tue, Jul 22

PDX

Portland Intl.

MDW

Midway Intl.

$309 Roundtrip, found 19 hours ago

$309

Roundtrip

found 19 hours ago

Select Delta flight, departing Sun, Jul 20 from Portland Intl. to Midway Intl., returning Tue, Jul 22, priced at $309 found 19 hours ago

Sat, Jul 19 - Thu, Jul 24

PDX

Portland Intl.

MDW

Midway Intl.

$350 Roundtrip, found 19 hours ago

$350

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Portland Intl. to Midway Intl., returning Thu, Jul 24, priced at $350 found 19 hours ago

Tue, Jul 15 - Wed, Jul 23

PDX

Portland Intl.

MDW

Midway Intl.

$353 Roundtrip, found 19 hours ago

$353

Roundtrip

found 19 hours ago

Select Delta flight, departing Tue, Jul 15 from Portland Intl. to Midway Intl., returning Wed, Jul 23, priced at $353 found 19 hours ago

Fri, Jul 18 - Thu, Jul 24

PDX

Portland Intl.

MDW

Midway Intl.

$355 Roundtrip, found 19 hours ago

$355

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Fri, Jul 18 from Portland Intl. to Midway Intl., returning Thu, Jul 24, priced at $355 found 19 hours ago

Sun, Jul 20 - Wed, Jul 23

PDX

Portland Intl.

MDW

Midway Intl.

$384 Roundtrip, found 19 hours ago

$384

Roundtrip

found 19 hours ago

Select Delta flight, departing Sun, Jul 20 from Portland Intl. to Midway Intl., returning Wed, Jul 23, priced at $384 found 19 hours ago

Sun, Jul 20 - Mon, Jul 21

PDX

Portland Intl.

STL

Lambert-St. Louis Intl.

$397 Roundtrip, found 2 days ago

$397

Roundtrip

found 2 days ago

Select American Airlines flight, departing Sun, Jul 20 from Portland Intl. to Lambert-St. Louis Intl., returning Mon, Jul 21, priced at $397 found 2 days ago

Sun, Jul 20 - Mon, Jul 21

PDX

Portland Intl.

STL

Lambert-St. Louis Intl.

$428 Roundtrip, found 2 days ago

$428

Roundtrip

found 2 days ago

Select Delta flight, departing Sun, Jul 20 from Portland Intl. to Lambert-St. Louis Intl., returning Mon, Jul 21, priced at $428 found 2 days ago

Sun, Jul 20 - Mon, Jul 21

PDX

Portland Intl.

STL

Lambert-St. Louis Intl.

$437 Roundtrip, found 2 days ago

$437

Roundtrip

found 2 days ago

Select American Airlines flight, departing Sun, Jul 20 from Portland Intl. to Lambert-St. Louis Intl., returning Mon, Jul 21, priced at $437 found 2 days ago

Sun, Jul 20 - Mon, Jul 21

PDX

Portland Intl.

STL

Lambert-St. Louis Intl.

$438 Roundtrip, found 2 days ago

$438

Roundtrip

found 2 days ago

Select Delta flight, departing Sun, Jul 20 from Portland Intl. to Lambert-St. Louis Intl., returning Mon, Jul 21, priced at $438 found 2 days ago

Sat, Jul 19 - Mon, Jul 21

PDX

Portland Intl.

MDW

Midway Intl.

$442 Roundtrip, found 19 hours ago

$442

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Portland Intl. to Midway Intl., returning Mon, Jul 21, priced at $442 found 19 hours ago

Fri, Jul 18 - Mon, Jul 21

PDX

Portland Intl.

MDW

Midway Intl.

$447 Roundtrip, found 19 hours ago

$447

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Fri, Jul 18 from Portland Intl. to Midway Intl., returning Mon, Jul 21, priced at $447 found 19 hours ago

Tue, Jul 15 - Mon, Jul 21

PDX

Portland Intl.

MDW

Midway Intl.

$459 Roundtrip, found 19 hours ago

$459

Roundtrip

found 19 hours ago

Select Delta flight, departing Tue, Jul 15 from Portland Intl. to Midway Intl., returning Mon, Jul 21, priced at $459 found 19 hours ago

Mon, Jul 14 - Tue, Jul 22

PDX

Portland Intl.

MDW

Midway Intl.

$469 Roundtrip, found 19 hours ago

$469

Roundtrip

found 19 hours ago

Select Delta flight, departing Mon, Jul 14 from Portland Intl. to Midway Intl., returning Tue, Jul 22, priced at $469 found 19 hours ago

Sun, Jul 20 - Mon, Jul 21

PDX

Portland Intl.

STL

Lambert-St. Louis Intl.

$471 Roundtrip, found 2 days ago

$471

Roundtrip

found 2 days ago

Select United flight, departing Sun, Jul 20 from Portland Intl. to Lambert-St. Louis Intl., returning Mon, Jul 21, priced at $471 found 2 days ago

Thu, Jul 17 - Fri, Jul 18

PDX

Portland Intl.

MDW

Midway Intl.

$471 Roundtrip, found 19 hours ago

$471

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Portland Intl. to Midway Intl., returning Fri, Jul 18, priced at $471 found 19 hours ago

Sat, Jul 19 - Tue, Jul 22

PDX

Portland Intl.

MDW

Midway Intl.

$477 Roundtrip, found 19 hours ago

$477

Roundtrip

found 19 hours ago

Select Delta flight, departing Sat, Jul 19 from Portland Intl. to Midway Intl., returning Tue, Jul 22, priced at $477 found 19 hours ago

Thu, Jul 17 - Sat, Jul 19

PDX

Portland Intl.

MDW

Midway Intl.

$482 Roundtrip, found 19 hours ago

$482

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Portland Intl. to Midway Intl., returning Sat, Jul 19, priced at $482 found 19 hours ago

Sun, Jul 20 - Mon, Jul 21

PDX

Portland Intl.

STL

Lambert-St. Louis Intl.

$487 Roundtrip, found 2 days ago

$487

Roundtrip

found 2 days ago

Select American Airlines flight, departing Sun, Jul 20 from Portland Intl. to Lambert-St. Louis Intl., returning Mon, Jul 21, priced at $487 found 2 days ago

Sun, Jul 20 - Mon, Jul 21

PDX

Portland Intl.

STL

Lambert-St. Louis Intl.

$586 Roundtrip, found 2 days ago

$586

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Sun, Jul 20 from Portland Intl. to Lambert-St. Louis Intl., returning Mon, Jul 21, priced at $586 found 2 days ago