How does KAYAK find such low prices on flights from Illinois to Portland?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Portland. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Portland?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Portland?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portland with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Portland?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portland from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$70 CHEAP FLIGHTS from Illinois to Portland

PDX

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Cheap Flights from Illinois to Portland

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Portland that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Portland

KAYAK's recommended round-trip deals from the most popular airlines that fly from Illinois to Portland.

Discover the best prices for you by selecting your travel dates on KAYAK.

11:50 am - 4:45 pmORD-PDX

6h 55m1 stop

5:40 pm - 10:55 amPDX-ORD

15h 15m1 stop

$154Spirit Airlines

Find Deal

Tue, Jun 3 - Tue, Jun 10

11:50 am - 4:45 pmORD-PDX

6h 55m1 stop

5:40 pm - 10:55 amPDX-ORD

15h 15m1 stop

$156Spirit Airlines

Find Deal

Tue, May 27 - Tue, Jun 3

2:09 pm - 4:35 pmORD-PDX

4h 26mnonstop

5:40 pm - 5:25 amPDX-ORD

9h 45m1 stop

$167

Find Deal

Thu, May 29 - Sun, Jun 1

7:00 am - 9:23 amORD-PDX

4h 23mnonstop

5:40 pm - 5:25 amPDX-ORD

9h 45m1 stop

$173

Find Deal

Fri, May 30 - Sun, Jun 1

4:15 pm - 6:35 pmMDW-PDX

4h 20mnonstop

6:45 am - 12:45 pmPDX-MDW

4h 00mnonstop

$179Southwest

Find Deal

Sat, May 24 - Sat, May 31

9:09 am - 11:44 amORD-PDX

4h 35mnonstop

11:59 pm - 5:56 amPDX-ORD

3h 57mnonstop

$179United Airlines

Find Deal

Tue, May 13 - Fri, May 16

2:25 pm - 1:05 pmSTL-PDX

24h 40m1 stop

6:35 am - 9:12 amPDX-STL

24h 37m1 stop

$188Frontier

Find Deal

Thu, May 29 - Sun, Jun 1

2:44 pm - 12:17 amMDW-PDX

11h 33m1 stop

12:30 pm - 8:53 pmPDX-MDW

6h 23m1 stop

$198Frontier

Find Deal

Sat, May 24 - Sat, May 31

1:00 pm - 5:28 pmORD-PDX

6h 28m1 stop

11:59 pm - 5:56 amPDX-ORD

3h 57mnonstop

$209United Airlines

Find Deal

Tue, May 13 - Fri, May 16

6:10 pm - 12:35 amMDW-PDX

8h 25m1 stop

6:20 am - 12:15 pmPDX-MDW

3h 55mnonstop

$213Southwest

Find Deal

Fri, May 30 - Sat, Jun 7

Useful Info

Low season	January
High season	July
Cheapest flight	$70

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly with an average 7% increase in price.

Flight from Chicago O'Hare Airport to Portland

How does KAYAK find such low prices on flights from Illinois to Portland?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Portland.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Portland?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Portland?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portland with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Portland?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portland from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Vancouver

Salem

Everything you need to know for your flight to Portland

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Portland

Portland (PDX)

PDX

$70 Find Cheap Flights from Illinois to Portland

KAYAK searches hundreds of travel sites at once for deals on flights to Portland

Cheap Flights from Illinois to Portland

Recent round-trip flight deals from Illinois to Portland

Recent one-way flight deals from Illinois to Portland

Recent last minute flight deals from Illinois to Portland

Recent direct flight deals from Illinois to Portland

Good to know

FAQs for booking flights from Illinois to Portland

How does KAYAK find such low prices on flights from Illinois to Portland?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Portland.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Portland?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Portland?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portland with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Portland?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portland from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Portland?

Everything you need to know for your flight to Portland

Information on the airport you'll fly into in Portland

Cabin class types available on flights to Illinois

Complete your trip to Portland with a hotel stay or car rental

Find direct flights for Portland

Flights to other popular destinations

Flights from domestic origins to Portland

Choose which airport to fly into in Portland

Find deals for your return flight