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.

$177 CHEAP FLIGHTS from Illinois to Portland

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Cheap Flights from Illinois to Portland

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

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Portland

Wed, Jan 6 - Wed, Jan 13

11:07 am - 11:58 pmMLI Moline Quad-City-PDX Portland

14h 51m2 stops Atlanta Hartsfield-Jackson Salt Lake City

12:47 pm - 10:47 pmPDX Portland-MLI Moline Quad-City

8h 00m1 stop Atlanta Hartsfield-Jackson

$356Delta

Sat, Dec 12 - Sat, Dec 19

5:00 pm - 7:47 pmORD Chicago O'Hare Intl-PDX Portland

4h 47mnonstop

11:36 pm - 5:45 amPDX Portland-ORD Chicago O'Hare Intl

4h 09mnonstop

$357American Airlines

Wed, Dec 9 - Tue, Dec 15

7:27 am - 4:50 pmORD Chicago O'Hare Intl-PDX Portland

11h 23m1 stop San Diego

7:00 am - 1:10 pmPDX Portland-ORD Chicago O'Hare Intl

4h 10mnonstop

$357Alaska Airlines

Sat, Feb 6 - Sat, Feb 13

8:00 am - 1:35 pmORD Chicago O'Hare Intl-PDX Portland

7h 35m1 stop Seattle/Tacoma Intl

7:02 am - 1:09 pmPDX Portland-ORD Chicago O'Hare Intl

4h 07mnonstop

$357Alaska Airlines

Thu, Dec 10 - Sun, Dec 13

7:25 am - 1:03 pmORD Chicago O'Hare Intl-PDX Portland

7h 38m1 stop Denver Intl

7:51 pm - 12:54 amPDX Portland-ORD Chicago O'Hare Intl

27h 03m2 stops Los Angeles Denver Intl

$357Frontier

Sat, Jan 9 - Sat, Jan 16

12:40 pm - 6:18 pmORD Chicago O'Hare Intl-PDX Portland

7h 38m1 stop San Francisco

10:46 am - 4:53 pmPDX Portland-ORD Chicago O'Hare Intl

4h 07mnonstop

$357United Airlines

Tue, Dec 8 - Wed, Dec 16

8:58 am - 11:41 amORD Chicago O'Hare Intl-PDX Portland

4h 43mnonstop

8:50 am - 7:29 pmPDX Portland-ORD Chicago O'Hare Intl

8h 39m1 stop Denver Intl

$357United Airlines

Tue, Dec 15 - Tue, Jan 5

5:05 pm - 7:55 pmORD Chicago O'Hare Intl-PDX Portland

4h 50mnonstop

2:02 pm - 12:59 amPDX Portland-ORD Chicago O'Hare Intl

8h 57m1 stop Phoenix Sky Harbor Intl

$357American Airlines

Fri, Dec 11 - Sun, Dec 20

6:21 am - 11:53 amORD Chicago O'Hare Intl-PDX Portland

7h 32m1 stop Las Vegas Harry Reid Intl

10:28 pm - 6:55 pmPDX Portland-ORD Chicago O'Hare Intl

18h 27m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

$358Frontier

Thu, Dec 3 - Tue, Dec 15

7:00 am - 12:53 pmORD Chicago O'Hare Intl-PDX Portland

7h 53m1 stop Denver Intl

7:00 am - 1:10 pmPDX Portland-ORD Chicago O'Hare Intl

4h 10mnonstop

$358Multiple Airlines

Recent last minute flight deals from Illinois to Portland

Tue, Nov 17 - Thu, Nov 19

6:30 am - 11:07 amORD Chicago O'Hare Intl-PDX Portland

6h 37m1 stop Denver Intl

12:02 pm - 12:21 amPDX Portland-ORD Chicago O'Hare Intl

10h 19m1 stop Denver Intl

$372Frontier

Tue, Nov 17 - Sun, Nov 22

6:30 am - 11:07 amORD Chicago O'Hare Intl-PDX Portland

6h 37m1 stop Denver Intl

11:23 am - 5:10 amPDX Portland-ORD Chicago O'Hare Intl

15h 47m1 stop Las Vegas Harry Reid Intl

$372Frontier

Mon, Nov 16 - Tue, Nov 17

2:15 pm - 10:52 pmORD Chicago O'Hare Intl-PDX Portland

10h 37m1 stop San Diego

7:01 am - 1:09 pmPDX Portland-ORD Chicago O'Hare Intl

4h 08mnonstop

$397Alaska Airlines

Sat, Nov 14 - Sat, Nov 21

2:07 pm - 4:50 pmORD Chicago O'Hare Intl-PDX Portland

4h 43mnonstop

10:10 pm - 5:10 amPDX Portland-ORD Chicago O'Hare Intl

29h 00m1 stop Las Vegas Harry Reid Intl

$441Multiple Airlines

Fri, Nov 13 - Sat, Nov 21

2:07 pm - 4:50 pmORD Chicago O'Hare Intl-PDX Portland

4h 43mnonstop

10:10 pm - 5:10 amPDX Portland-ORD Chicago O'Hare Intl

29h 00m1 stop Las Vegas Harry Reid Intl

$446Multiple Airlines

Fri, Nov 13 - Tue, Dec 15

9:15 pm - 11:55 pmMDW Chicago Midway-PDX Portland

4h 40mnonstop

11:20 am - 5:05 pmPDX Portland-MDW Chicago Midway

3h 45mnonstop

$452Southwest

Fri, Nov 13 - Tue, Dec 15

4:25 pm - 7:12 pmORD Chicago O'Hare Intl-PDX Portland

4h 47mnonstop

2:26 pm - 8:28 pmPDX Portland-ORD Chicago O'Hare Intl

4h 02mnonstop

$452United Airlines

Fri, Nov 13 - Tue, Dec 15

10:10 am - 4:55 pmMDW Chicago Midway-PDX Portland

8h 45m1 stop San Jose

11:20 am - 5:05 pmPDX Portland-MDW Chicago Midway

3h 45mnonstop

$462Southwest

Fri, Nov 13 - Tue, Dec 15

4:25 pm - 7:12 pmORD Chicago O'Hare Intl-PDX Portland

4h 47mnonstop

7:25 pm - 5:25 amPDX Portland-ORD Chicago O'Hare Intl

8h 00m1 stop San Francisco

$462United Airlines

Tue, Nov 17 - Wed, Nov 18

2:07 pm - 4:50 pmORD Chicago O'Hare Intl-PDX Portland

4h 43mnonstop

7:01 am - 1:09 pmPDX Portland-ORD Chicago O'Hare Intl

4h 08mnonstop

$527Alaska Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$177

Best time to beat the crowds with an average 24% drop in price.

Most popular time to fly with an average 8% 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.

Seaside

Vancouver

Salem

The Dalles

Clackamas

Stevenson

Lake Oswego

Carson

Kelso

Government Camp

Gleneden Beach

Gladstone

Oceanside

Dundee

Durham

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Vacations in Portland

PDX

$177 Find Cheap Flights from Illinois to Portland - Compare and Save

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

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High season

Cheapest flight

FAQs for booking flights from Illinois to Portland

Traveling to a place near Portland?

More options for your flight to Portland

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

Information on the airport you'll fly into in Portland

Cabin class types available on flights to Illinois

Find direct flights for Portland

Flights from domestic origins to Portland

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