How does KAYAK find such low prices on flights from Oregon to Chicago O'Hare Airport?

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 Oregon to Chicago O'Hare Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Oregon to Chicago O'Hare Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport from Oregon 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 Oregon to Chicago O'Hare Airport?

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 Chicago O'Hare Airport with an airline and back to Oregon with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oregon to Chicago O'Hare Airport?

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 Chicago O'Hare Airport from Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$179 CHEAP FLIGHTS from Oregon to Chicago O'Hare (ORD)

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Cheap Flights from Oregon to O'Hare Intl

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 Oregon to O'Hare Intl

Mon, Dec 7 - Tue, Dec 15

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

27h 03m2 stops Los Angeles Denver Intl

7:25 am - 4:10 pmORD Chicago O'Hare Intl-PDX Portland

10h 45m1 stop Denver Intl

$337Frontier

Thu, Oct 22 - Sat, Oct 24

12:11 pm - 5:16 amPDX Portland-ORD Chicago O'Hare Intl

15h 05m1 stop Las Vegas Harry Reid Intl

6:30 am - 10:54 amORD Chicago O'Hare Intl-PDX Portland

30h 24m1 stop Denver Intl

$337Frontier

Fri, Dec 11 - Tue, Dec 15

9:30 pm - 5:37 amPDX Portland-ORD Chicago O'Hare Intl

6h 07m1 stop Seattle/Tacoma Intl

7:25 am - 4:10 pmORD Chicago O'Hare Intl-PDX Portland

10h 45m1 stop Denver Intl

$337Multiple Airlines

Thu, Oct 22 - Sun, Oct 25

2:30 pm - 11:59 pmPDX Portland-ORD Chicago O'Hare Intl

7h 29m1 stop Seattle/Tacoma Intl

6:30 am - 10:54 amORD Chicago O'Hare Intl-PDX Portland

6h 24m1 stop Denver Intl

$338Multiple Airlines

Fri, Feb 19 - Mon, Feb 22

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

4h 07mnonstop

3:09 pm - 9:13 pmORD Chicago O'Hare Intl-PDX Portland

8h 04m1 stop Seattle/Tacoma Intl

$339Alaska Airlines

Thu, Oct 22 - Mon, Oct 26

6:01 am - 12:16 pmPDX Portland-ORD Chicago O'Hare Intl

4h 15mnonstop

5:16 pm - 11:39 pmORD Chicago O'Hare Intl-PDX Portland

8h 23m1 stop Dallas/Fort Worth

$341American Airlines

Fri, Dec 11 - Wed, Dec 16

11:32 am - 9:56 pmPDX Portland-ORD Chicago O'Hare Intl

8h 24m2 stops Seattle/Tacoma Intl Salt Lake City

2:04 pm - 10:06 pmORD Chicago O'Hare Intl-PDX Portland

10h 02m2 stops Salt Lake City Seattle/Tacoma Intl

$341Delta

Fri, Oct 16 - Tue, Nov 3

8:44 pm - 8:53 amPDX Portland-ORD Chicago O'Hare Intl

10h 09m2 stops Seattle/Tacoma Intl Minneapolis St Paul

7:00 am - 5:04 pmORD Chicago O'Hare Intl-PDX Portland

12h 04m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

$341Delta

Tue, Dec 1 - Sat, Dec 5

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

4h 10mnonstop

2:08 pm - 5:05 pmORD Chicago O'Hare Intl-PDX Portland

4h 57mnonstop

$348Alaska Airlines

Sat, Oct 10 - Mon, Oct 12

6:01 am - 12:16 pmPDX Portland-ORD Chicago O'Hare Intl

4h 15mnonstop

9:21 pm - 11:59 pmORD Chicago O'Hare Intl-PDX Portland

4h 38mnonstop

$357American Airlines

Recent last minute flight deals from Oregon to O'Hare Intl

Fri, Sep 25 - Wed, Sep 30

12:39 pm - 5:38 amPDX Portland-ORD Chicago O'Hare Intl

14h 59m1 stop Las Vegas Harry Reid Intl

1:21 pm - 11:36 amORD Chicago O'Hare Intl-PDX Portland

24h 15m1 stop Las Vegas Harry Reid Intl

$361Frontier

Fri, Sep 25 - Sat, Sep 26

12:38 pm - 12:23 amPDX Portland-ORD Chicago O'Hare Intl

9h 45m1 stop Denver Intl

7:32 pm - 11:36 amORD Chicago O'Hare Intl-PDX Portland

18h 04m1 stop Las Vegas Harry Reid Intl

$361Frontier

Sat, Sep 26 - Mon, Oct 5

7:06 am - 1:26 pmPDX Portland-ORD Chicago O'Hare Intl

4h 20mnonstop

6:30 am - 11:43 amORD Chicago O'Hare Intl-PDX Portland

7h 13m1 stop Denver Intl

$432Multiple Airlines

Sat, Sep 26 - Sun, Sep 27

7:06 am - 1:26 pmPDX Portland-ORD Chicago O'Hare Intl

4h 20mnonstop

6:30 am - 11:43 amORD Chicago O'Hare Intl-PDX Portland

7h 13m1 stop Denver Intl

$435Multiple Airlines

Sat, Sep 26 - Sun, Sep 27

7:06 am - 1:26 pmPDX Portland-ORD Chicago O'Hare Intl

4h 20mnonstop

2:22 pm - 4:50 pmORD Chicago O'Hare Intl-PDX Portland

4h 28mnonstop

$481Alaska Airlines

Sat, Sep 26 - Tue, Sep 29

7:06 am - 1:26 pmPDX Portland-ORD Chicago O'Hare Intl

4h 20mnonstop

2:22 pm - 4:50 pmORD Chicago O'Hare Intl-PDX Portland

4h 28mnonstop

$497Alaska Airlines

Sat, Sep 26 - Tue, Sep 29

6:01 am - 12:15 pmPDX Portland-ORD Chicago O'Hare Intl

4h 14mnonstop

8:15 am - 10:55 amORD Chicago O'Hare Intl-PDX Portland

4h 40mnonstop

$497American Airlines

Wed, Sep 23 - Wed, Sep 30

11:08 pm - 5:08 amPDX Portland-ORD Chicago O'Hare Intl

4h 00mnonstop

5:00 pm - 7:36 pmORD Chicago O'Hare Intl-PDX Portland

4h 36mnonstop

$497American Airlines

Wed, Sep 23 - Wed, Sep 23

5:30 am - 2:50 pmPDX Portland-ORD Chicago O'Hare Intl

7h 20m1 stop San Francisco

8:12 pm - 10:52 pmORD Chicago O'Hare Intl-PDX Portland

4h 40mnonstop

$507United Airlines

Sat, Sep 26 - Tue, Sep 29

10:43 am - 4:58 pmPDX Portland-ORD Chicago O'Hare Intl

4h 15mnonstop

5:00 am - 9:36 amORD Chicago O'Hare Intl-PDX Portland

6h 36m1 stop Denver Intl

$507United Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$179

Best time to beat the crowds with an average 15% drop in price.

Most popular time to fly with an average 12% increase in price.

Flight from Portland to Chicago O'Hare Airport

How does KAYAK find such low prices on flights from Oregon to Chicago O'Hare Airport?
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 Oregon to Chicago O'Hare Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Oregon to Chicago O'Hare Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport from Oregon 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 Oregon to Chicago O'Hare Airport?
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 Chicago O'Hare Airport with an airline and back to Oregon with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oregon to Chicago O'Hare Airport?
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 Chicago O'Hare Airport from Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Merrillville

Gurnee

South Haven

Oak Brook

Tinley Park

Hammond

Saint Joseph

Des Plaines

Elk Grove Village

Hoffman Estates

Portage

Oakbrook Terrace

South Holland

Willowbrook

Lansing

Alsip

Delavan

Lisle

Northbrook

Valparaiso

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ORD

$179 Find Cheap Flights from Oregon to Chicago O'Hare Airport - Compare and Save

Cheap Flights from Oregon to O'Hare Intl

Recent round-trip flight deals from Oregon to O'Hare Intl

Recent one-way flight deals from Oregon to O'Hare Intl

Recent last minute flight deals from Oregon to O'Hare Intl

Recent direct flight deals from Oregon to O'Hare Intl

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