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$48 Find cheap flights from Oregon to Chicago

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Chicago departing on 6/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Fri 6/7
Fri 6/14

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In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

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Good to know

Low season

February

High season

August

Cheapest flight

$48
Best time to beat the crowds with an average 20% drop in price.
Most popular time to fly and prices are also 3% lower on average.
Flight from Portland to Chicago O'Hare Airport

FAQs for booking flights from Oregon to Chicago

  • How does KAYAK find such low prices on flights from Oregon to Chicago?

    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.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago 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?

    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 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?

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

See more FAQs

Prefer to fly non-stop from Oregon to Chicago?

Find which airlines fly direct from Oregon to Chicago, which days they fly and book direct flights.

Nonstop departures

Oregon to Chicago

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights

Nonstop returns

Chicago to Oregon

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights
See more direct flights

Book cheap flights from Oregon to Chicago

Recent round-trip flight deals

5/18Sat
nonstopSpirit Airlines
3h 50mPDX-ORD
5/22Wed
nonstopSpirit Airlines
4h 30mORD-PDX
$67
5/18Sat
nonstopSpirit Airlines
3h 50mPDX-ORD
5/22Wed
nonstopSpirit Airlines
4h 30mORD-PDX
$68
6/5Wed
nonstop
4h 07mPDX-ORD
6/11Tue
nonstop
4h 20mORD-PDX
$129
5/18Sat
nonstop
3h 50mPDX-ORD
5/25Sat
1 stop
17h 15mORD-PDX
$133
5/21Tue
1 stopFrontier
7h 05mPDX-MDW
5/30Thu
1 stopFrontier
11h 03mMDW-PDX
$159
5/23Thu
1 stopFrontier
28h 56mPDX-MDW
5/28Tue
2 stopsFrontier
24h 10mMDW-PDX
$163
7/17Wed
nonstopAmerican Airlines
3h 55mPDX-ORD
7/27Sat
nonstopAmerican Airlines
4h 25mORD-PDX
$198
8/13Tue
nonstopAlaska Airlines
4h 04mPDX-ORD
8/16Fri
nonstopAlaska Airlines
4h 20mORD-PDX
$204
7/13Sat
nonstopAmerican Airlines
3h 55mPDX-ORD
7/20Sat
nonstopAmerican Airlines
4h 25mORD-PDX
$207
6/4Tue
nonstopAlaska Airlines
4h 05mPDX-ORD
6/11Tue
nonstopAlaska Airlines
4h 20mORD-PDX
$209

Search by stops

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Search by price

Recent one-way flight deals

6/19Wed
nonstopSpirit Airlines
4h 07mPDX-ORD
$48
6/6Thu
nonstopSpirit Airlines
4h 07mPDX-ORD
$49
5/21Tue
1 stopFrontier
7h 05mPDX-MDW
$69
5/23Thu
1 stopFrontier
28h 56mPDX-MDW
$75
6/29Sat
nonstopAmerican Airlines
4h 05mPDX-ORD
$104
8/1Thu
1 stopAllegiant Air
15h 02mPDX-RFD
$122
6/9Sun
1 stopDelta
5h 59mPDX-ORD
$124
7/10Wed
1 stopDelta
7h 45mPDX-MDW
$124
9/18Wed
1 stopAmerican Airlines
6h 51mRDM-ORD
$139
7/28Sun
1 stopAllegiant Air
16h 22mPDX-RFD
$180

Search by stops

Search by airline

Search by price

Last minute flights from Oregon to Chicago

Last minute flight, train and bus deals

5/13Mon
nonstopSpirit Airlines
3h 50mPDX-ORD
5/18Sat
nonstopSpirit Airlines
4h 30mORD-PDX
$161
5/11Sat
nonstopSpirit Airlines
3h 50mPDX-ORD
5/15Wed
nonstopSpirit Airlines
4h 30mORD-PDX
$162
5/13Mon
multi-stopFrontier
8h 39mPDX-MDW
5/21Tue
multi-stopFrontier
12h 38mMDW-PDX
$173
5/13Mon
multi-stopFrontier
8h 39mPDX-MDW
5/21Tue
multi-stopFrontier
24h 10mMDW-PDX
$179
5/12Sun
multi-stop
21h 57mPDX-ORD
5/15Wed
nonstop
4h 30mORD-PDX
$204
5/12Sun
multi-stop
8h 06mPDX-ORD
5/18Sat
nonstop
4h 30mORD-PDX
$209
5/13Mon
nonstopAmerican Airlines
4h 06mPDX-ORD
5/22Wed
nonstopAmerican Airlines
4h 28mORD-PDX
$293
5/13Mon
multi-stopAmerican Airlines
9h 01mPDX-ORD
5/22Wed
nonstopAmerican Airlines
4h 28mORD-PDX
$301
5/13Mon
multi-stopDelta
5h 59mPDX-ORD
5/15Wed
multi-stopDelta
6h 34mORD-PDX
$312
5/13Mon
multi-stopDelta
8h 45mPDX-ORD
5/16Thu
multi-stopDelta
6h 34mORD-PDX
$355

Search by stops

Search by airline

Search by price

Flights to Chicago

Return flight deals:

Chicago - Oregon

Cabin classes:

$731
$1,162
$720
$191