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$69 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 7/10. 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
lun. 7/1
lun. 7/8

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In the last 7 days travelers have searched 42,787,818 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$69
Best time to beat the crowds with an average 17% drop in price.
Most popular time to fly with an average 26% increase in price.
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, +79 more

ANA, Aer Lingus, +80 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +80 more

ANA, Aer Lingus, +81 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +80 more

ANA, Aer Lingus, +81 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, +79 more

ANA, Aer Lingus, +80 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +80 more

ANA, Aer Lingus, +81 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +80 more

ANA, Aer Lingus, +81 more

See more direct flights
See more direct flights

Book cheap flights from Oregon to Chicago

Recent round-trip flight deals

7/12ven.
nonstopSpirit Airlines
4h 07mPDX-ORD
7/17mer.
nonstopSpirit Airlines
4h 22mORD-PDX
$126
6/6jeu.
nonstopSpirit Airlines
4h 07mPDX-ORD
6/11mar.
1 stopSpirit Airlines
14h 52mORD-PDX
$130
8/24sam.
1 stop
10h 17mPDX-ORD
8/28mer.
nonstop
4h 30mORD-PDX
$135
8/25dim.
nonstop
4h 01mPDX-ORD
9/2lun.
nonstop
4h 30mORD-PDX
$150
8/12lun.
1 stopFrontier
9h 04mPDX-MDW
8/23ven.
1 stopFrontier
11h 04mMDW-PDX
$180
8/19lun.
1 stopFrontier
11h 16mPDX-MDW
8/23ven.
1 stopFrontier
11h 04mMDW-PDX
$182
8/17sam.
1 stopAlaska Airlines
10h 15mPDX-ORD
8/20mar.
nonstopAlaska Airlines
4h 30mORD-PDX
$216
8/29jeu.
1 stopDelta
5h 55mPDX-ORD
9/6ven.
1 stopDelta
8h 29mORD-PDX
$217
8/6mar.
1 stopDelta
7h 03mBOI-MDW
8/12lun.
1 stopDelta
5h 50mMDW-BOI
$227
7/9mar.
nonstopAlaska Airlines
4h 04mPDX-ORD
7/13sam.
nonstopAlaska Airlines
4h 20mORD-PDX
$228

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Recent one-way flight deals

7/10mer.
nonstopSpirit Airlines
4h 07mPDX-ORD
$69
6/28ven.
nonstopSpirit Airlines
4h 07mPDX-ORD
$71
6/8sam.
1 stopFrontier
8h 13mPDX-MDW
$90
6/15sam.
2 stopsFrontier
9h 06mPDX-MDW
$95
6/11mar.
2 stops
24h 52mPDX-RFD
$97
7/8lun.
1 stopSun Country Air
16h 00mPDX-ORD
$101
8/29jeu.
1 stopDelta
6h 03mPDX-MDW
$109
6/11mar.
3 stops
27h 11mPDX-RFD
$112
8/12lun.
1 stopDelta
7h 03mBOI-MDW
$114
6/23dim.
1 stopSun Country Air
17h 07mPDX-ORD
$143

Search by stops

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Search by price

Last minute flights from Oregon to Chicago

Last minute flight, train and bus deals

6/5mer.
nonstopSpirit Airlines
4h 07mPDX-ORD
6/10lun.
nonstopSpirit Airlines
4h 27mORD-PDX
$141
6/5mer.
nonstopSpirit Airlines
4h 07mPDX-ORD
6/8sam.
nonstopSpirit Airlines
4h 27mORD-PDX
$142
6/1sam.
multi-stop
20h 02mPDX-ORD
6/8sam.
nonstop
4h 27mORD-PDX
$152
6/4mar.
multi-stop
14h 35mPDX-ORD
6/6jeu.
nonstop
4h 27mORD-PDX
$155
6/2dim.
multi-stopFrontier
11h 04mPDX-MDW
6/8sam.
multi-stopFrontier
12h 19mMDW-PDX
$188
6/3lun.
multi-stopFrontier
11h 14mPDX-MDW
6/9dim.
multi-stopFrontier
13h 27mMDW-PDX
$189
6/4mar.
nonstopAlaska Airlines
4h 05mPDX-ORD
6/6jeu.
nonstopAlaska Airlines
4h 20mORD-PDX
$308
6/3lun.
nonstopUnited Airlines
3h 58mPDX-ORD
6/8sam.
multi-stopUnited Airlines
8h 30mORD-PDX
$318
6/4mar.
multi-stopUnited Airlines
11h 09mPDX-ORD
6/8sam.
multi-stopUnited Airlines
7h 40mORD-PDX
$332
6/1sam.
nonstopAlaska Airlines
4h 11mPDX-ORD
6/4mar.
nonstopAlaska Airlines
4h 20mORD-PDX
$333

Search by stops

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Flights to Chicago

Return flight deals:

Chicago - Oregon

Cabin classes:

$412
$954
$615
$142