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$34 Find cheap flights from Oregon to Chicago O'Hare Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to O'Hare Intl departing on 6/5. 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
Sat 6/15
Sat 6/22

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Good to know

Low season

January

High season

June

Cheapest flight

$34
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 17% increase in price.
Flight from Portland to Chicago O'Hare Airport

FAQs for booking Oregon to Chicago O'Hare Airport flights

  • 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.

See more FAQs

Prefer to fly non-stop from Oregon to Chicago O'Hare Airport?

Find which airlines fly direct from Oregon to O'Hare Intl, which days they fly and book direct flights.

Nonstop departures

Oregon to Chicago O'Hare Intl

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights

Nonstop returns

Chicago O'Hare Intl to Oregon

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights
See more direct flights

Book cheap flights from Oregon to Chicago

Recent round-trip flight deals

6/5Wed
nonstopSpirit Airlines
4h 07mPDX-ORD
6/12Wed
nonstopSpirit Airlines
4h 27mORD-PDX
$68
6/12Wed
nonstopSpirit Airlines
4h 07mPDX-ORD
6/19Wed
nonstopSpirit Airlines
4h 27mORD-PDX
$73
6/5Wed
2 stops
11h 23mPDX-ORD
6/12Wed
nonstop
4h 27mORD-PDX
$130
6/5Wed
nonstop
4h 07mPDX-ORD
6/9Sun
1 stop
26h 45mORD-PDX
$134
5/30Thu
1 stopFrontier
11h 27mPDX-ORD
6/5Wed
1 stopFrontier
11h 57mORD-PDX
$170
6/8Sat
2 stopsFrontier
9h 12mPDX-ORD
6/15Sat
1 stopFrontier
12h 34mORD-PDX
$174
6/12Wed
nonstopAlaska Airlines
4h 05mPDX-ORD
6/18Tue
nonstopAlaska Airlines
4h 20mORD-PDX
$179
6/6Thu
nonstopAlaska Airlines
4h 11mPDX-ORD
6/11Tue
nonstopAlaska Airlines
4h 20mORD-PDX
$206
7/1Mon
1 stopDelta
5h 58mPDX-ORD
7/12Fri
1 stopDelta
8h 27mORD-PDX
$216
10/22Tue
1 stopDelta
7h 32mBOI-ORD
10/25Fri
1 stopDelta
6h 00mORD-BOI
$248

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Recent one-way flight deals

6/5Wed
nonstopSpirit Airlines
4h 07mPDX-ORD
$34
5/29Wed
nonstopSpirit Airlines
3h 50mPDX-ORD
$35
6/11Tue
nonstopAlaska Airlines
4h 05mPDX-ORD
$90
6/5Wed
2 stopsFrontier
11h 23mPDX-ORD
$94
9/8Sun
1 stopFrontier
10h 17mPDX-ORD
$95
6/18Tue
1 stopAmerican Airlines
7h 44mBOI-ORD
$99
7/3Wed
1 stopSun Country Air
15h 36mPDX-ORD
$101
7/13Sat
1 stopSun Country Air
6h 13mPDX-ORD
$103
8/15Thu
nonstopAmerican Airlines
4h 02mPDX-ORD
$105
7/14Sun
nonstopAlaska Airlines
4h 04mPDX-ORD
$115

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Last minute flights from Oregon to O'Hare Intl

Last minute flight, train and bus deals

5/18Sat
nonstopSpirit Airlines
3h 50mPDX-ORD
5/22Wed
nonstopSpirit Airlines
4h 30mORD-PDX
$125
5/19Sun
nonstopSpirit Airlines
3h 50mPDX-ORD
5/25Sat
nonstopSpirit Airlines
4h 30mORD-PDX
$141
5/20Mon
nonstop
3h 50mPDX-ORD
5/22Wed
multi-stop
14h 03mORD-PDX
$153
5/21Tue
multi-stop
22h 25mPDX-ORD
5/29Wed
nonstop
4h 30mORD-PDX
$191
5/21Tue
multi-stopFrontier
22h 25mPDX-ORD
5/29Wed
multi-stopFrontier
6h 58mORD-PDX
$225
5/17Fri
multi-stopFrontier
31h 06mPDX-ORD
5/21Tue
multi-stopFrontier
25h 21mORD-PDX
$239
5/21Tue
nonstopAlaska Airlines
4h 05mPDX-ORD
6/22Sat
nonstopAlaska Airlines
4h 20mORD-PDX
$270
5/20Mon
multi-stopDelta
7h 51mPDX-ORD
5/27Mon
multi-stopDelta
7h 17mORD-PDX
$327
5/20Mon
multi-stopDelta
8h 45mPDX-ORD
6/22Sat
multi-stopDelta
8h 31mORD-PDX
$345
5/17Fri
nonstopAlaska Airlines
4h 11mPDX-ORD
5/17Fri
multi-stopAlaska Airlines
6h 12mORD-PDX
$477

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Search by airline

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