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$49 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 5/30. 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
ven 6/7
ven 6/14

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In the last 7 days travelers have searched 43,707,506 times on KAYAK, and here is why:

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Good to know

Low season

February

High season

August

Cheapest flight

$49
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

5/22mer
nonstopSpirit Airlines
3h 50mPDX-ORD
5/29mer
nonstopSpirit Airlines
4h 30mORD-PDX
$67
5/22mer
nonstopSpirit Airlines
3h 50mPDX-ORD
5/29mer
nonstopSpirit Airlines
4h 30mORD-PDX
$68
6/5mer
nonstop
4h 07mPDX-ORD
6/11mar
nonstop
4h 20mORD-PDX
$129
5/24ven
2 stops
31h 06mPDX-ORD
5/29mer
nonstop
4h 30mORD-PDX
$140
5/21mar
1 stopFrontier
7h 05mPDX-MDW
5/30gio
1 stopFrontier
11h 03mMDW-PDX
$159
5/23gio
1 stopFrontier
28h 56mPDX-MDW
5/28mar
2 stopsFrontier
24h 10mMDW-PDX
$163
7/13sab
nonstopAmerican Airlines
3h 55mPDX-ORD
7/20sab
nonstopAmerican Airlines
4h 25mORD-PDX
$207
6/5mer
nonstopUnited Airlines
3h 58mPDX-ORD
6/11mar
nonstopUnited Airlines
4h 28mORD-PDX
$209
8/14mer
1 stopAmerican Airlines
8h 24mEUG-ORD
8/20mar
1 stopAmerican Airlines
7h 59mORD-EUG
$232
8/13mar
1 stopUnited Airlines
8h 46mEUG-ORD
8/24sab
1 stopUnited Airlines
9h 25mORD-EUG
$267

Search by stops

Search by airline

Search by price

Recent one-way flight deals

5/30gio
nonstopSpirit Airlines
3h 50mPDX-ORD
$49
5/23gio
nonstopSpirit Airlines
3h 50mPDX-ORD
$50
5/21mar
1 stopFrontier
11h 08mPDX-ORD
$72
6/10lun
2 stopsFrontier
11h 51mPDX-ORD
$88
5/31ven
1 stopAlaska Airlines
8h 24mPDX-ORD
$104
5/25sab
1 stopDelta
8h 22mPDX-MDW
$108
5/30gio
2 stops
14h 47mPDX-ORD
$109
5/26dom
1 stopDelta
6h 24mPDX-ORD
$113
5/28mar
nonstopAlaska Airlines
4h 05mPDX-ORD
$115
5/14mar
2 stops
24h 19mPDX-ORD
$139

Search by stops

Search by airline

Search by price

Last minute flights from Oregon to Chicago

Last minute flight, train and bus deals

5/13lun
multi-stopSpirit Airlines
9h 49mPDX-ORD
5/15mer
nonstopSpirit Airlines
4h 30mORD-PDX
$116
5/13lun
nonstopSpirit Airlines
3h 50mPDX-ORD
5/19dom
nonstopSpirit Airlines
4h 30mORD-PDX
$148
5/13lun
multi-stop
21h 57mPDX-ORD
5/16gio
nonstop
4h 30mORD-PDX
$151
5/13lun
multi-stop
9h 49mPDX-ORD
5/15mer
multi-stop
14h 21mORD-PDX
$179
5/12dom
multi-stopFrontier
8h 39mPDX-MDW
5/14mar
multi-stopFrontier
20h 29mMDW-PDX
$193
5/12dom
multi-stopFrontier
8h 39mPDX-MDW
5/15mer
multi-stopFrontier
20h 18mMDW-PDX
$212
5/13lun
nonstopAmerican Airlines
4h 06mPDX-ORD
5/22mer
nonstopAmerican Airlines
4h 28mORD-PDX
$294
5/13lun
nonstopAlaska Airlines
4h 21mPDX-ORD
5/14mar
nonstopAlaska Airlines
4h 34mORD-PDX
$302
5/9gio
multi-stopAmerican Airlines
8h 45mPDX-ORD
5/11sab
multi-stopAmerican Airlines
9h 04mORD-PDX
$350
5/13lun
multi-stopAlaska Airlines
7h 00mPDX-ORD
5/22mer
multi-stopAlaska Airlines
10h 08mORD-PDX
$525

Search by stops

Search by airline

Search by price

Flights to Chicago

Return flight deals:

Chicago - Oregon

Cabin classes:

$731
$1,162
$720
$191