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Cheap flights from Oregon to Illinois from $60

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Illinois departing on 12/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Oregon to Illinois

Cheap round-trip flights

These are some of the best round-trip flight deals from Oregon to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Oregon to Illinois.

Cheap last minute flights

Planning a quick getaway from Oregon to Illinois? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Oregon to Illinois

Find recent round-trip train or bus tickets from Oregon to Illinois.

All round-trip flight deals to Illinois

The cheapest plane tickets to Illinois found on KAYAK recently.
7:35 am - 2:00 pmPDX-ORD
28h 25m1 stop
6:00 am - 3:44 pmORD-PDX
11h 44m1 stop
$110Frontier
Find Deal
Wed, Dec 11 - Wed, Dec 18
7:35 am - 2:00 pmPDX-ORD
28h 25m1 stop
6:36 pm - 9:47 amORD-PDX
17h 11m1 stop
$112Frontier
Find Deal
Wed, Dec 4 - Thu, Dec 12
9:40 pm - 11:52 amPDX-ORD
12h 12m1 stop
6:00 am - 3:44 pmORD-PDX
11h 44m1 stop
Mon, Nov 25 - Wed, Dec 18
9:40 pm - 11:52 amPDX-ORD
12h 12m1 stop
6:36 pm - 9:47 amORD-PDX
17h 11m1 stop
Mon, Dec 2 - Thu, Dec 12
5:00 am - 5:30 amPDX-ORD
22h 30m1 stop
9:53 pm - 6:21 pmORD-PDX
22h 28m1 stop
$159Spirit Airlines
Find Deal
Thu, Dec 12 - Mon, Dec 16
7:16 pm - 5:30 amPDX-ORD
8h 14m1 stop
9:10 pm - 6:21 pmORD-PDX
23h 11m1 stop
$160Spirit Airlines
Find Deal
Sat, Dec 7 - Tue, Dec 10
1:23 pm - 9:14 pmBOI-ORD
6h 51m1 stop
7:00 am - 1:16 pmORD-BOI
7h 16m1 stop
$178American Airlines
Find Deal
Tue, Feb 18 - Tue, Feb 25
11:59 pm - 5:48 amPDX-ORD
3h 49mnonstop
8:11 pm - 10:53 pmORD-PDX
4h 42mnonstop
$217United Airlines
Find Deal
Sun, Dec 8 - Tue, Dec 10
4:45 pm - 10:48 pmPDX-ORD
4h 03mnonstop
4:05 pm - 6:49 pmORD-PDX
4h 44mnonstop
$223United Airlines
Find Deal
Tue, Dec 31 - Mon, Jan 6
5:35 am - 3:15 pmPDX-STL
7h 40m1 stop
4:08 pm - 10:52 pmSTL-PDX
8h 44m1 stop
$278American Airlines
Find Deal
Thu, Dec 5 - Mon, Dec 9
7:35 am - 2:00 pmPDX-ORD
28h 25m1 stop
$60Frontier
Find Deal
Wed, Dec 11
7:35 am - 2:02 pmPDX-ORD
28h 27m1 stop
$62Frontier
Find Deal
Wed, Jan 29
9:40 pm - 11:52 amPDX-ORD
12h 12m1 stop
$69Spirit Airlines
Find Deal
Fri, Nov 22
9:40 pm - 11:52 amPDX-ORD
12h 12m1 stop
$70Spirit Airlines
Find Deal
Mon, Dec 2
11:55 pm - 5:56 amPDX-ORD
4h 01mnonstop
$99United Airlines
Find Deal
Wed, Dec 25
2:16 pm - 12:45 amBOI-ORD
9h 29m1 stop
$99American Airlines
Find Deal
Sun, Dec 15
9:00 am - 2:55 pmPDX-MDW
3h 55mnonstop
$99Southwest
Find Deal
Wed, Jan 8
6:15 pm - 5:15 amPDX-ORD
9h 00m1 stop
$104American Airlines
Find Deal
Mon, Nov 25
1:08 pm - 9:25 pmPDX-ORD
6h 17m1 stop
$108United Airlines
Find Deal
Sat, Jan 11
9:00 am - 2:55 pmPDX-MDW
3h 55mnonstop
$119Southwest
Find Deal
Thu, Jan 9
6:05 am - 11:16 pmPDX-ORD
15h 11m1 stop
5:01 am - 12:29 amORD-PDX
21h 28m1 stop
$248Frontier
Find Deal
Tue, Nov 19 - Sun, Nov 24
6:05 am - 8:32 amPDX-ORD
24h 27m1 stop
1:09 pm - 6:24 pmORD-PDX
7h 15m1 stop
Sat, Nov 16 - Mon, Nov 18
5:15 am - 12:04 pmPDX-ORD
28h 49m1 stop
11:51 am - 7:13 pmORD-PDX
33h 22m2 stops
$285Spirit Airlines
Find Deal
Tue, Nov 19 - Mon, Nov 25
7:33 pm - 12:04 pmPDX-ORD
14h 31m1 stop
12:57 pm - 8:27 pmORD-PDX
9h 30m1 stop
$325Spirit Airlines
Find Deal
Sun, Nov 17 - Fri, Nov 22
5:30 am - 3:13 pmPDX-STL
7h 43m1 stop
5:17 am - 11:17 amSTL-PDX
8h 00m1 stop
$335American Airlines
Find Deal
Tue, Nov 19 - Fri, Nov 22
9:00 am - 5:47 pmBOI-ORD
7h 47m1 stop
6:05 am - 1:25 pmORD-BOI
8h 20m1 stop
$378Delta
Find Deal
Tue, Nov 19 - Sun, Nov 24
12:20 pm - 4:58 pmBOI-ORD
3h 38mnonstop
7:35 pm - 10:40 pmORD-BOI
4h 05mnonstop
$379United Airlines
Find Deal
Tue, Nov 19 - Sun, Nov 24
5:10 am - 1:30 pmPDX-STL
6h 20m1 stop
6:00 am - 10:57 amSTL-PDX
6h 57m1 stop
$380Delta
Find Deal
Tue, Nov 19 - Sun, Nov 24
5:34 pm - 11:57 pmBOI-ORD
5h 23m1 stop
7:35 pm - 10:40 pmORD-BOI
4h 05mnonstop
$389United Airlines
Find Deal
Tue, Nov 19 - Sun, Nov 24
6:00 am - 5:20 pmPDX-ORD
9h 20m1 stop
7:27 pm - 11:17 amORD-PDX
17h 50m2 stops
$618American Airlines
Find Deal
Fri, Nov 15 - Fri, Nov 15
7:00 am - 12:57 pmPDX-ORD
3h 57mnonstop
8:11 pm - 10:53 pmORD-PDX
4h 42mnonstop
$197United Airlines
Find Deal
Sat, Dec 7 - Tue, Dec 10
7:00 am - 1:02 pmPDX-ORD
4h 02mnonstop
1:58 pm - 4:29 pmORD-PDX
4h 31mnonstop
$217Alaska Airlines
Find Deal
Sun, Dec 8 - Tue, Dec 10
7:00 am - 12:57 pmPDX-ORD
3h 57mnonstop
4:05 pm - 6:49 pmORD-PDX
4h 44mnonstop
$223United Airlines
Find Deal
Tue, Dec 31 - Mon, Jan 6
7:00 am - 1:03 pmPDX-ORD
4h 03mnonstop
3:21 pm - 5:55 pmORD-PDX
4h 34mnonstop
$227Alaska Airlines
Find Deal
Sat, Apr 12 - Tue, Apr 15
7:00 am - 1:07 pmPDX-ORD
4h 07mnonstop
3:35 pm - 6:18 pmORD-PDX
4h 43mnonstop
$233Alaska Airlines
Find Deal
Wed, Jan 15 - Mon, Jan 20
7:00 am - 1:02 pmPDX-ORD
4h 02mnonstop
1:58 pm - 4:29 pmORD-PDX
4h 31mnonstop
$237Alaska Airlines
Find Deal
Sun, Dec 8 - Thu, Dec 12
9:00 am - 2:55 pmPDX-MDW
3h 55mnonstop
8:10 pm - 10:40 pmMDW-PDX
4h 30mnonstop
$238Southwest
Find Deal
Fri, Jan 10 - Sun, Jan 12
7:00 am - 12:57 pmPDX-ORD
3h 57mnonstop
8:11 pm - 10:53 pmORD-PDX
4h 42mnonstop
$240United Airlines
Find Deal
Sat, Dec 7 - Mon, Dec 9
8:00 am - 1:55 pmPDX-MDW
3h 55mnonstop
8:10 pm - 10:40 pmMDW-PDX
4h 30mnonstop
$284Southwest
Find Deal
Thu, Feb 20 - Mon, Mar 3
6:35 am - 12:30 pmPDX-MDW
3h 55mnonstop
8:05 pm - 10:30 pmMDW-PDX
4h 25mnonstop
$330Southwest
Find Deal
Fri, Feb 21 - Sun, Feb 23

Frontier flights from Oregon to Illinois

Our best Frontier deals on Oregon to Illinois flight tickets
Frontier
Dec 11
PDX7:35 amPortland
28h 25m
1 stop
ORD2:00 pmChicago O'Hare Intl
Dec 18
ORD6:00 amChicago O'Hare Intl
11h 44m
1 stop
PDX3:44 pmPortland
Frontier
Dec 4
PDX7:35 amPortland
28h 25m
1 stop
ORD2:00 pmChicago O'Hare Intl
Dec 12
ORD6:36 pmChicago O'Hare Intl
17h 11m
1 stop
PDX9:47 amPortland
Frontier
Dec 4
PDX7:35 amPortland
28h 25m
1 stop
ORD2:00 pmChicago O'Hare Intl
Dec 12
ORD6:36 pmChicago O'Hare Intl
17h 11m
1 stop
PDX9:47 amPortland

Spirit Airlines flights from Oregon to Illinois

Our best Spirit Airlines deals on Oregon to Illinois flight tickets
Spirit Airlines
Dec 12
PDX5:00 amPortland
22h 30m
1 stop
ORD5:30 amChicago O'Hare Intl
Dec 16
ORD9:53 pmChicago O'Hare Intl
22h 28m
1 stop
PDX6:21 pmPortland
Spirit Airlines
Dec 7
PDX7:16 pmPortland
8h 14m
1 stop
ORD5:30 amChicago O'Hare Intl
Dec 10
ORD9:10 pmChicago O'Hare Intl
23h 11m
1 stop
PDX6:21 pmPortland
Spirit Airlines
Dec 5
PDX5:00 amPortland
7h 26m
1 stop
ORD2:26 pmChicago O'Hare Intl
Dec 11
ORD9:10 pmChicago O'Hare Intl
28h 38m
1 stop
PDX11:48 pmPortland

How to get the cheapest flight ticket from Oregon to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies to Illinois from Oregon?

Spirit Airlines. Spirit Airlines, Frontier, and Delta are the most popular carriers operating from Oregon to Illinois

What is the cheapest Oregon to Illinois flight route?

Portland - Chicago O'Hare Intl. Fly from Portland to Chicago O'Hare Intl for the best Oregon - Illinois flight prices

What cabin class options are available on Oregon to Illinois flights?

There are 4 cabin classes available to choose from on Oregon to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Oregon to Illinois flights?

You could potentially save up to 40% on your flight if you consider stops on a Oregon to Illinois flight.

Cheap Oregon to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Illinois

Best Price Found

$60

Fastest flight time

3h 24m

Direct flights

Every day

Airports in Illinois

3 airports
The best one-way flight to Illinois from Oregon in the past 72 hours is $60. The best round-trip flight deal from Oregon to Illinois found on momondo in the last 72 hours is $110.
The fastest flight from Oregon to Illinois takes 3h 24m
Direct flights go from Oregon to Illinois every day.
There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)

  • When did momondo last update prices for flights from Oregon to Illinois?

    Prices for flights from Oregon to Illinois are updated daily.

  • How many operators does momondo search for flights from Oregon to Illinois?

  • How old do you have to be to fly from Oregon to Illinois?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Oregon to Illinois?


Best airlines flying from Oregon to Illinois

Compare and see reviews for airlines that fly from Oregon to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $82Free CancellationRating
6.3
8,167 reviews
Search Spirit Airlines flights
FrontierPriceFrom $114Free CancellationRating
6.1
3,551 reviews
Search Frontier flights
DeltaPriceFrom $158Free CancellationRating
8.0
8,788 reviews
Search Delta flights
Alaska AirlinesPriceFrom $178Free CancellationRating
8.0
9,439 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $188Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
9,194 reviews
Search United Airlines flights
SouthwestPriceFrom $233Free CancellationRating
8.1
5,045 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Oregon to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Oregon to Illinois with flexible booking policies on momondo?

Flights from Oregon to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Oregon to Illinois?

Once you have performed a search for Oregon to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Oregon to Illinois right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Illinois from Oregon. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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