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Cheap flights from Illinois to Eugene from $108

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Eugene departing on 12/6. 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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0 bags

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Find the cheapest flights from Illinois to Eugene

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:00 am - 5:08 pmORD-EUG
11h 08m1 stop
Alaska Airlines Logo
1:00 pm - 5:02 amEUG-ORD
14h 02m1 stop
$216Alaska Airlines
Find Deal
Wed, Dec 17 - Mon, Dec 29
Delta Logo
6:10 pm - 11:11 pmORD-EUG
7h 01m1 stop
Delta Logo
7:00 am - 5:15 pmEUG-ORD
8h 15m1 stop
$217Delta
Find Deal
Thu, Dec 11 - Sun, Dec 14
Multiple Airlines Logo
7:24 pm - 4:57 pmMDW-EUG
23h 33m1 stop
Multiple Airlines Logo
8:35 pm - 10:18 pmEUG-MDW
23h 43m2 stops
$306Multiple Airlines
Find Deal
Sun, Dec 7 - Sun, Dec 14
Southwest Logo
5:10 am - 11:30 amMDW-EUG
8h 20m1 stop
Southwest Logo
12:20 pm - 8:00 pmEUG-MDW
5h 40m1 stop
$310Southwest
Find Deal
Mon, Feb 9 - Sat, Feb 21
Southwest Logo
8:00 am - 2:25 pmMDW-EUG
8h 25m1 stop
Southwest Logo
10:40 am - 11:45 pmEUG-MDW
11h 05m2 stops
$315Southwest
Find Deal
Mon, Feb 9 - Sat, Feb 21
American Airlines Logo
7:43 am - 2:31 pmSTL-EUG
8h 48m1 stop
American Airlines Logo
1:45 pm - 11:51 pmEUG-STL
8h 06m1 stop
$331American Airlines
Find Deal
Sat, Jan 17 - Wed, Feb 18
American Airlines Logo
7:38 am - 1:46 pmSTL-EUG
8h 08m1 stop
American Airlines Logo
5:30 am - 1:51 pmEUG-STL
6h 21m1 stop
$352American Airlines
Find Deal
Mon, Dec 15 - Wed, Dec 17
United Airlines Logo
8:49 am - 1:06 pmMLI-EUG
6h 17m1 stop
United Airlines Logo
1:12 pm - 9:14 pmEUG-MLI
6h 02m1 stop
$379United Airlines
Find Deal
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
10:51 am - 9:01 pmMLI-EUG
12h 10m2 stops
United Airlines Logo
1:12 pm - 9:14 pmEUG-MLI
6h 02m1 stop
$384United Airlines
Find Deal
Tue, Feb 24 - Sat, Feb 28
Multiple Airlines Logo
4:15 pm - 9:45 pmSTL-EUG
7h 30m1 stop
Multiple Airlines Logo
5:50 am - 2:33 pmEUG-STL
30h 43m2 stops
$1,158Multiple Airlines
Find Deal
Sat, Nov 22 - Wed, Nov 26

Alaska Airlines flights from Illinois to Eugene

Our best Alaska Airlines deals on Illinois to Eugene flight tickets
Alaska Airlines
Dec 17
ORD8:00 amChicago O'Hare Intl
11h 08m
1 stop
EUG5:08 pmEugene
Dec 29
EUG1:00 pmEugene
14h 02m
1 stop
ORD5:02 amChicago O'Hare Intl
$216
Find similar
Alaska Airlines
Jan 9
ORD8:00 amChicago O'Hare Intl
7h 08m
1 stop
EUG1:08 pmEugene
Jan 15
EUG3:02 pmEugene
6h 48m
1 stop
ORD11:50 pmChicago O'Hare Intl
$236
Find similar
Alaska Airlines
Feb 9
ORD3:35 pmChicago O'Hare Intl
23h 33m
1 stop
EUG1:08 pmEugene
Feb 21
EUG9:01 amEugene
12h 55m
1 stop
ORD11:56 pmChicago O'Hare Intl
$263
Find similar

Southwest flights from Illinois to Eugene

Our best Southwest deals on Illinois to Eugene flight tickets
Southwest
Feb 9
MDW5:10 amChicago Midway
8h 20m
1 stop
EUG11:30 amEugene
Feb 21
EUG12:20 pmEugene
5h 40m
1 stop
MDW8:00 pmChicago Midway
$310
Find similar
Southwest
Feb 9
MDW8:00 amChicago Midway
8h 25m
1 stop
EUG2:25 pmEugene
Feb 21
EUG10:40 amEugene
11h 05m
2 stops
MDW11:45 pmChicago Midway
$315
Find similar
Southwest
Feb 9
MDW12:55 pmChicago Midway
11h 10m
2 stops
EUG10:05 pmEugene
Feb 21
EUG10:40 amEugene
11h 05m
2 stops
MDW11:45 pmChicago Midway
$320
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Eugene that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 12, 2025.
Use the filters below to find and compare flights from Illinois to Eugene that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Wed 12/17

8:00 am-5:08 pm

1 stop11h 08m

Eugene

Mon 12/29

1:00 pm-5:02 am

1 stop14h 02m

$216

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Thu 12/11

6:10 pm-11:11 pm

1 stop7h 01m

Eugene

Sun 12/14

7:00 am-5:15 pm

1 stop8h 15m

$217

ChicagoEugene

MDW - EUG

MDWEUG

Chicago Midway

Sun 12/7

7:24 pm-4:57 pm

1 stop23h 33m

Eugene

Sun 12/14

8:35 pm-10:18 pm

2 stops23h 43m

$306

ChicagoEugene

MDW - EUG

MDWEUG

Chicago Midway

Mon 2/9

5:10 am-11:30 am

1 stop8h 20m

Eugene

Sat 2/21

12:20 pm-8:00 pm

1 stop5h 40m

$310

ChicagoEugene

MDW - EUG

MDWEUG

Chicago Midway

Mon 2/9

8:00 am-2:25 pm

1 stop8h 25m

Eugene

Sat 2/21

10:40 am-11:45 pm

2 stops11h 05m

$315

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Sat 1/17

7:43 am-2:31 pm

1 stop8h 48m

Eugene

Wed 2/18

1:45 pm-11:51 pm

1 stop8h 06m

$331

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Mon 12/15

7:38 am-1:46 pm

1 stop8h 08m

Eugene

Wed 12/17

5:30 am-1:51 pm

1 stop6h 21m

$352

MolineEugene

MLI - EUG

MLIEUG

Moline Quad-City

Tue 2/24

8:49 am-1:06 pm

1 stop6h 17m

Eugene

Sat 2/28

1:12 pm-9:14 pm

1 stop6h 02m

$379

MolineEugene

MLI - EUG

MLIEUG

Moline Quad-City

Tue 2/24

10:51 am-9:01 pm

2 stops12h 10m

Eugene

Sat 2/28

1:12 pm-9:14 pm

1 stop6h 02m

$384

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Sat 11/22

4:15 pm-9:45 pm

1 stop7h 30m

Eugene

Wed 11/26

5:50 am-2:33 pm

2 stops30h 43m

$1,158

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Eugene from

How to get the cheapest flight ticket from Illinois to Eugene

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 month to fly to Eugene?

In general, January is the cheapest month to fly from Illinois to Eugene. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $332. If you don’t want to visit Eugene in January, then you should wait until February to fly from Illinois, when ticket prices are also cheap, with an average price of $347.

What is the cheapest day to depart on your flight to Eugene?

According to our data, Tuesday is the cheapest day to fly to Eugene from Illinois. The lowest ticket price found for a Tuesday departure recently was $396. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Eugene is Sunday, with ticket prices averaging around $515.

What is the cheapest time of day to depart on your flight to Eugene?

Flying to Eugene from Illinois at noon is the least expensive time of day to depart. momondo users have found prices as low as $400 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $480 on average. Flights to Eugene from Illinois in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Illinois to Eugene flights?

You could potentially save up to 65% on your flight if you consider stops on a Illinois to Eugene flight.

Cheap Illinois to Eugene flight deals and tips

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

Direct flights

None
There are no direct flights from Illinois to Eugene. There are no popular flight routes from Illinois to Eugene.
Search flight deals

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

    Prices for flights from Illinois to Eugene Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Eugene Airport.

  • What documentation or ID do you need to fly to Eugene Airport?

    The travel and health documents you'll need for your trip to Eugene Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Eugene Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Illinois to Eugene

Compare and see reviews for airlines that fly from Illinois to Eugene with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $203Free CancellationRating
7.9
8,008 reviews
Search Delta flights
United AirlinesPriceFrom $234Free CancellationRating
7.4
9,015 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $303Free CancellationRating
8.0
11,275 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $322Free CancellationRating
7.8
2,809 reviews
Search Hawaiian Airlines flights

Traveling to a place near Eugene?

Book flights to Eugene if you plan to visit one of these locations
Newport
Yachats
Albany
Springfield
Corvallis

Why use momondo?

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

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

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

Yes. All flights to Eugene from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Eugene from Illinois.

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

Yes momondo offers price alerts on flights to Eugene from Illinois. 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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