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Cheap flights from Illinois to Eugene from $156

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 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Eugene

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:25 am - 1:10 pm
ORD
-
EUG
4h 45mnonstop
United Airlines Logo
2:19 pm - 8:30 pm
EUG
-
ORD
4h 11mnonstop
$329United Airlines
Sat, Aug 15 - Tue, Aug 18
Alaska Airlines Logo
7:02 am - 9:47 pm
STL
-
EUG
16h 45m
2 stops
Alaska Airlines Logo
1:49 pm - 11:59 pm
EUG
-
STL
8h 10m
1 stop
$336Alaska Airlines
Tue, Oct 20 - Tue, Oct 27
United Airlines Logo
8:45 am - 11:33 am
ORD
-
EUG
4h 48mnonstop
United Airlines Logo
2:17 pm - 8:30 pm
EUG
-
ORD
4h 13mnonstop
$339United Airlines
Fri, Nov 13 - Sun, Nov 15
Alaska Airlines Logo
6:42 pm - 11:59 pm
ORD
-
EUG
7h 17m
1 stop
Alaska Airlines Logo
7:10 am - 7:21 pm
EUG
-
ORD
10h 11m
1 stop
$341Alaska Airlines
Thu, Aug 13 - Wed, Aug 19
Southwest Logo
5:05 pm - 9:20 pm
MDW
-
EUG
6h 15m
1 stop
Southwest Logo
12:55 pm - 8:50 pm
EUG
-
MDW
5h 55m
1 stop
$349Southwest
Sat, Sep 5 - Sat, Sep 12
Southwest Logo
6:15 am - 12:40 pm
MDW
-
EUG
8h 25m
2 stops
Southwest Logo
1:40 pm - 10:50 pm
EUG
-
MDW
7h 10m
1 stop
$350Southwest
Mon, Sep 21 - Wed, Sep 30
Delta Logo
5:00 pm - 11:47 pm
STL
-
EUG
8h 47m
1 stop
Delta Logo
4:45 pm - 12:44 am
EUG
-
STL
5h 59m
1 stop
$354Delta
Fri, Sep 11 - Wed, Sep 16
Delta Logo
5:00 pm - 11:59 pm
STL
-
EUG
8h 59m
2 stops
Delta Logo
4:45 pm - 12:44 am
EUG
-
STL
5h 59m
1 stop
$359Delta
Fri, Sep 11 - Wed, Sep 16
American Airlines Logo
11:32 am - 8:09 pm
MLI
-
EUG
10h 37m
2 stops
American Airlines Logo
5:24 am - 6:11 pm
EUG
-
MLI
10h 47m
2 stops
$369American Airlines
Tue, Aug 18 - Fri, Aug 28
American Airlines Logo
11:32 am - 8:09 pm
MLI
-
EUG
10h 37m
2 stops
American Airlines Logo
5:24 am - 6:11 pm
EUG
-
MLI
10h 47m
2 stops
$449American Airlines
Tue, Aug 18 - Fri, Aug 28

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Alaska Airlines flights from Illinois to Eugene

Our best Alaska Airlines deals on Illinois to Eugene flight tickets
Alaska Airlines
Oct 20
STL7:02 amLambert-St Louis
16h 45m
2 stops
EUG9:47 pmEugene
Oct 27
EUG1:49 pmEugene
8h 10m
1 stop
STL11:59 pmLambert-St Louis
$336
Alaska Airlines
Aug 13
ORD6:42 pmChicago O'Hare Intl
7h 17m
1 stop
EUG11:59 pmEugene
Aug 19
EUG7:10 amEugene
10h 11m
1 stop
ORD7:21 pmChicago O'Hare Intl
$341
Alaska Airlines
Sep 8
ORD6:00 amChicago O'Hare Intl
9h 44m
1 stop
EUG1:44 pmEugene
Sep 15
EUG7:08 amEugene
10h 13m
1 stop
ORD7:21 pmChicago O'Hare Intl
$348

Southwest flights from Illinois to Eugene

Our best Southwest deals on Illinois to Eugene flight tickets
Southwest
Sep 5
MDW5:05 pmChicago Midway
6h 15m
1 stop
EUG9:20 pmEugene
Sep 12
EUG12:55 pmEugene
5h 55m
1 stop
MDW8:50 pmChicago Midway
$349
Southwest
Sep 21
MDW6:15 amChicago Midway
8h 25m
2 stops
EUG12:40 pmEugene
Sep 30
EUG1:40 pmEugene
7h 10m
1 stop
MDW10:50 pmChicago Midway
$350
Southwest
Aug 24
MDW4:25 pmChicago Midway
8h 15m
1 stop
EUG10:40 pmEugene
Aug 28
EUG1:15 pmEugene
9h 10m
1 stop
MDW12:25 amChicago Midway
$354

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 July 26, 2026.
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

Cheapest round-trip
Quickest round-trip

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Sat 8/15

10:25 am-1:10 pm

Nonstop4h 45m

Eugene

Tue 8/18

2:19 pm-8:30 pm

Nonstop4h 11m

$329

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Tue 10/20

7:02 am-9:47 pm

2 stops16h 45m

Eugene

Tue 10/27

1:49 pm-11:59 pm

1 stop8h 10m

$336

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Fri 11/13

8:45 am-11:33 am

Nonstop4h 48m

Eugene

Sun 11/15

2:17 pm-8:30 pm

Nonstop4h 13m

$339

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Thu 8/13

6:42 pm-11:59 pm

1 stop7h 17m

Eugene

Wed 8/19

7:10 am-7:21 pm

1 stop10h 11m

$341

ChicagoEugene

MDW - EUG

MDWEUG

Chicago Midway

Sat 9/5

5:05 pm-9:20 pm

1 stop6h 15m

Eugene

Sat 9/12

12:55 pm-8:50 pm

1 stop5h 55m

$349

ChicagoEugene

MDW - EUG

MDWEUG

Chicago Midway

Mon 9/21

6:15 am-12:40 pm

2 stops8h 25m

Eugene

Wed 9/30

1:40 pm-10:50 pm

1 stop7h 10m

$350

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Fri 9/11

5:00 pm-11:47 pm

1 stop8h 47m

Eugene

Wed 9/16

4:45 pm-12:44 am

1 stop5h 59m

$354

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Fri 9/11

5:00 pm-11:59 pm

2 stops8h 59m

Eugene

Wed 9/16

4:45 pm-12:44 am

1 stop5h 59m

$359

MolineEugene

MLI - EUG

MLIEUG

Moline Quad-City

Tue 8/18

11:32 am-8:09 pm

2 stops10h 37m

Eugene

Fri 8/28

5:24 am-6:11 pm

2 stops10h 47m

$369

MolineEugene

MLI - EUG

MLIEUG

Moline Quad-City

Tue 8/18

11:32 am-8:09 pm

2 stops10h 37m

Eugene

Fri 8/28

5:24 am-6:11 pm

2 stops10h 47m

$449

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 $301. If you don’t want to visit Eugene in January, then you should wait until May to fly from Illinois, when ticket prices are also cheap, with an average price of $337.

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

According to our data, Saturday is the cheapest day to fly to Eugene from Illinois. The lowest ticket price found for a Saturday departure recently was $329. 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 Monday, with ticket prices averaging around $607.

What is the cheapest Illinois to Eugene flight route?

Fly from Chicago O'Hare Intl to Eugene for the best Illinois - Eugene flight prices

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

There are 2 cabin classes available to choose from on Illinois to Eugene 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 Illinois to Eugene flights?

You could potentially save up to 53% 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

Best Price Found

$303

Fastest flight time

4h 44m

Direct flights

Every day

Airports in Eugene

1 airport
The best one-way flight to Eugene from Illinois in the past 72 hours is $303. The best round-trip flight deal from Illinois to Eugene found on momondo in the last 72 hours is $360.
The fastest flight from Illinois to Eugene takes 4h 44m
Direct flights go from Illinois to Eugene every day.
There is 1 airport in Eugene. From Illinois there are direct flights to Eugene (EUG).
Search flight deals

Frequently asked questions about flying from Illinois to Eugene

  • 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 $256Free CancellationRating
7.8
8,486 reviews
Search Delta flights
Alaska AirlinesPriceFrom $276Free CancellationRating
7.9
12,714 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $278Free CancellationRating
7.4
10,037 reviews
Search United Airlines flights

Traveling to a place near Eugene?

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