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$147+ Cheap flights from Eugene (EUG) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — ORD
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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Cheap flight deals from Eugene to Illinois

Keep the following information in mind while searching for Eugene to Illinois flight deals. Data was last updated abril 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$320
(Hawaiian Airlines)

One-way from

$147
(Hawaiian Airlines)

Popular in

June

Cheapest in

January

Average price

$383
Provider with most accurate pricing for Eugene-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Eugene-Chicago (CHI) flights.
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From Eugene to Illinois
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One-way flight from Eugene to Illinois
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Highest demand for flights based on searches. 9% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Eugene to Illinois

Cheapest flights from Eugene to Illinois
Explore the most affordable flight options available from Eugene to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/171:37 pmEUG - ORD
1 stop6h 46mHawaiian Airlines
mié. 5/216:00 amORD - EUG
1 stop8h 37mHawaiian Airlines
Deal found 4/16$320
This Alaska Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/2111:00 amEUG - ORD
1 stop10h 59mAlaska Airlines
lun. 5/266:00 amORD - EUG
1 stop8h 37mAlaska Airlines
Deal found 4/15$322
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/2512:30 pmEUG - ORD
1 stop7h 39mDelta
vie. 7/44:30 pmORD - EUG
1 stop7h 28mDelta
Deal found 4/15$332
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/411:00 amEUG - ORD
1 stop10h 05mSouthwest
mar. 7/86:55 pmORD - EUG
1 stop6h 35mSouthwest
Deal found 4/16$337
This American Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/145:55 amEUG - STL
1 stop8h 13mAmerican Airlines
mar. 8/194:19 pmSTL - EUG
1 stop6h 29mAmerican Airlines
Deal found 4/17$351
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/302:02 pmEUG - ORD
1 stop8h 57mUnited Airlines
sáb. 8/24:50 pmORD - EUG
1 stop7h 51mUnited Airlines
Deal found 4/16$351
This Southwest deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/75:10 pmEUG - MDW
2 stops10h 00mSouthwest
lun. 8/117:10 amMDW - EUG
1 stop7h 30mSouthwest
Deal found 4/15$356
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/87:00 amEUG - MDW
2 stops9h 45mDelta
lun. 5/121:08 pmMDW - EUG
2 stops11h 49mDelta
Deal found 4/17$361
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/306:15 amEUG - STL
2 stops8h 30mDelta
lun. 8/42:18 pmSTL - EUG
2 stops10h 59mDelta
Deal found 4/17$373
This Alaska Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/2611:00 amEUG - STL
1 stop11h 04mAlaska Airlines
sáb. 6/147:32 pmSTL - EUG
1 stop19h 04mAlaska Airlines
Deal found 4/17$394
This Hawaiian Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/225:00 amEUG - STL
1 stop6h 52mHawaiian Airlines
vie. 10/317:00 amSTL - EUG
1 stop7h 37mHawaiian Airlines
Deal found 4/17$426
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/96:29 pmEUG - STL
1 stop8h 25mUnited Airlines
lun. 7/145:41 pmSTL - EUG
1 stop7h 03mUnited Airlines
Deal found 4/17$428

Cheapflights Fare Finder

Customize your flight search to find flights from Eugene to Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated abril 17, 2025.
Use the filters below to find and compare flights from Eugene to Illinois that are best for you.

Fly from

Eugene

Fly to

Illinois

Route

Depart

Return

Price

EugeneChicago

EUG - ORD

EUGORD

Eugene

sáb. 5/17

1:37 pm-10:23 pm

1 stop6h 46m

Chicago O'Hare Intl

mié. 5/21

6:00 am-12:37 pm

1 stop8h 37m

$320

EugeneChicago

EUG - ORD

EUGORD

Eugene

mié. 5/21

11:00 am-11:59 pm

1 stop10h 59m

Chicago O'Hare Intl

lun. 5/26

6:00 am-12:37 pm

1 stop8h 37m

$322

EugeneChicago

EUG - ORD

EUGORD

Eugene

mié. 6/25

12:30 pm-10:09 pm

1 stop7h 39m

Chicago O'Hare Intl

vie. 7/4

4:30 pm-9:58 pm

1 stop7h 28m

$332

EugeneChicago

EUG - ORD

EUGORD

Eugene

vie. 7/4

11:00 am-11:05 pm

1 stop10h 05m

Chicago O'Hare Intl

mar. 7/8

6:55 pm-11:30 pm

1 stop6h 35m

$337

EugeneSt. Louis

EUG - STL

EUGSTL

Eugene

jue. 8/14

5:55 am-4:08 pm

1 stop8h 13m

Lambert-St Louis

mar. 8/19

4:19 pm-8:48 pm

1 stop6h 29m

$351

EugeneChicago

EUG - ORD

EUGORD

Eugene

mié. 7/30

2:02 pm-12:59 am

1 stop8h 57m

Chicago O'Hare Intl

sáb. 8/2

4:50 pm-10:41 pm

1 stop7h 51m

$351

EugeneChicago

EUG - MDW

EUGMDW

Eugene

jue. 8/7

5:10 pm-5:10 am

2 stops10h 00m

Chicago Midway

lun. 8/11

7:10 am-12:40 pm

1 stop7h 30m

$356

EugeneChicago

EUG - MDW

EUGMDW

Eugene

jue. 5/8

7:00 am-6:45 pm

2 stops9h 45m

Chicago Midway

lun. 5/12

1:08 pm-10:57 pm

2 stops11h 49m

$361

EugeneSt. Louis

EUG - STL

EUGSTL

Eugene

mié. 7/30

6:15 am-4:45 pm

2 stops8h 30m

Lambert-St Louis

lun. 8/4

2:18 pm-11:17 pm

2 stops10h 59m

$373

EugeneSt. Louis

EUG - STL

EUGSTL

Eugene

lun. 5/26

11:00 am-12:04 am

1 stop11h 04m

Lambert-St Louis

sáb. 6/14

7:32 pm-12:36 pm

1 stop19h 04m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 31 results
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Best time to book a flight from Eugene to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Eugene with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Eugene to Illinois

What is the cheapest month to book a flight from Eugene to Illinois?

Currently, August is the cheapest month in which you can book a flight from Eugene to Illinois (average of $245). Flying from Eugene to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from EUG to IL?

Find hourly flight availability from Eugene to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Eugene to Illinois as you normally would.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated abril 17, 2025.
To help decide which airline to fly from Eugene to Illinois, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,382 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Eugene to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Eugene to Illinois?

    Eugene (EUG) is the airport you will fly out of if you book a flight from Eugene to Illinois. It is only a 7.8 mi journey to Eugene (EUG) from Eugene’s city center.

  • What are the cheapest airlines to fly from Eugene to Illinois one-way?

    For one-way options, check prices for Hawaiian Airlines. According to our data, you can fly for as low as $147. Users have also found prices from $153 and $153 on Delta and Alaska Airlines, respectively.

  • What are the most popular routes from Eugene to Illinois?

    The most popular flight routes from Eugene to Illinois are Eugene - Chicago O'Hare Intl, Eugene - Chicago Midway and Eugene - Lambert-St Louis.

  • Can I find deals for flights from Eugene to Illinois that include hotel bookings?

    Yes. In addition to deals on Eugene to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Eugene to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Eugene to Illinois.

  • Can I find deals for business class flights from Eugene to Illinois?

    Yes. Cheapflights offers flight deals from Eugene to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Eugene to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Eugene to Illinois (average of $245). Flying from Eugene to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Eugene to Illinois

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Top 5 airlines flying from Eugene to Illinois

Discover the top 5 airlines that operate flights from Eugene to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$259Average$403FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$306Average$566FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$308Average$506FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$332Average$558FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$366Average$456FlexibilityNo cancel feeOn-time63%

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