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Eugene

$119+ Cheap flights from Illinois to Eugene (EUG)

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EUG
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Illinois to Eugene

Keep the following information in mind while searching for Illinois to Eugene flight deals. Data was last updated June 12, 2025.

Round-trip from

$224
(Alaska Airlines)

One-way from

$119
(Hawaiian Airlines)

Popular in

July

Cheapest in

January

Average price

$531
From Illinois to Eugene
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One-way flight from Illinois to Eugene
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Highest demand for flights based on searches. 16% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Illinois to Eugene

Cheapest flights from Illinois to Eugene
Explore the most affordable flight options available from Illinois to Eugene. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 10/156:00 amORD - EUG
1 stop17h 29mAlaska Airlines
Mon 10/205:42 pmEUG - ORD
1 stop10h 39mAlaska Airlines
Deal found 6/10$224
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/267:00 amORD - EUG
1 stop6h 42mHawaiian Airlines
Sat 8/212:45 pmEUG - ORD
1 stop8h 54mHawaiian Airlines
Deal found 6/11$228
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 8/186:30 amORD - EUG
1 stop7h 40mUnited Airlines
Thu 8/283:59 pmEUG - ORD
1 stop6h 00mUnited Airlines
Deal found 6/10$239
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 9/133:35 pmSTL - EUG
1 stop7h 29mAlaska Airlines
Thu 9/181:35 pmEUG - STL
1 stop8h 24mAlaska Airlines
Deal found 6/10$260
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 10/74:50 pmSTL - EUG
1 stop6h 15mUnited Airlines
Sat 10/116:00 amEUG - STL
1 stop8h 45mUnited Airlines
Deal found 6/11$261
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/257:00 amORD - EUG
1 stop6h 42mMultiple Airlines
Fri 8/112:45 pmEUG - ORD
1 stop8h 54mMultiple Airlines
Deal found 6/10$264
This Delta deal was found by Cheapflights users on 6/11. 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.
Fri 10/106:59 pmSTL - EUG
2 stops17h 40mDelta
Tue 10/146:15 amEUG - STL
2 stops9h 42mDelta
Deal found 6/11$278
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 8/66:15 pmORD - EUG
1 stop6h 34mDelta
Wed 8/136:30 amEUG - ORD
2 stops9h 37mDelta
Deal found 6/11$287
This Southwest deal was found by Cheapflights users on 6/10. 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.
Thu 10/237:55 amMDW - EUG
1 stop8h 30mSouthwest
Mon 10/276:05 amEUG - MDW
1 stop12h 30mSouthwest
Deal found 6/10$333
This Southwest deal was found by Cheapflights users on 6/10. 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.
Thu 10/2312:40 pmORD - EUG
2 stops12h 00mSouthwest
Mon 10/276:05 amEUG - ORD
2 stops15h 00mSouthwest
Deal found 6/10$353
This Delta deal was found by Cheapflights users on 6/11. 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.
Sat 8/301:08 pmMDW - EUG
2 stops11h 38mDelta
Thu 9/46:30 amEUG - MDW
2 stops10h 07mDelta
Deal found 6/11$362
This Southwest deal was found by Cheapflights users on 6/10. 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.
Sat 9/138:25 amSTL - EUG
2 stops13h 45mSouthwest
Thu 9/1812:00 pmEUG - STL
2 stops9h 10mSouthwest
Deal found 6/10$385

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Illinois to Eugene that are best for you.

Fly from

Illinois

Fly to

Eugene

Route

Depart

Return

Price

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Wed 10/15

6:00 am-9:29 pm

1 stop17h 29m

Eugene

Mon 10/20

5:42 pm-6:21 am

1 stop10h 39m

$224

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Sat 7/26

7:00 am-11:42 am

1 stop6h 42m

Eugene

Sat 8/2

12:45 pm-11:39 pm

1 stop8h 54m

$228

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Mon 8/18

6:30 am-12:10 pm

1 stop7h 40m

Eugene

Thu 8/28

3:59 pm-11:59 pm

1 stop6h 00m

$239

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Sat 9/13

3:35 pm-9:04 pm

1 stop7h 29m

Eugene

Thu 9/18

1:35 pm-11:59 pm

1 stop8h 24m

$260

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Tue 10/7

4:50 pm-9:05 pm

1 stop6h 15m

Eugene

Sat 10/11

6:00 am-4:45 pm

1 stop8h 45m

$261

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Fri 7/25

7:00 am-11:42 am

1 stop6h 42m

Eugene

Fri 8/1

12:45 pm-11:39 pm

1 stop8h 54m

$264

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Fri 10/10

6:59 pm-10:39 am

2 stops17h 40m

Eugene

Tue 10/14

6:15 am-5:57 pm

2 stops9h 42m

$278

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Wed 8/6

6:15 pm-10:49 pm

1 stop6h 34m

Eugene

Wed 8/13

6:30 am-6:07 pm

2 stops9h 37m

$287

ChicagoEugene

MDW - EUG

MDWEUG

Chicago Midway

Thu 10/23

7:55 am-2:25 pm

1 stop8h 30m

Eugene

Mon 10/27

6:05 am-8:35 pm

1 stop12h 30m

$333

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Thu 10/23

12:40 pm-10:40 pm

2 stops12h 00m

Eugene

Mon 10/27

6:05 am-11:05 pm

2 stops15h 00m

$353

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 35 results
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Best time to book a flight from Illinois to Eugene

Have a flexible travel schedule? Discover the best time to fly to Eugene from Illinois 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 Illinois to Eugene

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

Currently, January is the cheapest month in which you can book a flight from Illinois to Eugene (average of $321). Flying from Illinois to Eugene in June is currently the most expensive (average of $486). 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 IL to EUG?

Find hourly flight availability from Illinois to Eugene. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

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

Rainfall in Eugene by month

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

In terms of precipitation, rainfall in Eugene ranges from 0.5 - 7.8 inches per month. December is typically the wettest month, when rainfall can reach 7.8 in. July is typically the driest time to visit Eugene when rainfall is around 0.5 in.

Temperature in Eugene by month

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

If weather is an important factor for your trip to Eugene, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Eugene

Get insights into the airlines that provide service to Eugene. 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 Eugene. Reviews last updated June 12, 2025.
To help decide which airline to fly from Illinois to Eugene, see what other customers have to say about Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Eugene. 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 into for flights to Eugene from Illinois?

    If you book a flight to Eugene from Illinois, you will be flying to Eugene, which is the city’s only airport. Eugene (EUG) is located 7.8 mi from the center of Eugene.

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

    One-way options have recently been found by users for as low as $119 on Hawaiian Airlines. Other airlines that offer cheap prices include Delta from $120 and Southwest from $120 one-way.

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

    While some choose either Lambert-St Louis - Eugene or Chicago Midway - Eugene, Chicago O'Hare Intl - Eugene is the most popular route from Illinois to Eugene.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Eugene 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 Illinois to Eugene?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Eugene (average of $321). Flying from Illinois to Eugene in June is currently the most expensive (average of $486). 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

Traveling to a place near Illinois?

Book flights to Illinois if you plan to visit one of these locations
Newport
Albany
Corvallis

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Alternative routes for Illinois to Eugene

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Illinois to Eugene

Discover the top 4 airlines that operate flights from Illinois to Eugene. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$234Average$580FlexibilityNo cancel feeOn-time69%
DeltaCheapest$263Average$414FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$281Average$436FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$324Average$513FlexibilityNo cancel feeOn-time75%

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