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Eugene

$101+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EUG
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$209
(Delta)

One-way from

$101
(Southwest)

Popular in

June

Cheapest in

January

Average price

$369
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. 10% potential increase in price ($50 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 September 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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:05 pmORD - EUG
1 stop7h 09mDelta
Tue 10/287:00 amEUG - ORD
1 stop8h 10mDelta
Deal found 9/10$209
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 9/306:20 amORD - EUG
1 stop8h 22mAlaska Airlines
Tue 10/286:44 pmEUG - ORD
1 stop17h 10mAlaska Airlines
Deal found 9/9$221
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:05 pmORD - EUG
1 stop7h 09mDelta
Sat 10/2511:29 amEUG - ORD
2 stops8h 14mDelta
Deal found 9/10$227
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:30 pmORD - EUG
1 stop7h 12mDelta
Tue 10/287:00 amEUG - ORD
1 stop8h 10mDelta
Deal found 9/10$229
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:05 pmORD - EUG
1 stop7h 09mDelta
Fri 10/2412:40 pmEUG - ORD
1 stop7h 03mDelta
Deal found 9/10$235
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/212:04 pmORD - EUG
1 stop10h 46mAlaska Airlines
Mon 10/276:44 pmEUG - ORD
1 stop17h 10mAlaska Airlines
Deal found 9/11$241
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:05 pmORD - EUG
1 stop7h 09mDelta
Fri 10/2412:40 pmEUG - ORD
1 stop7h 03mDelta
Deal found 9/10$248
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:30 pmSTL - EUG
1 stop6h 19mDelta
Wed 10/1511:29 amEUG - STL
2 stops10h 55mDelta
Deal found 9/10$248
This Southwest deal was found by Cheapflights users on 9/9. 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.
Wed 10/226:15 amORD - EUG
1 stop7h 30mSouthwest
Tue 11/46:45 amEUG - ORD
2 stops13h 50mSouthwest
Deal found 9/9$251
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/411:15 amORD - EUG
2 stops13h 27mDelta
Sat 10/117:00 amEUG - ORD
1 stop8h 18mDelta
Deal found 9/10$261
This Delta deal was found by Cheapflights users on 9/11. 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.
Tue 9/301:43 pmMDW - EUG
2 stops10h 59mDelta
Tue 10/287:00 amEUG - MDW
2 stops8h 43mDelta
Deal found 9/11$294
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/134:14 pmSTL - EUG
1 stop6h 56mAlaska Airlines
Sun 11/168:41 amEUG - STL
1 stop13h 18mAlaska Airlines
Deal found 9/11$331

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 September 11, 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

Sat 10/4

7:55 am-11:57 am

1 stop6h 02m

Eugene

Sat 10/11

7:00 am-5:18 pm

1 stop8h 18m

$209

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Wed 10/15

6:05 pm-11:14 pm

1 stop7h 09m

Eugene

Tue 10/28

7:00 am-5:10 pm

1 stop8h 10m

$209

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Tue 9/30

6:20 am-12:42 pm

1 stop8h 22m

Eugene

Tue 10/28

6:44 pm-1:54 pm

1 stop17h 10m

$221

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Tue 10/14

6:05 pm-11:14 pm

1 stop7h 09m

Eugene

Sat 10/25

11:29 am-9:43 pm

2 stops8h 14m

$227

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Tue 9/30

5:30 pm-10:42 pm

1 stop7h 12m

Eugene

Tue 10/28

7:00 am-5:10 pm

1 stop8h 10m

$229

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Tue 10/14

6:05 pm-11:14 pm

1 stop7h 09m

Eugene

Thu 10/23

7:00 am-5:10 pm

1 stop8h 10m

$235

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Tue 10/14

6:05 pm-11:14 pm

1 stop7h 09m

Eugene

Wed 10/22

12:40 pm-9:43 pm

1 stop7h 03m

$235

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Wed 10/8

3:57 pm-9:29 pm

1 stop7h 32m

Eugene

Wed 10/15

9:00 am-12:03 am

1 stop13h 03m

$248

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Wed 10/8

7:30 pm-11:49 pm

1 stop6h 19m

Eugene

Wed 10/15

11:29 am-12:24 am

2 stops10h 55m

$248

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Wed 10/22

6:15 am-11:45 am

1 stop7h 30m

Eugene

Tue 11/4

6:45 am-10:35 pm

2 stops13h 50m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 56 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 $477). 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 September 11, 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.

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.

  • How long is the flight from Illinois to Eugene?

    Departing from Illinois to Eugene will take you 6h 02m. The distance from Illinois to Eugene is about 1774 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $101 on Southwest. Other airlines that offer cheap prices include Hawaiian Airlines from $104 and Alaska Airlines from $104 one-way.

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

    While some choose either Chicago Midway - Eugene or Lambert-St Louis - 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 $477). 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 Eugene?

Book flights to Eugene 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 5 airlines flying from Illinois to Eugene

Discover the top 5 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$203Average$448FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$234Average$558FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$281Average$548FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$309Average$522FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$322Average$444FlexibilityNo cancel feeOn-time85%

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