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Eugene

$151+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EUG
Jun 6 — Jun 131
Sat 6/6
Sat 6/13
1 adult, Economy
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Cheap 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 May 7, 2026.

This United Airlines deal was found by Cheapflights users on 5/6. 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.
Wed 5/279:07 am
ORD
-
EUG
Nonstop4h 40m
United Airlines
Sun 5/3112:38 pm
EUG
-
ORD
Nonstop4h 10m
United Airlines
Deal found 5/6$329
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Fri 6/52:30 pm
ORD
-
EUG
1 stop10h 29m
United Airlines
Tue 6/91:59 pm
EUG
-
ORD
1 stop7h 00m
United Airlines
Deal found 5/5$344
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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 10/202:54 pm
ORD
-
EUG
1 stop9h 29m
Alaska Airlines
Tue 10/278:00 am
EUG
-
ORD
1 stop8h 55m
Alaska Airlines
Deal found 5/2$349
This Southwest deal was found by Cheapflights users on 5/3. 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.
Sun 6/286:05 am
MDW
-
EUG
1 stop9h 40m
Southwest
Mon 6/294:55 pm
EUG
-
MDW
1 stop6h 30m
Southwest
Deal found 5/3$349
This Southwest deal was found by Cheapflights users on 5/5. 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.
Fri 8/76:15 am
MDW
-
EUG
2 stops8h 25m
Southwest
Fri 8/1412:20 pm
EUG
-
MDW
1 stop5h 55m
Southwest
Deal found 5/5$350
This United Airlines deal was found by Cheapflights users on 5/2. 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.
Wed 6/36:00 am
STL
-
EUG
1 stop7h 37m
United Airlines
Sat 6/612:38 pm
EUG
-
STL
1 stop6h 43m
United Airlines
Deal found 5/2$352
This Delta deal was found by Cheapflights users on 5/6. 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 10/203:50 pm
ORD
-
EUG
2 stops9h 57m
Delta
Tue 10/2712:30 pm
EUG
-
ORD
1 stop9h 16m
Delta
Deal found 5/6$354
This Southwest deal was found by Cheapflights users on 5/5. 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.
Fri 6/510:20 am
MDW
-
EUG
1 stop13h 25m
Southwest
Tue 6/91:40 pm
EUG
-
MDW
1 stop7h 55m
Southwest
Deal found 5/5$354
This Southwest deal was found by Cheapflights users on 5/5. 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.
Fri 8/76:15 am
MDW
-
EUG
2 stops8h 25m
Southwest
Wed 8/1212:25 pm
EUG
-
MDW
2 stops8h 30m
Southwest
Deal found 5/5$355
This Delta deal was found by Cheapflights users on 5/2. 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 7/79:49 am
MDW
-
EUG
2 stops8h 13m
Delta
Tue 7/146:15 am
EUG
-
MDW
2 stops10h 10m
Delta
Deal found 5/2$359
This Southwest deal was found by Cheapflights users on 5/3. 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 7/27:30 am
MDW
-
EUG
2 stops12h 35m
Southwest
Mon 7/66:40 pm
EUG
-
MDW
1 stop8h 20m
Southwest
Deal found 5/3$360
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Fri 7/178:53 am
ORD
-
EUG
Nonstop4h 44m
United Airlines
Tue 7/2112:43 pm
EUG
-
ORD
Nonstop4h 10m
United Airlines
Deal found 5/5$362

Find flight deals from Illinois to Eugene

Keep the following information in mind while searching for Illinois to Eugene flight deals. Data was last updated May 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(United Airlines)

One-way from

$151
(Kiwi.com)

Popular in

April

Cheapest in

February

Average price

$393

Good round-trip deal

$358 or less
Provider with most accurate pricing for Chicago (CHI)-Eugene flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Eugene flights.
Search Deals
From Illinois to Eugene
Search Deals
One-way flight from Illinois to Eugene
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Eugene.
Search Deals

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 May 7, 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

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Sat 6/27

6:00 am-12:57 pm

1 stop8h 57m

Eugene

Wed 7/1

12:43 pm-6:53 pm

Nonstop4h 10m

$339

ChicagoEugene

MDW - EUG

MDWEUG

Chicago Midway

Tue 7/7

5:30 am-9:50 am

1 stop6h 20m

Eugene

Tue 7/14

5:55 pm-5:00 am

1 stop9h 05m

$349

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Fri 6/5

2:00 pm-11:43 pm

2 stops11h 43m

Eugene

Mon 6/8

1:40 pm-9:57 pm

1 stop6h 17m

$354

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Fri 7/3

2:09 pm-11:51 pm

2 stops11h 42m

Eugene

Thu 7/9

12:28 pm-11:38 pm

1 stop9h 10m

$354

ChicagoEugene

MDW - EUG

MDWEUG

Chicago Midway

Tue 7/14

7:00 am-1:00 pm

2 stops8h 00m

Eugene

Mon 7/20

4:55 pm-1:25 am

1 stop6h 30m

$354

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Tue 7/21

6:00 am-1:01 pm

1 stop9h 01m

Eugene

Tue 7/21

4:00 pm-5:00 am

1 stop11h 00m

$359

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Fri 6/26

2:20 pm-9:46 pm

1 stop9h 26m

Eugene

Tue 6/30

4:00 pm-5:00 am

1 stop11h 00m

$359

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Tue 7/7

5:18 pm-11:55 pm

2 stops8h 37m

Eugene

Tue 7/14

6:15 am-8:31 pm

2 stops12h 16m

$359

ChicagoEugene

MDW - EUG

MDWEUG

Chicago Midway

Tue 7/7

9:49 am-4:02 pm

2 stops8h 13m

Eugene

Tue 7/14

6:15 am-6:25 pm

2 stops10h 10m

$359
Quickest round-trip

ChicagoEugene

ORD - EUG

ORDEUG

Chicago O'Hare Intl

Fri 7/17

8:53 am-11:37 am

Nonstop4h 44m

Eugene

Tue 7/21

12:43 pm-6:53 pm

Nonstop4h 10m

$362

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 52 resultsSorted by cheapest first
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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, October is the cheapest month in which you can book a flight from Illinois to Eugene (average of $150). Flying from Illinois to Eugene in July is currently the most expensive (average of $278). 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 May 7, 2026.

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.

Weekly flight availability from Illinois to Eugene

Explore weekly flight availability from Illinois to Eugene. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 7, 2026.

The most flights from USIL to EUG are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from Illinois to Eugene?

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 20m. The distance from Illinois to Eugene is about 1786 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 $128 on Delta. Other airlines that offer cheap prices include United Airlines from $138 and Alaska Airlines from $139 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.

  • What are the cheapest flights from Illinois to Eugene?

    On average you can expect to pay $501 for a flight from Illinois to Eugene. The cheapest flight overall is $329 while the most popular route, (Chicago O'Hare Intl - Eugene) is currently priced at $329.

  • 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, October is the cheapest month in which you can book a flight from Illinois to Eugene (average of $150). Flying from Illinois to Eugene in July is currently the most expensive (average of $278). 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
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 May 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$192Average$468FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$269Average$473FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$276Average$384FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$350Average$444FlexibilityNo cancel feeOn-time85%

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