$145+ 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EUG
Jul 13 — Jul 201
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Eugene with Cheapflights
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Cheapest flights from Illinois to EugeneExplore 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 13, 2026.
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 13, 2026.
This Southwest deal was found by Cheapflights users on 6/9. 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 10/146:10 am
MDW
- EUG
1 stop7h 35m
Southwest
Wed 10/2111:10 am
EUG
- MDW
1 stop8h 40m
Southwest
Deal found 6/9![Southwest logo]()
$250
This Delta deal was found by Cheapflights users on 6/8. 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 10/207:30 am
STL
- EUG
1 stop6h 49m
Delta
Tue 10/275:45 am
EUG
- STL
1 stop5h 38m
Delta
Deal found 6/8![Delta logo]()
$261
This Southwest deal was found by Cheapflights users on 6/9. 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 9/306:40 am
MDW
- EUG
1 stop5h 55m
Southwest
Thu 10/12:40 pm
EUG
- MDW
1 stop7h 25m
Southwest
Deal found 6/9![Southwest logo]()
$278
This Southwest deal was found by Cheapflights users on 6/8. 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 9/256:15 am
MDW
- EUG
1 stop10h 55m
Southwest
Tue 9/291:40 pm
EUG
- MDW
1 stop7h 10m
Southwest
Deal found 6/8![Southwest logo]()
$287
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:55 pm
ORD
- EUG
1 stop7h 56m
Delta
Sat 7/116:15 am
EUG
- ORD
1 stop8h 28m
Delta
Deal found 6/9![Delta logo]()
$297
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.
Wed 9/165:35 am
STL
- EUG
1 stop9h 20m
Southwest
Thu 9/2412:20 pm
EUG
- STL
1 stop7h 35m
Southwest
Deal found 6/10![Southwest logo]()
$297
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:30 am
ORD
- EUG
2 stops8h 28m
Delta
Tue 10/276:15 am
EUG
- ORD
1 stop8h 59m
Delta
Deal found 6/10![Delta logo]()
$302
This Southwest deal was found by Cheapflights users on 6/9. 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 9/306:40 am
MDW
- EUG
1 stop5h 55m
Southwest
Fri 10/22:40 pm
EUG
- MDW
1 stop7h 25m
Southwest
Deal found 6/9![Southwest logo]()
$305
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/296:10 am
ORD
- EUG
1 stop7h 51m
United Airlines
Tue 7/712:50 pm
EUG
- ORD
Nonstop4h 10m
United Airlines
Deal found 6/8![United Airlines logo]()
$319
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:55 pm
ORD
- EUG
1 stop7h 56m
Delta
Sat 7/116:15 am
EUG
- ORD
1 stop8h 28m
Delta
Deal found 6/10![Delta logo]()
$323
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 7/49:00 am
ORD
- EUG
Nonstop4h 44m
United Airlines
Thu 7/912:50 pm
EUG
- ORD
Nonstop4h 10m
United Airlines
Deal found 6/8![United Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/108:53 am
ORD
- EUG
Nonstop4h 44m
United Airlines
Fri 7/1712:50 pm
EUG
- ORD
Nonstop4h 10m
United Airlines
Deal found 6/9![United Airlines logo]()
$329
Best flights from Illinois to EugeneDiscover carefully curated flight deals from Illinois to Eugene that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 13, 2026.
Discover carefully curated flight deals from Illinois to Eugene that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 13, 2026.
This Delta deal was found by Cheapflights users on 6/8. 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 10/207:30 am
STL
- EUG
1 stop6h 49m
Delta
Tue 10/275:45 am
EUG
- STL
1 stop5h 38m
Delta
Deal found 6/8![Delta logo]()
$261
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.
Wed 9/165:35 am
STL
- EUG
1 stop9h 20m
Southwest
Thu 9/2412:20 pm
EUG
- STL
1 stop7h 35m
Southwest
Deal found 6/10![Southwest logo]()
$297
This United Airlines deal was found by Cheapflights users on 6/12. 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 8/2110:25 am
ORD
- EUG
Nonstop4h 45m
United Airlines
Tue 8/252:19 pm
EUG
- ORD
Nonstop4h 11m
United Airlines
Deal found 6/12![United Airlines logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 7/216:20 am
ORD
- EUG
1 stop9h 40m
Alaska Airlines
Tue 7/214:00 pm
EUG
- ORD
1 stop11h 00m
Alaska Airlines
Deal found 6/12![Alaska Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Tue 8/1811:32 am
MLI
- EUG
2 stops10h 37m
American Airlines
Fri 8/285:24 am
EUG
- MLI
2 stops10h 47m
American Airlines
Deal found 6/12![American Airlines logo]()
$526
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 8/287:00 am
ORD
- EUG
1 stop8h 04m
Delta
Sun 8/301:44 pm
EUG
- ORD
1 stop5h 46m
Delta
Deal found 6/11![Delta logo]()
$297
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 8/267:48 am
ORD
- EUG
1 stop6h 01m
Delta
Sat 8/291:44 pm
EUG
- ORD
1 stop5h 46m
Delta
Deal found 6/11![Delta logo]()
$297
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.
Fri 7/108:53 am
ORD
- EUG
Nonstop4h 44m
United Airlines
Fri 7/1712:50 pm
EUG
- ORD
Nonstop4h 10m
United Airlines
Deal found 6/10![United Airlines logo]()
$329
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 9/176:40 pm
STL
- EUG
1 stop6h 00m
Southwest
Wed 9/231:40 pm
EUG
- STL
1 stop8h 00m
Southwest
Deal found 6/10![Southwest logo]()
$344
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.
Tue 7/75:55 pm
ORD
- EUG
1 stop7h 56m
Delta
Thu 7/912:32 pm
EUG
- ORD
1 stop9h 06m
Delta
Deal found 6/11![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:25 am
ORD
- EUG
Nonstop4h 45m
United Airlines
Mon 8/242:15 pm
EUG
- ORD
Nonstop4h 11m
United Airlines
Deal found 6/9![United Airlines logo]()
$329
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.
Tue 8/259:32 am
STL
- EUG
2 stops12h 52m
Alaska Airlines
Wed 8/261:25 pm
EUG
- STL
1 stop7h 34m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$366
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:15 pm
MDW
- EUG
1 stop8h 30m
Southwest
Tue 7/145:55 pm
EUG
- MDW
1 stop9h 05m
Southwest
Deal found 6/11![Southwest logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 6/258:05 pm
ORD
- EUG
1 stop15h 02m
Alaska Airlines
Mon 6/297:20 pm
EUG
- ORD
1 stop9h 00m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$369
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.
Tue 9/111:22 am
ORD
- EUG
2 stops13h 06m
Delta
Thu 9/36:10 am
EUG
- ORD
2 stops10h 09m
Delta
Deal found 6/11![Delta logo]()
$307
This Southwest deal was found by Cheapflights users on 6/8. 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 7/410:15 am
MDW
- EUG
2 stops8h 30m
Southwest
Thu 7/92:45 pm
EUG
- MDW
1 stop7h 30m
Southwest
Deal found 6/8![Southwest logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/8. 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 10/206:15 am
PIA
- EUG
1 stop7h 35m
United Airlines
Sat 10/311:00 pm
EUG
- PIA
1 stop5h 47m
United Airlines
Deal found 6/8![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 6/8. 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 8/166:30 am
MDW
- EUG
1 stop5h 55m
Southwest
Thu 8/2011:20 am
EUG
- MDW
2 stops9h 55m
Southwest
Deal found 6/8![Southwest logo]()
$351
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:16 am
STL
- EUG
2 stops13h 30m
Alaska Airlines
Wed 8/1212:34 pm
EUG
- STL
2 stops17h 49m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$398
This Southwest deal was found by Cheapflights users on 6/9. 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.
Fri 8/214:25 pm
MDW
- EUG
1 stop8h 15m
Southwest
Mon 8/241:15 pm
EUG
- MDW
1 stop8h 00m
Southwest
Deal found 6/9![Southwest logo]()
$353
This Delta deal was found by Cheapflights users on 6/12. 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 8/211:59 pm
ORD
- EUG
2 stops11h 47m
Delta
Tue 8/2512:29 pm
EUG
- ORD
1 stop9h 00m
Delta
Deal found 6/12![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/234:48 pm
STL
- EUG
1 stop6h 33m
United Airlines
Sat 6/271:07 pm
EUG
- STL
1 stop8h 40m
United Airlines
Deal found 6/8![United Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 6/8. 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 8/66:15 am
MDW
- EUG
1 stop10h 55m
Southwest
Mon 8/1011:20 am
EUG
- MDW
2 stops9h 55m
Southwest
Deal found 6/8![Southwest logo]()
$357
This Southwest deal was found by Cheapflights users on 6/9. 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.
Fri 7/36:00 pm
MDW
- EUG
1 stop6h 40m
Southwest
Thu 7/92:45 pm
EUG
- MDW
1 stop7h 30m
Southwest
Deal found 6/9![Southwest logo]()
$359
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:50 am
PIA
- EUG
1 stop6h 18m
United Airlines
Sat 10/3112:25 pm
EUG
- PIA
1 stop6h 51m
United Airlines
Deal found 6/9![United Airlines logo]()
$449
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/45:25 am
MDW
- EUG
1 stop6h 10m
Southwest
Fri 7/106:40 pm
EUG
- MDW
1 stop8h 20m
Southwest
Deal found 6/11![Southwest logo]()
$373
This United Airlines deal was found by Cheapflights users on 6/12. 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 10/277:00 am
PIA
- EUG
1 stop6h 33m
United Airlines
Sat 10/316:51 pm
EUG
- PIA
2 stops14h 30m
United Airlines
Deal found 6/12![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am
BMI
- EUG
1 stop7h 33m
United Airlines
Sat 10/316:51 pm
EUG
- BMI
2 stops13h 06m
United Airlines
Deal found 6/9![United Airlines logo]()
$454
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.
Fri 7/106:00 pm
MDW
- EUG
1 stop6h 45m
Southwest
Fri 7/174:55 pm
EUG
- MDW
1 stop6h 35m
Southwest
Deal found 6/10![Southwest logo]()
$383
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/262:39 pm
SPI
- EUG
2 stops10h 42m
American Airlines
Tue 6/306:29 am
EUG
- SPI
2 stops15h 38m
American Airlines
Deal found 6/11![American Airlines logo]()
$831
Last-minute flights from Illinois to EugeneDiscover last-minute flight deals from Illinois to Eugene. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Eugene. Data last updated June 13, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/296:10 am
ORD
- EUG
1 stop7h 51m
United Airlines
Tue 7/712:50 pm
EUG
- ORD
Nonstop4h 10m
United Airlines
Deal found 6/8![United Airlines logo]()
$319
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:55 pm
ORD
- EUG
1 stop7h 56m
Delta
Sat 7/116:15 am
EUG
- ORD
1 stop8h 28m
Delta
Deal found 6/10![Delta logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 7/38:20 pm
ORD
- EUG
1 stop14h 47m
Alaska Airlines
Thu 7/97:20 pm
EUG
- ORD
1 stop9h 00m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$344
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/38:53 am
ORD
- EUG
Nonstop4h 44m
United Airlines
Tue 7/712:50 pm
EUG
- ORD
Nonstop4h 10m
United Airlines
Deal found 6/12![United Airlines logo]()
$346
This Southwest deal was found by Cheapflights users on 6/9. 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.
Fri 7/36:00 pm
MDW
- EUG
1 stop6h 40m
Southwest
Thu 7/92:45 pm
EUG
- MDW
1 stop7h 30m
Southwest
Deal found 6/9![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 6/12. 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 7/34:15 pm
MDW
- EUG
1 stop8h 25m
Southwest
Tue 7/75:55 pm
EUG
- MDW
1 stop9h 05m
Southwest
Deal found 6/12![Southwest logo]()
$360
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 7/49:00 am
ORD
- EUG
Nonstop4h 44m
United Airlines
Thu 7/912:50 pm
EUG
- ORD
Nonstop4h 10m
United Airlines
Deal found 6/8![United Airlines logo]()
$324
This Southwest deal was found by Cheapflights users on 6/8. 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 7/46:15 am
MDW
- EUG
1 stop7h 05m
Southwest
Thu 7/92:45 pm
EUG
- MDW
1 stop7h 30m
Southwest
Deal found 6/8![Southwest logo]()
$344
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:55 pm
ORD
- EUG
1 stop7h 56m
Delta
Sat 7/116:15 am
EUG
- ORD
1 stop8h 28m
Delta
Deal found 6/10![Delta logo]()
$323
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:55 am
ORD
- EUG
1 stop8h 03m
Delta
Tue 7/146:15 am
EUG
- ORD
2 stops10h 42m
Delta
Deal found 6/10![Delta logo]()
$302
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.
Fri 7/108:53 am
ORD
- EUG
Nonstop4h 44m
United Airlines
Fri 7/1712:50 pm
EUG
- ORD
Nonstop4h 10m
United Airlines
Deal found 6/10![United Airlines logo]()
$329
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:55 am
ORD
- EUG
1 stop8h 03m
Delta
Fri 7/1712:32 pm
EUG
- ORD
1 stop9h 06m
Delta
Deal found 6/10![Delta logo]()
$348
One-way flights from Illinois to EugeneSearch for one-way flight options from Illinois to Eugene. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
Search for one-way flight options from Illinois to Eugene. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
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 7/46:42 pm
ORD
- EUG
1 stop7h 17m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$145
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:55 am
ORD
- EUG
1 stop8h 04m
Delta
Deal found 6/10![Delta logo]()
$149
This Delta deal was found by Cheapflights users on 6/12. 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.
Thu 9/101:35 pm
ORD
- EUG
2 stops12h 19m
Delta
Deal found 6/12![Delta logo]()
$154
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 7/39:54 am
MDW
- EUG
2 stops8h 11m
Delta
Deal found 6/11![Delta logo]()
$154
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/310:05 am
MDW
- EUG
1 stop8h 10m
Southwest
Deal found 6/11![Southwest logo]()
$165
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:42 pm
ORD
- EUG
1 stop7h 17m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$175
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.
Wed 7/155:30 am
MDW
- EUG
1 stop6h 20m
Southwest
Deal found 6/10![Southwest logo]()
$175
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:55 am
ORD
- EUG
1 stop8h 04m
Delta
Deal found 6/11![Delta logo]()
$178
This Southwest deal was found by Cheapflights users on 6/12. 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.
Mon 10/126:30 pm
STL
- EUG
1 stop6h 15m
Southwest
Deal found 6/12![Southwest logo]()
$199
This United Airlines deal was found by Cheapflights users on 6/8. 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 8/3110:25 am
ORD
- EUG
Nonstop4h 45m
United Airlines
Deal found 6/8![United Airlines logo]()
$204
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.
Wed 7/15:45 pm
MDW
- EUG
1 stop6h 30m
Southwest
Deal found 6/10![Southwest logo]()
$206
This Booking.com deal was found by Cheapflights users on 6/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:00 am
ORD
- EUG
1 stop9h 01m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$209
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 June 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $250 (Southwest) |
One-way from | $145 (Alaska Airlines) |
Popular in | April |
Cheapest in | February |
Average price | $441 |
Good round-trip deal | $399 or less |
Good one-way deal | $228 or less |
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 13, 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
Cheapest round-trip
St. LouisEugene
STL - EUG
STLEUG
Lambert-St Louis
Tue 10/20
7:30 am-12:19 pm
1 stop6h 49m
Eugene
Tue 10/27
5:45 am-1:23 pm
1 stop5h 38m
$261
St. LouisEugene
STL - EUG
STLEUG
Lambert-St Louis
Wed 9/16
5:35 am-12:55 pm
1 stop9h 20m
Eugene
Thu 9/24
12:20 pm-9:55 pm
1 stop7h 35m
$297
ChicagoEugene
ORD - EUG
ORDEUG
Chicago O'Hare Intl
Fri 8/28
7:00 am-1:04 pm
1 stop8h 04m
Eugene
Sun 8/30
1:44 pm-9:30 pm
1 stop5h 46m
$297
ChicagoEugene
ORD - EUG
ORDEUG
Chicago O'Hare Intl
Wed 8/26
7:48 am-11:49 am
1 stop6h 01m
Eugene
Sat 8/29
1:44 pm-9:30 pm
1 stop5h 46m
$297
ChicagoEugene
ORD - EUG
ORDEUG
Chicago O'Hare Intl
Tue 7/7
5:55 pm-11:51 pm
1 stop7h 56m
Eugene
Thu 7/9
12:32 pm-11:38 pm
1 stop9h 06m
$297
ChicagoEugene
ORD - EUG
ORDEUG
Chicago O'Hare Intl
Tue 9/1
11:22 am-10:28 pm
2 stops13h 06m
Eugene
Thu 9/3
6:10 am-6:19 pm
2 stops10h 09m
$307
ChicagoEugene
ORD - EUG
ORDEUG
Chicago O'Hare Intl
Fri 8/21
10:25 am-1:10 pm
Nonstop4h 45m
Eugene
Tue 8/25
2:19 pm-8:30 pm
Nonstop4h 11m
$329
Quickest round-trip
ChicagoEugene
ORD - EUG
ORDEUG
Chicago O'Hare Intl
Fri 7/10
8:53 am-11:37 am
Nonstop4h 44m
Eugene
Fri 7/17
12:50 pm-7:00 pm
Nonstop4h 10m
$329
ChicagoEugene
ORD - EUG
ORDEUG
Chicago O'Hare Intl
Fri 8/21
10:25 am-1:10 pm
Nonstop4h 45m
Eugene
Mon 8/24
2:15 pm-8:26 pm
Nonstop4h 11m
$329
St. LouisEugene
STL - EUG
STLEUG
Lambert-St Louis
Thu 9/17
6:40 pm-10:40 pm
1 stop6h 00m
Eugene
Wed 9/23
1:40 pm-11:40 pm
1 stop8h 00m
$344
Showing 1-10 of 57 resultsSorted by cheapest first
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.
ORD-EUG
MDW-EUG
PIA-EUG
STL-EUG
MLI-EUG
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
USIL-EUG
ORD-EUG
MDW-EUG
PIA-EUG
STL-EUG
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 June is currently the most expensive (average of $279). 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 13, 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.
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.
Traveling to a place near Eugene?
Book flights to Eugene if you plan to visit one of these locationsNewport
Corvallis
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Illinois to Eugene
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Complete your trip
Complete your trip to Eugene by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Eugene
Explore flights to Eugene departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 13, 2026.
Search flights from Illinois to Eugene by cabin class
Find flights from Illinois to Eugene, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Eugene flights
Browse other Illinois and Eugene flight options. Last updated on June 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Eugene flights
Consider these flights traveling from Illinois to Eugene.
Top 3 airlines flying from Illinois to Eugene
Discover the top 3 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 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$192 | Average$399 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$488 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$278 | Average$461 | FlexibilityNo cancel fee | On-time69% |