$119+ Cheap flights from Ontario to Eugene (ONT - 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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EUG
Aug 29 — Sep 51
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Eugene with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Ontario to EugeneExplore the most affordable flight options available from Ontario to Eugene. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
Explore the most affordable flight options available from Ontario to Eugene. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
This Booking.com deal was found by Cheapflights users on 7/30. 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.
Mon 8/243:07 pm
ONT
- EUG
1 stop8h 46m
Alaska Airlines
Thu 8/273:08 pm
EUG
- ONT
1 stop8h 16m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 7/29. 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 8/176:30 pm
ONT
- EUG
1 stop3h 15m
Southwest
Thu 8/2011:20 am
EUG
- ONT
2 stops8h 05m
Southwest
Deal found 7/29![Southwest logo]()
$242
This Delta deal was found by Cheapflights users on 7/29. 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.
Sun 8/166:20 am
ONT
- EUG
1 stop6h 44m
Delta
Sat 8/225:43 pm
EUG
- ONT
1 stop5h 02m
Delta
Deal found 7/29![Delta logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 8/1810:54 am
ONT
- EUG
1 stop4h 29m
Alaska Airlines
Tue 8/185:43 pm
EUG
- ONT
1 stop5h 28m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$251
This Booking.com deal was found by Cheapflights users on 7/30. 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.
Wed 8/1210:54 am
ONT
- EUG
1 stop4h 24m
Alaska Airlines
Sat 8/155:37 pm
EUG
- ONT
1 stop5h 34m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 7/26. 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.
Tue 8/187:45 am
ONT
- EUG
1 stop5h 10m
Southwest
Tue 9/111:15 am
EUG
- ONT
1 stop4h 50m
Southwest
Deal found 7/26![Southwest logo]()
$263
This Southwest deal was found by Cheapflights users on 7/27. 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 8/246:00 am
ONT
- EUG
2 stops9h 10m
Southwest
Mon 8/315:40 am
EUG
- ONT
2 stops5h 45m
Southwest
Deal found 7/27![Southwest logo]()
$273
This Trip.com deal was found by Cheapflights users on 7/26. 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.
Tue 9/112:00 pm
ONT
- EUG
1 stop5h 06m
Alaska Airlines
Sat 9/54:03 pm
EUG
- ONT
1 stop4h 21m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$274
This Priceline deal was found by Cheapflights users on 7/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:12 am
ONT
- EUG
1 stop4h 46m
Alaska Airlines
Thu 8/271:18 pm
EUG
- ONT
1 stop5h 45m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$277
This Priceline deal was found by Cheapflights users on 7/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:02 am
ONT
- EUG
1 stop7h 35m
Alaska Airlines
Wed 9/25:25 am
EUG
- ONT
1 stop4h 23m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$283
Best flights from Ontario to EugeneDiscover carefully curated flight deals from Ontario to Eugene that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
Discover carefully curated flight deals from Ontario to Eugene that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 8/266:02 am
ONT
- EUG
1 stop7h 35m
Alaska Airlines
Sat 8/294:03 pm
EUG
- ONT
1 stop4h 21m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Sun 8/236:08 am
ONT
- EUG
1 stop5h 35m
United Airlines
Thu 8/274:11 pm
EUG
- ONT
1 stop6h 48m
United Airlines
Deal found 7/29![United Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 7/27. 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 8/262:10 pm
ONT
- EUG
2 stops7h 00m
Southwest
Sat 8/2911:45 am
EUG
- ONT
2 stops8h 20m
Southwest
Deal found 7/27![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 7/29. 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 8/276:20 am
ONT
- EUG
1 stop6h 44m
Delta
Fri 8/285:43 pm
EUG
- ONT
1 stop5h 02m
Delta
Deal found 7/29![Delta logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 8/145:26 pm
ONT
- EUG
1 stop6h 33m
Alaska Airlines
Tue 8/186:00 am
EUG
- ONT
1 stop7h 09m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 7/26. 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 10/156:15 pm
ONT
- EUG
1 stop5h 15m
Southwest
Mon 10/195:10 am
EUG
- ONT
1 stop6h 05m
Southwest
Deal found 7/26![Southwest logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 9/37:12 am
ONT
- EUG
1 stop5h 36m
Alaska Airlines
Sat 9/54:03 pm
EUG
- ONT
1 stop4h 21m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 7/27. 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.
Tue 9/17:45 am
ONT
- EUG
1 stop5h 10m
Southwest
Sat 9/51:55 pm
EUG
- ONT
1 stop6h 10m
Southwest
Deal found 7/27![Southwest logo]()
$289
This Southwest deal was found by Cheapflights users on 7/25. 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.
Tue 9/14:45 pm
ONT
- EUG
1 stop4h 25m
Southwest
Tue 9/85:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Deal found 7/25![Southwest logo]()
$289
This Southwest deal was found by Cheapflights users on 7/27. 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.
Tue 9/155:45 am
ONT
- EUG
1 stop7h 10m
Southwest
Sat 9/197:00 am
EUG
- ONT
2 stops8h 15m
Southwest
Deal found 7/27![Southwest logo]()
$294
Last-minute flights from Ontario to EugeneDiscover last-minute flight deals from Ontario to Eugene. Data last updated July 30, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Eugene. Data last updated July 30, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 7/30. 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.
Wed 8/1210:54 am
ONT
- EUG
1 stop4h 24m
Alaska Airlines
Sat 8/155:37 pm
EUG
- ONT
1 stop5h 34m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 7/29. 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.
Sun 8/166:20 am
ONT
- EUG
1 stop6h 44m
Delta
Sat 8/225:43 pm
EUG
- ONT
1 stop5h 02m
Delta
Deal found 7/29![Delta logo]()
$247
This Southwest deal was found by Cheapflights users on 7/29. 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 8/176:30 pm
ONT
- EUG
1 stop3h 15m
Southwest
Thu 8/2011:20 am
EUG
- ONT
2 stops8h 05m
Southwest
Deal found 7/29![Southwest logo]()
$242
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 8/1710:54 am
ONT
- EUG
1 stop4h 29m
Alaska Airlines
Mon 8/315:25 am
EUG
- ONT
1 stop4h 26m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 8/1810:54 am
ONT
- EUG
1 stop4h 29m
Alaska Airlines
Tue 8/185:43 pm
EUG
- ONT
1 stop5h 28m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$251
This Southwest deal was found by Cheapflights users on 7/26. 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.
Tue 8/187:45 am
ONT
- EUG
1 stop5h 10m
Southwest
Tue 9/111:15 am
EUG
- ONT
1 stop4h 50m
Southwest
Deal found 7/26![Southwest logo]()
$263
This Priceline deal was found by Cheapflights users on 7/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:12 am
ONT
- EUG
1 stop4h 46m
Alaska Airlines
Thu 8/271:18 pm
EUG
- ONT
1 stop5h 45m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$277
This Booking.com deal was found by Cheapflights users on 7/30. 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.
Mon 8/243:07 pm
ONT
- EUG
1 stop8h 46m
Alaska Airlines
Thu 8/273:08 pm
EUG
- ONT
1 stop8h 16m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 7/27. 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 8/246:00 am
ONT
- EUG
2 stops9h 10m
Southwest
Mon 8/315:40 am
EUG
- ONT
2 stops5h 45m
Southwest
Deal found 7/27![Southwest logo]()
$273
This Priceline deal was found by Cheapflights users on 7/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:02 am
ONT
- EUG
1 stop7h 35m
Alaska Airlines
Wed 9/25:25 am
EUG
- ONT
1 stop4h 23m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$283
One-way flights from Ontario to EugeneSearch for one-way flight options from Ontario to Eugene. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
Search for one-way flight options from Ontario to Eugene. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Sun 8/96:00 am
ONT
- EUG
1 stop6h 01m
United Airlines
Deal found 7/26![United Airlines logo]()
$119
This Delta deal was found by Cheapflights users on 7/27. 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 8/1411:56 am
ONT
- EUG
1 stop5h 07m
Delta
Deal found 7/27![Delta logo]()
$124
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 8/2110:47 am
ONT
- EUG
1 stop4h 39m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$129
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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 9/57:12 am
ONT
- EUG
1 stop4h 46m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:56 pm
ONT
- EUG
2 stops39h 30m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$146
This Southwest deal was found by Cheapflights users on 7/26. 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 9/162:10 pm
ONT
- EUG
2 stops7h 05m
Southwest
Deal found 7/26![Southwest logo]()
$150
This Priceline deal was found by Cheapflights users on 7/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:12 am
ONT
- EUG
1 stop5h 36m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$155
This United Airlines deal was found by Cheapflights users on 7/28. 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 8/129:01 am
ONT
- EUG
1 stop6h 35m
United Airlines
Deal found 7/28![United Airlines logo]()
$159
This Priceline deal was found by Cheapflights users on 7/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:25 am
ONT
- EUG
1 stop4h 41m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$163
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Thu 8/206:08 am
ONT
- EUG
1 stop5h 35m
United Airlines
Deal found 7/29![United Airlines logo]()
$169
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/76:08 am
ONT
- EUG
1 stop5h 35m
United Airlines
Deal found 7/30![United Airlines logo]()
$185
This Southwest deal was found by Cheapflights users on 7/27. 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 9/186:30 pm
ONT
- EUG
1 stop3h 20m
Southwest
Deal found 7/27![Southwest logo]()
$191
Find flight deals from Ontario to Eugene
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Eugene (EUG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (Alaska Airlines) |
One-way from | $119 (United Airlines) |
Popular in | March |
Cheapest in | February |
Average price | $384 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario 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 July 30, 2026.
Use the filters below to find and compare flights from Ontario to Eugene that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Wed 8/26
6:02 am-1:37 pm
1 stop7h 35m
Eugene
Sat 8/29
4:03 pm-8:24 pm
1 stop4h 21m
$237
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Sun 8/23
6:08 am-11:43 am
1 stop5h 35m
Eugene
Thu 8/27
4:11 pm-10:59 pm
1 stop6h 48m
$237
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Wed 8/26
2:10 pm-9:10 pm
2 stops7h 00m
Eugene
Sat 8/29
11:45 am-8:05 pm
2 stops8h 20m
$247
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Thu 8/27
6:20 am-1:04 pm
1 stop6h 44m
Eugene
Fri 8/28
5:43 pm-10:45 pm
1 stop5h 02m
$247
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Fri 8/14
5:26 pm-11:59 pm
1 stop6h 33m
Eugene
Tue 8/18
6:00 am-1:09 pm
1 stop7h 09m
$277
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Thu 10/15
6:15 pm-11:30 pm
1 stop5h 15m
Eugene
Mon 10/19
5:10 am-11:15 am
1 stop6h 05m
$289
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Thu 9/3
7:12 am-12:48 pm
1 stop5h 36m
Eugene
Sat 9/5
4:03 pm-8:24 pm
1 stop4h 21m
$289
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Tue 9/1
7:45 am-12:55 pm
1 stop5h 10m
Eugene
Sat 9/5
1:55 pm-8:05 pm
1 stop6h 10m
$289
Quickest round-trip
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Tue 9/1
4:45 pm-9:10 pm
1 stop4h 25m
Eugene
Tue 9/8
5:40 am-10:15 am
1 stop4h 35m
$289
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Tue 9/15
5:45 am-12:55 pm
1 stop7h 10m
Eugene
Sat 9/19
7:00 am-3:15 pm
2 stops8h 15m
$294
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Ontario to Eugene
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Eugene in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Ontario-Eugene flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Eugene flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Eugene flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Eugene flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Eugene flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Eugene
Have a flexible travel schedule? Discover the best time to fly to Eugene from Ontario with our price prediction graph.
ONT-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 Ontario to Eugene
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 July 30, 2026.
Read through reviews of airlines operating flights from Ontario to Eugene, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario 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
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Alternative routes for Ontario to Eugene
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Complete your trip
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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 July 30, 2026.
Search flights from Ontario to Eugene by cabin class
Find flights from Ontario to Eugene, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Eugene flights
Browse other Ontario and Eugene flight options. Last updated on July 30, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on July 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Ontario to Eugene
Discover the top 4 airlines that operate flights from Ontario 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 July 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$156 | Average$307 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$180 | Average$286 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$197 | Average$409 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$265 | Average$408 | FlexibilityNo cancel fee | On-time63% |