$145+ 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EUG
Aug 19 — Aug 261
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Eugene with Cheapflights
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Last-minute
One-way
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 20, 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 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/17. 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.
Wed 9/99:49 pm
ONT
- EUG
1 stop13h 42m
Multiple Airlines
Sun 9/136:09 pm
EUG
- ONT
1 stop16h 12m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 7/15. 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 9/191:18 pm
ONT
- EUG
1 stop8h 04m
United Airlines
Wed 9/231:57 pm
EUG
- ONT
1 stop4h 19m
United Airlines
Deal found 7/15![United Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 7/15. 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 8/84:20 pm
ONT
- EUG
1 stop3h 30m
Southwest
Tue 8/1112:25 pm
EUG
- ONT
2 stops8h 30m
Southwest
Deal found 7/15![Southwest logo]()
$294
This lol.travel deal was found by Cheapflights users on 7/20. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:14 pm
ONT
- EUG
1 stop4h 27m
Alaska Airlines
Mon 9/1412:34 pm
EUG
- ONT
1 stop4h 44m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 7/19. 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 8/192:10 pm
ONT
- EUG
2 stops7h 00m
Southwest
Tue 8/255:40 am
EUG
- ONT
2 stops7h 00m
Southwest
Deal found 7/19![Southwest logo]()
$299
This Delta deal was found by Cheapflights users on 7/19. 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 11/265:05 pm
ONT
- EUG
1 stop6h 48m
Delta
Wed 12/25:30 pm
EUG
- ONT
1 stop5h 13m
Delta
Deal found 7/19![Delta logo]()
$302
This Southwest deal was found by Cheapflights users on 7/19. 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 8/275:40 am
ONT
- EUG
2 stops7h 00m
Southwest
Tue 9/12:50 pm
EUG
- ONT
1 stop3h 35m
Southwest
Deal found 7/19![Southwest logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 7/18. 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 8/1310:54 am
ONT
- EUG
1 stop4h 29m
Alaska Airlines
Mon 8/176:00 am
EUG
- ONT
1 stop5h 14m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$315
This Southwest deal was found by Cheapflights users on 7/18. 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 8/176:00 am
ONT
- EUG
2 stops9h 10m
Southwest
Thu 8/2712:20 pm
EUG
- ONT
1 stop7h 00m
Southwest
Deal found 7/18![Southwest logo]()
$320
This Priceline deal was found by Cheapflights users on 7/16. 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 8/2212:00 pm
ONT
- EUG
1 stop6h 58m
Alaska Airlines
Sat 8/294:03 pm
EUG
- ONT
1 stop4h 21m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$342
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 20, 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 20, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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 9/197:12 am
ONT
- EUG
1 stop4h 43m
Alaska Airlines
Wed 9/235:25 am
EUG
- ONT
1 stop4h 26m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 7/19. 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 8/192:10 pm
ONT
- EUG
2 stops7h 00m
Southwest
Tue 8/252:50 pm
EUG
- ONT
1 stop3h 35m
Southwest
Deal found 7/19![Southwest logo]()
$294
This Delta deal was found by Cheapflights users on 7/17. 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 9/95:15 pm
ONT
- EUG
1 stop6h 32m
Delta
Fri 9/116:05 am
EUG
- ONT
1 stop5h 09m
Delta
Deal found 7/17![Delta logo]()
$302
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:40 am
ONT
- EUG
2 stops6h 35m
Southwest
Wed 9/235:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Deal found 7/15![Southwest logo]()
$294
This Alaska Airlines deal was found by Cheapflights users on 7/17. 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 9/106:14 pm
ONT
- EUG
1 stop4h 27m
Alaska Airlines
Fri 9/114:03 pm
EUG
- ONT
1 stop4h 21m
Alaska Airlines
Deal found 7/17![Alaska Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 7/19. 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 10/145:04 pm
ONT
- EUG
1 stop6h 45m
Delta
Wed 10/284:44 pm
EUG
- ONT
1 stop7h 02m
Delta
Deal found 7/19![Delta logo]()
$315
This Southwest deal was found by Cheapflights users on 7/18. 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 8/174:10 pm
ONT
- EUG
1 stop5h 35m
Southwest
Thu 8/276:40 am
EUG
- ONT
1 stop7h 20m
Southwest
Deal found 7/18![Southwest logo]()
$315
This Alaska Airlines deal was found by Cheapflights users on 7/17. 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 9/87:12 am
ONT
- EUG
1 stop5h 42m
Alaska Airlines
Sat 9/125:25 am
EUG
- ONT
1 stop4h 26m
Alaska Airlines
Deal found 7/17![Alaska Airlines logo]()
$315
This Southwest deal was found by Cheapflights users on 7/17. 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 8/811:00 am
ONT
- EUG
2 stops10h 15m
Southwest
Tue 8/115:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Deal found 7/17![Southwest logo]()
$320
Last-minute flights from Ontario to EugeneDiscover last-minute flight deals from Ontario to Eugene. Data last updated July 20, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Eugene. Data last updated July 20, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/16. 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 8/11:50 pm
ONT
- EUG
1 stop3h 58m
United Airlines
Sat 8/81:59 pm
EUG
- ONT
1 stop4h 34m
United Airlines
Deal found 7/16![United Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 7/16. 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 8/46:00 am
ONT
- EUG
1 stop6h 01m
United Airlines
Sun 8/96:00 am
EUG
- ONT
1 stop6h 12m
United Airlines
Deal found 7/16![United Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 7/15. 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 8/84:20 pm
ONT
- EUG
1 stop3h 30m
Southwest
Tue 8/1112:25 pm
EUG
- ONT
2 stops8h 30m
Southwest
Deal found 7/15![Southwest logo]()
$294
This Delta deal was found by Cheapflights users on 7/20. 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 8/1311:56 am
ONT
- EUG
1 stop5h 07m
Delta
Wed 8/196:10 am
EUG
- ONT
1 stop5h 06m
Delta
Deal found 7/20![Delta logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 7/18. 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 8/1310:54 am
ONT
- EUG
1 stop4h 29m
Alaska Airlines
Mon 8/176:00 am
EUG
- ONT
1 stop5h 14m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$315
This Southwest deal was found by Cheapflights users on 7/18. 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 8/176:00 am
ONT
- EUG
2 stops9h 10m
Southwest
Thu 8/2712:20 pm
EUG
- ONT
1 stop7h 00m
Southwest
Deal found 7/18![Southwest logo]()
$320
This Southwest deal was found by Cheapflights users on 7/18. 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 8/175:40 am
ONT
- EUG
2 stops7h 00m
Southwest
Mon 8/315:40 am
EUG
- ONT
2 stops7h 45m
Southwest
Deal found 7/18![Southwest logo]()
$325
This Southwest deal was found by Cheapflights users on 7/19. 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 8/192:10 pm
ONT
- EUG
2 stops7h 00m
Southwest
Tue 8/255:40 am
EUG
- ONT
2 stops7h 00m
Southwest
Deal found 7/19![Southwest logo]()
$299
This Priceline deal was found by Cheapflights users on 7/16. 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 8/2212:00 pm
ONT
- EUG
1 stop6h 58m
Alaska Airlines
Sat 8/294:03 pm
EUG
- ONT
1 stop4h 21m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$342
This Mytrip deal was found by Cheapflights users on 7/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:12 am
ONT
- EUG
2 stops11h 46m
Alaska Airlines
Mon 8/247:35 pm
EUG
- ONT
1 stop15h 29m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$356
This Southwest deal was found by Cheapflights users on 7/19. 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 8/275:40 am
ONT
- EUG
2 stops7h 00m
Southwest
Tue 9/12:50 pm
EUG
- ONT
1 stop3h 35m
Southwest
Deal found 7/19![Southwest logo]()
$307
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 20, 2026.
Search for one-way flight options from Ontario to Eugene. Find affordable one-way fares based on user searches. Data last updated July 20, 2026.
This Priceline deal was found by Cheapflights users on 7/17. 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.
Tue 8/47:00 am
ONT
- EUG
1 stop4h 57m
Alaska Airlines
Deal found 7/17![Alaska Airlines logo]()
$145
This Gotogate deal was found by Cheapflights users on 7/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:20 pm
ONT
- EUG
1 stop11h 47m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$150
This Priceline deal was found by Cheapflights users on 7/15. 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 8/206:02 am
ONT
- EUG
1 stop7h 35m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$158
This Booking.com deal was found by Cheapflights users on 7/16. 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.
Thu 8/69:20 pm
ONT
- EUG
1 stop11h 47m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$163
This United Airlines deal was found by Cheapflights users on 7/15. 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 7/295:00 am
ONT
- EUG
1 stop7h 57m
United Airlines
Deal found 7/15![United Airlines logo]()
$185
This United Airlines deal was found by Cheapflights users on 7/18. 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 9/285:00 am
ONT
- EUG
1 stop8h 12m
United Airlines
Deal found 7/18![United Airlines logo]()
$198
This Southwest deal was found by Cheapflights users on 7/16. 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 7/3110:50 am
ONT
- EUG
1 stop5h 25m
Southwest
Deal found 7/16![Southwest logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 7/17. 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.
Thu 10/811:16 am
ONT
- EUG
3 stops27h 55m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$220
This Booking.com deal was found by Cheapflights users on 7/19. 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.
Fri 8/142:05 pm
ONT
- EUG
1 stop4h 53m
Alaska Airlines
Deal found 7/19![Alaska Airlines logo]()
$224
This Booking.com deal was found by Cheapflights users on 7/19. 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.
Sat 10/36:02 am
ONT
- EUG
2 stops9h 23m
Alaska Airlines
Deal found 7/19![Alaska Airlines logo]()
$232
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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 9/196:02 am
ONT
- EUG
2 stops9h 24m
Alaska Airlines
Deal found 7/16![Alaska Airlines logo]()
$242
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 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $287 (Kiwi.com) |
One-way from | $145 (Priceline) |
Popular in | March |
Cheapest in | February |
Average price | $406 |
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 20, 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
Sat 9/19
7:12 am-11:55 am
1 stop4h 43m
Eugene
Wed 9/23
5:25 am-9:51 am
1 stop4h 26m
$289
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Wed 8/19
2:10 pm-9:10 pm
2 stops7h 00m
Eugene
Tue 8/25
2:50 pm-6:25 pm
1 stop3h 35m
$294
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Sat 9/19
5:40 am-12:15 pm
2 stops6h 35m
Eugene
Wed 9/23
5:40 am-10:15 am
1 stop4h 35m
$294
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Wed 9/9
5:15 pm-11:47 pm
1 stop6h 32m
Eugene
Fri 9/11
6:05 am-11:14 am
1 stop5h 09m
$302
Quickest round-trip
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Thu 9/10
6:14 pm-10:41 pm
1 stop4h 27m
Eugene
Fri 9/11
4:03 pm-8:24 pm
1 stop4h 21m
$302
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Wed 10/14
5:04 pm-11:49 pm
1 stop6h 45m
Eugene
Wed 10/28
4:44 pm-11:46 pm
1 stop7h 02m
$315
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Mon 8/17
4:10 pm-9:45 pm
1 stop5h 35m
Eugene
Thu 8/27
6:40 am-2:00 pm
1 stop7h 20m
$315
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Tue 9/8
7:12 am-12:54 pm
1 stop5h 42m
Eugene
Sat 9/12
5:25 am-9:51 am
1 stop4h 26m
$315
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Sat 8/8
11:00 am-9:15 pm
2 stops10h 15m
Eugene
Tue 8/11
5:40 am-10:15 am
1 stop4h 35m
$320
Cheapest one-way
Quickest one-way
OntarioEugene
ONT - EUG
ONTEUG
Ontario
Sat 8/8
4:20 pm-7:50 pm
1 stop3h 30m
$145
Showing 1-10 of 20 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
What is the cheapest month to book a flight from Ontario to Eugene?
Currently, February is the cheapest month in which you can book a flight from Ontario to Eugene (average of $197). Flying from Ontario to Eugene in March is currently the most expensive (average of $466). 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.
How much does it cost to fly round-trip 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 20, 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.
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
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
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 July 20, 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 20, 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 20, 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 20, 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$382 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$253 | Average$408 | FlexibilityNo cancel fee | On-time63% |