$152+ 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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EUG
mai 9 — mai 161
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Eugene
Cheapest
Best
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 avril 9, 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 avril 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
sam. 6/203:34 pm
ONT
- EUG
1 stop22h 52m
Multiple Airlines
dim. 6/289:08 pm
EUG
- ONT
1 stop18h 01m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$285
This United Airlines deal was found by Cheapflights users on 4/7. 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.
mer. 6/36:00 am
ONT
- EUG
1 stop6h 01m
United Airlines
mer. 6/106:00 am
EUG
- ONT
1 stop6h 12m
United Airlines
Deal found 4/7![United Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 4/7. 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.
mer. 6/34:30 pm
ONT
- EUG
2 stops6h 35m
Southwest
mer. 6/101:40 pm
EUG
- ONT
1 stop6h 40m
Southwest
Deal found 4/7![Southwest logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/287:00 am
ONT
- EUG
1 stop4h 49m
Alaska Airlines
mer. 4/2912:26 pm
EUG
- ONT
1 stop4h 42m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$313
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/146:10 am
ONT
- EUG
1 stop7h 16m
American Airlines
sam. 5/162:49 pm
EUG
- ONT
1 stop4h 45m
American Airlines
Deal found 4/6![American Airlines logo]()
$318
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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.
jeu. 4/307:00 am
ONT
- EUG
1 stop4h 49m
Alaska Airlines
mer. 5/65:17 am
EUG
- ONT
1 stop4h 51m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$328
This CheapOair deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/167:00 am
ONT
- EUG
1 stop4h 57m
Alaska Airlines
mar. 6/231:38 pm
EUG
- ONT
1 stop9h 33m
Alaska Airlines
Deal found 4/5![Alaska Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/45:55 pm
ONT
- EUG
1 stop6h 03m
Delta
lun. 5/115:41 pm
EUG
- ONT
1 stop4h 53m
Delta
Deal found 4/5![Delta logo]()
$333
This CheapOair deal was found by Cheapflights users on 4/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 5/66:00 am
ONT
- EUG
1 stop6h 46m
Alaska Airlines
ven. 5/88:38 pm
EUG
- ONT
1 stop13h 07m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 5/24:52 pm
ONT
- EUG
1 stop4h 32m
American Airlines
dim. 5/32:49 pm
EUG
- ONT
1 stop7h 10m
American Airlines
Deal found 4/6![American Airlines logo]()
$340
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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.
jeu. 5/144:03 pm
ONT
- EUG
1 stop7h 56m
Alaska Airlines
dim. 5/174:00 pm
EUG
- ONT
2 stops19h 10m
Alaska Airlines
Deal found 4/4![Alaska Airlines logo]()
$343
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 avril 9, 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 avril 9, 2026.
This Southwest deal was found by Cheapflights users on 4/4. 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.
dim. 6/76:15 am
ONT
- EUG
1 stop10h 00m
Southwest
mar. 6/95:25 am
EUG
- ONT
1 stop4h 10m
Southwest
Deal found 4/4![Southwest logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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.
mar. 4/287:00 am
ONT
- EUG
1 stop4h 49m
Alaska Airlines
mer. 4/2912:26 pm
EUG
- ONT
1 stop4h 42m
Alaska Airlines
Deal found 4/4![Alaska Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 5/156:45 am
ONT
- EUG
1 stop6h 10m
Delta
dim. 5/175:41 pm
EUG
- ONT
1 stop4h 53m
Delta
Deal found 4/6![Delta logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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.
jeu. 4/307:00 am
ONT
- EUG
1 stop4h 49m
Alaska Airlines
mer. 5/65:17 am
EUG
- ONT
1 stop4h 51m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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.
mar. 5/57:00 am
ONT
- EUG
1 stop4h 49m
Alaska Airlines
mar. 5/128:00 am
EUG
- ONT
1 stop6h 32m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 6/185:59 pm
ONT
- EUG
1 stop5h 52m
Delta
ven. 6/196:13 am
EUG
- ONT
1 stop5h 04m
Delta
Deal found 4/6![Delta logo]()
$403
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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.
ven. 5/85:56 pm
ONT
- EUG
1 stop4h 49m
Alaska Airlines
dim. 5/1012:26 pm
EUG
- ONT
1 stop11h 22m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 7/45:32 pm
ONT
- EUG
1 stop4h 56m
Alaska Airlines
jeu. 7/95:43 pm
EUG
- ONT
1 stop5h 28m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$373
Last-minute flights from Ontario to EugeneDiscover last-minute flight deals from Ontario to Eugene. Data last updated avril 9, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Eugene. Data last updated avril 9, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/287:00 am
ONT
- EUG
1 stop4h 49m
Alaska Airlines
mer. 4/2912:26 pm
EUG
- ONT
1 stop4h 42m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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.
jeu. 4/307:00 am
ONT
- EUG
1 stop4h 49m
Alaska Airlines
mer. 5/65:17 am
EUG
- ONT
1 stop4h 51m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$328
This CheapOair deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 5/27:00 am
ONT
- EUG
1 stop4h 49m
Alaska Airlines
mer. 5/64:02 pm
EUG
- ONT
1 stop7h 46m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$303
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 5/24:52 pm
ONT
- EUG
1 stop4h 32m
American Airlines
dim. 5/32:49 pm
EUG
- ONT
1 stop7h 10m
American Airlines
Deal found 4/6![American Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/45:55 pm
ONT
- EUG
1 stop6h 03m
Delta
lun. 5/115:41 pm
EUG
- ONT
1 stop4h 53m
Delta
Deal found 4/5![Delta logo]()
$333
This Southwest deal was found by Cheapflights users on 4/7. 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.
mar. 5/55:20 pm
ONT
- EUG
1 stop5h 45m
Southwest
mar. 5/121:40 pm
EUG
- ONT
2 stops8h 05m
Southwest
Deal found 4/7![Southwest logo]()
$308
This CheapOair deal was found by Cheapflights users on 4/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 5/66:00 am
ONT
- EUG
1 stop6h 46m
Alaska Airlines
ven. 5/88:38 pm
EUG
- ONT
1 stop13h 07m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/146:10 am
ONT
- EUG
1 stop7h 16m
American Airlines
sam. 5/162:49 pm
EUG
- ONT
1 stop4h 45m
American Airlines
Deal found 4/6![American Airlines logo]()
$318
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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.
jeu. 5/144:03 pm
ONT
- EUG
1 stop7h 56m
Alaska Airlines
dim. 5/174:00 pm
EUG
- ONT
2 stops19h 10m
Alaska Airlines
Deal found 4/4![Alaska Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/146:59 pm
ONT
- EUG
1 stop4h 00m
United Airlines
dim. 5/176:00 am
EUG
- ONT
1 stop6h 22m
United Airlines
Deal found 4/6![United Airlines logo]()
$354
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 avril 9, 2026.
Search for one-way flight options from Ontario to Eugene. Find affordable one-way fares based on user searches. Data last updated avril 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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.
mer. 6/1010:54 am
ONT
- EUG
1 stop4h 24m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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.
sam. 4/257:00 am
ONT
- EUG
1 stop4h 49m
Alaska Airlines
Deal found 4/4![Alaska Airlines logo]()
$162
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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.
jeu. 5/77:00 am
ONT
- EUG
1 stop4h 49m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$167
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/52:59 pm
ONT
- EUG
2 stops7h 46m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$177
This CheapOair deal was found by Cheapflights users on 4/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/117:59 pm
ONT
- EUG
2 stops15h 50m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$183
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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.
mar. 5/193:35 pm
ONT
- EUG
2 stops7h 15m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$187
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 5/35:00 am
ONT
- EUG
1 stop8h 02m
United Airlines
Deal found 4/5![United Airlines logo]()
$188
This CheapOair deal was found by Cheapflights users on 4/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 6/139:20 pm
ONT
- EUG
1 stop11h 47m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$192
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 6/2710:54 am
ONT
- EUG
1 stop4h 24m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$202
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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.
mer. 5/273:35 pm
ONT
- EUG
2 stops7h 15m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 4/7. 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.
mer. 4/296:00 am
ONT
- EUG
2 stops9h 25m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$217
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 avril 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $285 (Kiwi.com) |
One-way from | $152 (Alaska Airlines) |
Popular in | March |
Cheapest in | February |
Average price | $307 |
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 avril 9, 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
dim. 6/7
6:15 am-4:15 pm
1 stop10h 00m
Eugene
mar. 6/9
5:25 am-9:35 am
1 stop4h 10m
$313
Quickest round-trip
OntarioEugene
ONT - EUG
ONTEUG
Ontario
mar. 4/28
7:00 am-11:49 am
1 stop4h 49m
Eugene
mer. 4/29
12:26 pm-5:08 pm
1 stop4h 42m
$313
OntarioEugene
ONT - EUG
ONTEUG
Ontario
jeu. 4/30
7:00 am-11:49 am
1 stop4h 49m
Eugene
mer. 5/6
5:17 am-10:08 am
1 stop4h 51m
$328
OntarioEugene
ONT - EUG
ONTEUG
Ontario
mar. 5/5
7:00 am-11:49 am
1 stop4h 49m
Eugene
mar. 5/12
8:00 am-2:32 pm
1 stop6h 32m
$343
OntarioEugene
ONT - EUG
ONTEUG
Ontario
ven. 5/8
5:56 pm-10:45 pm
1 stop4h 49m
Eugene
dim. 5/10
12:26 pm-11:48 pm
1 stop11h 22m
$363
OntarioEugene
ONT - EUG
ONTEUG
Ontario
sam. 7/4
5:32 pm-10:28 pm
1 stop4h 56m
Eugene
jeu. 7/9
5:43 pm-11:11 pm
1 stop5h 28m
$373
OntarioEugene
ONT - EUG
ONTEUG
Ontario
ven. 5/15
6:45 am-12:55 pm
1 stop6h 10m
Eugene
dim. 5/17
5:41 pm-10:34 pm
1 stop4h 53m
$375
OntarioEugene
ONT - EUG
ONTEUG
Ontario
jeu. 6/18
5:59 pm-11:51 pm
1 stop5h 52m
Eugene
ven. 6/19
6:13 am-11:17 am
1 stop5h 04m
$403
Cheapest one-way
OntarioEugene
ONT - EUG
ONTEUG
Ontario
mer. 6/10
10:54 am-3:18 pm
1 stop4h 24m
$152
OntarioEugene
ONT - EUG
ONTEUG
Ontario
mar. 5/5
11:53 am-5:04 pm
1 stop5h 11m
$152
Showing 1-10 of 19 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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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
Prices
More
What is the cheapest month to book a flight from Ontario to Eugene?
Currently, May is the cheapest month in which you can book a flight from Ontario to Eugene (average of $69). Flying from Ontario to Eugene in February is currently the most expensive (average of $125). 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?
What’s the top layover airport for flights from Ontario to Eugene?
Share of 1-stop round-trip flights from Ontario to Eugene chosen by Cheapflights users in the past 12 months, using the same layover each way.
Oakland (OAK) – chosen by Cheapflights users on 50% of 1-stop itineraries from Ontario to Eugene on Cheapflights.
What’s the cheapest layover airport for flights from Ontario to Eugene?
Average round-trip fare for 1-stop flights from Ontario to Eugene, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Oakland (OAK) is the most affordable 1-stop option, with an average round-trip price of $151.
What’s the fastest layover option from Ontario to Eugene?
Shortest average travel time for 1-stop one-way flights from Ontario to Eugene, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via San Francisco (SFO) have the shortest average one-way travel time for 1-stop routes: 4h 10m.
Which airport typically offers the quickest layover for flights from Ontario to Eugene?
Average layover duration for 1-stop one-way flights from Ontario to Eugene, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via San Francisco (SFO) offer the fastest connection on this route, with an average layover time of 0h 45m.
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 avril 9, 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.
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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
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.
Alternative routes
Complete your trip
Eugene flight routes
Flights by cabin class
Other flight options
Other flights from Ontario
Popular flights
Alternative routes for Ontario to Eugene
See prices for flight routes from nearby airports that may be better suited for you.
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 avril 9, 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 avril 9, 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 avril 9, 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 avril 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$156 | Average$281 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$178 | Average$366 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$180 | Average$258 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$197 | Average$337 | FlexibilityNo cancel fee | On-time75% |