$99+ Cheap flights from Eugene to Ontario (EUG - ONT)
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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — ONT
Mar 13 — Mar 201
1 adult, Economy
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Find cheap flights from Eugene to Ontario 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 Eugene to Ontario
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Cheapest flights from Eugene to OntarioExplore the most affordable flight options available from Eugene to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
Explore the most affordable flight options available from Eugene to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 3/33:07 pm
EUG
- ONT
1 stop7h 37m
Alaska Airlines
Tue 3/104:02 pm
ONT
- EUG
1 stop5h 29m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 3/109:01 am
EUG
- ONT
1 stop6h 07m
Alaska Airlines
Wed 3/114:02 pm
ONT
- EUG
1 stop7h 56m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$228
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Mon 3/25:42 am
EUG
- ONT
1 stop5h 26m
Alaska Airlines
Sat 3/77:00 am
ONT
- EUG
1 stop4h 52m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$250
This Delta deal was found by Cheapflights users on 2/9. 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.
Tue 3/246:08 am
EUG
- ONT
1 stop5h 10m
Delta
Wed 3/256:00 am
ONT
- EUG
1 stop5h 00m
Delta
Deal found 2/9![Delta logo]()
$258
This Delta deal was found by Cheapflights users on 2/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:08 am
EUG
- ONT
1 stop5h 10m
Delta
Wed 4/15:53 pm
ONT
- EUG
1 stop5h 57m
Delta
Deal found 2/7![Delta logo]()
$259
This Expedia deal was found by Cheapflights users on 2/10. 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.
Tue 3/34:01 pm
EUG
- ONT
1 stop7h 51m
Alaska Airlines
Sat 3/77:00 am
ONT
- EUG
1 stop4h 52m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/89:37 pm
EUG
- ONT
1 stop10h 29m
Multiple Airlines
Sat 3/142:23 pm
ONT
- EUG
2 stops21h 45m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$264
This Delta deal was found by Cheapflights users on 2/9. 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.
Mon 3/211:25 am
EUG
- ONT
2 stops12h 24m
Delta
Sat 3/76:00 am
ONT
- EUG
1 stop5h 50m
Delta
Deal found 2/9![Delta logo]()
$265
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/246:00 am
EUG
- ONT
1 stop6h 18m
United Airlines
Wed 4/16:49 pm
ONT
- EUG
1 stop4h 10m
United Airlines
Deal found 2/9![United Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 2/9. 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.
Tue 3/246:08 am
EUG
- ONT
1 stop5h 10m
Delta
Thu 3/265:09 pm
ONT
- EUG
1 stop5h 37m
Delta
Deal found 2/9![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 2/10. 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 3/36:07 am
EUG
- ONT
1 stop7h 47m
Delta
Sat 3/76:00 am
ONT
- EUG
1 stop5h 50m
Delta
Deal found 2/10![Delta logo]()
$270
Best flights from Eugene to OntarioDiscover carefully curated flight deals from Eugene to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
Discover carefully curated flight deals from Eugene to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 3/105:42 am
EUG
- ONT
1 stop5h 26m
Alaska Airlines
Wed 3/114:02 pm
ONT
- EUG
1 stop5h 29m
Alaska Airlines
Deal found 2/7![Alaska Airlines logo]()
$228
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Wed 4/82:00 pm
EUG
- ONT
1 stop3h 47m
United Airlines
Sun 4/126:00 am
ONT
- EUG
1 stop5h 55m
United Airlines
Deal found 2/8![United Airlines logo]()
$250
This Delta deal was found by Cheapflights users on 2/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:08 am
EUG
- ONT
1 stop5h 10m
Delta
Wed 4/15:53 pm
ONT
- EUG
1 stop5h 57m
Delta
Deal found 2/7![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 2/9. 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.
Mon 3/211:25 am
EUG
- ONT
2 stops12h 24m
Delta
Sat 3/76:00 am
ONT
- EUG
1 stop5h 50m
Delta
Deal found 2/9![Delta logo]()
$265
This Delta deal was found by Cheapflights users on 2/10. 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 3/36:07 am
EUG
- ONT
1 stop7h 47m
Delta
Sat 3/76:00 am
ONT
- EUG
1 stop5h 50m
Delta
Deal found 2/10![Delta logo]()
$270
This Delta deal was found by Cheapflights users on 2/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/236:08 am
EUG
- ONT
1 stop11h 05m
Delta
Tue 3/315:53 pm
ONT
- EUG
1 stop5h 57m
Delta
Deal found 2/7![Delta logo]()
$270
Last-minute flights from Eugene to OntarioDiscover last-minute flight deals from Eugene to Ontario. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Eugene to Ontario. Data last updated February 11, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Mon 3/25:42 am
EUG
- ONT
1 stop5h 26m
Alaska Airlines
Sat 3/77:00 am
ONT
- EUG
1 stop4h 52m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$250
This Delta deal was found by Cheapflights users on 2/9. 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.
Mon 3/211:25 am
EUG
- ONT
2 stops12h 24m
Delta
Sat 3/76:00 am
ONT
- EUG
1 stop5h 50m
Delta
Deal found 2/9![Delta logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 3/33:07 pm
EUG
- ONT
1 stop7h 37m
Alaska Airlines
Tue 3/104:02 pm
ONT
- EUG
1 stop5h 29m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$197
This Expedia deal was found by Cheapflights users on 2/10. 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.
Tue 3/34:01 pm
EUG
- ONT
1 stop7h 51m
Alaska Airlines
Sat 3/77:00 am
ONT
- EUG
1 stop4h 52m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$263
This Delta deal was found by Cheapflights users on 2/10. 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 3/36:07 am
EUG
- ONT
1 stop7h 47m
Delta
Sat 3/76:00 am
ONT
- EUG
1 stop5h 50m
Delta
Deal found 2/10![Delta logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/89:37 pm
EUG
- ONT
1 stop10h 29m
Multiple Airlines
Sat 3/142:23 pm
ONT
- EUG
2 stops21h 45m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$264
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 3/109:01 am
EUG
- ONT
1 stop6h 07m
Alaska Airlines
Wed 3/114:02 pm
ONT
- EUG
1 stop7h 56m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$228
This Delta deal was found by Cheapflights users on 2/9. 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.
Tue 3/246:08 am
EUG
- ONT
1 stop5h 10m
Delta
Wed 3/256:00 am
ONT
- EUG
1 stop5h 00m
Delta
Deal found 2/9![Delta logo]()
$258
This Delta deal was found by Cheapflights users on 2/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:08 am
EUG
- ONT
1 stop5h 10m
Delta
Wed 4/15:53 pm
ONT
- EUG
1 stop5h 57m
Delta
Deal found 2/7![Delta logo]()
$259
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/246:00 am
EUG
- ONT
1 stop6h 18m
United Airlines
Wed 4/16:49 pm
ONT
- EUG
1 stop4h 10m
United Airlines
Deal found 2/9![United Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 2/9. 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.
Tue 3/246:08 am
EUG
- ONT
1 stop5h 10m
Delta
Thu 3/265:09 pm
ONT
- EUG
1 stop5h 37m
Delta
Deal found 2/9![Delta logo]()
$269
One-way flights from Eugene to OntarioSearch for one-way flight options from Eugene to Ontario. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
Search for one-way flight options from Eugene to Ontario. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Tue 3/33:07 pm
EUG
- ONT
1 stop7h 37m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$99
This Delta deal was found by Cheapflights users on 2/9. 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.
Tue 3/246:08 am
EUG
- ONT
1 stop5h 10m
Delta
Deal found 2/9![Delta logo]()
$104
This Delta deal was found by Cheapflights users on 2/9. 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.
Tue 3/311:25 am
EUG
- ONT
2 stops12h 24m
Delta
Deal found 2/9![Delta logo]()
$109
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/46:00 am
EUG
- ONT
1 stop6h 48m
United Airlines
Deal found 2/9![United Airlines logo]()
$134
This Expedia deal was found by Cheapflights users on 2/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:01 am
EUG
- ONT
2 stops9h 44m
Alaska Airlines
Deal found 2/11![Alaska Airlines logo]()
$137
This Delta deal was found by Cheapflights users on 2/10. 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.
Wed 3/46:07 am
EUG
- ONT
1 stop7h 47m
Delta
Deal found 2/10![Delta logo]()
$139
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 3/45:20 am
EUG
- ONT
2 stops17h 24m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$143
This Delta deal was found by Cheapflights users on 2/10. 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 4/286:30 am
EUG
- ONT
2 stops9h 55m
Delta
Deal found 2/10![Delta logo]()
$149
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Mon 3/25:42 am
EUG
- ONT
1 stop5h 26m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Sun 3/112:52 pm
EUG
- ONT
1 stop11h 00m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 2/10. 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.
Mon 3/211:25 am
EUG
- ONT
2 stops12h 24m
Delta
Deal found 2/10![Delta logo]()
$162
Find flight deals from Eugene to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Eugene (EUG) to Ontario (ONT). 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 February 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $197 (Alaska Airlines) |
One-way from | $99 (Alaska Airlines) |
Popular in | March |
Cheapest in | October |
Average price | $366 |
Cheapflights Fare Finder
Customize your flight search to find flights from Eugene to Ontario 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 February 11, 2026.
Use the filters below to find and compare flights from Eugene to Ontario that are best for you.
Fly from
Eugene
Fly to
Ontario
Route
Depart
Return
Price
EugeneOntario
EUG - ONT
EUGONT
Eugene
Tue 3/10
5:42 am-11:08 am
1 stop5h 26m
Ontario
Wed 3/11
4:02 pm-9:31 pm
1 stop5h 29m
$228
EugeneOntario
EUG - ONT
EUGONT
Eugene
Wed 4/8
2:00 pm-5:47 pm
1 stop3h 47m
Ontario
Sun 4/12
6:00 am-11:55 am
1 stop5h 55m
$250
EugeneOntario
EUG - ONT
EUGONT
Eugene
Tue 3/24
6:08 am-11:18 am
1 stop5h 10m
Ontario
Wed 4/1
5:53 pm-11:50 pm
1 stop5h 57m
$259
EugeneOntario
EUG - ONT
EUGONT
Eugene
Mon 3/2
11:25 am-11:49 pm
2 stops12h 24m
Ontario
Sat 3/7
6:00 am-11:50 am
1 stop5h 50m
$265
EugeneOntario
EUG - ONT
EUGONT
Eugene
Tue 3/3
6:07 am-1:54 pm
1 stop7h 47m
Ontario
Sat 3/7
6:00 am-11:50 am
1 stop5h 50m
$270
EugeneOntario
EUG - ONT
EUGONT
Eugene
Mon 3/23
6:08 am-5:13 pm
1 stop11h 05m
Ontario
Tue 3/31
5:53 pm-11:50 pm
1 stop5h 57m
$270
EugeneOntario
EUG - ONT
EUGONT
Eugene
Tue 3/3
3:07 pm-10:44 pm
1 stop7h 37m
$99
EugeneOntario
EUG - ONT
EUGONT
Eugene
Sat 3/7
5:15 am-12:07 pm
1 stop6h 52m
$99
EugeneOntario
EUG - ONT
EUGONT
Eugene
Tue 3/24
6:08 am-11:18 am
1 stop5h 10m
$104
EugeneOntario
EUG - ONT
EUGONT
Eugene
Tue 3/3
11:25 am-11:49 pm
2 stops12h 24m
$109
Showing 1-10 of 17 results
Compare providers for flights from Eugene to Ontario
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 Eugene to Ontario in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Eugene-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Eugene-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Eugene-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Eugene-Ontario 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 Eugene-Ontario 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 Eugene to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Eugene with our price prediction graph.
EUG-ONT
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 Eugene to Ontario
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated February 11, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and United Airlines from Eugene to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
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Find useful and relevant information for your journey from Eugene to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Eugene to Ontario
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Eugene and Ontario flights
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Top 3 airlines flying from Eugene to Ontario
Discover the top 3 airlines that operate flights from Eugene to Ontario. 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 February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$212 | Average$342 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$238 | Average$328 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$265 | Average$342 | FlexibilityNo cancel fee | On-time75% |