$131+ 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — ONT
Aug 8 — Aug 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
Best
Last-minute
One-way
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 July 9, 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 July 9, 2026.
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Wed 9/21:57 pm
EUG
- ONT
1 stop6h 04m
United Airlines
Wed 9/166:08 am
ONT
- EUG
1 stop5h 35m
United Airlines
Deal found 7/7![United Airlines logo]()
$261
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Wed 8/53:00 pm
ONT
- EUG
1 stop6h 10m
Southwest
Deal found 7/6![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:50 pm
EUG
- ONT
1 stop3h 35m
Southwest
Wed 8/192:10 pm
ONT
- EUG
2 stops7h 00m
Southwest
Deal found 7/8![Southwest logo]()
$266
This Southwest deal was found by Cheapflights users on 7/7. 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.
Wed 8/55:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Wed 8/125:45 am
ONT
- EUG
2 stops8h 15m
Southwest
Deal found 7/7![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Thu 8/66:00 am
ONT
- EUG
1 stop6h 40m
Southwest
Deal found 7/6![Southwest logo]()
$269
This Southwest deal was found by Cheapflights users on 7/7. 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.
Tue 9/111:15 am
EUG
- ONT
2 stops7h 15m
Southwest
Wed 9/92:10 pm
ONT
- EUG
2 stops7h 00m
Southwest
Deal found 7/7![Southwest logo]()
$273
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:20 am
EUG
- ONT
1 stop6h 56m
Delta
Mon 8/316:01 pm
ONT
- EUG
1 stop5h 58m
Delta
Deal found 7/8![Delta logo]()
$275
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:20 pm
EUG
- ONT
1 stop7h 00m
Southwest
Mon 8/175:40 am
ONT
- EUG
1 stop6h 00m
Southwest
Deal found 7/6![Southwest logo]()
$276
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:05 am
EUG
- ONT
1 stop5h 09m
Delta
Tue 9/296:00 am
ONT
- EUG
1 stop5h 52m
Delta
Deal found 7/8![Delta logo]()
$296
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 July 9, 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 July 9, 2026.
This Southwest deal was found by Cheapflights users on 7/7. 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.
Wed 8/55:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Wed 8/125:45 am
ONT
- EUG
1 stop7h 10m
Southwest
Deal found 7/7![Southwest logo]()
$262
This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:27 am
EUG
- ONT
1 stop6h 34m
United Airlines
Wed 10/285:00 am
ONT
- EUG
1 stop8h 14m
United Airlines
Deal found 7/8![United Airlines logo]()
$341
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:10 am
EUG
- ONT
1 stop5h 06m
Delta
Sun 8/236:00 am
ONT
- EUG
1 stop5h 49m
Delta
Deal found 7/8![Delta logo]()
$344
This Alaska Airlines deal was found by Cheapflights users on 7/4. 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.
Mon 8/3112:40 pm
EUG
- ONT
1 stop4h 30m
Alaska Airlines
Wed 9/27:12 am
ONT
- EUG
1 stop5h 36m
Alaska Airlines
Deal found 7/4![Alaska Airlines logo]()
$415
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Wed 8/53:00 pm
ONT
- EUG
1 stop6h 10m
Southwest
Deal found 7/6![Southwest logo]()
$262
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Fri 9/256:00 am
EUG
- ONT
1 stop6h 18m
United Airlines
Mon 9/281:52 pm
ONT
- EUG
1 stop6h 52m
United Airlines
Deal found 7/8![United Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:25 pm
EUG
- ONT
2 stops7h 40m
Southwest
Thu 8/64:10 pm
ONT
- EUG
1 stop5h 35m
Southwest
Deal found 7/6![Southwest logo]()
$345
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:03 pm
EUG
- ONT
1 stop4h 21m
Alaska Airlines
Mon 9/216:02 am
ONT
- EUG
1 stop7h 42m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 7/7. 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.
Fri 12/184:40 pm
EUG
- ONT
1 stop7h 08m
Delta
Mon 12/285:05 pm
ONT
- EUG
1 stop6h 48m
Delta
Deal found 7/7![Delta logo]()
$427
This United Airlines deal was found by Cheapflights users on 7/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/11:59 pm
EUG
- ONT
1 stop4h 34m
United Airlines
Sat 8/81:50 pm
ONT
- EUG
1 stop3h 58m
United Airlines
Deal found 7/4![United Airlines logo]()
$425
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:40 am
EUG
- ONT
1 stop7h 45m
Southwest
Fri 8/2112:35 pm
ONT
- EUG
2 stops10h 05m
Southwest
Deal found 7/6![Southwest logo]()
$420
Last-minute flights from Eugene to OntarioDiscover last-minute flight deals from Eugene to Ontario. Data last updated July 9, 2026 and is based on user searches.
Discover last-minute flight deals from Eugene to Ontario. Data last updated July 9, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Wed 8/53:00 pm
ONT
- EUG
1 stop6h 10m
Southwest
Deal found 7/6![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 7/7. 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.
Wed 8/55:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Wed 8/125:45 am
ONT
- EUG
2 stops8h 15m
Southwest
Deal found 7/7![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Thu 8/66:00 am
ONT
- EUG
1 stop6h 40m
Southwest
Deal found 7/6![Southwest logo]()
$269
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:40 am
EUG
- ONT
1 stop4h 35m
Southwest
Wed 8/197:45 am
ONT
- EUG
1 stop5h 10m
Southwest
Deal found 7/8![Southwest logo]()
$261
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:20 pm
EUG
- ONT
1 stop7h 00m
Southwest
Mon 8/175:40 am
ONT
- EUG
1 stop6h 00m
Southwest
Deal found 7/6![Southwest logo]()
$276
This Flightnetwork deal was found by Cheapflights users on 7/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:03 pm
EUG
- ONT
1 stop4h 21m
Alaska Airlines
Sat 8/296:05 pm
ONT
- EUG
1 stop4h 36m
Alaska Airlines
Deal found 7/4![Alaska Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:20 am
EUG
- ONT
1 stop6h 56m
Delta
Mon 8/316:01 pm
ONT
- EUG
1 stop5h 58m
Delta
Deal found 7/8![Delta logo]()
$275
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 July 9, 2026.
Search for one-way flight options from Eugene to Ontario. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
This Delta deal was found by Cheapflights users on 7/7. 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.
Sat 8/84:43 pm
EUG
- ONT
1 stop5h 40m
Delta
Deal found 7/7![Delta logo]()
$131
This Delta deal was found by Cheapflights users on 7/9. 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 8/175:43 pm
EUG
- ONT
1 stop5h 02m
Delta
Deal found 7/9![Delta logo]()
$132
This Southwest deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:15 pm
EUG
- ONT
2 stops8h 00m
Southwest
Deal found 7/9![Southwest logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/95:55 pm
EUG
- ONT
1 stop14h 08m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$165
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Tue 8/111:57 pm
EUG
- ONT
1 stop4h 14m
United Airlines
Deal found 7/7![United Airlines logo]()
$171
This Delta deal was found by Cheapflights users on 7/7. 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.
Fri 8/75:20 am
EUG
- ONT
1 stop6h 56m
Delta
Deal found 7/7![Delta logo]()
$176
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Thu 8/135:45 am
EUG
- ONT
1 stop6h 27m
United Airlines
Deal found 7/7![United Airlines logo]()
$178
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:10 am
EUG
- ONT
1 stop5h 06m
Delta
Deal found 7/4![Delta logo]()
$202
This Southwest deal was found by Cheapflights users on 7/4. 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.
Wed 8/1911:15 am
EUG
- ONT
2 stops7h 15m
Southwest
Deal found 7/4![Southwest logo]()
$207
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/64:43 pm
EUG
- ONT
1 stop6h 51m
Delta
Deal found 7/4![Delta logo]()
$214
This Mytrip deal was found by Cheapflights users on 7/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:23 pm
EUG
- ONT
1 stop14h 58m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$219
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:45 pm
EUG
- ONT
1 stop5h 07m
Delta
Deal found 7/8![Delta logo]()
$224
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 July 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $261 (United Airlines) |
One-way from | $131 (Delta) |
Popular in | March |
Cheapest in | October |
Average price | $379 |
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 July 9, 2026.
Use the filters below to find and compare flights from Eugene to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
EugeneOntario
EUG - ONT
EUGONT
Eugene
Wed 8/5
5:40 am-10:15 am
1 stop4h 35m
Ontario
Wed 8/12
5:45 am-12:55 pm
1 stop7h 10m
$262
EugeneOntario
EUG - ONT
EUGONT
Eugene
Wed 8/5
5:40 am-10:15 am
1 stop4h 35m
Ontario
Wed 8/5
3:00 pm-9:10 pm
1 stop6h 10m
$262
EugeneOntario
EUG - ONT
EUGONT
Eugene
Tue 10/27
5:27 am-12:01 pm
1 stop6h 34m
Ontario
Wed 10/28
5:00 am-1:14 pm
1 stop8h 14m
$341
EugeneOntario
EUG - ONT
EUGONT
Eugene
Wed 8/19
6:10 am-11:16 am
1 stop5h 06m
Ontario
Sun 8/23
6:00 am-11:49 am
1 stop5h 49m
$344
EugeneOntario
EUG - ONT
EUGONT
Eugene
Wed 8/5
12:25 pm-8:05 pm
2 stops7h 40m
Ontario
Thu 8/6
4:10 pm-9:45 pm
1 stop5h 35m
$345
EugeneOntario
EUG - ONT
EUGONT
Eugene
Fri 9/25
6:00 am-12:18 pm
1 stop6h 18m
Ontario
Mon 9/28
1:52 pm-8:44 pm
1 stop6h 52m
$377
EugeneOntario
EUG - ONT
EUGONT
Eugene
Mon 8/31
12:40 pm-5:10 pm
1 stop4h 30m
Ontario
Wed 9/2
7:12 am-12:48 pm
1 stop5h 36m
$415
EugeneOntario
EUG - ONT
EUGONT
Eugene
Tue 8/18
6:40 am-2:25 pm
1 stop7h 45m
Ontario
Fri 8/21
12:35 pm-10:40 pm
2 stops10h 05m
$420
Quickest round-trip
EugeneOntario
EUG - ONT
EUGONT
Eugene
Sat 8/1
1:59 pm-6:33 pm
1 stop4h 34m
Ontario
Sat 8/8
1:50 pm-5:48 pm
1 stop3h 58m
$425
EugeneOntario
EUG - ONT
EUGONT
Eugene
Fri 9/18
4:03 pm-8:24 pm
1 stop4h 21m
Ontario
Mon 9/21
6:02 am-1:44 pm
1 stop7h 42m
$427
Showing 1-10 of 23 resultsSorted by cheapest first
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 July.
| 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 July 9, 2026.
Get a feel of what it's like to fly with Alaska Airlines and Southwest 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.
Crew
8.5
Entertainment
7.0
Boarding
8.1
Overall
7.9
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Entertainment
7.0
Boarding
8.1
Overall
7.9
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Entertainment
7.0
Boarding
8.1
Overall
7.9
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
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.
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
Flights by cabin class
Ontario flight routes
Other flight options
Other flights from Eugene
Popular flights
Alternative routes for Eugene to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Eugene to Ontario by cabin class
Find flights from Eugene to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 9, 2026.
Eugene and Ontario flights
Browse other Eugene and Ontario flight options. Last updated on July 9, 2026.
Other flights from Eugene
Browse through other flights departing from Eugene. Flights are based on user searches made on Cheapflights and were last updated on July 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Eugene to Ontario
Discover the top 2 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 July 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$434 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$242 | Average$362 | FlexibilityNo cancel fee | On-time63% |