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$123+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — ONT
Apr 15 — Apr 221
Tue 4/15
Tue 4/22
1 adult, Economy
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Cheap 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 April 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$246
(Hawaiian Airlines)

One-way from

$123
(Hawaiian Airlines)

Popular in

March

Cheapest in

February

Average price

$414
Provider with most accurate pricing for Eugene-Ontario flight deals.
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Provider most trusted by Cheapflights users for Eugene-Ontario flights.
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From Eugene to Ontario
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One-way flight from Eugene to Ontario
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Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Eugene to Ontario

Cheapest flights from Eugene to Ontario
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 April 10, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 4/9. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/38:24 amEUG - ONT
1 stop7h 08mHawaiian Airlines
Tue 5/66:00 amONT - EUG
1 stop7h 06mHawaiian Airlines
Deal found 4/9$246
This Alaska Airlines deal was found by Cheapflights users on 4/9. 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.
Fri 5/25:21 pmEUG - ONT
1 stop6h 38mAlaska Airlines
Tue 5/66:00 amONT - EUG
1 stop7h 06mAlaska Airlines
Deal found 4/9$277
This Southwest deal was found by Cheapflights users on 4/9. 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.
Wed 5/77:45 amEUG - ONT
1 stop4h 10mSouthwest
Wed 5/143:40 pmONT - EUG
2 stops6h 25mSouthwest
Deal found 4/9$292
This Delta deal was found by Cheapflights users on 4/9. 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 5/207:00 amEUG - ONT
1 stop7h 15mDelta
Mon 5/266:00 amONT - EUG
1 stop4h 45mDelta
Deal found 4/9$342
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Fri 5/21:16 pmEUG - ONT
2 stops25h 09mUnited Airlines
Mon 5/51:45 pmONT - EUG
1 stop6h 45mUnited Airlines
Deal found 4/9$420
This United deal was found by Cheapflights users on 4/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/136:00 amEUG - ONT
1 stop6h 15mMultiple Airlines
Mon 4/1411:33 amONT - EUG
1 stop7h 19mMultiple Airlines
Deal found 4/9$904

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 April 10, 2025.
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

Sat 5/3

8:24 am-3:32 pm

1 stop7h 08m

Ontario

Tue 5/6

6:00 am-1:06 pm

1 stop7h 06m

$246

EugeneOntario

EUG - ONT

EUGONT

Eugene

Fri 5/2

5:21 pm-11:59 pm

1 stop6h 38m

Ontario

Tue 5/6

6:00 am-1:06 pm

1 stop7h 06m

$277

EugeneOntario

EUG - ONT

EUGONT

Eugene

Wed 5/7

7:45 am-11:55 am

1 stop4h 10m

Ontario

Wed 5/14

3:40 pm-10:05 pm

2 stops6h 25m

$292

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 5/20

7:00 am-2:15 pm

1 stop7h 15m

Ontario

Mon 5/26

6:00 am-10:45 am

1 stop4h 45m

$342

EugeneOntario

EUG - ONT

EUGONT

Eugene

Fri 5/2

1:16 pm-2:25 pm

2 stops25h 09m

Ontario

Mon 5/5

1:45 pm-8:30 pm

1 stop6h 45m

$420

EugeneOntario

EUG - ONT

EUGONT

Eugene

Sat 5/3

8:24 am-3:32 pm

1 stop7h 08m

$123

EugeneOntario

EUG - ONT

EUGONT

Eugene

Mon 5/12

8:24 am-3:32 pm

1 stop7h 08m

$129

EugeneOntario

EUG - ONT

EUGONT

Eugene

Sun 4/20

5:00 pm-10:43 pm

1 stop5h 43m

$132

EugeneOntario

EUG - ONT

EUGONT

Eugene

Sun 5/11

6:00 am-12:24 pm

1 stop6h 24m

$169

EugeneOntario

EUG - ONT

EUGONT

Eugene

Sun 4/20

6:37 am-11:59 am

1 stop5h 22m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 11 results
1
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

What is the cheapest month to book a flight from Eugene to Ontario?

Currently, August is the cheapest month in which you can book a flight from Eugene to Ontario (average of $246). Flying from Eugene to Ontario in March is currently the most expensive (average of $328). 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.

What is the cheapest time of day to fly from EUG to ONT?

Find hourly flight availability from Eugene to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 10, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 3% on flights from Eugene to Ontario by exploring options for tickets in the afternoon.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 April 10, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Eugene to Ontario have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,848 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,278 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,907 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,362 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,634 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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.

  • What are the cheapest airlines flying from Eugene to Ontario round-trip?

    Hawaiian Airlines, at $246, was found to be the cheapest airline from Eugene to Ontario.Alternate airlines to your destination round-trip include Alaska Airlines and Southwest. Users have found that Hawaiian Airlines is 34% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Eugene to Ontario one-way?

    The cheapest airlines for a one-way flight from Eugene to Ontario are Hawaiian Airlines ($123), Alaska Airlines ($129), and Delta ($137).

  • Can I find deals for flights from Eugene to Ontario that include hotel bookings?

    Yes. In addition to deals on Eugene to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Eugene to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Eugene to Ontario.

  • Can I find deals for business class flights from Eugene to Ontario?

    Yes. Cheapflights offers flight deals from Eugene to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Eugene to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Eugene to Ontario (average of $246). Flying from Eugene to Ontario in March is currently the most expensive (average of $328). 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.

See more FAQs

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Top 4 airlines flying from Eugene to Ontario

Discover the top 4 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 April 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$217Average$364FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$218Average$376FlexibilityNo cancel feeOn-time69%
DeltaCheapest$249Average$352FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$256Average$366FlexibilityNo cancel feeOn-time63%

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