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Eugene

$131+ 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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EUG
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Ontario to Eugene are usually found in August or February, booked 26 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$262
(Hawaiian Airlines)

One-way from

$131
(Alaska Airlines)

Popular in

November

Cheapest in

August

Average price

$365
Provider with most accurate pricing for Ontario-Eugene flight deals.
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Provider most trusted by Cheapflights users for Ontario-Eugene flights.
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From Ontario to Eugene
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One-way flight from Ontario to Eugene
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Highest demand for flights based on searches. 11% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Ontario to Eugene

Cheapest flights from Ontario to Eugene
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 March 25, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 4/296:00 amONT - EUG
1 stop7h 06mHawaiian Airlines
Thu 5/18:24 amEUG - ONT
1 stop7h 08mHawaiian Airlines
Deal found 3/24$262
This American Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 4/1512:50 pmONT - EUG
1 stop6h 29mAmerican Airlines
Tue 4/296:37 amEUG - ONT
1 stop5h 22mAmerican Airlines
Deal found 3/24$263
This Southwest deal was found by Cheapflights users on 3/24. 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 4/158:50 amONT - EUG
2 stops6h 55mSouthwest
Tue 4/291:50 pmEUG - ONT
1 stop4h 20mSouthwest
Deal found 3/24$268
This Delta deal was found by Cheapflights users on 3/24. 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 4/185:45 amONT - EUG
1 stop5h 05mDelta
Sun 4/205:00 pmEUG - ONT
1 stop5h 43mDelta
Deal found 3/24$275
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/84:29 pmONT - EUG
1 stop4h 25mAlaska Airlines
Tue 5/138:24 amEUG - ONT
1 stop7h 08mAlaska Airlines
Deal found 3/24$283
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Sun 6/296:39 pmONT - EUG
1 stop4h 05mUnited Airlines
Fri 7/46:00 amEUG - ONT
1 stop6h 14mUnited Airlines
Deal found 3/24$293
This United deal was found by Cheapflights users on 3/24. 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.
Thu 4/31:20 pmONT - EUG
2 stops7h 40mMultiple Airlines
Tue 4/88:30 amEUG - ONT
2 stops9h 21mMultiple Airlines
Deal found 3/24$1,075

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 March 25, 2025.
Use the filters below to find and compare flights from Ontario to Eugene that are best for you.

Fly from

Ontario

Fly to

Eugene

Route

Depart

Return

Price

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Tue 4/29

6:00 am-1:06 pm

1 stop7h 06m

Eugene

Thu 5/1

8:24 am-3:32 pm

1 stop7h 08m

$262

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Tue 4/15

12:50 pm-7:19 pm

1 stop6h 29m

Eugene

Tue 4/29

6:37 am-11:59 am

1 stop5h 22m

$263

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Tue 4/15

8:50 am-3:45 pm

2 stops6h 55m

Eugene

Tue 4/29

1:50 pm-6:10 pm

1 stop4h 20m

$268

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Thu 5/8

4:29 pm-8:54 pm

1 stop4h 25m

Eugene

Tue 5/13

8:24 am-3:32 pm

1 stop7h 08m

$283

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Sat 7/26

5:53 pm-11:17 pm

1 stop5h 24m

Eugene

Tue 8/5

5:45 am-12:23 pm

1 stop6h 38m

$291

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Sun 6/29

6:39 pm-10:44 pm

1 stop4h 05m

Eugene

Fri 7/4

6:00 am-12:14 pm

1 stop6h 14m

$293

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Thu 6/5

7:20 pm-11:55 pm

1 stop4h 35m

$131

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Mon 4/7

11:33 am-6:52 pm

1 stop7h 19m

$213

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Sat 4/5

5:40 am-10:40 am

1 stop5h 00m

$214

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Mon 5/26

6:41 pm-1:00 pm

2 stops18h 19m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 12 results
1
2

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 March.
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 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.
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

How far ahead should I book a flight from Ontario to Eugene?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Eugene. Price data was last updated on March 21, 2025.

The best time to book flights from Ontario to Eugene is 26 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Eugene (average of $321). Flying from Ontario to Eugene in June is currently the most expensive (average of $558). 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 ONT to EUG?

Find hourly flight availability from Ontario to Eugene. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

It’s typically best to fly out from Ontario to Eugene in the evening. Doing so could potentially save you 11% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Eugene by month

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

In terms of precipitation, rainfall in Eugene ranges from 0.5 - 7.8 inches per month. December is typically the wettest month, when rainfall can reach 7.8 in. July is typically the driest time to visit Eugene when rainfall is around 0.5 in.

Temperature in Eugene by month

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

If weather is an important factor for your trip to Eugene, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

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 March 25, 2025.
To help decide which airline to fly from Ontario to Eugene, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,782 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

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

    Hawaiian Airlines, at $262, was found to be the cheapest airline from Ontario to Eugene.Alternate airlines to your destination round-trip include American Airlines and Southwest. These flights start at 27% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $131. Users have also found prices from $132 and $179 on Delta and United Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Eugene 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 Ontario to Eugene?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Eugene (average of $321). Flying from Ontario to Eugene in June is currently the most expensive (average of $558). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Newport
Corvallis
Albany
Yachats

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Top 5 airlines flying from Ontario to Eugene

Discover the top 5 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Avelo AirlinesCheapest$142Average$187FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$164Average$358FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$187Average$313FlexibilityNo cancel feeOn-time75%
DeltaCheapest$218Average$407FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$266Average$405FlexibilityNo cancel feeOn-time63%
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