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Cheap flights from Ontario to Eugene from $105

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Eugene departing on 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Eugene

Cheap round-trip flights

Alaska Airlines Logo
6:00 am - 12:42 pmONT-EUG
6h 42m1 stop
Alaska Airlines Logo
6:00 am - 10:44 amEUG-ONT
4h 44m1 stop
$209Alaska Airlines
Find Deal
Tue, Sep 2 - Wed, Sep 10
Delta Logo
1:15 pm - 10:54 pmONT-EUG
9h 39m2 stops
Delta Logo
5:32 pm - 10:42 pmEUG-ONT
5h 10m1 stop
$214Delta
Find Deal
Tue, Sep 2 - Wed, Sep 10
Delta Logo
1:15 pm - 11:14 pmONT-EUG
9h 59m2 stops
Delta Logo
11:30 am - 9:20 pmEUG-ONT
9h 50m2 stops
$219Delta
Find Deal
Tue, Nov 4 - Wed, Nov 5
Hawaiian Airlines Logo
3:06 pm - 10:48 pmONT-EUG
7h 42m1 stop
Hawaiian Airlines Logo
5:45 pm - 12:03 amEUG-ONT
6h 18m1 stop
$223Hawaiian Airlines
Find Deal
Wed, Sep 3 - Mon, Sep 8
Alaska Airlines Logo
5:49 pm - 10:43 pmONT-EUG
4h 54m1 stop
Alaska Airlines Logo
7:53 am - 2:12 pmEUG-ONT
6h 19m1 stop
$229Alaska Airlines
Find Deal
Fri, Sep 5 - Tue, Sep 9
Hawaiian Airlines Logo
6:00 am - 12:42 pmONT-EUG
6h 42m1 stop
Hawaiian Airlines Logo
5:42 pm - 12:03 amEUG-ONT
6h 21m1 stop
$274Hawaiian Airlines
Find Deal
Fri, Oct 3 - Fri, Oct 10
Southwest Logo
5:45 am - 1:35 pmONT-EUG
7h 50m2 stops
Southwest Logo
2:10 pm - 8:45 pmEUG-ONT
6h 35m2 stops
$276Southwest
Find Deal
Wed, Sep 10 - Wed, Sep 17
United Airlines Logo
6:00 am - 12:09 pmONT-EUG
6h 09m1 stop
United Airlines Logo
6:52 pm - 10:45 pmEUG-ONT
3h 53m1 stop
$279United Airlines
Find Deal
Tue, Nov 4 - Tue, Nov 4
Southwest Logo
7:00 am - 12:00 pmONT-EUG
5h 00m1 stop
Southwest Logo
1:25 pm - 7:40 pmEUG-ONT
6h 15m1 stop
$280Southwest
Find Deal
Tue, Dec 9 - Fri, Dec 12
United Airlines Logo
6:50 pm - 10:50 pmONT-EUG
4h 00m1 stop
United Airlines Logo
6:00 am - 12:13 pmEUG-ONT
6h 13m1 stop
$294United Airlines
Find Deal
Tue, Sep 2 - Sun, Sep 7

Alaska Airlines flights from Ontario to Eugene

Our best Alaska Airlines deals on Ontario to Eugene flight tickets
Alaska Airlines
Sep 2
ONT6:00 amOntario
6h 42m
1 stop
EUG12:42 pmEugene
Sep 10
EUG6:00 amEugene
4h 44m
1 stop
ONT10:44 amOntario
$209
Find similar
Alaska Airlines
Sep 5
ONT5:49 pmOntario
4h 54m
1 stop
EUG10:43 pmEugene
Sep 9
EUG7:53 amEugene
6h 19m
1 stop
ONT2:12 pmOntario
$229
Find similar
Alaska Airlines
Dec 4
ONT6:00 amOntario
6h 37m
1 stop
EUG12:37 pmEugene
Dec 4
EUG3:59 pmEugene
3h 48m
1 stop
ONT7:47 pmOntario
$231
Find similar

Delta flights from Ontario to Eugene

Our best Delta deals on Ontario to Eugene flight tickets
Delta
Sep 2
ONT1:15 pmOntario
9h 39m
2 stops
EUG10:54 pmEugene
Sep 10
EUG5:32 pmEugene
5h 10m
1 stop
ONT10:42 pmOntario
$214
Find similar
Delta
Nov 4
ONT1:15 pmOntario
9h 59m
2 stops
EUG11:14 pmEugene
Nov 5
EUG11:30 amEugene
9h 50m
2 stops
ONT9:20 pmOntario
$219
Find similar
Delta
Sep 2
ONT1:15 pmOntario
9h 39m
2 stops
EUG10:54 pmEugene
Sep 6
EUG11:20 amEugene
5h 51m
1 stop
ONT5:11 pmOntario
$228
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
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

Price

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Tue 9/2

6:00 am-12:42 pm

1 stop6h 42m

Eugene

Wed 9/10

6:00 am-10:44 am

1 stop4h 44m

$209

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Tue 9/2

1:15 pm-10:54 pm

2 stops9h 39m

Eugene

Wed 9/10

5:32 pm-10:42 pm

1 stop5h 10m

$214

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Tue 11/4

1:15 pm-11:14 pm

2 stops9h 59m

Eugene

Wed 11/5

11:30 am-9:20 pm

2 stops9h 50m

$219

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 9/3

3:06 pm-10:48 pm

1 stop7h 42m

Eugene

Mon 9/8

5:45 pm-12:03 am

1 stop6h 18m

$223

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Fri 9/5

5:49 pm-10:43 pm

1 stop4h 54m

Eugene

Tue 9/9

7:53 am-2:12 pm

1 stop6h 19m

$229

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Fri 10/3

6:00 am-12:42 pm

1 stop6h 42m

Eugene

Fri 10/10

5:42 pm-12:03 am

1 stop6h 21m

$274

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 9/10

5:45 am-1:35 pm

2 stops7h 50m

Eugene

Wed 9/17

2:10 pm-8:45 pm

2 stops6h 35m

$276

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Tue 11/4

6:00 am-12:09 pm

1 stop6h 09m

Eugene

Tue 11/4

6:52 pm-10:45 pm

1 stop3h 53m

$279

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Tue 12/9

7:00 am-12:00 pm

1 stop5h 00m

Eugene

Fri 12/12

1:25 pm-7:40 pm

1 stop6h 15m

$280

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Tue 9/2

6:50 pm-10:50 pm

1 stop4h 00m

Eugene

Sun 9/7

6:00 am-12:13 pm

1 stop6h 13m

$294

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Eugene from

How to get the cheapest flight ticket from Ontario to Eugene

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Eugene?

In general, May is the cheapest month to fly from Ontario to Eugene. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $262. If you don’t want to visit Eugene in May, then you should wait until August to fly from Ontario, when ticket prices are also cheap, with an average price of $285.

What is the cheapest day to depart on your flight to Eugene?

According to our data, Wednesday is the cheapest day to fly to Eugene from Ontario. The lowest ticket price found for a Wednesday departure recently was $268. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Eugene is Sunday, with ticket prices averaging around $359.

What is the cheapest time of day to depart on your flight to Eugene?

Flying to Eugene from Ontario in the evening is the least expensive time of day to depart. momondo users have found prices as low as $308 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $321 on average. Flights to Eugene from Ontario in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Ontario to Eugene flight prices changed over time?

As of August 2025, prices for Ontario to Eugene flights are approximately 67% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Eugene

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Eugene according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Eugene (ONT to EUG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Eugene

Best Price Found

$105

Fastest flight time

4h 00m

Direct flights

None

Airports in Eugene

1 airport
The best one-way flight to Eugene from Ontario in the past 72 hours is $105. The best round-trip flight deal from Ontario to Eugene found on momondo in the last 72 hours is $209.
The fastest flight from Ontario to Eugene takes 4h 00m
There are no direct flights from Ontario to Eugene. Popular non-direct route for this connection is Ontario Airport - Eugene Airport.
There is 1 airport near Eugene: Eugene (EUG)
Search flight deals

  • How far is Ontario to Eugene by plane?

    Eugene is 748.3 mi away from Ontario. 4h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ontario Airport to Eugene Airport?

    Prices for flights from Ontario Airport to Eugene Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Eugene Airport?

  • How old do you have to be to fly from Ontario Airport to Eugene Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Eugene Airport.

  • What documentation or ID do you need to fly to Eugene Airport?

    The travel and health documents required for your trip to Eugene Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Eugene Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Ontario to Eugene?

Best airlines flying from Ontario to Eugene

Compare and see reviews for airlines that fly from Ontario to Eugene with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $178Free CancellationRating
8.0
7,980 reviews
Search Delta flights
SouthwestPriceFrom $183Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $236Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Traveling to a place near Eugene?

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

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Eugene?

Finding the right flight to Eugene from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Eugene quick and easy, saving you time and money.

Can I find flights from Ontario to Eugene with flexible booking policies on momondo?

Yes. All flights to Eugene from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Eugene?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Eugene.

I’m not ready to book a flight from Ontario to Eugene right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Eugene from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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