Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to Eugene from $104

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 3/17. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ontario to Eugene

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:00 am - 11:59 pm
ONT
-
EUG
17h 59m
1 stop
Alaska Airlines Logo
8:38 pm - 9:45 am
EUG
-
ONT
13h 07m
1 stop
$167Alaska Airlines
Wed, May 6 - Sun, May 10
Alaska Airlines Logo
3:26 pm - 11:59 pm
ONT
-
EUG
8h 33m
1 stop
Alaska Airlines Logo
8:38 pm - 2:32 pm
EUG
-
ONT
17h 54m
1 stop
$196Alaska Airlines
Thu, Apr 30 - Mon, May 4
Delta Logo
6:00 am - 11:00 am
ONT
-
EUG
5h 00m
1 stop
Delta Logo
5:50 pm - 11:18 am
EUG
-
ONT
17h 28m
1 stop
$203Delta
Wed, Mar 18 - Mon, Mar 23
Delta Logo
5:09 pm - 11:50 pm
ONT
-
EUG
30h 41m
2 stops
Delta Logo
6:08 am - 10:34 pm
EUG
-
ONT
16h 26m
1 stop
$208Delta
Wed, Mar 18 - Mon, Mar 23
Alaska Airlines Logo
3:26 pm - 11:59 pm
ONT
-
EUG
8h 33m
1 stop
Alaska Airlines Logo
8:38 pm - 9:45 am
EUG
-
ONT
13h 07m
1 stop
$223Alaska Airlines
Thu, Apr 30 - Sun, May 3
Alaska Airlines Logo
7:59 pm - 11:59 pm
ONT
-
EUG
28h 00m
1 stop
Alaska Airlines Logo
10:18 am - 11:58 pm
EUG
-
ONT
13h 40m
1 stop
$225Alaska Airlines
Fri, May 8 - Thu, May 14
Alaska Airlines Logo
7:00 am - 3:23 pm
ONT
-
EUG
8h 23m
1 stop
Alaska Airlines Logo
12:24 pm - 8:23 pm
EUG
-
ONT
7h 59m
1 stop
$233Alaska Airlines
Tue, Mar 24 - Tue, Mar 31
Alaska Airlines Logo
6:00 am - 10:03 pm
ONT
-
EUG
16h 03m
2 stops
Alaska Airlines Logo
8:38 pm - 9:45 am
EUG
-
ONT
13h 07m
1 stop
$234Alaska Airlines
Wed, Apr 29 - Sun, May 3
Multiple Airlines Logo
7:44 pm - 10:12 am
ONT
-
EUG
14h 28m
1 stop
Multiple Airlines Logo
11:02 am - 8:24 am
EUG
-
ONT
21h 22m
1 stop
$241Multiple Airlines
Sat, Apr 18 - Sun, Apr 26
Delta Logo
6:00 am - 11:00 am
ONT
-
EUG
5h 00m
1 stop
Delta Logo
6:08 am - 11:18 am
EUG
-
ONT
5h 10m
1 stop
$243Delta
Wed, Mar 18 - Tue, Mar 24

Delta flights from Ontario to Eugene

Our best Delta deals on Ontario to Eugene flight tickets
Delta
Mar 18
ONT6:00 amOntario
5h 00m
1 stop
EUG11:00 amEugene
Mar 23
EUG5:50 pmEugene
17h 28m
1 stop
ONT11:18 amOntario
$203
Delta
Mar 18
ONT5:09 pmOntario
30h 41m
2 stops
EUG11:50 pmEugene
Mar 23
EUG6:08 amEugene
16h 26m
1 stop
ONT10:34 pmOntario
$208
Delta
Mar 18
ONT6:00 amOntario
5h 00m
1 stop
EUG11:00 amEugene
Mar 24
EUG6:08 amEugene
5h 10m
1 stop
ONT11:18 amOntario
$243

Alaska Airlines flights from Ontario to Eugene

Our best Alaska Airlines deals on Ontario to Eugene flight tickets
Alaska Airlines
May 6
ONT6:00 amOntario
17h 59m
1 stop
EUG11:59 pmEugene
May 10
EUG8:38 pmEugene
13h 07m
1 stop
ONT9:45 amOntario
$167
Alaska Airlines
Apr 30
ONT3:26 pmOntario
8h 33m
1 stop
EUG11:59 pmEugene
May 4
EUG8:38 pmEugene
17h 54m
1 stop
ONT2:32 pmOntario
$196
Alaska Airlines
Apr 30
ONT3:26 pmOntario
8h 33m
1 stop
EUG11:59 pmEugene
May 3
EUG8:38 pmEugene
13h 07m
1 stop
ONT9:45 amOntario
$223

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 February 24, 2026.
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

Wed 5/6

6:00 am-11:59 pm

1 stop17h 59m

Eugene

Sun 5/10

8:38 pm-9:45 am

1 stop13h 07m

$167

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Thu 4/30

3:26 pm-11:59 pm

1 stop8h 33m

Eugene

Mon 5/4

8:38 pm-2:32 pm

1 stop17h 54m

$196

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 3/18

6:00 am-11:00 am

1 stop5h 00m

Eugene

Mon 3/23

5:50 pm-11:18 am

1 stop17h 28m

$203

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 3/18

5:09 pm-11:50 pm

2 stops30h 41m

Eugene

Mon 3/23

6:08 am-10:34 pm

1 stop16h 26m

$208

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Thu 4/30

3:26 pm-11:59 pm

1 stop8h 33m

Eugene

Sun 5/3

8:38 pm-9:45 am

1 stop13h 07m

$223

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Fri 5/8

7:59 pm-11:59 pm

1 stop28h 00m

Eugene

Thu 5/14

10:18 am-11:58 pm

1 stop13h 40m

$225

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Tue 3/24

7:00 am-3:23 pm

1 stop8h 23m

Eugene

Tue 3/31

12:24 pm-8:23 pm

1 stop7h 59m

$233

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 4/29

6:00 am-10:03 pm

2 stops16h 03m

Eugene

Sun 5/3

8:38 pm-9:45 am

1 stop13h 07m

$234

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Sat 4/18

7:44 pm-10:12 am

1 stop14h 28m

Eugene

Sun 4/26

11:02 am-8:24 am

1 stop21h 22m

$241

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 3/18

6:00 am-11:00 am

1 stop5h 00m

Eugene

Tue 3/24

6:08 am-11:18 am

1 stop5h 10m

$243

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 October to fly from Ontario, when ticket prices are also cheap, with an average price of $281.

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 $248. 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 $357.

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 $292 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 $327 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 February 2026, prices for Ontario to Eugene flights are approximately 7% 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

Fastest flight time

4h 37m

Direct flights

None
The fastest flight from Ontario to Eugene takes 4h 37m
There are no direct flights from Ontario to Eugene. There are no popular flight routes from Ontario to Eugene.
Search flight deals

  • How far is Ontario to Eugene by plane?

    Eugene is 748.3 mi away from Ontario. 4h 37m 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
7.9
8,238 reviews
Search Delta flights
United AirlinesPriceFrom $180Free CancellationRating
7.4
9,343 reviews
Search United Airlines flights
SouthwestPriceFrom $183Free CancellationRating
8.0
4,299 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $197Free CancellationRating
8.0
11,950 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.

An easier way to manage your Eugene trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 3/26
Thu 4/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States