Which layover airport offers the lowest fares from Ontario to Eugene?

Flights via Seattle (SEA) offer the lowest average round-trip price of $261.

Which layover airport has the shortest travel time from Ontario to Eugene?

Flights connecting via Seattle (SEA) have the shortest average one-way travel time: 4h 35m.

Which airport is the most popular layover for flights between Ontario and Eugene?

Seattle (SEA) was the most common stop: 70% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Eugene?

Alaska Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Eugene from Ontario according to our data. Alaska Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Eugene. Keep in mind that there are 8 different airlines that fly to Eugene on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Ontario to Eugene?

Seattle (SEA) has the shortest average layover time for this route: 1h 18m.

What is the cheapest airline that flies from Ontario to Eugene?

Alaska Airlines and Delta are the most popular carriers operating from Ontario to Eugene

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?

As of December 2025, there are 4 operators available to choose from 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.

$107 Cheap Flights from Ontario to Eugene in 2025/26

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7:00 am - 11:52 amONT-EUG

4h 52m1 stop

4:01 pm - 11:52 pmEUG-ONT

7h 51m1 stop

$162Hawaiian Airlines

Find Deal

Sat, Feb 14 - Tue, Feb 17

7:30 am - 10:40 amONT-EUG

27h 10m1 stop

11:25 am - 11:49 pmEUG-ONT

12h 24m2 stops

$166Delta

Find Deal

Sat, Feb 14 - Tue, Feb 17

3:30 pm - 11:12 pmONT-EUG

7h 42m1 stop

6:10 am - 1:56 pmEUG-ONT

7h 46m1 stop

$167Delta

Find Deal

Wed, Jan 28 - Sat, Jan 31

1:10 pm - 11:12 pmONT-EUG

10h 02m2 stops

6:10 am - 1:56 pmEUG-ONT

7h 46m1 stop

$172Delta

Find Deal

Wed, Jan 28 - Sat, Jan 31

12:57 pm - 9:01 pmONT-EUG

8h 04m1 stop

6:36 am - 12:03 pmEUG-ONT

5h 27m1 stop

$174American Airlines

Find Deal

Wed, Jan 28 - Sat, Jan 31

7:20 am - 1:50 pmONT-EUG

6h 30m1 stop

6:35 am - 3:05 pmEUG-ONT

8h 30m2 stops

$184Southwest

Find Deal

Wed, Jan 28 - Sat, Jan 31

3:25 pm - 9:15 pmONT-EUG

5h 50m2 stops

6:35 am - 3:05 pmEUG-ONT

8h 30m2 stops

$189Southwest

Find Deal

Wed, Jan 28 - Sat, Jan 31

5:59 pm - 10:45 pmONT-EUG

4h 46m1 stop

3:56 pm - 8:10 pmEUG-ONT

4h 14m1 stop

$192Hawaiian Airlines

Find Deal

Wed, Jan 14 - Sun, Jan 18

4:03 pm - 10:45 pmONT-EUG

6h 42m2 stops

5:10 am - 8:36 pmEUG-ONT

15h 26m2 stops

$193Alaska Airlines

Find Deal

Wed, Jan 14 - Tue, Jan 20

4:03 pm - 9:30 pmONT-EUG

5h 27m1 stop

3:02 pm - 8:36 pmEUG-ONT

5h 34m1 stop

$204Alaska Airlines

Find Deal

Wed, Feb 4 - Sat, Feb 7

Alaska Airlines flights from Ontario to Eugene

Our best Alaska Airlines deals on Ontario to Eugene flight tickets

Alaska Airlines

Jan 14

ONT4:03 pmOntario

6h 42m

2 stops

EUG10:45 pmEugene

Jan 20

EUG5:10 amEugene

15h 26m

2 stops

ONT8:36 pmOntario

$193

Find similar

Alaska Airlines

Feb 4

ONT4:03 pmOntario

5h 27m

1 stop

EUG9:30 pmEugene

Feb 7

EUG3:02 pmEugene

5h 34m

1 stop

ONT8:36 pmOntario

$204

Find similar

Alaska Airlines

Jan 16

ONT11:53 amOntario

25h 15m

1 stop

EUG1:08 pmEugene

Jan 22

EUG3:02 pmEugene

8h 54m

1 stop

ONT11:56 pmOntario

$205

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Hawaiian Airlines flights from Ontario to Eugene

Our best Hawaiian Airlines deals on Ontario to Eugene flight tickets

Hawaiian Airlines

Feb 14

ONT7:00 amOntario

4h 52m

1 stop

EUG11:52 amEugene

Feb 17

EUG4:01 pmEugene

7h 51m

1 stop

ONT11:52 pmOntario

$162

Find similar

Hawaiian Airlines

Jan 14

ONT5:59 pmOntario

4h 46m

1 stop

EUG10:45 pmEugene

Jan 18

EUG3:56 pmEugene

4h 14m

1 stop

ONT8:10 pmOntario

$192

Find similar

Hawaiian Airlines

Jan 14

ONT11:53 amOntario

5h 01m

1 stop

EUG4:54 pmEugene

Jan 18

EUG3:56 pmEugene

4h 14m

1 stop

ONT8:10 pmOntario

$228

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Fly from

Fly to

Route

Depart

Return

Price

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Sat 2/14

7:00 am-11:52 am

1 stop4h 52m

Eugene

Tue 2/17

4:01 pm-11:52 pm

1 stop7h 51m

$162

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Sat 2/14

7:30 am-10:40 am

1 stop27h 10m

Eugene

Tue 2/17

11:25 am-11:49 pm

2 stops12h 24m

$166

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 1/28

3:30 pm-11:12 pm

1 stop7h 42m

Eugene

Sat 1/31

6:10 am-1:56 pm

1 stop7h 46m

$167

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 1/28

1:10 pm-11:12 pm

2 stops10h 02m

Eugene

Sat 1/31

6:10 am-1:56 pm

1 stop7h 46m

$172

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 1/28

12:57 pm-9:01 pm

1 stop8h 04m

Eugene

Sat 1/31

6:36 am-12:03 pm

1 stop5h 27m

$174

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 1/28

7:20 am-1:50 pm

1 stop6h 30m

Eugene

Sat 1/31

6:35 am-3:05 pm

2 stops8h 30m

$184

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 1/28

3:25 pm-9:15 pm

2 stops5h 50m

Eugene

Sat 1/31

6:35 am-3:05 pm

2 stops8h 30m

$189

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 1/14

5:59 pm-10:45 pm

1 stop4h 46m

Eugene

Sun 1/18

3:56 pm-8:10 pm

1 stop4h 14m

$192

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 1/14

4:03 pm-10:45 pm

2 stops6h 42m

Eugene

Tue 1/20

5:10 am-8:36 pm

2 stops15h 26m

$193

OntarioEugene

ONT - EUG

ONTEUG

Ontario

Wed 2/4

4:03 pm-9:30 pm

1 stop5h 27m

Eugene

Sat 2/7

3:02 pm-8:36 pm

1 stop5h 34m

$204

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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

Prices

Airlines

Layovers

What is the cheapest month to fly to Eugene?

In general, September 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 $250. If you don’t want to visit Eugene in September, then you should wait until May to fly from Ontario, when ticket prices are also cheap, with an average price of $262.

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

According to our data, Tuesday is the cheapest day to fly to Eugene from Ontario. The lowest ticket price found for a Tuesday departure recently was $252. 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 $365.

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 $305 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 December 2025, prices for Ontario to Eugene flights are approximately 53% 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	3h 50m
Direct flights	None

The fastest flight from Ontario to Eugene takes 3h 50m

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 46m 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?
As of December 2025, there are 4 operators available to choose from 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?
Based on momondo bookings for flights between Ontario and Eugene, the leading airline is Southwest, making up 54% of the total bookings. Other popular airlines include Alaska Airlines with 26%, Delta with 10%, and United Airlines with 10%.

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
Delta	PriceFrom $178	Free Cancellation	Rating 7.9 8,013 reviews	Search Delta flights
United Airlines	PriceFrom $180	Free Cancellation	Rating 7.4 9,063 reviews	Search United Airlines flights
Southwest	PriceFrom $183	Free Cancellation	Rating 8.0 4,253 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $227	Free Cancellation	Rating 8.0 11,386 reviews	Search Alaska Airlines flights

Newport

Yachats

Albany

Springfield

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.

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Cheap flights from Ontario to Eugene from $107

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 1/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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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?

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

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

How have Ontario to Eugene flight prices changed over time?

As of December 2025, prices for Ontario to Eugene flights are approximately 53% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Ontario to Eugene?

Alaska Airlines and Delta are the most popular carriers operating from Ontario to Eugene

What airlines fly to Eugene?

Which airport is the most popular layover for flights between Ontario and Eugene?

Seattle (SEA) was the most common stop: 70% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Ontario to Eugene?

Flights via Seattle (SEA) offer the lowest average round-trip price of $261.

Which layover airport has the shortest travel time from Ontario to Eugene?

Flights connecting via Seattle (SEA) have the shortest average one-way travel time: 4h 35m.

Which layover airport has the shortest connection time from Ontario to Eugene?

Seattle (SEA) has the shortest average layover time for this route: 1h 18m.

When to book flights from Ontario to Eugene

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

Direct flights

How far is Ontario to Eugene by plane?

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

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?

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

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

Traveling to a place near Eugene?

Why use momondo?

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

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

How can momondo help me find flights 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?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Oregon