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Cheap flights from Eugene to Los Angeles from $78

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Eugene to Los Angeles departing on 10/15. 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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0 bags

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Find the cheapest flights from Eugene to Los Angeles

Cheap round-trip flights

Southwest Logo
6:10 am - 10:15 amEUG-ONT
4h 05m1 stop
Southwest Logo
6:15 am - 12:45 pmONT-EUG
6h 30m1 stop
$158Southwest
Find Deal
Wed, Oct 8 - Tue, Oct 14
Southwest Logo
6:10 am - 10:15 amEUG-ONT
4h 05m1 stop
Southwest Logo
6:15 am - 12:45 pmONT-EUG
6h 30m1 stop
$164Southwest
Find Deal
Wed, Oct 8 - Wed, Oct 15
Delta Logo
5:30 pm - 10:38 pmEUG-ONT
5h 08m1 stop
Delta Logo
5:05 pm - 11:52 pmONT-EUG
6h 47m1 stop
$203Delta
Find Deal
Tue, Feb 17 - Sat, Feb 21
United Airlines Logo
6:47 pm - 10:52 pmEUG-ONT
4h 05m1 stop
United Airlines Logo
1:53 pm - 5:45 pmONT-EUG
3h 52m1 stop
$211United Airlines
Find Deal
Tue, Sep 30 - Thu, Oct 2
United Airlines Logo
6:47 pm - 10:49 pmEUG-ONT
4h 02m1 stop
United Airlines Logo
1:35 pm - 5:45 pmONT-EUG
4h 10m1 stop
$218United Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
Delta Logo
5:30 pm - 10:38 pmEUG-ONT
5h 08m1 stop
Delta Logo
5:05 pm - 11:52 pmONT-EUG
6h 47m1 stop
$232Delta
Find Deal
Tue, Feb 17 - Sat, Feb 21
American Airlines Logo
5:30 am - 12:03 pmEUG-ONT
6h 33m1 stop
American Airlines Logo
12:55 pm - 7:43 pmONT-EUG
6h 48m1 stop
$233American Airlines
Find Deal
Wed, Nov 19 - Sat, Nov 22
American Airlines Logo
6:00 am - 11:56 amEUG-ONT
5h 56m1 stop
American Airlines Logo
1:10 pm - 7:31 pmONT-EUG
6h 21m1 stop
$249American Airlines
Find Deal
Tue, Sep 30 - Sat, Oct 4
Alaska Airlines Logo
5:00 am - 10:39 amEUG-ONT
5h 39m1 stop
Alaska Airlines Logo
6:00 pm - 10:38 pmONT-EUG
4h 38m1 stop
$269Alaska Airlines
Find Deal
Wed, Feb 18 - Fri, Feb 20
Alaska Airlines Logo
1:02 pm - 5:09 pmEUG-ONT
4h 07m1 stop
Alaska Airlines Logo
4:11 pm - 9:10 pmONT-EUG
4h 59m1 stop
$292Alaska Airlines
Find Deal
Thu, Nov 13 - Sat, Nov 15

United Airlines flights from Eugene to Ontario

Our best United Airlines deals on Eugene to Ontario flight tickets
United Airlines
Sep 30
EUG6:47 pmEugene
4h 05m
1 stop
ONT10:52 pmOntario
Oct 2
ONT1:53 pmOntario
3h 52m
1 stop
EUG5:45 pmEugene
$211
Find similar
United Airlines
Dec 4
EUG6:47 pmEugene
4h 02m
1 stop
ONT10:49 pmOntario
Dec 8
ONT1:35 pmOntario
4h 10m
1 stop
EUG5:45 pmEugene
$218
Find similar
United Airlines
Oct 22
EUG6:00 amEugene
6h 13m
1 stop
ONT12:13 pmOntario
Oct 26
ONT6:38 pmOntario
4h 18m
1 stop
EUG10:56 pmEugene
$222
Find similar

Southwest flights from Eugene to Ontario

Our best Southwest deals on Eugene to Ontario flight tickets
Southwest
Oct 8
EUG6:10 amEugene
4h 05m
1 stop
ONT10:15 amOntario
Oct 14
ONT6:15 amOntario
6h 30m
1 stop
EUG12:45 pmEugene
$158
Find similar
Southwest
Oct 8
EUG6:10 amEugene
4h 05m
1 stop
ONT10:15 amOntario
Oct 15
ONT6:15 amOntario
6h 30m
1 stop
EUG12:45 pmEugene
$164
Find similar
Southwest
Oct 8
EUG6:10 amEugene
4h 05m
1 stop
ONT10:15 amOntario
Oct 14
ONT5:45 amOntario
7h 00m
2 stops
EUG12:45 pmEugene
$182
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Eugene to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

EugeneOntario

EUG - ONT

EUGONT

Eugene

Wed 10/8

6:10 am-10:15 am

1 stop4h 05m

Ontario

Tue 10/14

6:15 am-12:45 pm

1 stop6h 30m

$158

EugeneOntario

EUG - ONT

EUGONT

Eugene

Wed 10/8

6:10 am-10:15 am

1 stop4h 05m

Ontario

Wed 10/15

6:15 am-12:45 pm

1 stop6h 30m

$164

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 2/17

5:30 pm-10:38 pm

1 stop5h 08m

Ontario

Sat 2/21

5:05 pm-11:52 pm

1 stop6h 47m

$203

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 9/30

6:47 pm-10:52 pm

1 stop4h 05m

Ontario

Thu 10/2

1:53 pm-5:45 pm

1 stop3h 52m

$211

EugeneOntario

EUG - ONT

EUGONT

Eugene

Thu 12/4

6:47 pm-10:49 pm

1 stop4h 02m

Ontario

Mon 12/8

1:35 pm-5:45 pm

1 stop4h 10m

$218

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 2/17

5:30 pm-10:38 pm

1 stop5h 08m

Ontario

Sat 2/21

5:05 pm-11:52 pm

1 stop6h 47m

$232

EugeneOntario

EUG - ONT

EUGONT

Eugene

Wed 11/19

5:30 am-12:03 pm

1 stop6h 33m

Ontario

Sat 11/22

12:55 pm-7:43 pm

1 stop6h 48m

$233

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 9/30

6:00 am-11:56 am

1 stop5h 56m

Ontario

Sat 10/4

1:10 pm-7:31 pm

1 stop6h 21m

$249

EugeneOntario

EUG - ONT

EUGONT

Eugene

Wed 2/18

5:00 am-10:39 am

1 stop5h 39m

Ontario

Fri 2/20

6:00 pm-10:38 pm

1 stop4h 38m

$269

EugeneOntario

EUG - ONT

EUGONT

Eugene

Thu 11/13

1:02 pm-5:09 pm

1 stop4h 07m

Ontario

Sat 11/15

4:11 pm-9:10 pm

1 stop4h 59m

$292

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Eugene to Ontario

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 Ontario?

In general, February is the cheapest month to fly from Eugene to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $278. If you aren’t able to travel during the month of February, then book flights to Ontario from Eugene during September instead. Flights to Ontario in September, while not as cheap as those in February, still average around $296.

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

The cheapest day to depart on your flight to Ontario is on a Thursday when prices can be found for as low as $316. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Eugene to Ontario for around $386.

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

In the afternoon is the cheapest time of day to fly from Eugene to Ontario when you can find flight prices for as low as $325. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $332 on average. Flights to Ontario from Eugene in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Eugene to Ontario flight prices changed over time?

As of September 2025, prices for Eugene to Ontario flights are approximately 137% more expensive when compared to flights at the same time last year.

When to book flights from Eugene to Ontario

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

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

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

Direct flights

None
There are no direct flights from Eugene to Ontario. There are no popular flight routes from Eugene to Ontario.
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  • How far is Eugene to Ontario by plane?

    Eugene and Ontario are 748.3 mi apart from one another. A reasonable flight in good conditions will take 3h 59m.

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

    Prices for flights from Eugene Airport to Ontario Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Eugene Airport to Ontario Airport.

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

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Eugene to Ontario

Compare and see reviews for airlines that fly from Eugene to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $212Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $236Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $242Free CancellationRating
8.0
4,248 reviews
Search Southwest flights

  • Southwest Flights From Eugene to Ontario

    Southwest is one of the most popular airlines flying from Eugene to Ontario, operating 5 flights/week on average for this route. A good Southwest flight deal for Eugene to Ontario starts from $242 round-trip, up to an average price of $334. Our users have rated Southwest at 8.0/10.

  • United Airlines Flights From Eugene to Ontario

    Another popular option for Eugene to Ontario flights is United Airlines (7.4/10, 8,937 ratings). United Airlines flies from Eugene to Ontario around 6 times per week, with deals starting from $212 round-trip and rising to an average price of around $292.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Eugene to Ontario. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Ontario from Eugene which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Eugene.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Eugene and alert you when they change.

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